{"id":24840,"date":"2025-08-21T07:59:22","date_gmt":"2025-08-21T07:59:22","guid":{"rendered":"https:\/\/hartmann-valves.com\/industry-energy-storage\/"},"modified":"2026-08-28T09:45:03","modified_gmt":"2026-08-28T09:45:03","slug":"industry-energy-storage","status":"publish","type":"page","link":"https:\/\/hartmann-valves.com\/en\/industry-energy-storage\/","title":{"rendered":"Industry: Energy storage"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"24840\" class=\"elementor elementor-24840 elementor-966\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4e8b14d2 e-flex e-con-boxed e-con e-parent\" data-id=\"4e8b14d2\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-47de5c08 e-flex e-con-boxed e-con e-child\" data-id=\"47de5c08\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2bc41c5f elementor-widget elementor-widget-heading\" data-id=\"2bc41c5f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Energy storage<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2f01476 elementor-widget elementor-widget-heading\" data-id=\"2f01476\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Gas-tight ball valves and customized wellheads for storage operations under load changes<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f587991 elementor-widget elementor-widget-text-editor\" data-id=\"4f587991\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Energy storage systems are a central component for supply security and the energy transition \u2013 from hydrogen and power-to-gas plants to underground storage facilities such as caverns, aquifers, and depleted reservoirs.<\/p><p>Operators need solutions that reliably shut off, remain tight, manage dynamic operating modes, and can be operated in a maintenance-friendly and auditable manner.<\/p><p>Hartmann Valves supports storage operators with gas-tight, metal-to-metal sealing ball valves and customized wellheads \u2013 designed for demanding media, high pressure ratings, and long-term availability.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5d5777cf e-flex e-con-boxed e-con e-child\" data-id=\"5d5777cf\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-76bca021 elementor-widget elementor-widget-image\" data-id=\"76bca021\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/12\/DSC02012-1024x683.jpg\" class=\"attachment-large size-large wp-image-24850\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/12\/DSC02012-1024x683.jpg 1024w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/12\/DSC02012-300x200.jpg 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/12\/DSC02012-768x512.jpg 768w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/12\/DSC02012-1536x1024.jpg 1536w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/12\/DSC02012-2048x1365.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7c18f4e e-flex e-con-boxed e-con e-parent\" data-id=\"7c18f4e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d7b3320 e-con-full e-flex e-con e-child\" data-id=\"d7b3320\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-53a0c482 elementor-widget__width-inherit elementor-align-justify elementor-invisible elementor-widget elementor-widget-button\" data-id=\"53a0c482\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#H2-Speicherung\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">H\u2082 Storage &amp; Power-to-Gas<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1050a7a e-con-full e-flex e-con e-child\" data-id=\"1050a7a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4856144 elementor-widget__width-inherit elementor-align-justify elementor-invisible elementor-widget elementor-widget-button\" data-id=\"4856144\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#UGS\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">UGS | Cavern | Porous Storage<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e70b20f e-con-full e-flex e-con e-child\" data-id=\"e70b20f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-337efa0 elementor-widget__width-inherit elementor-align-justify elementor-invisible elementor-widget elementor-widget-button\" data-id=\"337efa0\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#bestandsanlagen\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Upgrading existing facilities<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-eb6e3f6 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"eb6e3f6\" data-element_type=\"section\" data-e-type=\"section\" id=\"side-logos-wrapper\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b2f8996\" data-id=\"b2f8996\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7a4cfde elementor-widget elementor-widget-image\" data-id=\"7a4cfde\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/hartmann-valves.com\/en\/downloads\/\" target=\"_blank\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"466\" height=\"426\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/download-4-1.jpg\" class=\"attachment-full size-full wp-image-25520\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/download-4-1.jpg 466w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/download-4-1-300x274.jpg 300w\" sizes=\"(max-width: 466px) 100vw, 466px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-8047431 e-flex e-con-boxed e-con e-parent\" data-id=\"8047431\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5f5db1af e-flex e-con-boxed e-con e-child\" data-id=\"5f5db1af\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4c6c9245 elementor-widget elementor-widget-image\" data-id=\"4c6c9245\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"2560\" height=\"1707\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/DSC07871-scaled.jpg\" class=\"attachment-full size-full wp-image-24849\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/DSC07871-scaled.jpg 2560w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/DSC07871-300x200.jpg 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/DSC07871-1024x683.jpg 1024w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/DSC07871-768x512.jpg 768w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/DSC07871-1536x1024.jpg 1536w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/DSC07871-2048x1365.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-14b03181 e-flex e-con-boxed e-con e-child\" data-id=\"14b03181\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3c91931 elementor-widget elementor-widget-heading\" data-id=\"3c91931\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">What matters in storage operations<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c8c0573 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"c8c0573\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Ensure availability, reduce risks<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f2c416c elementor-widget elementor-widget-text-editor\" data-id=\"6f2c416c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Today, storage facilities are operated with more frequent cycles: injection, withdrawal, rapid changes \u2013 while simultaneously meeting high demands for safety, environment, and documentation. Crucial are components that function reliably in daily operation and support clear, robust safety functions in the event of an incident. <\/p><h2 data-start=\"125\" data-end=\"166\"><span style=\"color: #000000\"><strong data-start=\"125\" data-end=\"164\">What does this mean for your operation?<\/strong><\/span><\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-43c29b0 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"43c29b0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Ensure availability:<\/b> <br \/>robust shut-off even with high actuation frequencies<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Reduce risk:<\/b> <br \/>gas-tight components and integrated concepts with fewer potential leakage points<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Plan for operation:<\/b><br \/> maintenance-friendly design, defined materials and coatings<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Remain auditable:<\/b><br \/> traceable documentation, defined testing and acceptance criteria<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-cd51eb4 e-flex e-con-boxed e-con e-parent\" data-id=\"cd51eb4\" data-element_type=\"container\" data-e-type=\"container\" id=\"H2-Speicherung\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-109ce97b e-flex e-con-boxed e-con e-child\" data-id=\"109ce97b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3e5807fe elementor-widget elementor-widget-heading\" data-id=\"3e5807fe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Customer-specific design<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-31caecd6 e-con-full e-flex e-con e-child\" data-id=\"31caecd6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-781e6cea elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"781e6cea\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"h2-speicherung\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">H\u2082 Storage &amp; Power-to-Gas<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5986d7f3 elementor-widget elementor-widget-text-editor\" data-id=\"5986d7f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Hydrogen storage and power-to-gas plants place special demands on sealing, materials, and operating behavior. In practice, the key factors are: stable sealing over many cycles, reliable shut-off, and a specification with clear testing and acceptance criteria.<br \/>For these applications, Hartmann Valves develops gas-tight hydrogen ball valves and wellheads for the safe storage of large amounts of energy. Absolutely gas-tight ball valves with a fully metal seated system are already successfully in use in several power-to-gas plants.  <\/p><h2><span style=\"color: #000000\">What does this mean for your hydrogen project?<\/span><\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7a9dafa elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"7a9dafa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Focus on tightness:<\/b> <br \/>stable sealing is crucial, especially for gaseous media<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Master dynamics:<\/b> <br \/>load cycle operation requires robust, low-wear concepts<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Scalability:<\/b><br \/> from pilot to expansion \u2013 with standardized interfaces and clear documentation<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-56fb485c e-flex e-con-boxed e-con e-child\" data-id=\"56fb485c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5ed2351c e-con-full e-flex e-con e-child\" data-id=\"5ed2351c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1cb48e8e elementor-widget elementor-widget-image\" data-id=\"1cb48e8e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1382\" height=\"921\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/05\/HartmannValves_GET-H2-NUKLEUS.jpg\" class=\"attachment-full size-full wp-image-24549\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/05\/HartmannValves_GET-H2-NUKLEUS.jpg 1382w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/05\/HartmannValves_GET-H2-NUKLEUS-300x200.jpg 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/05\/HartmannValves_GET-H2-NUKLEUS-1024x682.jpg 1024w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/05\/HartmannValves_GET-H2-NUKLEUS-768x512.jpg 768w\" sizes=\"(max-width: 1382px) 100vw, 1382px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e995cf5 elementor-invisible elementor-widget elementor-widget-button\" data-id=\"e995cf5\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/hartmann-valves.com\/en\/medium-hydrogen-h2\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">More about hydrogen solutions<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3f9c0ad1 e-flex e-con-boxed e-con e-parent\" data-id=\"3f9c0ad1\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-1fff6dcc e-flex e-con-boxed e-con e-child\" data-id=\"1fff6dcc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-41dd0724 elementor-widget elementor-widget-video\" data-id=\"41dd0724\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=m0QRafwLe7E&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4b7ebaa8 e-flex e-con-boxed e-con e-child\" data-id=\"4b7ebaa8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5a095d15 elementor-widget elementor-widget-heading\" data-id=\"5a095d15\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Reliable Shut-off<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68d33c09 elementor-widget elementor-widget-heading\" data-id=\"68d33c09\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Our Metal-to-Metal Sealing System<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-be709c8 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"be709c8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"3417\" data-end=\"3713\">Metal-to-metal sealing ball valves are designed for applications where soft-seated systems reach their limits. They are used wherever demanding media, extreme pressures and temperatures, or high cycle operations require a permanently reliable shut-off. The gas-tight sealing system meets leak rate A and ensures a permanently reliable shut-off.  <\/p><p data-start=\"291\" data-end=\"586\">The tightness of our valves is verified through technical testing in accordance with the relevant regulations and the applicable product standard. Our internal manufacturer standard exceeds the requirements of common testing standards such as <strong>API 598<\/strong> and <strong>DIN EN 12266<\/strong>. In this way, we create a resilient basis for very high shut-off tightness in demanding applications. The internal definition of <strong>leak rate A<\/strong> is based on <strong>ISO 5208.<\/strong>   <\/p><p data-start=\"430\" data-end=\"887\">The metal-to-metal sealing between the ball and seat rings ensures high wear resistance, minimized maintenance requirements and a long service life. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ee3fc9b e-flex e-con-boxed e-con e-parent\" data-id=\"ee3fc9b\" data-element_type=\"container\" data-e-type=\"container\" id=\"UGS\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5b51675 e-flex e-con-boxed e-con e-child\" data-id=\"5b51675\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1fe496a elementor-widget elementor-widget-heading\" data-id=\"1fe496a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">UGS | Cavern | Porous Storage<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f4cafe9 e-con-full e-flex e-con e-child\" data-id=\"f4cafe9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4713df5 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"4713df5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Safe Storage UNDERGROUND<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-61d3c0e elementor-widget elementor-widget-text-editor\" data-id=\"61d3c0e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>As early as the 1970s, underground storage capacities in Germany \u2013 including those for the national oil reserve \u2013 were significantly expanded. In crude oil storage, the medium alternates between oil and saturated brine. Due to its high salt content, brine is highly corrosive, placing high demands on the materials and surface treatments of the wellheads.  <\/p><p>Similar to crude oil storage, natural gas is also stored in underground reservoirs. These can be previously depleted reservoirs, aquifers, or artificially created cavities (caverns). Cavern storage, in particular, has large access cross-sections and absolutely relies on gas-tight components.  <\/p><p>Hartmann wellheads are used in international projects beyond Germany, including in England, Denmark, the Netherlands, Portugal, Turkey, and China. Hartmann ball valves are integrated as reliable shut-off valves in wellheads or are used as high-performance valves in brine systems, compressor stations, and gas processing plants. <\/p><h2><span style=\"color: #000000\">What matters<\/span><\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b9ec27d elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"b9ec27d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Corrosion management:<\/b> <br \/>materials + coatings are not a detail, but an availability factor<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Gas-tightness is mandatory:<\/b> <br \/>especially with large cross-sections and dynamic operating modes<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>System thinking pays off:<\/b><br \/>integrated solutions reduce interfaces and potential leak paths<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-65d6c69 e-flex e-con-boxed e-con e-child\" data-id=\"65d6c69\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-3904de5 e-con-full e-flex e-con e-child\" data-id=\"3904de5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d85071f elementor-widget elementor-widget-image\" data-id=\"d85071f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1707\" height=\"2560\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/11\/DSC02174-scaled.jpg\" class=\"attachment-full size-full wp-image-24851\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/11\/DSC02174-scaled.jpg 1707w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/11\/DSC02174-200x300.jpg 200w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/11\/DSC02174-683x1024.jpg 683w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/11\/DSC02174-768x1152.jpg 768w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/11\/DSC02174-1024x1536.jpg 1024w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/11\/DSC02174-1365x2048.jpg 1365w\" sizes=\"(max-width: 1707px) 100vw, 1707px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-78a47acc e-flex e-con-boxed e-con e-parent\" data-id=\"78a47acc\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7c7a0019 e-flex e-con-boxed e-con e-child\" data-id=\"7c7a0019\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-60301506 elementor-widget elementor-widget-heading\" data-id=\"60301506\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">When Gate Valves Reach Their Limits<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59d9a781 elementor-widget elementor-widget-heading\" data-id=\"59d9a781\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Why ball valves offer design advantages in energy storage<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5daec3f5 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"5daec3f5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Wellheads in underground storage facilities must function reliably and safely even with large nominal diameters and frequent actuation cycles. While gate valves can be prone to wear or malfunctions under these conditions, metal-to-metal sealing ball valves offer a reliable and gas-tight alternative for maximum plant availability. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1eb75353 e-flex e-con-boxed e-con e-child\" data-id=\"1eb75353\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1a02825b elementor-widget elementor-widget-video\" data-id=\"1a02825b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=z6zApTTShuo&amp;t=3s&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-33b76d2 e-flex e-con-boxed e-con e-parent\" data-id=\"33b76d2\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-6565531a e-con-full e-flex e-con e-child\" data-id=\"6565531a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7b80af49 e-n-tabs-mobile elementor-widget elementor-widget-n-tabs\" data-id=\"7b80af49\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"nested-tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-tabs\" data-widget-number=\"2072031049\" aria-label=\"Tabs. Open items with Enter or Space, close with Escape and navigate using the Arrow keys.\">\n\t\t\t<div class=\"e-n-tabs-heading\" role=\"tablist\">\n\t\t\t\t\t<button id=\"e-n-tab-title-20720310491\" data-tab-title-id=\"e-n-tab-title-20720310491\" class=\"e-n-tab-title\" aria-selected=\"true\" data-tab-index=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"e-n-tab-content-20720310491\" style=\"--n-tabs-title-order: 1;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tGate Valves in Energy Storage\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-20720310492\" data-tab-title-id=\"e-n-tab-title-20720310492\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-20720310492\" style=\"--n-tabs-title-order: 2;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tWhy Gate Valves Can Fail\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-20720310493\" data-tab-title-id=\"e-n-tab-title-20720310493\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-20720310493\" style=\"--n-tabs-title-order: 3;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tThe Design Principle of the Ball Valve\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-20720310494\" data-tab-title-id=\"e-n-tab-title-20720310494\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"4\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-20720310494\" style=\"--n-tabs-title-order: 4;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tAdvantages of Ball Valves Under Extreme Conditions\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-20720310495\" data-tab-title-id=\"e-n-tab-title-20720310495\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"5\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-20720310495\" style=\"--n-tabs-title-order: 5;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tYour Benefit in the Application\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t\t<\/div>\n\t\t\t<div class=\"e-n-tabs-content\">\n\t\t\t\t<div id=\"e-n-tab-content-20720310491\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-20720310491\" data-tab-index=\"1\" style=\"--n-tabs-title-order: 1;\" class=\"e-active elementor-element elementor-element-6ab6f345 e-con-full e-flex e-con e-child\" data-id=\"6ab6f345\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4a4c9692 elementor-widget elementor-widget-text-editor\" data-id=\"4a4c9692\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Gate valves are widely used in wellhead systems. However, in underground storage facilities for natural gas or hydrogen, their design principle reaches fundamental limits. Large pipe cross-sections, frequent injection and withdrawal cycles, and fluctuating pressure conditions place considerable stress on the valve and directly affect its function, tightness, and operability.  <\/p><p>Especially under these conditions, it becomes clear that gate valves are suitable only to a limited extent for high actuation frequencies, large nominal diameters, and fluctuating operating conditions. As a result, the reliability of the shut-off can decrease \u2013 a critical factor for the operational safety and availability of energy storage systems. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div id=\"e-n-tab-content-20720310492\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-20720310492\" data-tab-index=\"2\" style=\"--n-tabs-title-order: 2;\" class=\" elementor-element elementor-element-51011ed4 e-con-full e-flex e-con e-child\" data-id=\"51011ed4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-75d1714f elementor-widget elementor-widget-text-editor\" data-id=\"75d1714f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>In storage operations, impurities, corrosion products, or particles can accumulate inside the valve, particularly in seat pockets, cavities, and sealing areas. These deposits directly impair the linear sliding movement of the gate. Large nominal diameters and frequent pressure and load changes further increase mechanical stress.  <\/p><p>Over time, the gate can become stiff, block, or no longer open and close completely. At the same time, the required actuation forces increase. Recurring injection and withdrawal cycles can also accelerate wear on guides and sealing surfaces. This threatens leakages, a loss of sealing integrity, and impaired or no longer reliably guaranteed shut-in capability.   <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div id=\"e-n-tab-content-20720310493\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-20720310493\" data-tab-index=\"3\" style=\"--n-tabs-title-order: 3;\" class=\" elementor-element elementor-element-41a339b4 e-con-full e-flex e-con e-child\" data-id=\"41a339b4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7c353df2 elementor-widget elementor-widget-text-editor\" data-id=\"7c353df2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Hartmann Valves&#8217; ball valves are based on a fundamentally different design approach. Instead of a linearly moving gate, a rotating shut-off element in the form of a ball is used, which rotates within its own volume.<br \/>This eliminates many geometries and dead spaces where impurities, corrosion products, or particles could accumulate and impair the valve&#8217;s function. The movement is not sliding along critical guide and sealing surfaces, but rotating, and thus structurally much less sensitive to deposits and frequent load changes. This supports reliable switching function even with large nominal diameters and fluctuating pressure conditions in storage operations.   <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div id=\"e-n-tab-content-20720310494\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-20720310494\" data-tab-index=\"4\" style=\"--n-tabs-title-order: 4;\" class=\" elementor-element elementor-element-40564c2a e-con-full e-flex e-con e-child\" data-id=\"40564c2a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-560d174 elementor-widget elementor-widget-text-editor\" data-id=\"560d174\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Due to their design principle, ball valves remain reliably operational even with frequent injection and withdrawal cycles and fluctuating pressure conditions. The rotating ball is structurally less sensitive to particles, impurities, and deposits than a linearly moving gate. The fully metal seated system also ensures gas-tight shut-off for large nominal diameters and in low and high pressure ranges.  <\/p><p>The design allows switching under full differential pressure. High-performance drive systems ensure the required torques and can overcome increased resistances in a controlled manner. This maintains the valve&#8217;s functional and shut-in capability even under demanding conditions in storage operations.  <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div id=\"e-n-tab-content-20720310495\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-20720310495\" data-tab-index=\"5\" style=\"--n-tabs-title-order: 5;\" class=\" elementor-element elementor-element-7c8e02d2 e-con-full e-flex e-con e-child\" data-id=\"7c8e02d2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-63c5a3ed elementor-widget elementor-widget-text-editor\" data-id=\"63c5a3ed\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>For operators, the use of ball valves means: higher operational safety, reliable frequent actuations, and long-term stable functionality of the valve in storage operations. Hartmann Valves&#8217; ball valves remain operational where conventional gate valves fail or operate only with limitations \u2013 even with large nominal diameters, frequent injection and withdrawal cycles, and fluctuating pressure conditions. <\/p><p>This reduces the risk of unplanned failures, improves safety during shut-in phases, and supports high plant availability. At the same time, maintenance effort is reduced, as re-greasing of the sealing system and regular replacement of stem packings can be avoided. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b95b6a6 e-flex e-con-boxed e-con e-parent\" data-id=\"b95b6a6\" data-element_type=\"container\" data-e-type=\"container\" id=\"bestandsanlagen\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d632de7 e-flex e-con-boxed e-con e-child\" data-id=\"d632de7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-916766f elementor-widget elementor-widget-image\" data-id=\"916766f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/Gasspeicher_ret-683x1024.png\" class=\"attachment-large size-large wp-image-24754\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/Gasspeicher_ret-683x1024.png 683w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/Gasspeicher_ret-200x300.png 200w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/Gasspeicher_ret-768x1152.png 768w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/Gasspeicher_ret.png 1024w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8eba36a e-flex e-con-boxed e-con e-child\" data-id=\"8eba36a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f7b5e80 elementor-widget elementor-widget-heading\" data-id=\"f7b5e80\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Modernize existing storage facilities, specifically increase safety<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2469e68 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"2469e68\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Upgrading existing facilities<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8fc5d0c elementor-widget elementor-widget-text-editor\" data-id=\"8fc5d0c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Many existing storage facilities undergo general overhaul after many years of operation. The well completion is replaced, and the wellhead is brought up to the latest state of the art. In this context, several measures are possible: strain gauges for pipe monitoring, the consolidation of individual components into blocks or block design to reduce interfaces, ball valves with an additional DIB-2 barrier, and remaining flange connections with a second barrier and partial metal sealing.  <\/p><p>For operators, two retrofit approaches are particularly relevant: Firstly, classic gate valves can be directly replaced by API 6A ball valves due to their identical installation length. Secondly, as part of larger modernizations, complete wellhead or E-cross concepts can be converted to block or solidblock designs with integrated ball valves. <\/p><h2><span style=\"color: #000000\"><strong>What does this mean for your operation?<\/strong><\/span><\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7bc3a61 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"7bc3a61\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Higher plant integrity through additional barriers and metal seals<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Retrofit of existing wellheads without complete system disruption by replacing gate valves with API 6A ball valves<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Modernization to a more compact, safer plant concept with integrated ball valves<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Reduced maintenance and easier operability during ongoing operation<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-70ea7a74 e-flex e-con-boxed e-con e-parent\" data-id=\"70ea7a74\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2887bda9 elementor-arrows-position-outside elementor-pagination-type-bullets elementor-pagination-position-outside elementor-widget elementor-widget-n-carousel\" data-id=\"2887bda9\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;carousel_items&quot;:[{&quot;slide_title&quot;:&quot;Slide 1&quot;,&quot;_id&quot;:&quot;759b600&quot;},{&quot;slide_title&quot;:&quot;Slide 1&quot;,&quot;_id&quot;:&quot;cf43ee6&quot;}],&quot;slides_to_show&quot;:&quot;1&quot;,&quot;autoplay_speed&quot;:2500,&quot;speed&quot;:2500,&quot;slides_to_show_tablet&quot;:&quot;1&quot;,&quot;slides_to_show_mobile&quot;:&quot;1&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;infinite&quot;:&quot;yes&quot;,&quot;offset_sides&quot;:&quot;none&quot;,&quot;arrows&quot;:&quot;yes&quot;,&quot;pagination&quot;:&quot;bullets&quot;,&quot;image_spacing_custom&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;image_spacing_custom_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;image_spacing_custom_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-carousel swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Karussell\" dir=\"ltr\">\n\t\t\t<div class=\"swiper-wrapper\" aria-live=\"off\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" data-slide=\"1\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 of 2\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7825eca0 e-con-full e-flex e-con e-child\" data-id=\"7825eca0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-6105a838 e-con-full e-flex e-con e-child\" data-id=\"6105a838\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-3ec4f67b e-con-full e-flex e-con e-child\" data-id=\"3ec4f67b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-580590e9 e-con-full e-flex e-con e-child\" data-id=\"580590e9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-55f3354c elementor-widget elementor-widget-image\" data-id=\"55f3354c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/elementor\/thumbs\/EWE-Jemgumg-Gasspeicher-scaled-rlpbyj4fcfbiumffo5yjqombi9f1m3pw36v4ns4cl4.jpg\" title=\"EWE Jemgum gas storage\" alt=\"EWE Jemgum gas storage\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1f85ca69 e-con-full e-flex e-con e-child\" data-id=\"1f85ca69\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7938b139 elementor-widget elementor-widget-heading\" data-id=\"7938b139\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Reference<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2f7afd75 elementor-widget elementor-widget-heading\" data-id=\"2f7afd75\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">High flexibility and availability<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e49ef06 elementor-widget elementor-widget-text-editor\" data-id=\"2e49ef06\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"174\" data-end=\"374\">For the new construction of EWE&#8217;s storage facility in Jemgum, Lower Saxony, Hartmann supplied brine and gas production wellheads, special ball valves, as well as assembly and maintenance services for the natural gas storage.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0f70b9a elementor-invisible elementor-widget elementor-widget-button\" data-id=\"0f70b9a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/hartmann-valves.com\/en\/ewe-gas-storage-reference\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">To the reference<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-32cb665a e-con-full e-flex e-con e-child\" data-id=\"32cb665a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-624e80b7 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"624e80b7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Brine and gas production wellheads<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Special ball valves for high demands<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Very durable and virtually maintenance-free<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Fully metal seated wellhead shut-off valves<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-24000f4c elementor-widget elementor-widget-testimonial\" data-id=\"24000f4c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"testimonial.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-testimonial-wrapper\">\n\t\t\t\t\t\t\t<div class=\"elementor-testimonial-content\">\"To ensure maximum availability and technical flexibility in the Jemgum natural gas storage facility, we rely on high-performance technology and a trusting collaboration with our suppliers. Hartmann Valves convinced us in the project with its reliability, adherence to deadlines, and technical quality.\" <\/div>\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-testimonial-meta elementor-has-image elementor-testimonial-image-position-aside\">\n\t\t\t\t<div class=\"elementor-testimonial-meta-inner\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-testimonial-image\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"849\" height=\"849\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/EWE-JemgumPaul_Groenefeld.jpg\" class=\"attachment-full size-full wp-image-3450\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/EWE-JemgumPaul_Groenefeld.jpg 849w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/EWE-JemgumPaul_Groenefeld-300x300.jpg 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/EWE-JemgumPaul_Groenefeld-150x150.jpg 150w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/EWE-JemgumPaul_Groenefeld-768x768.jpg 768w\" sizes=\"(max-width: 849px) 100vw, 849px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-testimonial-details\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-testimonial-name\">Paul Gr\u00f6nefeld <\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-testimonial-job\">EWE GASSPEICHER GmbH<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" data-slide=\"2\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"2 of 2\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-aee07c7 e-con-full e-flex e-con e-child\" data-id=\"aee07c7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-736c802b e-con-full e-flex e-con e-child\" data-id=\"736c802b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-70c22091 e-con-full e-flex e-con e-child\" data-id=\"70c22091\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-ef77c00 e-con-full e-flex e-con e-child\" data-id=\"ef77c00\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2099cf2a elementor-widget elementor-widget-image\" data-id=\"2099cf2a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/elementor\/thumbs\/DEA-Wolfersberg-596_Gastrocknung_Sperrstrecken-ret-rk1wx53s08qwhp1x25udiq4h1b6i29nstwf43cs1x4.jpg\" title=\"DEA Wolfersberg 596_Gastrocknung_Sperrstrecken-ret\" alt=\"DEA Wolfersberg 596_Gastrocknung_Sperrstrecken-ret\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7fc07556 e-con-full e-flex e-con e-child\" data-id=\"7fc07556\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-38952695 elementor-widget elementor-widget-heading\" data-id=\"38952695\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Reference<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f771732 elementor-widget elementor-widget-heading\" data-id=\"5f771732\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Maximum safety in natural gas storage<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4fb50543 elementor-widget elementor-widget-text-editor\" data-id=\"4fb50543\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Reliable shut-off in the Wolfersberg natural gas storage \u2013 with a special Twin Ball Valve design even in confined spaces<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-54bfaea elementor-invisible elementor-widget elementor-widget-button\" data-id=\"54bfaea\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/hartmann-valves.com\/en\/gas-storage-reference\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">To the reference<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4657922a e-con-full e-flex e-con e-child\" data-id=\"4657922a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6ecfd6d3 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"6ecfd6d3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">800 Hartmann ball valves, including approx. 40 Twin Ball Valves<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Open flanges or block design<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Fully metal seated<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">0-bubble gas-tight<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Maintenance-free<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-425c4b44 elementor-widget elementor-widget-testimonial\" data-id=\"425c4b44\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"testimonial.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-testimonial-wrapper\">\n\t\t\t\t\t\t\t<div class=\"elementor-testimonial-content\">\"Should a Hartmann valve ever not be completely tight, we perform a few switching operations and then everything is fine again. The ball valves we used before had to be lubricated at least every six months \u2013 and yet they were leaking.\"<\/div>\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-testimonial-meta elementor-has-image elementor-testimonial-image-position-aside\">\n\t\t\t\t<div class=\"elementor-testimonial-meta-inner\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-testimonial-image\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1008\" height=\"983\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/03\/DEA-Wolfersberg-640_Stefan_Jirsak_DEA_Wolfersberg-ret.jpg\" class=\"attachment-full size-full wp-image-2585\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/03\/DEA-Wolfersberg-640_Stefan_Jirsak_DEA_Wolfersberg-ret.jpg 1008w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/03\/DEA-Wolfersberg-640_Stefan_Jirsak_DEA_Wolfersberg-ret-300x293.jpg 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/03\/DEA-Wolfersberg-640_Stefan_Jirsak_DEA_Wolfersberg-ret-768x749.jpg 768w\" sizes=\"(max-width: 1008px) 100vw, 1008px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-testimonial-details\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-testimonial-name\">Stefan Jirsak<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-testimonial-job\">DEA DEUTSCHE ERDOEL AG<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\" aria-label=\"Previous\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-left\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M646 125C629 125 613 133 604 142L308 442C296 454 292 471 292 487 292 504 296 521 308 533L604 854C617 867 629 875 646 875 663 875 679 871 692 858 704 846 713 829 713 812 713 796 708 779 692 767L438 487 692 225C700 217 708 204 708 187 708 171 704 154 692 142 675 129 663 125 646 125Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\" aria-label=\"Next\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-right\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M696 533C708 521 713 504 713 487 713 471 708 454 696 446L400 146C388 133 375 125 354 125 338 125 325 129 313 142 300 154 292 171 292 187 292 204 296 221 308 233L563 492 304 771C292 783 288 800 288 817 288 833 296 850 308 863 321 871 338 875 354 875 371 875 388 867 400 854L696 533Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t\t\t\t<div class=\"swiper-pagination\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-738a9b16 e-flex e-con-boxed e-con e-parent\" data-id=\"738a9b16\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-bdc6f0 e-flex e-con-boxed e-con e-child\" data-id=\"bdc6f0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5bde271 elementor-widget elementor-widget-heading\" data-id=\"5bde271\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Certified Safety for Energy Storage<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2041ea85 elementor-widget elementor-widget-text-editor\" data-id=\"2041ea85\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Our high-performance valves and wellhead solutions meet key requirements for safe use in energy storage, including:<\/p><ul><li>API 6A<\/li><li>SIL<\/li><li>TA-Luft<\/li><li>ISO 15848<\/li><li>Fire Safe<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9885e5f elementor-widget elementor-widget-image\" data-id=\"9885e5f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"512\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/03\/DSC04961-768x512.jpg\" class=\"attachment-medium_large size-medium_large wp-image-24854\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/03\/DSC04961-768x512.jpg 768w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/03\/DSC04961-300x200.jpg 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/03\/DSC04961-1024x683.jpg 1024w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/03\/DSC04961-1536x1024.jpg 1536w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/03\/DSC04961-2048x1365.jpg 2048w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-448e3bd5 e-flex e-con-boxed e-con e-parent\" data-id=\"448e3bd5\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-166053c elementor-widget elementor-widget-heading\" data-id=\"166053c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Our Solutions for Energy Storage<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-35fbfa9a elementor-arrows-position-outside elementor-pagination-type-bullets elementor-pagination-position-outside elementor-widget elementor-widget-n-carousel\" data-id=\"35fbfa9a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;carousel_items&quot;:[{&quot;slide_title&quot;:&quot;2-Wege&quot;,&quot;_id&quot;:&quot;759b600&quot;},{&quot;_id&quot;:&quot;63d3a7e&quot;,&quot;slide_title&quot;:&quot;Folie #5&quot;},{&quot;slide_title&quot;:&quot;Folie 3&quot;,&quot;_id&quot;:&quot;9ba3dc8&quot;},{&quot;_id&quot;:&quot;794d590&quot;,&quot;slide_title&quot;:&quot;Folie #4&quot;},{&quot;slide_title&quot;:&quot;Folie #4&quot;,&quot;_id&quot;:&quot;f7bda43&quot;},{&quot;slide_title&quot;:&quot;Folie #4&quot;,&quot;_id&quot;:&quot;5129f21&quot;}],&quot;slides_to_show&quot;:&quot;3&quot;,&quot;speed&quot;:2000,&quot;offset_sides&quot;:&quot;both&quot;,&quot;offset_width&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:90,&quot;sizes&quot;:[]},&quot;image_spacing_custom_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:0,&quot;sizes&quot;:[]},&quot;slides_to_show_tablet&quot;:&quot;2&quot;,&quot;slides_to_show_mobile&quot;:&quot;1&quot;,&quot;infinite&quot;:&quot;yes&quot;,&quot;offset_width_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;offset_width_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;arrows&quot;:&quot;yes&quot;,&quot;pagination&quot;:&quot;bullets&quot;,&quot;image_spacing_custom&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;image_spacing_custom_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-carousel swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Karussell\" dir=\"ltr\">\n\t\t\t<div class=\"swiper-wrapper\" aria-live=\"polite\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" data-slide=\"1\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 of 6\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4f838f80 e-flex e-con-boxed e-con e-child\" data-id=\"4f838f80\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-64dd2216 e-con-full e-flex e-con e-child\" data-id=\"64dd2216\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7425fd05 elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"7425fd05\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/AST.png\" class=\"attachment-full size-full wp-image-24855\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/AST.png 1000w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/AST-300x300.png 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/AST-150x150.png 150w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/AST-768x768.png 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">2-WAY BALL VALVE<\/h3><p class=\"elementor-image-box-description\">API 6A ball valves combine robust construction with reliable sealing for safe use in high-pressure applications. Developed for long-lasting performance. <\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d812ae7 elementor-align-justify elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"3d812ae7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/hartmann-valves.com\/en\/ball-valves\/2-way-ball-valve\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Learn more<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" data-slide=\"2\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"2 of 6\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1990b1af e-flex e-con-boxed e-con e-child\" data-id=\"1990b1af\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7e222b10 e-con-full e-flex e-con e-child\" data-id=\"7e222b10\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3d157620 elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"3d157620\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/TBV.png\" class=\"attachment-full size-full wp-image-24856\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/TBV.png 1000w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/TBV-300x300.png 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/TBV-150x150.png 150w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/TBV-768x768.png 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">TWIN BALL VALVE<\/h3><p class=\"elementor-image-box-description\">Twin Ball Valves combine two independent shut-off systems (two balls) in one housing and are 0-bubble leak rate and testable between the closures. Compact, safe, space- and cost-saving. <\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-36290d87 elementor-align-justify elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"36290d87\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/hartmann-valves.com\/en\/ball-valves\/twin-ball-valve\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Learn more<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" data-slide=\"3\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"3 of 6\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4cbd9a67 e-flex e-con-boxed e-con e-child\" data-id=\"4cbd9a67\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-2abf2ee2 e-con-full e-flex e-con e-child\" data-id=\"2abf2ee2\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-67c42755 elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"67c42755\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Molchhahn-Standard.png\" class=\"attachment-full size-full wp-image-24857\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Molchhahn-Standard.png 1000w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Molchhahn-Standard-300x300.png 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Molchhahn-Standard-150x150.png 150w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Molchhahn-Standard-768x768.png 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">PIG BALL VALVE<\/h3><p class=\"elementor-image-box-description\">Pig ball valves combine shut-off and pigging functions in one fitting, enabling safe launching and retrieval. As a space- and cost-saving replacement for pig trap systems. <\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-67c2d0f4 elementor-align-justify elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"67c2d0f4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/hartmann-valves.com\/en\/ball-valves\/scraper-valve-cleaning-ball-valve\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Learn more<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" data-slide=\"4\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"4 of 6\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-658c4c94 e-flex e-con-boxed e-con e-child\" data-id=\"658c4c94\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5a88c7bf e-con-full e-flex e-con e-child\" data-id=\"5a88c7bf\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2a267ed1 elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"2a267ed1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Kelly-Valve.png\" class=\"attachment-full size-full wp-image-24858\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Kelly-Valve.png 1000w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Kelly-Valve-300x300.png 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Kelly-Valve-150x150.png 150w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Kelly-Valve-768x768.png 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">KELLY VALVE<\/h3><p class=\"elementor-image-box-description\">Kelly valves act as safety valves in the drill string and enable the rapid interruption of the media flow. Manufactured for use in drilling applications and according to API Spec 7-1. <\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3df77881 elementor-align-justify elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"3df77881\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/hartmann-valves.com\/en\/kelly-valve\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Learn more<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" data-slide=\"5\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"5 of 6\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2f92a727 e-flex e-con-boxed e-con e-child\" data-id=\"2f92a727\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-241047c e-con-full e-flex e-con e-child\" data-id=\"241047c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2cbc6790 elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"2cbc6790\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Heizmantelkugelhahn.png\" class=\"attachment-full size-full wp-image-24859\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Heizmantelkugelhahn.png 1000w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Heizmantelkugelhahn-300x300.png 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Heizmantelkugelhahn-150x150.png 150w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Heizmantelkugelhahn-768x768.png 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">CONVENTIONAL DESIGN<\/h3><p class=\"elementor-image-box-description\">Wellheads in conventional design are custom-manufactured. The modular design thus enables a precise configuration for the respective application.  <\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e38b195 elementor-align-justify elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"3e38b195\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/hartmann-valves.com\/en\/wellheads\/single\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Learn more<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" data-slide=\"6\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"6 of 6\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-38afa9f7 e-flex e-con-boxed e-con e-child\" data-id=\"38afa9f7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-620b1e96 e-con-full e-flex e-con e-child\" data-id=\"620b1e96\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1246d8c2 elementor-position-top elementor-widget elementor-widget-image-box\" data-id=\"1246d8c2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Heizmantelkugelhahn.png\" class=\"attachment-full size-full wp-image-24859\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Heizmantelkugelhahn.png 1000w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Heizmantelkugelhahn-300x300.png 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Heizmantelkugelhahn-150x150.png 150w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/07\/Heizmantelkugelhahn-768x768.png 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">SOLIDBLOCK DESIGN<\/h3><p class=\"elementor-image-box-description\">Wellheads in solidblock design are custom-manufactured. The integrated design reduces interfaces, simplifies the setup, and increases operational safety. <\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eff38b4 elementor-align-justify elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"eff38b4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/hartmann-valves.com\/en\/wellheads\/block-design\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Learn more<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\" aria-label=\"Previous\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-left\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M646 125C629 125 613 133 604 142L308 442C296 454 292 471 292 487 292 504 296 521 308 533L604 854C617 867 629 875 646 875 663 875 679 871 692 858 704 846 713 829 713 812 713 796 708 779 692 767L438 487 692 225C700 217 708 204 708 187 708 171 704 154 692 142 675 129 663 125 646 125Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\" aria-label=\"Next\">\n\t\t\t\t<svg aria-hidden=\"true\" 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data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2c51a51 elementor-widget elementor-widget-image\" data-id=\"2c51a51\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"731\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/03\/PeterWegjan_1_Zuschnitt-1024x731.png\" class=\"attachment-large size-large wp-image-24836\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/03\/PeterWegjan_1_Zuschnitt-1024x731.png 1024w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/03\/PeterWegjan_1_Zuschnitt-300x214.png 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/03\/PeterWegjan_1_Zuschnitt-768x548.png 768w, 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https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/03\/EikeDeneke_2-300x200.png 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/03\/EikeDeneke_2-768x512.png 768w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/03\/EikeDeneke_2-1536x1024.png 1536w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/03\/EikeDeneke_2-2048x1365.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-10a195f e-flex e-con-boxed e-con e-child\" data-id=\"10a195f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2b32bf4 elementor-widget elementor-widget-heading\" data-id=\"2b32bf4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Contact us<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0048b4b elementor-widget elementor-widget-text-editor\" data-id=\"0048b4b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>We support you in all project phases: from planning and design to manufacturing, installation, and regular inspection. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-35a5cac elementor-button-align-stretch elementor-widget elementor-widget-form\" data-id=\"35a5cac\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;button_width&quot;:&quot;100&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"New Form\" aria-label=\"New Form\">\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"24840\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"35a5cac\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"Wellheads for Energy Storage | API 6A Wellheads\" \/>\n\n\t\t\t\t\t\t\t<input type=\"hidden\" name=\"queried_id\" value=\"24840\"\/>\n\t\t\t\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tName\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Name\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-field_51fb006 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_51fb006\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tCompany\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[field_51fb006]\" id=\"form-field-field_51fb006\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Company\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tEmail\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Email\" required=\"required\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-tel elementor-field-group elementor-column elementor-field-group-field_7ab3fb7 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_7ab3fb7\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tPhone\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<input size=\"1\" type=\"tel\" name=\"form_fields[field_7ab3fb7]\" id=\"form-field-field_7ab3fb7\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Phone\" pattern=\"[0-9()#&amp;+*-=.]+\" title=\"Only numbers and phone characters (#, -, *, etc) are accepted.\">\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-textarea elementor-field-group elementor-column elementor-field-group-message elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-message\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tMessage\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<textarea class=\"elementor-field-textual elementor-field  elementor-size-sm\" name=\"form_fields[message]\" id=\"form-field-message\" rows=\"4\" placeholder=\"Message\"><\/textarea>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-100 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Send<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/form>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2fdc2c43 e-flex e-con-boxed e-con e-parent\" data-id=\"2fdc2c43\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2bb7f7c9 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"2bb7f7c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">FAQ<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4fa936fb e-con-full e-flex e-con e-child\" data-id=\"4fa936fb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2b3beab6 elementor-widget__width-inherit elementor-widget elementor-widget-toggle\" data-id=\"2b3beab6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h4 id=\"elementor-tab-title-7251\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-7251\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" id=\"a1e64e0c-4c41-4fca-8542-7a49c6092caa\" data-name=\"Layer 1\" width=\"16.9661\" height=\"16.9661\" viewBox=\"0 0 16.9661 16.9661\"><defs><style>.aed1427e-e5ff-4359-b373-334313c48315{fill:#1c2448;}<\/style><\/defs><path class=\"aed1427e-e5ff-4359-b373-334313c48315\" d=\"M8.8969,16.966V8.9071h8.0692V8.1012H8.8969V0H8.0693V8.1012H0v.8059H8.0693V16.966Z\" transform=\"translate(0 0.0001)\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" id=\"ef88faed-b140-41a0-9417-c1651f3bd4fc\" data-name=\"Layer 1\" width=\"13.785\" height=\"1.0074\" viewBox=\"0 0 13.785 1.0074\"><defs><style>.e3c7dd86-9752-467e-8574-885a4e9461bb{fill:#1c2448;}<\/style><\/defs><path class=\"e3c7dd86-9752-467e-8574-885a4e9461bb\" d=\"M13.785,1.0338V.0265H0V1.0338Z\" transform=\"translate(0 -0.0265)\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">What role does the wellhead play in energy storage? <\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-7251\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-7251\"><p>The wellhead forms the secure interface between the underground storage and the surface facility. It ensures pressure maintenance, sealing, and operational safety for large nominal diameters and high pressures. <\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h4 id=\"elementor-tab-title-7252\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-7252\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" id=\"a1e64e0c-4c41-4fca-8542-7a49c6092caa\" data-name=\"Layer 1\" width=\"16.9661\" height=\"16.9661\" viewBox=\"0 0 16.9661 16.9661\"><defs><style>.aed1427e-e5ff-4359-b373-334313c48315{fill:#1c2448;}<\/style><\/defs><path class=\"aed1427e-e5ff-4359-b373-334313c48315\" d=\"M8.8969,16.966V8.9071h8.0692V8.1012H8.8969V0H8.0693V8.1012H0v.8059H8.0693V16.966Z\" transform=\"translate(0 0.0001)\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" id=\"ef88faed-b140-41a0-9417-c1651f3bd4fc\" data-name=\"Layer 1\" width=\"13.785\" height=\"1.0074\" viewBox=\"0 0 13.785 1.0074\"><defs><style>.e3c7dd86-9752-467e-8574-885a4e9461bb{fill:#1c2448;}<\/style><\/defs><path class=\"e3c7dd86-9752-467e-8574-885a4e9461bb\" d=\"M13.785,1.0338V.0265H0V1.0338Z\" transform=\"translate(0 -0.0265)\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Why are ball valves superior to gate valves? <\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-7252\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-7252\"><p>Ball valves close reliably even with deposits, require less maintenance, and do not need grease filling. They are gas-tight and meet the highest requirements for leak rate and service life. <\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h4 id=\"elementor-tab-title-7253\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-7253\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" id=\"a1e64e0c-4c41-4fca-8542-7a49c6092caa\" data-name=\"Layer 1\" width=\"16.9661\" height=\"16.9661\" viewBox=\"0 0 16.9661 16.9661\"><defs><style>.aed1427e-e5ff-4359-b373-334313c48315{fill:#1c2448;}<\/style><\/defs><path class=\"aed1427e-e5ff-4359-b373-334313c48315\" d=\"M8.8969,16.966V8.9071h8.0692V8.1012H8.8969V0H8.0693V8.1012H0v.8059H8.0693V16.966Z\" transform=\"translate(0 0.0001)\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" id=\"ef88faed-b140-41a0-9417-c1651f3bd4fc\" data-name=\"Layer 1\" width=\"13.785\" height=\"1.0074\" viewBox=\"0 0 13.785 1.0074\"><defs><style>.e3c7dd86-9752-467e-8574-885a4e9461bb{fill:#1c2448;}<\/style><\/defs><path class=\"e3c7dd86-9752-467e-8574-885a4e9461bb\" d=\"M13.785,1.0338V.0265H0V1.0338Z\" transform=\"translate(0 -0.0265)\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">What are the advantages of the solidblock design? <\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-7253\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-7253\"><p>In the solidblock design, several valves are combined into one component. This reduces flange connections, installation height, and assembly time \u2013 while simultaneously increasing safety by eliminating potential leakage points. <\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-432d32d0 elementor-widget__width-inherit elementor-widget elementor-widget-toggle\" data-id=\"432d32d0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h4 id=\"elementor-tab-title-1121\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1121\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" id=\"a1e64e0c-4c41-4fca-8542-7a49c6092caa\" data-name=\"Layer 1\" width=\"16.9661\" height=\"16.9661\" viewBox=\"0 0 16.9661 16.9661\"><defs><style>.aed1427e-e5ff-4359-b373-334313c48315{fill:#1c2448;}<\/style><\/defs><path class=\"aed1427e-e5ff-4359-b373-334313c48315\" d=\"M8.8969,16.966V8.9071h8.0692V8.1012H8.8969V0H8.0693V8.1012H0v.8059H8.0693V16.966Z\" transform=\"translate(0 0.0001)\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" id=\"ef88faed-b140-41a0-9417-c1651f3bd4fc\" data-name=\"Layer 1\" width=\"13.785\" height=\"1.0074\" viewBox=\"0 0 13.785 1.0074\"><defs><style>.e3c7dd86-9752-467e-8574-885a4e9461bb{fill:#1c2448;}<\/style><\/defs><path class=\"e3c7dd86-9752-467e-8574-885a4e9461bb\" d=\"M13.785,1.0338V.0265H0V1.0338Z\" transform=\"translate(0 -0.0265)\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Are Hartmann wellheads also suitable for hydrogen storage? <\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1121\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1121\"><p>Yes. The API 6A-compliant wellheads with DIB double sealing and metallic seals are ideal for future hydrogen caverns. Initial hydrogen projects have already been realized with Hartmann equipment.  <\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h4 id=\"elementor-tab-title-1122\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1122\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" id=\"a1e64e0c-4c41-4fca-8542-7a49c6092caa\" data-name=\"Layer 1\" width=\"16.9661\" height=\"16.9661\" viewBox=\"0 0 16.9661 16.9661\"><defs><style>.aed1427e-e5ff-4359-b373-334313c48315{fill:#1c2448;}<\/style><\/defs><path class=\"aed1427e-e5ff-4359-b373-334313c48315\" d=\"M8.8969,16.966V8.9071h8.0692V8.1012H8.8969V0H8.0693V8.1012H0v.8059H8.0693V16.966Z\" transform=\"translate(0 0.0001)\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" id=\"ef88faed-b140-41a0-9417-c1651f3bd4fc\" data-name=\"Layer 1\" width=\"13.785\" height=\"1.0074\" viewBox=\"0 0 13.785 1.0074\"><defs><style>.e3c7dd86-9752-467e-8574-885a4e9461bb{fill:#1c2448;}<\/style><\/defs><path class=\"e3c7dd86-9752-467e-8574-885a4e9461bb\" d=\"M13.785,1.0338V.0265H0V1.0338Z\" transform=\"translate(0 -0.0265)\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">What pressures and temperatures can Hartmann wellheads cover? <\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1122\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1122\"><p>Our systems are designed for pressures up to 690 bar (10,000 psi) and temperature classes P\/U. Material selection and coating are adapted to the medium and project requirements. <\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Energy storage Gas-tight ball valves and customized wellheads for storage operations under load changes Energy storage systems are a central component for supply security and the energy transition \u2013 from hydrogen and power-to-gas plants to underground storage facilities such as caverns, aquifers, and depleted reservoirs. Operators need solutions that reliably shut off, remain tight, manage [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":26,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-24840","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Wellheads for Energy Storage | API 6A Wellheads<\/title>\n<meta name=\"description\" content=\"Gas-tight wellheads for oil, gas, and hydrogen storage. 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