{"id":24928,"date":"2025-07-10T07:17:58","date_gmt":"2025-07-10T07:17:58","guid":{"rendered":"https:\/\/hartmann-valves.com\/kelly-valve\/"},"modified":"2026-08-28T06:01:01","modified_gmt":"2026-08-28T06:01:01","slug":"kelly-valve","status":"publish","type":"page","link":"https:\/\/hartmann-valves.com\/en\/kelly-valve\/","title":{"rendered":"Kelly Valve"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"24928\" class=\"elementor elementor-24928 elementor-869\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5042eaa5 e-flex e-con-boxed e-con e-parent\" data-id=\"5042eaa5\" 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-653b6818 e-flex e-con-boxed e-con e-child\" data-id=\"653b6818\" 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-14f7ca77 elementor-widget elementor-widget-heading\" data-id=\"14f7ca77\" 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\">Kelly valve<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6135277b elementor-widget elementor-widget-heading\" data-id=\"6135277b\" 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\">Shut-off valves for safe drilling and production processes<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-58442fb7 elementor-widget elementor-widget-text-editor\" data-id=\"58442fb7\" 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>Kelly valves serve as safety valves in drilling rigs. The use of the Kelly valve allows for the interruption of the media flow inside the drill string. Depending on the requirements, we supply our Kelly valves with various overall lengths, outer and inner diameters, and thread types.   <\/p><p>Thanks to their robust design, certified safety, and long service life, our special valves are a reliable solution for your plant.<\/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-2bd93ea7 elementor-invisible elementor-widget elementor-widget-button\" data-id=\"2bd93ea7\" 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=\"#Kontakt\">\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\">Contact 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src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/elementor\/thumbs\/DSC00038--scaled-rj1g0xqt2j6zkp9kn9xepc9ye4uos7h2pe9skeucug.jpg\" alt=\"DSC00038\" \/><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"2 of 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/elementor\/thumbs\/Kelly-Valve-scaled-rg8pbj2jgugwwcztke06t22gg1eu3lqi6fdy7fjkp4.jpg\" alt=\"Kelly Valve\" \/><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"3 of 4\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/elementor\/thumbs\/DSC07617-scaled-rmdqtd87aw2xdxklx1vyhw3pba1mpo4ugh8bypuydk.jpg\" alt=\"DSC07617\" \/><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" 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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-ec27b0f\" data-id=\"ec27b0f\" 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-0bcbc4c elementor-widget elementor-widget-image\" data-id=\"0bcbc4c\" 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 fetchpriority=\"high\" 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-52211c08 e-flex e-con-boxed e-con e-parent\" data-id=\"52211c08\" 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-17e9f5af elementor-widget elementor-widget-heading\" data-id=\"17e9f5af\" 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\">Designs<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8be549d e-con-full e-flex e-con e-child\" data-id=\"8be549d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-794787e e-grid e-con-full e-con e-child\" data-id=\"794787e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-7678ada e-con-full e-flex e-con e-child\" data-id=\"7678ada\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-29088ad elementor-widget elementor-widget-image\" data-id=\"29088ad\" 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\/KellyValve-trans-rj2zo89victnqqksr3etanwocegt563nmx90hu65vk.png\" title=\"kelly-valve-trans\" alt=\"kelly-valve-trans\" 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 class=\"elementor-element elementor-element-50a4a7a elementor-widget elementor-widget-heading\" data-id=\"50a4a7a\" 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\">STANDARD KELLY VALVE <br \/>(TYPE AUFR)<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0554de6 elementor-widget elementor-widget-text-editor\" data-id=\"0554de6\" 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>Kelly valve in the standard version with<br \/>one operating shaft<\/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 class=\"elementor-element elementor-element-46e5273 e-con-full e-flex e-con e-child\" data-id=\"46e5273\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f326f76 elementor-widget elementor-widget-image\" data-id=\"f326f76\" 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\/Double-Shaft-Kelly-Valve-scaled-rj1rerdjm9gavchxtnrcs22m4dkopf6md0dj41rq0g.png\" title=\"Double Shaft Kelly Valve\" alt=\"Double Shaft Kelly Valve\" 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 class=\"elementor-element elementor-element-e947457 elementor-widget elementor-widget-heading\" data-id=\"e947457\" 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\">DOUBLE SHAFT KELLY VALVES <br \/>(TYPE AUFR)<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7447a2f elementor-widget elementor-widget-text-editor\" data-id=\"7447a2f\" 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>Double Shaft Kelly Valve with one ball and two operating shafts<\/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 class=\"elementor-element elementor-element-4858096 e-con-full e-flex e-con e-child\" data-id=\"4858096\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-300e966 elementor-widget elementor-widget-image\" data-id=\"300e966\" 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\/Twinball-Quad-Shaft-Kelly-Valve-scaled-rj1rdps00w0tyy0jx7ia0bk6cyq05j1cvua3wzbgxc.png\" title=\"Twinball Quad Shaft Kelly Valve\" alt=\"Twinball Quad Shaft Kelly Valve\" 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 class=\"elementor-element elementor-element-13f1d32 elementor-widget elementor-widget-heading\" data-id=\"13f1d32\" 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\">TWIN BALL QUAD SHAFT KELLY VALVES <br \/>(TYPE TUFR)\n<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ba5959 elementor-widget elementor-widget-text-editor\" data-id=\"1ba5959\" 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\tKelly valve version with two balls <br \/> and four operating shafts\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0b553ef e-flex e-con-boxed e-con e-parent\" data-id=\"0b553ef\" 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-36b32f6 elementor-widget elementor-widget-heading\" data-id=\"36b32f6\" 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\">The following additional services are also available upon request:\n\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e05915 elementor-widget elementor-widget-text-editor\" data-id=\"4e05915\" 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<ul><li>BREAK IN (power make-up of Kelly valve connections before delivery for quick and easy installation)<\/li><li><strong>SPARE PARTS KIT<\/strong> (sealing parts and\/or wear parts)<\/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<div class=\"elementor-element elementor-element-18e4cacc e-flex e-con-boxed e-con e-parent\" data-id=\"18e4cacc\" 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-6f064be e-flex e-con-boxed e-con e-child\" data-id=\"6f064be\" 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-c60963 elementor-widget elementor-widget-heading\" data-id=\"c60963\" 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\">Customized design<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bdd101f elementor-widget elementor-widget-heading\" data-id=\"1bdd101f\" 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\">Individually manufactured for your processes<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-49fe1ff3 elementor-widget elementor-widget-text-editor\" data-id=\"49fe1ff3\" 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 drill string valves, Kelly valves provide reliable protection during pressure increases or kick situations. By moving the ball to the closed position, the metal-to-metal sealing system reliably prevents the outflow of the medium. <\/p><p>The valves are designed for a wide temperature range from<br \/>-46\u00b0C to +180\u00b0C (L\/X), Class 2 according to API 7-1, and are characterized by durability, resistance, and the ability to operate at full differential pressure.<br \/>The Kelly valves are supplied for applications up to 10,000 psi and 15,000 psi, making them suitable for demanding high-pressure applications in the drill string.<\/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-63cffe2c e-flex e-con-boxed e-con e-child\" data-id=\"63cffe2c\" 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-8665d84 e-n-tabs-mobile elementor-widget elementor-widget-n-tabs\" data-id=\"8665d84\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;tabs_justify_horizontal&quot;:&quot;stretch&quot;,&quot;horizontal_scroll&quot;:&quot;disable&quot;}\" 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=\"140926340\" 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-1409263401\" data-tab-title-id=\"e-n-tab-title-1409263401\" class=\"e-n-tab-title\" aria-selected=\"true\" data-tab-index=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"e-n-tab-content-1409263401\" style=\"--n-tabs-title-order: 1;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tProduct range\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-1409263401\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-1409263401\" data-tab-index=\"1\" style=\"--n-tabs-title-order: 1;\" class=\"e-active elementor-element elementor-element-c5111c1 e-con-full e-flex e-con e-child\" data-id=\"c5111c1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ad76726 elementor-widget elementor-widget-text-editor\" data-id=\"ad76726\" 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<div>\n  <table style=\"border-collapse:collapse;width:max-content;font-family:&apos;Ruda&apos;, Arial, sans-serif;font-size:14px;white-space:nowrap\">\n    <thead>\n      <tr>\n        <th style=\"border:1px solid #999;padding:10px 14px;text-align:center;font-family:&apos;Oswald&apos;, Arial, sans-serif;font-weight:700;color:#000\">\n  CONNECTION\n        <\/th>\n        <th style=\"border:1px solid #999;padding:10px 14px;text-align:center;font-family:&apos;Oswald&apos;, Arial, sans-serif;font-weight:700;color:#000\">\n  PRESSURE<br \/>[PSI]\n        <\/th>\n        <th style=\"border:1px solid #999;padding:10px 14px;text-align:center;font-family:&apos;Oswald&apos;, Arial, sans-serif;font-weight:700;color:#000\">\n  OD<br \/>[IN]\n        <\/th>\n        <th style=\"border:1px solid #999;padding:10px 14px;text-align:center;font-family:&apos;Oswald&apos;, Arial, sans-serif;font-weight:700;color:#000\">\n  ID<br \/>[IN]\n        <\/th>\n        <th style=\"border:1px solid #999;padding:10px 14px;text-align:center;font-family:&apos;Oswald&apos;, Arial, sans-serif;font-weight:700;color:#000\">\n  OVERALL LENGTH<br \/>[SH\/SH]\n        <\/th>\n        <th style=\"border:1px solid #999;padding:10px 14px;text-align:center;font-family:&apos;Oswald&apos;, Arial, sans-serif;font-weight:700;color:#000\">\n  CLASS 2\n        <\/th>\n        <th style=\"border:1px solid #999;padding:10px 14px;text-align:center;font-family:&apos;Oswald&apos;, Arial, sans-serif;font-weight:700;color:#000\">\n  SIZE HEXAGON\n        <\/th>\n      <\/tr>\n    <\/thead>\n\n    <tbody>\n      <tr>\n        <td colspan=\"7\" style=\"border:1px solid #999;background:#0492D0;color:#fff;padding:14px;text-align:center;font-family:&apos;Oswald&apos;, Arial, sans-serif;font-weight:700\">\n  STANDARD KELLY VALVES (TYPE AUFR) PIN X BOX THREADS\n        <\/td>\n      <\/tr>\n\n      <tr style=\"background:#f3f8ff\">\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">6 5\/8 REG<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">10,000<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">7 3\/4<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">3 1\/4<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">350 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">6 5\/8 REG<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">15,000<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">7.677&#8243;<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">3 1\/16&#8243;<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">400 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr style=\"background:#f3f8ff\">\n        <td rowspan=\"5\" style=\"border:1px solid #999;padding:8px 14px;text-align:center\">7 5\/8 REG<\/td>\n        <td rowspan=\"5\" style=\"border:1px solid #999;padding:8px 14px;text-align:center\">15,000<\/td>\n        <td rowspan=\"3\" style=\"border:1px solid #999;padding:8px 14px;text-align:center\">8 1\/2<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">3 1\/16<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">385 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">3 1\/16<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">540 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr style=\"background:#f3f8ff\">\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">3 1\/2<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">406 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">27 mm<\/td>\n      <\/tr>\n\n      <tr>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">8 5\/8<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">3 1\/16<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">385 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr style=\"background:#f3f8ff\">\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">10<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">3 1\/4<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">385 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">8 5\/8 REG<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">15,000<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">10<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">4 1\/4<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">457.2 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr style=\"background:#f3f8ff\">\n        <td rowspan=\"2\" style=\"border:1px solid #999;padding:8px 14px;text-align:center\">NC61<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">15,000<\/td>\n        <td rowspan=\"2\" style=\"border:1px solid #999;padding:8px 14px;text-align:center\">9<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">3 1\/16<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">365 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">10,000<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">3 1\/4<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">365 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr style=\"background:#f3f8ff\">\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">NC 38<br \/>(3 1\/2 IF)<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">10,000<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">5 1\/4<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">2<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">381 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">19 mm<\/td>\n      <\/tr>\n\n      <tr>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">NC50<br \/>(4 1\/2 IF)<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">10,000<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">6 5\/8<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">2 13\/16<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">381 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr>\n        <td colspan=\"7\" style=\"border:1px solid #999;background:#0492D0;color:#fff;padding:14px;text-align:center;font-family:&apos;Oswald&apos;, Arial, sans-serif;font-weight:700\">\n  DOUBLE SHAFT KELLY VALVES (TYPE AUFR) PIN X BOX THREADS\n        <\/td>\n      <\/tr>\n\n      <tr style=\"background:#f3f8ff\">\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">8 5\/8 REG<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">15,000<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">10<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">4 1\/4<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">457.2 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">6 5\/8 REG<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">15,000<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">7.677&#8243;<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">3 1\/16<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">470 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr>\n        <td colspan=\"7\" style=\"border:1px solid #999;background:#0492D0;color:#fff;padding:14px;text-align:center;font-family:&apos;Oswald&apos;, Arial, sans-serif;font-weight:700\">\n  TWIN BALL QUAD SHAFT KELLY VALVES (TYPE TUFR) BOX X BOX THREADS\n        <\/td>\n      <\/tr>\n\n      <tr style=\"background:#f3f8ff\">\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">NC 50<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">10,000<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">6 5\/8<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">2 13\/16<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">729.7 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">19 mm<\/td>\n      <\/tr>\n\n      <tr>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">NC 61<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">10,000<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">7 3\/4<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">3 1\/16<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">800.1 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n\n      <tr style=\"background:#f3f8ff\">\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">NC 70<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">15,000<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">9 1\/2<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">3 3\/4<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">908 mm<\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\"><span style=\"display:inline-block;width:18px;height:18px;background:#0492D0;border-radius:50%;vertical-align:middle\"><\/span><\/td>\n        <td style=\"border:1px solid #999;padding:8px 14px;text-align:center\">22.3 mm<\/td>\n      <\/tr>\n    <\/tbody>\n  <\/table>\n<\/div>\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\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-1b1a08cd e-flex e-con-boxed e-con e-parent\" data-id=\"1b1a08cd\" 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-1b68e471 e-flex e-con-boxed e-con e-child\" data-id=\"1b68e471\" 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-7e2f1cbc elementor-widget elementor-widget-heading\" data-id=\"7e2f1cbc\" 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 the use of Kelly valves<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5cf3ff61 elementor-widget elementor-widget-text-editor\" data-id=\"5cf3ff61\" 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 comply with national and international standards, including:<\/p><ul><li>API Specification 7-1 <\/li><li>ISO 9001:2015<\/li><\/ul><p>Type Approval by ABS and DNV is available.<\/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<div class=\"elementor-element elementor-element-1732b005 elementor-widget elementor-widget-image\" data-id=\"1732b005\" 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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/elementor\/thumbs\/IMG_8727-rop77kwp7tqcejkni4egwgpt2zrlftj2y4xydc4bz4.jpeg\" title=\"IMG_8727\" alt=\"IMG_8727\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Kelly valves on the Baker Hughes \u00df-ETA Test Rig in Ahnsbeck. They are used in the top drive, a central component of onshore and offshore drilling rigs. <\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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-f17c56f e-flex e-con-boxed e-con e-parent\" data-id=\"f17c56f\" data-element_type=\"container\" data-e-type=\"container\" id=\"Kontakt\" 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-2629dfcd e-flex e-con-boxed e-con e-child\" data-id=\"2629dfcd\" 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-6e1d29b2 e-con-full e-flex e-con e-child\" data-id=\"6e1d29b2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4d1f60ef elementor-widget elementor-widget-image\" data-id=\"4d1f60ef\" 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=\"1024\" height=\"683\" src=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/NoraGressies-1024x683.png\" class=\"attachment-large size-large wp-image-24933\" alt=\"\" srcset=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/NoraGressies-1024x683.png 1024w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/NoraGressies-300x200.png 300w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/NoraGressies-768x512.png 768w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/NoraGressies-1536x1024.png 1536w, https:\/\/hartmann-valves.com\/wp-content\/uploads\/2026\/04\/NoraGressies-2048x1366.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\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-787d3732 e-flex e-con-boxed e-con e-child\" data-id=\"787d3732\" 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-122dea3c elementor-widget elementor-widget-heading\" data-id=\"122dea3c\" 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-59e9198 elementor-widget elementor-widget-text-editor\" data-id=\"59e9198\" 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>The development of Hartmann Kelly valves is based on decades of experience in the oil, gas, and geothermal industries.<\/p><p>Hartmann Valves offers a complete package: short delivery times, warehousing in Germany, spare parts, and overhauls \u2013 all from a single source.<\/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-2929c830 elementor-button-align-stretch elementor-widget elementor-widget-form\" data-id=\"2929c830\" 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=\"24928\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"2929c830\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"Kelly Valve - Hartmann Valves GmbH\" \/>\n\n\t\t\t\t\t\t\t<input type=\"hidden\" name=\"queried_id\" value=\"24928\"\/>\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-4a8ae01 e-flex e-con-boxed e-con e-parent\" data-id=\"4a8ae01\" 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-8e0c313 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"8e0c313\" 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<h2 class=\"elementor-heading-title elementor-size-default\">FAQ<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ec5b60c e-con-full e-flex e-con e-child\" data-id=\"ec5b60c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-519b4b9d elementor-widget__width-inherit elementor-widget elementor-widget-toggle\" data-id=\"519b4b9d\" 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-1361\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1361\" 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 is a Kelly valve used for in a drilling rig?<\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1361\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1361\"><p>A Kelly valve serves as a safety shut-off in the drill string. In the event of a pressure increase (&#8216;kick&#8217;), the media flow can be safely interrupted by the metal-seated ball. This reliably prevents the outflow of hazardous media and ensures the operational safety of the drilling rig.  <\/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-1362\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1362\" 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 temperature ranges do Hartmann Kelly valves cover?<\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1362\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1362\"><p>Hartmann Valves Kelly valves are designed for a temperature range of -46\u00b0C to +180\u00b0C (L\/X). This makes them suitable for both arctic environments and high-temperature drilling \u2013 with consistently reliable sealing and resistance to pressure differences. <\/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-1363\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-1363\" 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\">Which designs of Kelly valves are available?<\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1363\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-1363\"><p>Three versions are available:<br \/>Single Shaft, Double Shaft, and Twin Ball Quad Shaft.<br \/>All variants are optionally available with a Pin \u00d7 Box thread connection and combine a compact design with high functional reliability.<\/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-1a59747e elementor-widget__width-inherit elementor-widget elementor-widget-toggle\" data-id=\"1a59747e\" 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-4421\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-4421\" 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\">According to which standards are the Kelly valves manufactured?<\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-4421\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-4421\"><p>Manufacturing is carried out according to API Specification 7-1 and under ISO 9001:2015.<br \/>Optional Type Approval certification by DNV or ABS can be obtained \u2013 particularly for offshore and international applications.<\/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-4422\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-4422\" 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 additional services does Hartmann Valves offer?<\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-4422\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-4422\"><p>Upon request, Hartmann Valves offers power-tightening (break-in) for quick installation, spare parts kits (sealing, wear parts), and comprehensive overhaul and service options. This enables efficient maintenance and high plant availability.  <\/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>Kelly valve Shut-off valves for safe drilling and production processes Kelly valves serve as safety valves in drilling rigs. The use of the Kelly valve allows for the interruption of the media flow inside the drill string. Depending on the requirements, we supply our Kelly valves with various overall lengths, outer and inner diameters, and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":24935,"parent":0,"menu_order":33,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-24928","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Kelly Valve - Hartmann Valves GmbH<\/title>\n<meta name=\"description\" content=\"Metal-seated Kelly valves, durable and resistant. Hartmann Valves Kelly valves for reliable safety shut-off in the drill string.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hartmann-valves.com\/en\/kelly-valve\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kelly Valve - Hartmann Valves GmbH\" \/>\n<meta property=\"og:description\" content=\"Metal-seated Kelly valves, durable and resistant. Hartmann Valves Kelly valves for reliable safety shut-off in the drill string.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hartmann-valves.com\/en\/kelly-valve\/\" \/>\n<meta property=\"og:site_name\" content=\"Hartmann Valves GmbH\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-28T06:01:01+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hartmann-valves.com\/wp-content\/uploads\/2025\/12\/Double-Shaft-Kelly-Valve-scaled.png\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"2560\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/hartmann-valves.com\\\/en\\\/kelly-valve\\\/\",\"url\":\"https:\\\/\\\/hartmann-valves.com\\\/en\\\/kelly-valve\\\/\",\"name\":\"Kelly Valve - Hartmann Valves GmbH\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hartmann-valves.com\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/hartmann-valves.com\\\/en\\\/kelly-valve\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/hartmann-valves.com\\\/en\\\/kelly-valve\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hartmann-valves.com\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/Double-Shaft-Kelly-Valve-scaled.png\",\"datePublished\":\"2025-07-10T07:17:58+00:00\",\"dateModified\":\"2026-08-28T06:01:01+00:00\",\"description\":\"Metal-seated Kelly valves, durable and resistant. 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