{"id":1153,"date":"2026-09-28T03:27:26","date_gmt":"2026-09-28T03:27:26","guid":{"rendered":"https:\/\/wdlvalve.com\/?post_type=product&#038;p=1153"},"modified":"2026-09-28T03:27:26","modified_gmt":"2026-09-28T03:27:26","slug":"%d8%b5%d9%85%d8%a7%d9%85-%d9%83%d8%b1%d9%88%d9%8a-%d9%85%d8%a8%d8%b1%d8%af-%d8%b0%d9%88-%d9%85%d8%af%d8%ae%d9%84-%d8%ac%d8%a7%d9%86%d8%a8%d9%8a","status":"publish","type":"product","link":"https:\/\/wdlvalve.com\/ar\/product\/%d8%b5%d9%85%d8%a7%d9%85-%d9%83%d8%b1%d9%88%d9%8a-%d9%85%d8%a8%d8%b1%d8%af-%d8%b0%d9%88-%d9%85%d8%af%d8%ae%d9%84-%d8%ac%d8%a7%d9%86%d8%a8%d9%8a\/","title":{"rendered":"\u0635\u0645\u0627\u0645 \u0643\u0631\u0648\u064a \u0645\u0628\u0631\u062f \u0630\u0648 \u0645\u062f\u062e\u0644 \u062c\u0627\u0646\u0628\u064a \u0645\u062e\u0635\u0635 \u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0627\u0644\u063a\u0627\u0632 \u0627\u0644\u0637\u0628\u064a\u0639\u064a \u0627\u0644\u0645\u0633\u0627\u0644"},"content":{"rendered":"<article style=\"max-width: 1200px; margin: 0 auto; font-family: Arial,Helvetica,sans-serif; color: #222; line-height: 1.7;\">WDL Valve side entry cryogenic ball valves are engineered for the safe isolation and<br \/>\ncontrol of low-temperature fluids in demanding industrial systems. They are suitable for<br \/>\nLNG, liquid nitrogen, liquid oxygen, liquid argon and other cryogenic media where<br \/>\ndependable sealing and material toughness are essential.<\/p>\n<p>The valve uses an extended stem design to keep the packing area away from the cold zone,<br \/>\nhelping reduce frost formation and protecting the stem sealing system. Low-temperature<br \/>\nmaterials, carefully selected seat options and a robust side entry body construction<br \/>\nsupport reliable performance in cryogenic pipeline service.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"size-medium wp-image-1154\" src=\"https:\/\/wdlvalve.com\/wp-content\/uploads\/2026\/09\/DM_20260928102918_004-225x300.jpeg\" alt=\"\u0635\u0645\u0627\u0645 \u0643\u0631\u0648\u064a \u0645\u0628\u0631\u062f \u0630\u0648 \u0645\u062f\u062e\u0644 \u062c\u0627\u0646\u0628\u064a\" width=\"225\" height=\"300\" srcset=\"https:\/\/wdlvalve.com\/wp-content\/uploads\/2026\/09\/DM_20260928102918_004-225x300.jpeg 225w, https:\/\/wdlvalve.com\/wp-content\/uploads\/2026\/09\/DM_20260928102918_004-9x12.jpeg 9w, https:\/\/wdlvalve.com\/wp-content\/uploads\/2026\/09\/DM_20260928102918_004-600x800.jpeg 600w, https:\/\/wdlvalve.com\/wp-content\/uploads\/2026\/09\/DM_20260928102918_004.jpeg 768w\" sizes=\"(max-width: 225px) 100vw, 225px\" \/><\/p>\n<h2 style=\"color: #123a5a; font-size: 26px; margin: 28px 0 16px;\">\u0627\u0644\u0645\u064a\u0632\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/h2>\n<ul style=\"padding-left: 22px; margin-top: 0;\">\n<li>Suitable for cryogenic service down to -196\u00b0C.<\/li>\n<li>Extended bonnet or extended stem design to reduce frost at the packing area.<\/li>\n<li>Side entry two-piece or three-piece body construction.<\/li>\n<li>Low-temperature stainless steel materials with good toughness.<\/li>\n<li>Reliable soft-seated sealing for low-leakage shut-off service.<\/li>\n<li>Metal-seated options available for specific pressure and temperature requirements.<\/li>\n<li>Elastic seat compensation helps maintain sealing performance during temperature changes.<\/li>\n<li>Manual, pneumatic and electric actuation options available.<\/li>\n<li>Fire-safe and anti-static designs available according to project requirements.<\/li>\n<li>Available in customized materials, sizes, pressure ratings and end connections.<img decoding=\"async\" class=\"wp-image-1155\" src=\"https:\/\/wdlvalve.com\/wp-content\/uploads\/2026\/09\/DM_20260928102918_005-300x169.jpeg\" alt=\"\u0635\u0645\u0627\u0645 \u0643\u0631\u0648\u064a \u0645\u0628\u0631\u062f \u0630\u0648 \u0645\u062f\u062e\u0644 \u062c\u0627\u0646\u0628\u064a\" width=\"350\" height=\"197\" srcset=\"https:\/\/wdlvalve.com\/wp-content\/uploads\/2026\/09\/DM_20260928102918_005-300x169.jpeg 300w, https:\/\/wdlvalve.com\/wp-content\/uploads\/2026\/09\/DM_20260928102918_005-768x432.jpeg 768w, https:\/\/wdlvalve.com\/wp-content\/uploads\/2026\/09\/DM_20260928102918_005-18x10.jpeg 18w, https:\/\/wdlvalve.com\/wp-content\/uploads\/2026\/09\/DM_20260928102918_005-600x338.jpeg 600w, https:\/\/wdlvalve.com\/wp-content\/uploads\/2026\/09\/DM_20260928102918_005.jpeg 1024w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/><\/li>\n<\/ul>\n<h2 style=\"color: #123a5a; font-size: 26px; margin: 28px 0 16px;\">\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0641\u0646\u064a\u0629<\/h2>\n<div style=\"width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; margin-bottom: 28px;\">\n<table style=\"width: 100%; min-width: 760px; border: 1px solid #111111!important; border-collapse: collapse; background: #ffffff;\" border=\"1\" rules=\"all\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<th style=\"width: 34%; padding: 11px; border: 1px solid #111111!important; background: #eaf3f8; text-align: left;\">\u0627\u0644\u0639\u0646\u0635\u0631<\/th>\n<th style=\"padding: 11px; border: 1px solid #111111!important; background: #eaf3f8; text-align: left;\">\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a<\/th>\n<\/tr>\n<tr>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">\u0646\u0648\u0639 \u0627\u0644\u0645\u0646\u062a\u062c<\/td>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">Side entry cryogenic ball valve<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">\u0646\u0637\u0627\u0642 \u0627\u0644\u0645\u0642\u0627\u0633\u0627\u062a<\/td>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">DN25\u2013DN600 \/ NPS 1\u201324<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">Body Construction<\/td>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">Two-piece or three-piece side entry body<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">End Connections<\/td>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">Flanged, threaded, socket weld or butt weld, subject to valve size and project requirement<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">\u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u00ab\u0648\u062c\u0647\u0627\u064b \u0644\u0648\u062c\u0647\u00bb<\/td>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">ASME B16.10 or project-specified standard<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">\u0646\u0637\u0627\u0642 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/td>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">-196\u00b0C to +425\u00b0C, depending on material and seat selection<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">Cryogenic Testing<\/td>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">BS 6364 or project-specified testing requirements<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">\u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/td>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">Manual lever or gear operator, pneumatic actuator or electric actuator<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">Typical Body Materials<\/td>\n<td style=\"padding: 11px; border: 1px solid #111111!important;\">CF8 \/ F304, CF8M \/ F316, CF3 \/ F304L, CF3M \/ F316L and other special materials on request<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2 style=\"color: #123a5a; font-size: 26px; margin: 28px 0 16px;\">Cryogenic Design Advantages<\/h2>\n<p>At very low temperatures, ordinary materials may lose toughness and become vulnerable to<br \/>\nbrittle fracture. WDL Valve selects cryogenic-compatible stainless steel materials and<br \/>\napplies controlled manufacturing and testing procedures to support safe operation in<br \/>\nlow-temperature conditions.<\/p>\n<p>The extended stem configuration separates the stem packing from the cold fluid area.<br \/>\nThis design helps limit ice accumulation around the operating mechanism and supports<br \/>\nsmoother valve operation. Seat designs can also be selected to compensate for material<br \/>\ncontraction caused by temperature changes.<\/p>\n<h2 style=\"color: #123a5a; font-size: 26px; margin: 28px 0 16px;\">\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629<\/h2>\n<ul style=\"padding-left: 22px; margin-top: 0;\">\n<li>LNG storage, loading, transportation and regasification systems<\/li>\n<li>Liquid nitrogen, liquid oxygen and liquid argon pipelines<\/li>\n<li>Industrial gas and air separation plants<\/li>\n<li>Cryogenic chemical processing systems<\/li>\n<li>Hydrogen, aerospace and specialized low-temperature projects<\/li>\n<li>Cold-storage refrigeration and pharmaceutical freeze-drying equipment<\/li>\n<\/ul>\n<h2 style=\"color: #123a5a; font-size: 26px; margin: 28px 0 16px;\">WDL Valve Customization<\/h2>\n<p>WDL Valve can configure cryogenic ball valves according to your operating medium,<br \/>\ntemperature, pressure class, valve size, connection standard, sealing requirement and<br \/>\nactuator preference. Please provide the project datasheet for final material selection<br \/>\nand technical confirmation.<\/p>\n<p style=\"padding: 16px 18px; border: 1px solid #1378ae; background: #eef6fa; margin-top: 28px;\">Specifications shown are for reference. Final dimensions, materials, pressure-temperature<br \/>\nlimits, sealing design and cryogenic testing requirements shall be confirmed by the<br \/>\napproved WDL Valve technical drawing and project datasheet.<\/p>\n<\/article>","protected":false},"excerpt":{"rendered":"<p data-pm-slice=\"1 1 []\">\u062a\u0648\u0641\u0631 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0627\u0644\u0645\u0628\u0631\u062f\u0629 \u0630\u0627\u062a \u0627\u0644\u0645\u062f\u062e\u0644 \u0627\u0644\u062c\u0627\u0646\u0628\u064a \u0645\u0646 WDL \u0625\u063a\u0644\u0627\u0642\u064b\u0627 \u0645\u0648\u062b\u0648\u0642\u064b\u0627 \u0644\u0644\u063a\u0627\u0632 \u0627\u0644\u0637\u0628\u064a\u0639\u064a \u0627\u0644\u0645\u0633\u0627\u0644\u060c \u0648\u0627\u0644\u0646\u064a\u062a\u0631\u0648\u062c\u064a\u0646 \u0627\u0644\u0633\u0627\u0626\u0644\u060c \u0648\u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646 \u0627\u0644\u0633\u0627\u0626\u0644\u060c \u0648\u063a\u064a\u0631\u0647\u0627 \u0645\u0646 \u0627\u0644\u0648\u0633\u0627\u0626\u0637 \u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u064a \u062a\u0635\u0644 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u062a\u0647\u0627 \u0625\u0644\u0649 -196 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629.<\/p>","protected":false},"featured_media":1156,"comment_status":"open","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"default","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"product_brand":[72],"product_cat":[33,32,31,41],"product_tag":[],"class_list":["post-1153","product","type-product","status-publish","has-post-thumbnail","product_brand-wdl-valve","product_cat-ball-valves","product_cat-valve-materials","product_cat-valve-types","product_cat-stainless-steel-valves","first","instock","shipping-taxable","product-type-simple","entry","content-bg","loop-entry"],"_links":{"self":[{"href":"https:\/\/wdlvalve.com\/ar\/wp-json\/wp\/v2\/product\/1153","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wdlvalve.com\/ar\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/wdlvalve.com\/ar\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/wdlvalve.com\/ar\/wp-json\/wp\/v2\/comments?post=1153"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wdlvalve.com\/ar\/wp-json\/wp\/v2\/media\/1156"}],"wp:attachment":[{"href":"https:\/\/wdlvalve.com\/ar\/wp-json\/wp\/v2\/media?parent=1153"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/wdlvalve.com\/ar\/wp-json\/wp\/v2\/product_brand?post=1153"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/wdlvalve.com\/ar\/wp-json\/wp\/v2\/product_cat?post=1153"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/wdlvalve.com\/ar\/wp-json\/wp\/v2\/product_tag?post=1153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}