{"id":15187,"date":"2026-05-11T09:00:48","date_gmt":"2026-05-11T01:00:48","guid":{"rendered":"https:\/\/www.xintaivalves.com\/?p=15187"},"modified":"2026-05-15T09:01:15","modified_gmt":"2026-05-15T01:01:15","slug":"how-butterfly-valves-work","status":"publish","type":"post","link":"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/how-butterfly-valves-work\/","title":{"rendered":"\u06f1. \u062f\u0631\u06a9 \u06a9\u0646\u062a\u0631\u0644 \u062c\u0631\u06cc\u0627\u0646 \u0635\u0646\u0639\u062a\u06cc: \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0641\u0647\u0631\u0633\u062a \u0645\u0637\u0627\u0644\u0628<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Change Table of Contents Status\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u062a\u063a\u06cc\u06cc\u0631 \u0648\u0636\u0639\u06cc\u062a<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/how-butterfly-valves-work\/#Primary_Butterfly_Valve_Components_and_Functions\" >\u0627\u062c\u0632\u0627\u0621 \u0648 \u0639\u0645\u0644\u06a9\u0631\u062f\u0647\u0627\u06cc \u0627\u0635\u0644\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/how-butterfly-valves-work\/#The_Basic_Principle_How_Does_a_Butterfly_Valve_Work\" >\u0627\u0635\u0644 \u0627\u0633\u0627\u0633\u06cc: \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/how-butterfly-valves-work\/#1_Closed_Position\" >1. \u0645\u0648\u0642\u0639\u06cc\u062a \u0628\u0633\u062a\u0647<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/how-butterfly-valves-work\/#2_Open_Position\" >2. \u0645\u0648\u0642\u0639\u06cc\u062a \u0628\u0627\u0632<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/how-butterfly-valves-work\/#3_Throttling_Flow_Regulation\" >3. \u062e\u0641\u0647 \u06a9\u0631\u062f\u0646 \/ \u062a\u0646\u0638\u06cc\u0645 \u062c\u0631\u06cc\u0627\u0646<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/how-butterfly-valves-work\/#Three_Main_Butterfly_Valve_Design_Types\" >\u0633\u0647 \u0646\u0648\u0639 \u0627\u0635\u0644\u06cc \u0637\u0631\u0627\u062d\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/how-butterfly-valves-work\/#Concentric_Zero-Offset_Butterfly_Valve\" >\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0647\u0645\u200c\u0645\u0631\u06a9\u0632 (\u0635\u0641\u0631-\u0627\u0641\u0633\u062a)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/how-butterfly-valves-work\/#Double_Offset_High-Performance_Butterfly_Valve\" >\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u062f\u0648\u06af\u0627\u0646\u0647 \u0627\u0641\u0633\u062a (\u0639\u0645\u0644\u06a9\u0631\u062f \u0628\u0627\u0644\u0627)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/how-butterfly-valves-work\/#How_Does_a_Triple_Offset_Butterfly_Valve_Work\" >\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0633\u0647\u200c\u06af\u0627\u0646\u0647 \u0627\u0641\u0633\u062a \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/how-butterfly-valves-work\/#Industrial_Applications_by_Valve_Type\" >\u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u0635\u0646\u0639\u062a\u06cc \u0628\u0631 \u0627\u0633\u0627\u0633 \u0646\u0648\u0639 \u0634\u06cc\u0631<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/butterfly-valve\/how-butterfly-valves-work\/#Conclusion\" >\u0646\u062a\u06cc\u062c\u0647<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">\u062f\u0631 \u06a9\u0627\u0631\u062e\u0627\u0646\u0647\u200c\u0647\u0627 \u0648 \u062a\u0623\u0633\u06cc\u0633\u0627\u062a \u0635\u0646\u0639\u062a\u06cc\u060c \u0634\u06cc\u0631\u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0627\u0628\u0639\u0627\u062f \u062c\u0645\u0639\u200c\u0648\u062c\u0648\u0631 \u0648 \u0639\u0645\u0644\u06a9\u0631\u062f \u0633\u0627\u062f\u0647\u200c\u0634\u0627\u0646 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0642\u0631\u0627\u0631 \u0645\u06cc\u200c\u06af\u06cc\u0631\u0646\u062f. \u0639\u0645\u0644\u06a9\u0631\u062f \u0622\u0646 \u0633\u0627\u062f\u0647 \u0627\u0633\u062a. \u0634\u06cc\u0631 \u0628\u0627 \u0686\u0631\u062e\u0627\u0646\u062f\u0646 \u06cc\u06a9 \u062f\u06cc\u0633\u06a9 \u062f\u0627\u06cc\u0631\u0647\u200c\u0627\u06cc \u062f\u0631 \u062f\u0627\u062e\u0644 \u0645\u062c\u0631\u0627\u06cc \u0644\u0648\u0644\u0647\u060c \u062c\u0631\u06cc\u0627\u0646 \u0633\u06cc\u0627\u0644 \u0631\u0627 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646\u060c, <a href=\"https:\/\/www.xintaivalves.com\/fa\/butterfly-valve-collection\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f<\/a> \u062f\u0631 \u06cc\u06a9 \u06a9\u0627\u0631\u0628\u0631\u062f \u0648\u0627\u0642\u0639\u06cc\u061f&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u0627\u067e\u0631\u0627\u062a\u0648\u0631 \u0633\u0627\u0642\u0647 \u0631\u0627 90 \u062f\u0631\u062c\u0647 \u0645\u06cc\u200c\u0686\u0631\u062e\u0627\u0646\u062f\u060c \u062f\u06cc\u0633\u06a9 \u0628\u0647 \u0645\u0648\u0642\u0639\u06cc\u062a \u0639\u0645\u0648\u062f \u0628\u0631 \u062c\u0631\u06cc\u0627\u0646 \u0645\u06cc\u200c\u0686\u0631\u062e\u062f \u062a\u0627 \u062c\u0631\u06cc\u0627\u0646 \u0631\u0627 \u0645\u0633\u062f\u0648\u062f \u06a9\u0646\u062f. \u0686\u0631\u062e\u0627\u0646\u062f\u0646 \u0622\u0646 \u0628\u0647 \u0635\u0641\u0631 \u062f\u0631\u062c\u0647 \u06cc\u0627 \u0645\u0648\u0627\u0632\u06cc \u0628\u0627 \u062c\u0631\u06cc\u0627\u0646\u060c \u0622\u0646 \u0631\u0627 \u0628\u0647 \u0645\u0648\u0642\u0639\u06cc\u062a \u06a9\u0627\u0645\u0644\u0627\u064b \u0628\u0627\u0632 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u06cc\u0646 \u0633\u0631\u06cc\u0639 <a href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/how-gear-operated-valves-work\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/how-gear-operated-valves-work\/\" rel=\"noreferrer noopener\">\u0639\u0645\u0644 \u06cc\u06a9 \u0686\u0647\u0627\u0631\u0645 \u062f\u0648\u0631<\/a> \u0628\u0647 \u0627\u067e\u0631\u0627\u062a\u0648\u0631 \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f \u062a\u0627 \u062c\u0631\u06cc\u0627\u0646 \u0631\u0627 \u0645\u062a\u0648\u0642\u0641\u060c \u0634\u0631\u0648\u0639 \u06cc\u0627 \u062a\u0646\u0638\u06cc\u0645 \u06a9\u0646\u062f. \u0634\u06cc\u0631\u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0631\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u062f\u0631 \u0631\u0633\u0627\u0646\u0647\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641\u06cc \u0645\u0627\u0646\u0646\u062f \u062e\u0637\u0648\u0637 \u0622\u0628\u060c \u0628\u062e\u0627\u0631\u060c \u0646\u0641\u062a \u0648 \u0645\u0648\u0627\u062f \u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0631\u0627\u06cc \u06a9\u0645\u06a9 \u0628\u0647 \u0634\u0645\u0627 \u062f\u0631 \u0627\u0646\u062a\u062e\u0627\u0628 \u0633\u062e\u062a\u200c\u0627\u0641\u0632\u0627\u0631 \u0645\u0646\u0627\u0633\u0628 \u0628\u0631\u0627\u06cc \u0633\u06cc\u0633\u062a\u0645 \u062e\u0648\u062f\u060c \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627 \u0627\u0635\u0648\u0644 \u0639\u0645\u0644\u06cc\u0627\u062a\u06cc \u0627\u0635\u0644\u06cc\u060c \u0636\u0631\u0648\u0631\u06cc <strong>\u0627\u062c\u0632\u0627\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong>, \u060c \u0627\u0646\u0648\u0627\u0639 \u0637\u0631\u0627\u062d\u06cc \u0648 \u0645\u0648\u0627\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0635\u0646\u0639\u062a\u06cc \u062e\u0627\u0635 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Primary_Butterfly_Valve_Components_and_Functions\"><\/span>\u0627\u062c\u0632\u0627\u0621 \u0648 \u0639\u0645\u0644\u06a9\u0631\u062f\u0647\u0627\u06cc \u0627\u0635\u0644\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0645\u0647\u0646\u062f\u0633 \u06cc\u0627 \u0627\u067e\u0631\u0627\u062a\u0648\u0631 \u0635\u0646\u0639\u062a\u06cc\u060c \u062f\u0631\u06a9 <strong>\u0627\u062c\u0632\u0627\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc. <\/strong>\u0645\u0647\u0645 \u0627\u0633\u062a.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u06cc\u0646 \u0628\u0647 \u0633\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u0648 \u062a\u062f\u0627\u0631\u06a9\u0627\u062a \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f. <strong>\u0627\u062c\u0632\u0627\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong> \u0628\u062e\u0634 \u0632\u06cc\u0631 \u062c\u0632\u0626\u06cc\u0627\u062a \u0636\u0631\u0648\u0631\u06cc<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0648 \u0646\u0642\u0634\u200c\u0647\u0627\u06cc \u062e\u0627\u0635 \u0622\u0646\u0647\u0627 \u0631\u0627 \u062f\u0631 \u06a9\u0646\u062a\u0631\u0644 \u062c\u0631\u06cc\u0627\u0646 \u0634\u0631\u062d \u0645\u06cc\u200c\u062f\u0647\u062f:<\/strong> \u0628\u062f\u0646\u0647 \u0634\u06cc\u0631:.<\/li>\n\n\n\n<li><strong>\u0633\u0627\u062e\u062a\u0627\u0631 \u0627\u0635\u0644\u06cc \u06a9\u0647 \u0628\u06cc\u0646 \u0641\u0644\u0646\u062c\u200c\u0647\u0627\u06cc \u0644\u0648\u0644\u0647 \u0642\u0631\u0627\u0631 \u0645\u06cc\u200c\u06af\u06cc\u0631\u062f. \u0633\u0628\u06a9\u200c\u0647\u0627\u06cc \u0631\u0627\u06cc\u062c \u0634\u0627\u0645\u0644 \u0628\u062f\u0646\u0647 \u0648\u06cc\u0641\u0631\u060c \u0644\u0627\u06af \u0648 \u0641\u0644\u0646\u062c\u200c\u062f\u0627\u0631 \u0627\u0633\u062a.<\/strong> \u062f\u06cc\u0633\u06a9:.<\/li>\n\n\n\n<li><strong>\u0627\u063a\u0644\u0628 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \"\u067e\u0631\u0648\u0627\u0646\u0647\" \u0646\u0627\u0645\u06cc\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0627\u06cc\u0646 \u062c\u0632\u0621 \u062c\u0631\u06cc\u0627\u0646 \u0631\u0627 \u0645\u0633\u062f\u0648\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/strong> The shaft connects the internal disc to the external actuator. It must be made of high-strength alloys like SS316 or 17-4 PH to resist torque.<\/li>\n\n\n\n<li><strong>The Seat:<\/strong> This provides the seal between the disc and the body. Seats can be resilient (rubber\/PTFE) or metallic.<\/li>\n\n\n\n<li><strong>The Actuator:<\/strong> This provides the force to turn the stem, which can be manual, pneumatic, or electric.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">These <strong>\u0627\u062c\u0632\u0627\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong> must meet international standards such as <strong>API 609<\/strong> \u06cc\u0627 <strong><a href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/standard\/understanding-asme-b16-34-valve-standard\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/standard\/understanding-asme-b16-34-valve-standard\/\" rel=\"noreferrer noopener\">ASME B16.34<\/a><\/strong> to ensure safety in industrial plants.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Basic_Principle_How_Does_a_Butterfly_Valve_Work\"><\/span>\u0627\u0635\u0644 \u0627\u0633\u0627\u0633\u06cc: \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/The-Basic-Principle-How-Does-a-Butterfly-Valve-Work-1-1024x512.webp\" alt=\"\u0686\u06af\u0648\u0646\u0647 \u06cc\u06a9 \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0627\u0633\u0644\u0627\u06cc\u062f \u062f\u0631 \u06a9\u0646\u062a\u0631\u0644 \u062c\u0631\u06cc\u0627\u0646 \u0633\u06cc\u0627\u0644 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f\" class=\"wp-image-15190\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/The-Basic-Principle-How-Does-a-Butterfly-Valve-Work-1-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/The-Basic-Principle-How-Does-a-Butterfly-Valve-Work-1-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/The-Basic-Principle-How-Does-a-Butterfly-Valve-Work-1-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/The-Basic-Principle-How-Does-a-Butterfly-Valve-Work-1-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/The-Basic-Principle-How-Does-a-Butterfly-Valve-Work-1.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The operating principle is straightforward. That\u2019s why most industrial operators refer to the <strong>butterfly valve work video <\/strong>to visualize the process. A metal disc is mounted at the center of the pipe on a stem. The stem connects to an actuator outside the valve body.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Closed_Position\"><\/span>1. \u0645\u0648\u0642\u0639\u06cc\u062a \u0628\u0633\u062a\u0647<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">When closed, the disc sits perpendicular to the pipe bore. The outer rim presses against the seat while compressing the elastomer or engaging the metal cone. No flow passes through. Shutoff integrity depends on disc-to-seat contact force and seat material grade.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Open_Position\"><\/span>2. \u0645\u0648\u0642\u0639\u06cc\u062a \u0628\u0627\u0632<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The actuator rotates the stem 90\u00b0. The disc now aligns parallel to the flow. Fluid passes around both sides of the disc with minimal restriction. Unlike a gate valve, the disc stays in the flow path, which results in a residual pressure drop.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.xintaivalves.com\/fa\/blog\/what-is-valve-flow-coefficient\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.xintaivalves.com\/blog\/what-is-valve-flow-coefficient\/\" rel=\"noreferrer noopener\">Cv values<\/a> (flow coefficients) for a fully open butterfly valve range from approximately 35 to 75 per inch of nominal pipe diameter. This depends on the disc profile and valve type.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Throttling_Flow_Regulation\"><\/span>3. \u062e\u0641\u0647 \u06a9\u0631\u062f\u0646 \/ \u062a\u0646\u0638\u06cc\u0645 \u062c\u0631\u06cc\u0627\u0646<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0631\u062e\u0644\u0627\u0641 \u0634\u06cc\u0631 \u062a\u0648\u067e\u06cc\u060c \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0635\u0648\u0631\u062a \u0645\u0631\u062d\u0644\u0647\u200c\u0627\u06cc \u0628\u0627\u0632 \u0634\u0648\u062f. \u0632\u0627\u0648\u06cc\u0647 \u062f\u06cc\u0633\u06a9 \u0645\u06cc\u0632\u0627\u0646 \u062c\u0631\u06cc\u0627\u0646 \u0631\u0627 \u062a\u0639\u06cc\u06cc\u0646 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0628\u0647 \u0627\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628\u060c \u0634\u06cc\u0631 \u0647\u0646\u06af\u0627\u0645 \u0628\u0627\u0632 \u0634\u062f\u0646\u060c \u0622\u0628 \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0633\u0627\u062f\u0647 \u0648 \u06cc\u06a9\u0646\u0648\u0627\u062e\u062a \u0631\u0647\u0627 \u0646\u0645\u06cc\u200c\u06a9\u0646\u062f. \u0628\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 \u06a9\u0645 \u0648 \u062f\u0642\u06cc\u0642 \u0634\u0631\u0648\u0639 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u0628\u0627 \u0631\u0633\u06cc\u062f\u0646 \u0628\u0647 \u0645\u0648\u0642\u0639\u06cc\u062a \u06a9\u0627\u0645\u0644\u0627\u064b \u0628\u0627\u0632\u060c \u0628\u0647 \u0637\u0648\u0631 \u0642\u0627\u0628\u0644 \u062a\u0648\u062c\u0647\u06cc \u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u06cc\u200c\u06cc\u0627\u0628\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0631\u0627\u06cc \u0627\u0646\u062f\u0627\u0632\u0647\u200c\u06af\u06cc\u0631\u06cc \u062f\u0642\u06cc\u0642\u060c \u0627\u0632 \u062c\u062f\u0627\u0648\u0644 Kv\/Cv \u0633\u0627\u0632\u0646\u062f\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u06cc\u0627 \u0628\u0631\u0627\u06cc \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u062c\u0631\u06cc\u0627\u0646 \u0634\u06cc\u0631 \u06a9\u0646\u062a\u0631\u0644 \u0628\u0647 IEC 60534-2-1 \u0645\u0631\u0627\u062c\u0639\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Three_Main_Butterfly_Valve_Design_Types\"><\/span>\u0633\u0647 \u0646\u0648\u0639 \u0627\u0635\u0644\u06cc \u0637\u0631\u0627\u062d\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Three-Main-Butterfly-Valve-Design-Types-1024x512.webp\" alt=\"\u0637\u0631\u062d\u200c\u0647\u0627\u06cc \u0627\u0641\u0633\u062a \u0647\u0646\u062f\u0633\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc\" class=\"wp-image-15189\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Three-Main-Butterfly-Valve-Design-Types-1024x512.webp 1024w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Three-Main-Butterfly-Valve-Design-Types-300x150.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Three-Main-Butterfly-Valve-Design-Types-768x384.webp 768w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Three-Main-Butterfly-Valve-Design-Types-18x9.webp 18w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/05\/Three-Main-Butterfly-Valve-Design-Types.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0647\u0631 \u0633\u0647 \u0637\u0631\u062d \u0628\u0631 \u0627\u0633\u0627\u0633 \u0627\u0635\u0644 \u0686\u0631\u062e\u0634 \u06cc\u06a9 \u0686\u0647\u0627\u0631\u0645 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f. \u062a\u0641\u0627\u0648\u062a\u200c\u0647\u0627 \u062f\u0631 \u0647\u0646\u062f\u0633\u0647 \u062f\u06cc\u0633\u06a9\u060c \u0622\u0641\u0633\u062a \u0633\u0627\u0642\u0647 \u0648 \u0645\u06a9\u0627\u0646\u06cc\u0632\u0645 \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0646\u0647\u0641\u062a\u0647 \u0627\u0633\u062a.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062c\u062f\u0648\u0644 \u0632\u06cc\u0631 \u062e\u0644\u0627\u0635\u0647\u200c\u0627\u06cc \u0627\u0632 \u062a\u0641\u0627\u0648\u062a\u200c\u0647\u0627\u06cc \u06a9\u0644\u06cc\u062f\u06cc \u062f\u0631 \u0631\u062a\u0628\u0647 \u0641\u0634\u0627\u0631\u060c \u0642\u0627\u0628\u0644\u06cc\u062a \u062f\u0645\u0627\u060c \u0639\u0645\u0631 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0648 \u06af\u0634\u062a\u0627\u0648\u0631 \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u067e\u0627\u0631\u0627\u0645\u062a\u0631<\/strong><\/td><td><strong>\u0647\u0645\u200c\u0645\u0631\u06a9\u0632 (\u0628\u062f\u0648\u0646 \u0622\u0641\u0633\u062a)<\/strong><\/td><td><strong>\u0627\u0641\u0633\u062a \u062f\u0648\u0628\u0644<\/strong><\/td><td><strong>\u0627\u0641\u0633\u062a \u0633\u0647 \u06af\u0627\u0646\u0647<\/strong><\/td><\/tr><tr><td>\u062d\u062f\u0627\u06a9\u062b\u0631 \u0641\u0634\u0627\u0631<\/td><td>~17 \u0628\u0627\u0631 (250 PSI)<\/td><td>~100 \u0628\u0627\u0631 (1,440 PSI)<\/td><td>~102 \u0628\u0627\u0631 (1,480 PSI)<\/td><\/tr><tr><td>\u062d\u062f\u0627\u06a9\u062b\u0631 \u062f\u0645\u0627<\/td><td>~200 \u062f\u0631\u062c\u0647 \u0633\u0627\u0646\u062a\u06cc\u200c\u06af\u0631\u0627\u062f<\/td><td>~650 \u062f\u0631\u062c\u0647 \u0633\u0627\u0646\u062a\u06cc\u200c\u06af\u0631\u0627\u062f<\/td><td>~650 \u062f\u0631\u062c\u0647 \u0633\u0627\u0646\u062a\u06cc\u200c\u06af\u0631\u0627\u062f<\/td><\/tr><tr><td>\u062c\u0646\u0633 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647<\/td><td>\u0644\u0627\u0633\u062a\u06cc\u06a9 (EPDM \/ NBR \/ FKM)<\/td><td>\u0644\u0627\u0633\u062a\u06cc\u06a9 \u06cc\u0627 \u0641\u0644\u0632<\/td><td>\u0641\u0644\u0632 (\u0644\u0645\u06cc\u0646\u062a \u0634\u062f\u0647 \u06cc\u0627 \u062c\u0627\u0645\u062f)<\/td><\/tr><tr><td>\u06a9\u0644\u0627\u0633 \u0646\u0634\u062a\u06cc<\/td><td>\u06a9\u0644\u0627\u0633 B EN 12266-1<\/td><td>\u06a9\u0644\u0627\u0633 A \u06cc\u0627 B<\/td><td>\u06a9\u0644\u0627\u0633 A (\u0628\u062f\u0648\u0646 \u0646\u0634\u062a\u06cc)<\/td><\/tr><tr><td>\u062c\u0647\u062a \u062c\u0631\u06cc\u0627\u0646<\/td><td>\u062f\u0648 \u062c\u0647\u062a\u0647<\/td><td>\u062c\u0647\u062a \u0627\u0631\u062c\u062d<\/td><td>\u0641\u0642\u0637 \u06cc\u06a9 \u062c\u0647\u062a\u0647<\/td><\/tr><tr><td>\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc \u0645\u0639\u0645\u0648\u0644<\/td><td>AWWA C504\u060c EN 593<\/td><td>API 609 Cat. A<\/td><td>API 609 Cat. B\u060c EN 593<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u062e\u0634 \u0632\u06cc\u0631 \u0628\u0647 \u0628\u0631\u0631\u0633\u06cc \u0646\u06a9\u0627\u062a \u0628\u0631\u062c\u0633\u062a\u0647 \u0647\u0631 \u0646\u0648\u0639 \u0634\u06cc\u0631 \u0645\u06cc\u200c\u067e\u0631\u062f\u0627\u0632\u062f.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Concentric_Zero-Offset_Butterfly_Valve\"><\/span>\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0647\u0645\u200c\u0645\u0631\u06a9\u0632 (\u0635\u0641\u0631-\u0627\u0641\u0633\u062a)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0647\u0645\u200c\u0645\u0631\u06a9\u0632 \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9 \u0633\u0627\u0642\u0647 \u0627\u0633\u062a \u06a9\u0647 \u0627\u0632 \u0645\u0631\u06a9\u0632 \u062f\u0642\u06cc\u0642 \u062f\u06cc\u0633\u06a9 \u0639\u0628\u0648\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0644\u0628\u0647 \u062f\u06cc\u0633\u06a9 \u062f\u0631 \u0637\u0648\u0644 \u0647\u0631 \u0686\u0631\u062e\u0647 \u0628\u0627\u0632 \u0648 \u0628\u0633\u062a\u0647 \u0634\u062f\u0646\u060c \u062f\u0631 \u062a\u0645\u0627\u0645 \u0645\u062d\u06cc\u0637 \u062e\u0648\u062f \u0628\u0627 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0644\u0627\u0633\u062a\u06cc\u06a9\u06cc \u062a\u0645\u0627\u0633 \u067e\u06cc\u062f\u0627 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06cc\u0646 \u0633\u0627\u06cc\u0634 \u0645\u062f\u0627\u0648\u0645 \u0639\u0645\u0631 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0631\u0627 \u062f\u0631 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc \u0628\u0627 \u0686\u0631\u062e\u0647 \u0628\u0627\u0644\u0627 \u06cc\u0627 \u0633\u0627\u06cc\u0646\u062f\u0647 \u0645\u062d\u062f\u0648\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062f\u0631 \u0646\u062a\u06cc\u062c\u0647\u060c \u0637\u0631\u0627\u062d\u06cc \u0647\u0645\u200c\u0645\u0631\u06a9\u0632 \u06cc\u06a9 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u0642\u0631\u0648\u0646 \u0628\u0647 \u0635\u0631\u0641\u0647 \u0628\u0631\u0627\u06cc \u062a\u0627\u0645\u06cc\u0646 \u0622\u0628 \u06a9\u0645 \u0641\u0634\u0627\u0631 \u0648 \u06a9\u0646\u062a\u0631\u0644 \u0639\u0645\u0648\u0645\u06cc \u0633\u06cc\u0627\u0644\u0627\u062a \u0627\u0633\u062a. \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0622\u0646\u0647\u0627 \u0641\u0642\u0637 \u0628\u0631\u0627\u06cc \u0641\u0634\u0627\u0631\u0647\u0627\u06cc \u06a9\u0645\u062a\u0631 \u0627\u0632 16 \u0628\u0627\u0631 (psi) \u062a\u0648\u0635\u06cc\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0634\u06cc\u0631\u0647\u0627\u06cc \u0647\u0645\u200c\u0645\u0631\u06a9\u0632 \u06cc\u0627 \u0628\u062f\u0648\u0646 \u0622\u0641\u0633\u062a \u0627\u0632 \u0686\u062f\u0646 \u062f\u0627\u06a9\u062a\u06cc\u0644 GGG50 \u0628\u0627 \u067e\u0648\u0634\u0634 \u0627\u067e\u0648\u06a9\u0633\u06cc\u060c \u06cc\u0627 \u0641\u0648\u0644\u0627\u062f \u0636\u062f \u0632\u0646\u06af 316 \u0628\u0631\u0627\u06cc \u0631\u0633\u0627\u0646\u0647\u200c\u0647\u0627\u06cc \u062e\u0648\u0631\u0646\u062f\u0647 \u0633\u0627\u062e\u062a\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0633\u06cc\u0633\u062a\u0645\u200c\u0647\u0627\u06cc \u0622\u0628 \u0622\u0634\u0627\u0645\u06cc\u062f\u0646\u06cc \u0646\u06cc\u0627\u0632\u0645\u0646\u062f \u0634\u06cc\u0631\u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0628\u0627 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0644\u0627\u0633\u062a\u06cc\u06a9\u06cc \u0628\u0631\u0627\u06cc \u0627\u0646\u0637\u0628\u0627\u0642 \u0628\u0627 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc AWWA C504 \u0647\u0633\u062a\u0646\u062f.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Double_Offset_High-Performance_Butterfly_Valve\"><\/span>\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u062f\u0648\u06af\u0627\u0646\u0647 \u0627\u0641\u0633\u062a (\u0639\u0645\u0644\u06a9\u0631\u062f \u0628\u0627\u0644\u0627)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0637\u0631\u0627\u062d\u06cc \u062f\u0648\u06af\u0627\u0646\u0647 \u0622\u0641\u0633\u062a\u060c \u0639\u0645\u0644 \u0628\u0633\u062a\u0646 \u0634\u0628\u06cc\u0647 \u0628\u0627\u062f\u0627\u0645\u06a9 \u0631\u0627 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f. \u062f\u06cc\u0633\u06a9 \u062f\u0631 \u06f1\u06f0 \u062f\u0631\u062c\u0647 \u0627\u0648\u0644 \u0628\u0627\u0632 \u0634\u062f\u0646 \u0627\u0632 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0628\u0644\u0646\u062f \u0645\u06cc\u200c\u0634\u0648\u062f. \u0633\u067e\u0633\u060c \u0641\u0642\u0637 \u062f\u0631 \u06f1\u06f0 \u062f\u0631\u062c\u0647 \u0622\u062e\u0631 \u0628\u0633\u062a\u0647 \u0634\u062f\u0646 \u0628\u0647 \u062a\u0645\u0627\u0633 \u06a9\u0627\u0645\u0644 \u0628\u0627 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0628\u0627\u0632 \u0645\u06cc\u200c\u06af\u0631\u062f\u062f. \u062f\u0631 \u0637\u0648\u0644 \u062d\u0631\u06a9\u062a \u0647\u06cc\u0686 \u062a\u0645\u0627\u0633\u06cc \u0628\u0627 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0631\u062f.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u06cc\u0646 \u0627\u0645\u0631 \u0645\u0646\u062c\u0631 \u0628\u0647 \u06af\u0634\u062a\u0627\u0648\u0631 \u0639\u0645\u0644\u06cc\u0627\u062a\u06cc \u06a9\u0645\u062a\u0631 \u0648 \u0639\u0645\u0631 \u0637\u0648\u0644\u0627\u0646\u06cc\u200c\u062a\u0631 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f \u06a9\u0647 \u0622\u0646 \u0631\u0627 \u0628\u0631\u0627\u06cc \u062e\u0637\u0648\u0637 \u0628\u062e\u0627\u0631\u060c \u0646\u0641\u062a \u0648 \u06af\u0627\u0632 \u0648 \u0622\u0628 \u067e\u0631\u0641\u0634\u0627\u0631 \u0645\u0646\u0627\u0633\u0628 \u0645\u06cc\u200c\u0633\u0627\u0632\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0628\u0631\u0627\u06cc \u062d\u0641\u0638 \u0639\u0645\u0644\u06a9\u0631\u062f \u0622\u0628\u200c\u0628\u0646\u062f\u06cc\u060c \u0631\u0639\u0627\u06cc\u062a \u062c\u0647\u062a \u062c\u0631\u06cc\u0627\u0646 \u062a\u0648\u0635\u06cc\u0647 \u0634\u062f\u0647 \u062a\u0648\u0633\u0637 \u0633\u0627\u0632\u0646\u062f\u0647 \u0628\u0633\u06cc\u0627\u0631 \u0645\u0647\u0645 \u0627\u0633\u062a.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.xintaivalves.com\/fa\/product\/double-eccentric-butterfly-valves\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0634\u06cc\u0631\u0647\u0627\u06cc \u062f\u0648\u06af\u0627\u0646\u0647 \u0622\u0641\u0633\u062a<\/a> \u0645\u0637\u0627\u0628\u0642 \u0628\u0627 API 609 \u062f\u0633\u062a\u0647 A \u0648 ASME \u06a9\u0644\u0627\u0633 \u0641\u0634\u0627\u0631 \u06f1\u06f5\u06f0 \u062a\u0627 \u06f6\u06f0\u06f0 (PN 10 \u062a\u0627 PN 100) \u0647\u0633\u062a\u0646\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Does_a_Triple_Offset_Butterfly_Valve_Work\"><\/span>\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0633\u0647\u200c\u06af\u0627\u0646\u0647 \u0627\u0641\u0633\u062a \u0686\u06af\u0648\u0646\u0647 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0637\u0631\u0627\u062d\u06cc \u0633\u0647\u200c\u06af\u0627\u0646\u0647 \u0622\u0641\u0633\u062a\u060c \u0633\u0648\u0645\u06cc\u0646 \u0622\u0641\u0633\u062a \u0647\u0646\u062f\u0633\u06cc \u0631\u0627 \u0627\u0636\u0627\u0641\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f: \u06cc\u06a9 \u0633\u0637\u062d \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0645\u062e\u0631\u0648\u0637\u06cc \u0631\u0648\u06cc \u062f\u06cc\u0633\u06a9 \u0648 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0633\u0647 \u0622\u0641\u0633\u062a \u0628\u0627 \u0647\u0645 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0622\u0641\u0633\u062a \u06f1:<\/strong> \u0645\u062d\u0648\u0631 \u0633\u0627\u0642\u0647 \u067e\u0634\u062a \u062e\u0637 \u0645\u0631\u06a9\u0632\u06cc \u062f\u06cc\u0633\u06a9<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0622\u0641\u0633\u062a \u06f2:<\/strong> \u0645\u062d\u0648\u0631 \u0633\u0627\u0642\u0647 \u062f\u0648\u0631 \u0627\u0632 \u062e\u0637 \u0645\u0631\u06a9\u0632\u06cc \u062d\u0641\u0631\u0647<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0622\u0641\u0633\u062a \u06f3:<\/strong> \u0645\u062d\u0648\u0631 \u062a\u0645\u0627\u0633 \u062f\u06cc\u0633\u06a9 \u0648 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0645\u062a\u0645\u0627\u06cc\u0644 \u0628\u0647 \u0645\u062e\u0631\u0648\u0637\u06cc \u0628\u0627 \u0632\u0627\u0648\u06cc\u0647 \u0642\u0627\u0626\u0645\u0647 \u2014 \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0628\u062f\u0648\u0646 \u0633\u0627\u06cc\u0634 \u0648 \u0628\u062f\u0648\u0646 \u0627\u0635\u0637\u06a9\u0627\u06a9<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0647\u0646\u062f\u0633\u0647 \u0645\u062e\u0631\u0648\u0637\u06cc \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u0627\u0633\u062a \u06a9\u0647 \u062f\u06cc\u0633\u06a9 \u0648 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0641\u0642\u0637 \u062f\u0631 \u0646\u0642\u0637\u0647 \u067e\u0627\u06cc\u0627\u0646\u06cc \u0628\u0633\u062a\u0647 \u0634\u062f\u0646 \u062a\u0645\u0627\u0633 \u067e\u06cc\u062f\u0627 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f. \u062f\u0631 \u0637\u0648\u0644 \u0642\u0648\u0633 \u062d\u0631\u06a9\u062a\u060c \u0627\u0635\u0637\u06a9\u0627\u06a9 \u0644\u063a\u0632\u0634\u06cc \u0635\u0641\u0631 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f. \u0627\u06cc\u0646 \u0627\u0645\u0631 \u0633\u0627\u06cc\u0634 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0631\u0627 \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0627\u0645\u0644 \u0627\u0632 \u0628\u06cc\u0646 \u0645\u06cc\u200c\u0628\u0631\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062f\u0631 \u062c\u0647\u062a \u062c\u0631\u06cc\u0627\u0646 \u0631\u0648 \u0628\u0647 \u062c\u0644\u0648 (\u062a\u0631\u062c\u06cc\u062d\u06cc)\u060c \u0641\u0634\u0627\u0631 \u062e\u0637 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0646\u06cc\u0631\u0648\u06cc \u062e\u0648\u062f-\u0641\u0639\u0627\u0644\u200c\u06a9\u0646\u0646\u062f\u0647 \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f: \u0641\u0634\u0627\u0631 \u0628\u0627\u0644\u0627\u062a\u0631 \u0646\u06cc\u0631\u0648\u06cc \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0631\u0627 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f \u0648 \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0631\u0627 \u0645\u062d\u06a9\u0645\u200c\u062a\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0646\u0635\u0628 \u0645\u0639\u06a9\u0648\u0633 \u0627\u06cc\u0646 \u0627\u062b\u0631 \u0631\u0627 \u062e\u0646\u062b\u06cc \u06a9\u0631\u062f\u0647 \u0648 \u0646\u06cc\u0631\u0648\u06cc \u062a\u0645\u0627\u0633 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0631\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0641\u0644\u0632 \u0628\u0647 \u0641\u0644\u0632\u060c \u06a9\u0644\u0627\u0633 A (\u0628\u062f\u0648\u0646 \u0646\u0634\u062a\u06cc) EN 12266-1 \u0631\u0627 \u062f\u0633\u062a\u06cc\u0627\u0628\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u062a\u0633\u062a API 598 \u0631\u0627 \u0628\u0631\u0622\u0648\u0631\u062f\u0647 \u0645\u06cc\u200c\u0633\u0627\u0632\u062f. \u0634\u06cc\u0631\u0647\u0627\u06cc \u0633\u0647\u200c\u06af\u0627\u0646\u0647 \u0622\u0641\u0633\u062a \u062f\u0631 \u0645\u0648\u0627\u0631\u062f \u0632\u06cc\u0631 \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u062a\u0648\u0644\u06cc\u062f \u0628\u0631\u0642\u060c,<\/strong> \u0645\u0627\u0646\u0646\u062f \u062e\u0637\u0648\u0637 \u0628\u0627\u06cc\u200c\u067e\u0633 \u062a\u0648\u0631\u0628\u06cc\u0646 \u0628\u062e\u0627\u0631\u060c \u0633\u06cc\u0633\u062a\u0645\u200c\u0647\u0627\u06cc \u062a\u063a\u0630\u06cc\u0647 \u062f\u06cc\u06af \u0628\u062e\u0627\u0631 (\u0628\u0627 \u062f\u0645\u0627\u06cc \u06a9\u0627\u0631\u06cc \u06f5\u06f4\u06f0 \u062f\u0631\u062c\u0647 \u0633\u0627\u0646\u062a\u06cc\u200c\u06af\u0631\u0627\u062f \/ \u06f1\u06f0\u06f0\u06f0 \u062f\u0631\u062c\u0647 \u0641\u0627\u0631\u0646\u0647\u0627\u06cc\u062a)<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u00a0<\/strong><strong>\u067e\u0627\u0644\u0627\u06cc\u0634\u06af\u0627\u0647 \u0648 \u067e\u062a\u0631\u0648\u0634\u06cc\u0645\u06cc <\/strong>\u0628\u0627 \u062c\u062f\u0627\u0633\u0627\u0632\u06cc \u0647\u06cc\u062f\u0631\u0648\u06a9\u0631\u0628\u0646\u060c \u0633\u0631\u0648\u06cc\u0633 \u0645\u0642\u0627\u0648\u0645 \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u0622\u062a\u0634 \u0645\u0637\u0627\u0628\u0642 \u0628\u0627 API 607<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u067e\u0627\u06cc\u0627\u0646\u0647\u200c\u0647\u0627\u06cc LNG<\/strong> \u0628\u0627 \u0633\u0631\u0648\u06cc\u0633 \u0628\u0631\u0648\u062f\u062a\u06cc \u062a\u0627 \u062f\u0645\u0627\u06cc \u06f1\u06f9\u06f6- \u062f\u0631\u062c\u0647 \u0633\u0627\u0646\u062a\u06cc\u200c\u06af\u0631\u0627\u062f<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0628\u062e\u0627\u0631 \u0628\u0627 \u062f\u0645\u0627\u06cc \u0628\u0627\u0644\u0627<\/strong> \u0628\u0627 \u06a9\u0644\u0627\u0633 \u0641\u0634\u0627\u0631 ASME 600 \u062a\u0627 2500<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u067e\u0631\u0633\u06cc\u062f\u060c, <strong>\u0646\u062d\u0648\u0647 \u06a9\u0627\u0631\u06a9\u0631\u062f \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u06a9\u0634\u0648\u06cc\u06cc \u0686\u06af\u0648\u0646\u0647 \u0627\u0633\u062a<\/strong>\u061f \u062f\u0631 \u0648\u0627\u0642\u0639\u06cc\u062a\u060c \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0645\u0627\u0646\u0646\u062f \u0634\u06cc\u0631 \u062f\u0631\u0648\u0627\u0632\u0647\u200c\u0627\u06cc \u201c\u06a9\u0634\u0648\u06cc\u06cc\u201d \u0639\u0645\u0644 \u0646\u0645\u06cc\u200c\u06a9\u0646\u062f. \u062d\u0631\u06a9\u062a \u06a9\u0634\u0648\u06cc\u06cc \u06cc\u0627 \u062c\u0627\u0631\u0648\u06cc\u06cc \u0645\u0634\u062e\u0635\u0647 \u062d\u0631\u06a9\u062a \u0627\u0632 \u062d\u0627\u0644\u062a \u0628\u0627\u0632 \u0628\u0647 \u0628\u0633\u062a\u0647 \u0627\u0633\u062a.&nbsp;<\/p>\n\n\n\n<style>\n  .hero-card {\n    display: flex;\n    flex-wrap: wrap;\n    align-items: center;\n    background: #f7f8fa;\n    border-radius: 16px;\n    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);\n    padding: 24px;\n    max-width: 900px;\n    margin: 40px auto;\n    font-family: Arial, sans-serif;\n    text-decoration: none;\n    color: inherit;\n    font-family: 'Poppins';\n    transition: transform 0.2s ease-in-out;\n  }\n\n  .hero-card:hover {\n    transform: translateY(-2px);\n  }\n\n  .hero-image {\n    width: 220px;\n    height: auto;\n    border-radius: 12px;\n    object-fit: cover;\n    flex-shrink: 0;\n  }\n\n  .hero-content {\n    padding-left: 24px;\n    flex: 1;\n    min-width: 260px;\n  }\n\n  .hero-title {\n    font-size: 1.6rem;\n    font-weight: bold;\n    margin-bottom: 12px;\n    color: #222;\n    font-family: 'Poppins';\n  }\n\n  .hero-description {\n    font-size: 0.95rem;\n    color: #555;\n    margin-bottom: 18px;\n    line-height: 1.6;\n  }\n\n  .hero-link {\n    display: inline-block;\n    padding: 10px 20px;\n    background-color: #D70C19;\n    color: #fff;\n    text-decoration: none;\n    border-radius: 8px;\n    font-weight: bold;\n    transition: background 0.2s ease-in-out;\n  }\n\n  .hero-link:hover {\n    background-color: #b30a15;\n  }\n\n  @media (max-width: 640px) {\n    .hero-card {\n      flex-direction: column;\n      text-align: center;\n    }\n\n    .hero-content {\n      padding-left: 0;\n      padding-top: 20px;\n    }\n\n    .hero-image {\n      width: 100%;\n      max-width: 280px;\n    }\n  }\n<\/style>\n\n<a class=\"hero-card\" href=\"https:\/\/chromewebstore.google.com\/detail\/google-docs-image-downloa\/hianihdegmgmncofmgmelljbighbfjcp\" target=\"_blank\" rel=\"noopener nofollow\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/xintaivalves.com\/wp-content\/uploads\/2022\/02\/%E5%AF%B9%E7%84%8A%E5%BC%8F%E4%B8%89%E5%81%8F%E5%BF%83%E5%A4%9A%E5%B1%82%E6%AC%A1%E7%A1%AC%E5%AF%86%E5%B0%81%E8%9D%B6%E9%98%80.jpg\" alt=\"\u062f\u0631\u06cc\u0686\u0647 \u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647 \u0627\u06cc \u0633\u0647 \u062a\u0627\u06cc\u06cc\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">\u062f\u0631\u06cc\u0686\u0647 \u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647 \u0627\u06cc \u0633\u0647 \u062a\u0627\u06cc\u06cc<\/div>\n    <div class=\"hero-description\">\n      <strong>\u0627\u0646\u062f\u0627\u0632\u0647:<\/strong> \u06f3 \u0627\u06cc\u0646\u0686 \u062a\u0627 \u06f7\u06f2 \u0627\u06cc\u0646\u0686 (DN80~DN1800)<br>\n      <strong>\u0641\u0634\u0627\u0631:<\/strong> CL150 (PN6\uff5ePN25)<br>\n      <strong>\u0646\u0648\u0639 \u0627\u062a\u0635\u0627\u0644:<\/strong> FLG<br>\n      <strong>\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f:<\/strong> ASME B16.34 \/ API-609\n    <\/div>\n    <span class=\"hero-link\">\u0645\u062d\u0635\u0648\u0644\u0627\u062a \u0648 \u0631\u0627\u0647\u06a9\u0627\u0631\u0647\u0627 \u0631\u0627 \u06a9\u0627\u0648\u0634 \u06a9\u0646\u06cc\u062f<\/span>\n  <\/div>\n<\/a>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Industrial_Applications_by_Valve_Type\"><\/span>\u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u0635\u0646\u0639\u062a\u06cc \u0628\u0631 \u0627\u0633\u0627\u0633 \u0646\u0648\u0639 \u0634\u06cc\u0631<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u0635\u0646\u0639\u062a<\/strong><\/td><td><strong>\u0633\u0631\u0648\u06cc\u0633 \u0645\u0639\u0645\u0648\u0644<\/strong><\/td><td><strong>\u0646\u0648\u0639 \u062a\u0648\u0635\u06cc\u0647 \u0634\u062f\u0647<\/strong><\/td><\/tr><tr><td>\u0622\u0628 \u0648 \u0641\u0627\u0636\u0644\u0627\u0628<\/td><td>\u062c\u062f\u0627\u0633\u0627\u0632\u06cc \u062c\u0631\u06cc\u0627\u0646\u060c \u062e\u0637\u0648\u0637 \u0627\u0635\u0644\u06cc DN80\u2013DN2000<\/td><td>\u0647\u0645\u200c\u0645\u0631\u06a9\u0632\u060c AWWA C504<\/td><\/tr><tr><td>\u0646\u0641\u062a \u0648 \u06af\u0627\u0632<\/td><td>\u062e\u0637\u0648\u0637 \u0641\u0631\u0622\u06cc\u0646\u062f\u060c \u062c\u062f\u0627\u0633\u0627\u0632\u06cc \u0636\u062f \u0622\u062a\u0634<\/td><td>\u062f\u0648 \u0622\u0641\u0633\u062a\u060c API 609 Cat. A<\/td><\/tr><tr><td>\u067e\u0627\u0644\u0627\u06cc\u0634\u06af\u0627\u0647 \/ \u067e\u062a\u0631\u0648\u0634\u06cc\u0645\u06cc<\/td><td>\u062c\u062f\u0627\u0633\u0627\u0632\u06cc \u0647\u06cc\u062f\u0631\u0648\u06a9\u0631\u0628\u0646\u060c \u0628\u062e\u0627\u0631 \u0628\u0627 \u062f\u0645\u0627\u06cc \u0628\u0627\u0644\u0627<\/td><td>\u0633\u0647 \u0622\u0641\u0633\u062a\u060c API 609 Cat. B \/ API 607<\/td><\/tr><tr><td>\u062a\u0648\u0644\u06cc\u062f \u0628\u0631\u0642<\/td><td>\u0628\u0627\u06cc\u200c\u067e\u0633 \u062a\u0648\u0631\u0628\u06cc\u0646\u060c \u062a\u063a\u0630\u06cc\u0647 \u062f\u06cc\u06af \u0628\u062e\u0627\u0631 \u062f\u0631 \u062f\u0645\u0627\u06cc &gt;540 \u062f\u0631\u062c\u0647 \u0633\u0627\u0646\u062a\u06cc\u06af\u0631\u0627\u062f<\/td><td>\u0633\u0647 \u0622\u0641\u0633\u062a\u060c ASME Class 600\u20132500<\/td><\/tr><tr><td>\u063a\u0630\u0627 \u0648 \u0646\u0648\u0634\u06cc\u062f\u0646\u06cc<\/td><td>\u0633\u06cc\u0627\u0644\u0627\u062a \u0628\u0647\u062f\u0627\u0634\u062a\u06cc\u060c \u062e\u0637\u0648\u0637 \u0633\u0627\u0632\u06af\u0627\u0631 \u0628\u0627 CIP<\/td><td>\u0647\u0645\u200c\u0645\u0631\u06a9\u0632\u060c \u0628\u062f\u0646\u0647 316 SS\u060c NSF\/ANSI 61<\/td><\/tr><tr><td>\u0645\u0639\u062f\u0646 \/ \u062f\u0648\u063a\u0627\u0628<\/td><td>\u062f\u0648\u063a\u0627\u0628 \u0633\u0627\u06cc\u0646\u062f\u0647\u060c \u062c\u062f\u0627\u0633\u0627\u0632\u06cc \u0628\u0627 \u0686\u0631\u062e\u0647 \u0628\u0627\u0644\u0627<\/td><td>\u0627\u0633\u0644\u0627\u06cc\u062f \u0627\u06a9\u0634\u0646 \u06cc\u0627 \u0627\u0641\u0633\u062a \u062f\u0648\u06af\u0627\u0646\u0647\u060c \u062f\u06cc\u0633\u06a9 \u0644\u0627\u06cc\u0646\u200c\u062f\u0627\u0631<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>\u0646\u062a\u06cc\u062c\u0647<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0628\u0631\u0627\u06cc \u0642\u0637\u0639 \u0633\u0631\u06cc\u0639 \u062f\u0631 \u0627\u06a9\u062b\u0631 \u0633\u06cc\u0633\u062a\u0645\u200c\u0647\u0627\u06cc \u0644\u0648\u0644\u0647\u200c\u06a9\u0634\u06cc \u0635\u0646\u0639\u062a\u06cc \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0634\u06cc\u0631 \u0628\u0627 \u0686\u0631\u062e\u0627\u0646\u062f\u0646 \u06cc\u06a9 \u062f\u06cc\u0633\u06a9 \u0628\u0647 \u0627\u0646\u062f\u0627\u0632\u0647 \u06f9\u06f0 \u062f\u0631\u062c\u0647 \u062f\u0631 \u062f\u0627\u062e\u0644 \u0645\u062c\u0631\u0627\u06cc \u0644\u0648\u0644\u0647\u060c \u062c\u0631\u06cc\u0627\u0646 \u0631\u0627 \u06a9\u0646\u062a\u0631\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06cc\u0646 \u0639\u0645\u0644 \u06cc\u06a9 \u0686\u0647\u0627\u0631\u0645 \u062f\u0648\u0631\u060c \u0628\u0647 \u0648\u06cc\u0698\u0647 \u062f\u0631 \u0634\u0631\u0627\u06cc\u0637 \u0642\u0637\u0639 \u0627\u0636\u0637\u0631\u0627\u0631\u06cc\u060c \u062d\u06cc\u0627\u062a\u06cc \u0627\u0633\u062a.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0633\u0647 \u0637\u0631\u062d \u0627\u0635\u0644\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f: \u0647\u0645\u200c\u0645\u0631\u06a9\u0632\u060c \u0627\u0641\u0633\u062a \u062f\u0648\u06af\u0627\u0646\u0647 \u0648 \u0627\u0641\u0633\u062a \u0633\u0647\u200c\u06af\u0627\u0646\u0647. \u0647\u0631 \u0634\u06cc\u0631 \u06a9\u0644\u0627\u0633\u200c\u0647\u0627\u06cc \u0641\u0634\u0627\u0631\u06cc \u0627\u0632 PN10 \u062a\u0627 PN250 \u0648 \u062f\u0645\u0627\u0647\u0627\u06cc \u0627\u0632 -\u06f1\u06f9\u06f6 \u062f\u0631\u062c\u0647 \u0633\u0627\u0646\u062a\u06cc\u200c\u06af\u0631\u0627\u062f \u062a\u0627 \u06f6\u06f5\u06f0 \u062f\u0631\u062c\u0647 \u0633\u0627\u0646\u062a\u06cc\u200c\u06af\u0631\u0627\u062f \u0631\u0627 \u067e\u0648\u0634\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f. \u062f\u0631\u06a9 \u0627\u06cc\u0646 \u0645\u0648\u0636\u0648\u0639 \u0645\u0647\u0645 \u0627\u0633\u062a <a href=\"https:\/\/www.xintaivalves.com\/fa\/product\/centerline-wafer-type-butterfly-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0627\u062c\u0632\u0627\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/a> \u062a\u0627 \u0628\u0647 \u0634\u0645\u0627 \u062f\u0631 \u0627\u0646\u062a\u062e\u0627\u0628 \u06af\u0632\u06cc\u0646\u0647 \u0645\u0646\u0627\u0633\u0628 \u0628\u0631\u0627\u06cc \u067e\u0631\u0648\u0698\u0647 \u062e\u0648\u062f \u06a9\u0645\u06a9 \u06a9\u0646\u062f.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0634\u0631\u06a9\u062a Xintai Valve \u0634\u06cc\u0631\u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0647\u0645\u200c\u0645\u0631\u06a9\u0632\u060c \u0627\u0641\u0633\u062a \u062f\u0648\u06af\u0627\u0646\u0647 \u0648 \u0627\u0641\u0633\u062a \u0633\u0647\u200c\u06af\u0627\u0646\u0647 \u0631\u0627 \u0645\u0637\u0627\u0628\u0642 \u0628\u0627 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc API 609\u060c EN 593\u060c AWWA C504 \u0648 ISO 5752 \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0628\u0631\u0627\u06cc \u062a\u0639\u06cc\u06cc\u0646 \u0627\u0646\u062f\u0627\u0632\u0647 \u0645\u062e\u0635\u0648\u0635 \u06a9\u0627\u0631\u0628\u0631\u062f\u060c \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u0648\u0627\u062f \u0648 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u06af\u0634\u062a\u0627\u0648\u0631 \u0645\u062d\u0631\u06a9 \u0628\u0627 \u062a\u06cc\u0645 \u0645\u0647\u0646\u062f\u0633\u06cc \u062a\u0645\u0627\u0633 \u0628\u06af\u06cc\u0631\u06cc\u062f.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link has-white-color has-text-color has-background has-link-color has-medium-font-size has-custom-font-size wp-element-button\" href=\"https:\/\/www.xintaivalves.com\/fa\/contact\/\" style=\"background-color:#b30a15\" target=\"_blank\" rel=\"noreferrer noopener\">\u062f\u0631\u06cc\u0627\u0641\u062a \u0642\u06cc\u0645\u062a \u0631\u0627\u06cc\u06af\u0627\u0646<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>In industrial plants and processing facilities, butterfly valves are deployed for their compact footprint and straightforward operation. The operation is simple. The valve manages fluid flow by rotating a circular disc within the pipe bore. So, how does a butterfly valve work in a real-world application?&nbsp; When an operator turns the stem 90 degrees, the [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":15224,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-15187","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-butterfly-valve"],"_links":{"self":[{"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/posts\/15187","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/comments?post=15187"}],"version-history":[{"count":4,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/posts\/15187\/revisions"}],"predecessor-version":[{"id":15194,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/posts\/15187\/revisions\/15194"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/media\/15224"}],"wp:attachment":[{"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/media?parent=15187"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/categories?post=15187"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fa\/wp-json\/wp\/v2\/tags?post=15187"}],"curies":[{"name":"\u0648\u0631\u062f\u067e\u0631\u0633","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}