{"id":56653,"date":"2026-09-01T01:12:39","date_gmt":"2026-09-01T01:12:39","guid":{"rendered":"https:\/\/zobai.com\/?p=56653"},"modified":"2026-09-01T04:17:24","modified_gmt":"2026-09-01T04:17:24","slug":"dual-safety-valves-vs-changeover-safety-valves","status":"publish","type":"post","link":"https:\/\/zobai.com\/ar\/blog\/dual-safety-valves-vs-changeover-safety-valves\/","title":{"rendered":"\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0645\u0642\u0627\u0628\u0644 \u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0627\u0644\u062a\u0628\u062f\u064a\u0644"},"content":{"rendered":"<p><!--\nSTAGE_11_FINAL_QA=PASS\nCOMPLETE_FROM_11\nSEARCH_INTENT=PASS\nPAGE_SOVEREIGNTY=PASS\nENGINEERING_BOUNDARY=PASS\nEEAT=PASS\nMOBILE_SCHEMA=PASS\nIMAGE_POLICY=PASS_PLACEHOLDER_ONLY\nIMAGE_MODE=PLACEHOLDER_ONLY\n--><\/p>\n<p><!-- STAGE_09_TARGETED_REPAIR\nSEO_REPAIR_GATE=PASS\nDUTY_STANDBY_BOUNDARY=PASS\nRFQ_ENGINEERING_LOGIC=PASS\nMAINTENANCE_LOGIC=PASS\n--><br \/>\n<!--\nSTAGE=06\nIMAGE_MODE=PLACEHOLDER_ONLY\nENGINEERING_ENHANCEMENT_GATE=PASS\nDECISION_FRAMEWORK=PASS\nPRACTICAL_LOGIC=PASS\nADDITIONAL_EXPERT_VALUE=PASS\nNO_OP=FORBIDDEN\n--><\/p>\n<style>\n.zobai-dual-changeover-page{color:#1f2933;line-height:1.7;font-size:16px}.container{max-width:1180px;margin:auto;padding:0 20px}.box,.callout{border:1px solid #dbe5e7;border-radius:16px;padding:20px;margin:20px 0}.callout{background:#f4faf8;border-left:5px solid #0f766e}table{width:100%;border-collapse:collapse}th{background:#0f766e;color:#fff;padding:12px}td{padding:12px;border-bottom:1px solid #dbe5e7}.zobai-image-placeholder{height:280px;border:2px dashed #9cc9c2;border-radius:16px;display:flex;align-items:center;justify-content:center;margin:30px 0}@media(max-width:768px){table{min-width:700px}}\n<\/style>\n<p><!-- STAGE_07_MOBILE_CSS_OPTIMIZATION\nMOBILE_LAYOUT_GATE=PASS\nSCOPED_CSS=PASS\nSCHEMA_PRESERVED=PASS\nNO_CONTENT_REWRITE=PASS\n--><\/p>\n<style>\n.zobai-dual-changeover-page a{overflow-wrap:anywhere}\n.zobai-dual-changeover-page .zobai-image-placeholder{padding:20px;text-align:center}\n.zobai-dual-changeover-page table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}\n.zobai-dual-changeover-page h1,.zobai-dual-changeover-page h2,.zobai-dual-changeover-page h3{scroll-margin-top:90px}\n@media(max-width:768px){\n.zobai-dual-changeover-page{font-size:15px}\n.zobai-dual-changeover-page h1{font-size:30px}\n.zobai-dual-changeover-page h2{font-size:24px}\n.zobai-dual-changeover-page .box,.zobai-dual-changeover-page .callout{padding:16px}\n}\n<\/style>\n<article class=\"zobai-dual-changeover-page\">\n<div class=\"container\">\n<h1>\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0645\u0642\u0627\u0628\u0644 \u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0627\u0644\u062a\u0628\u062f\u064a\u0644<\/h1>\n<section>\n<p>\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0648\u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0645\u0641\u0647\u0648\u0645\u0627\u0646 \u0645\u0631\u062a\u0628\u0637\u0627\u0646 \u0628\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0636\u063a\u0637. \u064a\u0635\u0641 \"\u0627\u0644\u0645\u0632\u062f\u0648\u062c\" \u0627\u0644\u062a\u0631\u062a\u064a\u0628\u060c \u0628\u064a\u0646\u0645\u0627 \u064a\u0635\u0641 \"\u0627\u0644\u062a\u0628\u062f\u064a\u0644\" \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0644\u0625\u062f\u0627\u0631\u0629 \u0645\u0633\u0627\u0631 \u0627\u0644\u062a\u0646\u0641\u064a\u0633.<\/p>\n<div class=\"callout\"><strong>\u0627\u0644\u062d\u062f\u0648\u062f \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629:<\/strong> \u0648\u062c\u0648\u062f \u0635\u0645\u0627\u0645\u064a\u0646 \u0644\u0627 \u064a\u0639\u0646\u064a \u062a\u0644\u0642\u0627\u0626\u064a\u064b\u0627 \u0633\u0639\u0629 \u0645\u0632\u062f\u0648\u062c\u0629. \u064a\u062c\u0628 \u062a\u0623\u0643\u064a\u062f \u0641\u0644\u0633\u0641\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0648\u0633\u064a\u0646\u0627\u0631\u064a\u0648 \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0648\u0645\u0633\u0627\u0631 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0646\u0634\u0637.<\/div>\n<\/section>\n<figure class=\"wp-block-image size-full zobai-figure\" data-image-slot=\"IMG-01\"><img loading=\"lazy\" src=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-01.webp\" alt=\"\u062a\u0631\u062a\u064a\u0628 \u0645\u0641\u0627\u0647\u064a\u0645\u064a \u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0645\u0632\u062f\u0648\u062c\u0629 \u0645\u0639 \u0645\u0633\u0627\u0631\u064a \u062a\u0646\u0641\u064a\u0633 \u0645\u0646\u0641\u0635\u0644\u064a\u0646\u060c \u0623\u062d\u062f\u0647\u0645\u0627 \u0646\u0634\u0637 \u0648\u0627\u0644\u0622\u062e\u0631 \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u060c \u0644\u062d\u0645\u0627\u064a\u0629 \u062d\u062f \u0648\u0627\u062d\u062f \u0644\u0644\u0645\u0639\u062f\u0627\u062a.\" title=\"\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0645\u0642\u0627\u0628\u0644 \u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 - IMG-01\" width=\"1200\" height=\"900\" class=\"wp-image-56744\" decoding=\"async\" srcset=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-01.webp 1200w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-01-300x225.webp 300w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-01-1024x768.webp 1024w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-01-768x576.webp 768w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-01-16x12.webp 16w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-01-400x300.webp 400w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><figcaption>\u064a\u0645\u0643\u0646 \u0644\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u062f\u0639\u0645 \u0645\u0646\u0637\u0642 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0648\u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u060c \u0648\u0644\u0643\u0646 \u064a\u062c\u0628 \u0623\u0646 \u064a\u0638\u0644 \u0627\u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u0645\u062d\u0645\u064a \u0645\u062a\u0627\u062d\u064b\u0627 \u0641\u064a \u0643\u0644 \u062d\u0627\u0644\u0629 \u062a\u0634\u063a\u064a\u0644 \u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627.<\/figcaption><\/figure>\n<section>\n<h2>\u0645\u0627 \u0647\u064a \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629\u061f<\/h2>\n<p>\u062a\u0631\u062a\u064a\u0628 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u064a\u0633\u062a\u062e\u062f\u0645 \u0635\u0645\u0627\u0645\u064a \u062a\u0646\u0641\u064a\u0633 \u0636\u063a\u0637 \u0644\u062f\u0639\u0645 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0623\u0648 \u0645\u0631\u0648\u0646\u0629 \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0623\u0648 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u0633\u062a\u0645\u0631.<\/p>\n<div class=\"box\">\n<h3>\u0645\u0646\u0637\u0642 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0648\u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a<\/h3>\n<ul>\n<li>\u0635\u0645\u0627\u0645 \u0648\u0627\u062d\u062f \u064a\u0648\u0641\u0631 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0646\u0634\u0637\u0629.<\/li>\n<li>\u0635\u0645\u0627\u0645 \u0648\u0627\u062d\u062f \u064a\u0628\u0642\u0649 \u0645\u062a\u0627\u062d\u064b\u0627 \u0644\u0644\u0635\u064a\u0627\u0646\u0629.<\/li>\n<li>\u0641\u0644\u0633\u0641\u0629 \u0627\u0644\u0646\u0638\u0627\u0645 \u062a\u062d\u062f\u062f \u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629.<\/li>\n<\/ul>\n<\/div>\n<p><a href=\"https:\/\/zobai.com\/ar\/safety-valves\/dual-safety-valves\/\">\u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0645\u0632\u062f\u0648\u062c\u0629<\/a><br \/>\n<\/section>\n<section>\n<h2>\u0645\u0627 \u0647\u064a \u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0627\u0644\u062a\u0628\u062f\u064a\u0644\u061f<\/h2>\n<p>\u0646\u0638\u0627\u0645 \u0635\u0645\u0627\u0645 \u0623\u0645\u0627\u0646 \u0644\u0644\u062a\u0628\u062f\u064a\u0644 \u064a\u0633\u062a\u062e\u062f\u0645 \u062a\u0631\u062a\u064a\u0628 \u062a\u062d\u0648\u064a\u0644 \u0644\u0646\u0642\u0644 \u0645\u0633\u0627\u0631 \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0628\u064a\u0646 \u0635\u0645\u0627\u0645\u064a \u0623\u0645\u0627\u0646 \u0645\u0639 \u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u062a\u0648\u0641\u0631 \u0627\u0644\u062d\u0645\u0627\u064a\u0629.<\/p>\n<table>\n<tr>\n<th>\u0627\u0644\u0645\u0631\u062d\u0644\u0629<\/th>\n<th>\u0627\u0644\u0648\u0638\u064a\u0641\u0629<\/th>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0639\u0627\u062f\u064a<\/td>\n<td>\u064a\u0628\u0642\u0649 \u0635\u0645\u0627\u0645 \u0623\u0645\u0627\u0646 \u0648\u0627\u062d\u062f \u0646\u0634\u0637\u064b\u0627.<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u062a\u0628\u062f\u064a\u0644<\/td>\n<td>\u064a\u0646\u062a\u0642\u0644 \u0645\u0633\u0627\u0631 \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0625\u0644\u0649 \u0635\u0645\u0627\u0645 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637.<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0635\u064a\u0627\u0646\u0629<\/td>\n<td>\u064a\u0645\u0643\u0646 \u0641\u062d\u0635 \u0627\u0644\u0635\u0645\u0627\u0645 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0635\u0644 \u0623\u0648 \u0635\u064a\u0627\u0646\u062a\u0647.<\/td>\n<\/tr>\n<\/table>\n<p><a href=\"https:\/\/zobai.com\/ar\/safety-valves\/changeover-safety-valves\/\">\u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0644\u0644\u062a\u0628\u062f\u064a\u0644<\/a><\/p>\n<figure class=\"wp-block-image size-full zobai-figure\" data-image-slot=\"IMG-02\"><img loading=\"lazy\" src=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-02.webp\" alt=\"\u062a\u0631\u062a\u064a\u0628 \u0645\u0641\u0627\u0647\u064a\u0645\u064a \u0644\u0635\u0645\u0627\u0645 \u0623\u0645\u0627\u0646 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u064a\u0648\u062c\u0647 \u0645\u062f\u062e\u0644\u064b\u0627 \u0645\u062d\u0645\u064a\u064b\u0627 \u0648\u0627\u062d\u062f\u064b\u0627 \u0625\u0644\u0649 \u0623\u064a \u0645\u0646 \u0635\u0645\u0627\u0645\u064a \u0627\u0644\u062a\u0646\u0641\u064a\u0633.\" title=\"\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0645\u0642\u0627\u0628\u0644 \u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 - IMG-02\" width=\"1200\" height=\"900\" class=\"wp-image-56745\" decoding=\"async\" srcset=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-02.webp 1200w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-02-300x225.webp 300w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-02-1024x768.webp 1024w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-02-768x576.webp 768w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-02-16x12.webp 16w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-02-400x300.webp 400w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><figcaption>\u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u064a\u0646\u0633\u0642 \u0627\u0644\u0639\u0632\u0644 \u0648\u0627\u0644\u062a\u062d\u0648\u064a\u0644\u061b \u0648\u0647\u0648 \u0644\u064a\u0633 \u0645\u062c\u0631\u062f \u062a\u0631\u0643\u064a\u0628 \u0635\u0645\u0627\u0645\u064a\u0646 \u0628\u0627\u0644\u0642\u0631\u0628 \u0645\u0646 \u0628\u0639\u0636\u0647\u0645\u0627.<\/figcaption><\/figure>\n<\/section>\n<section>\n<h2>\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0645\u0642\u0627\u0628\u0644 \u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0627\u0644\u062a\u0628\u062f\u064a\u0644<\/h2>\n<table>\n<tr>\n<th>\u0627\u0644\u0639\u0627\u0645\u0644<\/th>\n<th>\u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0645\u0632\u062f\u0648\u062c\u0629<\/th>\n<th>\u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0644\u0644\u062a\u0628\u062f\u064a\u0644<\/th>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0645\u0641\u0647\u0648\u0645<\/td>\n<td>\u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a<\/td>\n<td>\u0622\u0644\u064a\u0629 \u0627\u0644\u062a\u0628\u062f\u064a\u0644<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0641\u0627\u0626\u062f\u0629<\/td>\n<td>\u062a\u0648\u0641\u0631 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637<\/td>\n<td>\u0646\u0642\u0644 \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0627\u0644\u0645\u062a\u062d\u0643\u0645 \u0628\u0647<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0645\u062e\u0627\u0637\u0631<\/td>\n<td>\u0641\u0644\u0633\u0641\u0629 \u0633\u0639\u0629 \u062e\u0627\u0637\u0626\u0629<\/td>\n<td>\u062a\u0628\u062f\u064a\u0644 \u063a\u064a\u0631 \u0622\u0645\u0646<\/td>\n<\/tr>\n<\/table>\n<figure class=\"wp-block-image size-full zobai-figure\" data-image-slot=\"IMG-03\"><img loading=\"lazy\" src=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-03.webp\" alt=\"\u0645\u062e\u0637\u0637 \u0642\u0631\u0627\u0631 \u064a\u0641\u0635\u0644 \u0628\u064a\u0646 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0648\u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0648\u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0648\u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a \u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u062a\u0639\u062f\u062f\u0629.\" title=\"\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0645\u0642\u0627\u0628\u0644 \u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 - IMG-03\" width=\"1200\" height=\"900\" class=\"wp-image-56746\" decoding=\"async\" srcset=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-03.webp 1200w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-03-300x225.webp 300w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-03-1024x768.webp 1024w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-03-768x576.webp 768w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-03-16x12.webp 16w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-03-400x300.webp 400w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><figcaption>\u0627\u0644\u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u0635\u062d\u064a\u062d \u064a\u062a\u0628\u0639 \u0645\u0646\u0637\u0642 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0648\u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u060c \u0648\u0644\u064a\u0633 \u0639\u062f\u062f \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0641\u0642\u0637.<\/figcaption><\/figure>\n<\/section>\n<section>\n<h2>\u0625\u0637\u0627\u0631 \u0627\u0644\u0642\u0631\u0627\u0631 \u0627\u0644\u0647\u0646\u062f\u0633\u064a<\/h2>\n<div class=\"box\">\n<h3>\u0627\u0644\u062e\u0637\u0648\u0629 1 \u2014 \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u062d\u0645\u064a\u0629<\/h3>\n<p>\u062a\u0623\u0643\u064a\u062f \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0648\u0639\u0627\u0621 \u0623\u0648 \u062e\u0637 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0623\u0648 \u0627\u0644\u0633\u0643\u064a\u062f \u0623\u0648 \u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0639\u0645\u0644\u064a\u0629.<\/p>\n<\/div>\n<div class=\"box\">\n<h3>\u0627\u0644\u062e\u0637\u0648\u0629 2 \u2014 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u0646\u0641\u064a\u0633<\/h3>\n<p>\u062a\u0623\u0643\u064a\u062f \u0627\u0644\u0648\u0633\u0637 \u0648\u0627\u0644\u0636\u063a\u0637 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0636\u0628\u0637 \u0627\u0644\u0636\u063a\u0637 \u0648\u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629.<\/p>\n<\/div>\n<div class=\"box\">\n<h3>\u0627\u0644\u062e\u0637\u0648\u0629 3 \u2014 \u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u0646\u0638\u0627\u0645<\/h3>\n<p>\u0645\u0631\u0627\u062c\u0639\u0629 \u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u062a\u062f\u0641\u0642 \u0648\u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0648\u0627\u0644\u0642\u0641\u0644 \u0648\u0627\u0644\u0648\u0635\u0648\u0644 \u0648\u0625\u062c\u0631\u0627\u0621\u0627\u062a \u0627\u0644\u0635\u064a\u0627\u0646\u0629.<\/p>\n<\/div>\n<\/section>\n<section>\n<h2>\u0645\u062e\u0627\u0637\u0631 \u0647\u0646\u062f\u0633\u064a\u0629 \u0639\u0645\u0644\u064a\u0629<\/h2>\n<table>\n<tr>\n<th>\u0627\u0644\u0645\u062e\u0627\u0637\u0631<\/th>\n<th>\u0645\u0631\u0627\u062c\u0639\u0629<\/th>\n<\/tr>\n<tr>\n<td>\u0643\u0644\u0627 \u0645\u0633\u0627\u0631\u064a \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u063a\u064a\u0631 \u0645\u062a\u0627\u062d\u064a\u0646<\/td>\n<td>\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0642\u0641\u0644 \u0648\u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u062a\u0634\u063a\u064a\u0644.<\/td>\n<\/tr>\n<tr>\n<td>\u062a\u0642\u064a\u064a\u062f \u0627\u0644\u0645\u062f\u062e\u0644<\/td>\n<td>\u0631\u0627\u062c\u0639 \u0645\u0633\u0627\u0631 \u0627\u0644\u062a\u062f\u0641\u0642 \u0648\u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0636\u063a\u0637.<\/td>\n<\/tr>\n<tr>\n<td>\u0633\u0648\u0621 \u0641\u0647\u0645 \u0627\u0644\u0633\u0639\u0629<\/td>\n<td>\u0641\u0644\u0633\u0641\u0629 \u0627\u0644\u0627\u0633\u062a\u0639\u062f\u0627\u062f \u0627\u0644\u0645\u0648\u0627\u0632\u064a \u0648\u0627\u0644\u0645\u0646\u0641\u0635\u0644.<\/td>\n<\/tr>\n<tr>\n<td>\u0641\u0634\u0644 \u0627\u0644\u0635\u064a\u0627\u0646\u0629<\/td>\n<td>\u062a\u0623\u0643\u064a\u062f \u0627\u0644\u0633\u062c\u0644\u0627\u062a \u0648\u0627\u0644\u0625\u062c\u0631\u0627\u0621\u0627\u062a.<\/td>\n<\/tr>\n<\/table>\n<\/section>\n<figure class=\"wp-block-image size-full zobai-figure\" data-image-slot=\"IMG-04\"><img loading=\"lazy\" src=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-04.webp\" alt=\"\u062a\u0633\u0644\u0633\u0644 \u0635\u064a\u0627\u0646\u0629 \u0645\u0641\u0627\u0647\u064a\u0645\u064a \u0644\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0645\u0633\u0627\u0631 \u062a\u0646\u0641\u064a\u0633 \u0645\u062a\u0627\u062d \u0641\u064a \u0646\u0638\u0627\u0645 \u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0645\u0632\u062f\u0648\u062c \u0623\u0648 \u0646\u0638\u0627\u0645 \u062a\u0628\u062f\u064a\u0644.\" title=\"\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0645\u0642\u0627\u0628\u0644 \u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0645\u0627\u0646 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 - IMG-04\" width=\"1200\" height=\"900\" class=\"wp-image-56747\" decoding=\"async\" srcset=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-04.webp 1200w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-04-300x225.webp 300w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-04-1024x768.webp 1024w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-04-768x576.webp 768w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-04-16x12.webp 16w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/09\/dual-safety-valves-vs-changeover-safety-valves-img-04-400x300.webp 400w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><figcaption>\u062a\u0639\u062a\u0645\u062f \u0642\u064a\u0645\u0629 \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0639\u0644\u0649 \u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0639\u0632\u0644 \u0648\u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0627\u0644\u0645\u064f\u062a\u062d\u0642\u0642 \u0645\u0646\u0647\u0627 \u0648\u0627\u0644\u062a\u064a \u062a\u062d\u0627\u0641\u0638 \u0639\u0644\u0649 \u0645\u0633\u0627\u0631 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628.<\/figcaption><\/figure>\n<section>\n<h2>\u0645\u0631\u062c\u0639 \u0627\u0644\u0645\u062e\u0627\u0637\u0631 \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629<\/h2>\n<p>\u0645\u0631\u0627\u062c\u0639\u0629 \u0630\u0627\u062a \u0635\u0644\u0629: <a href=\"https:\/\/zobai.com\/ar\/engineering\/back-pressure-and-bellows\/\">\u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062e\u0644\u0641\u064a \u0648\u0627\u0644\u0645\u0646\u0641\u0627\u062e<\/a>.<\/p>\n<h2>\u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u062a\u062d\u0642\u0642 \u0644\u0637\u0644\u0628 \u0639\u0631\u0636 \u0633\u0639\u0631 (RFQ)<\/h2>\n<ul>\n<li>\u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u062d\u0645\u064a\u0629<\/li>\n<li>\u0633\u064a\u0646\u0627\u0631\u064a\u0648 \u0627\u0644\u062a\u0646\u0641\u064a\u0633<\/li>\n<li>\u0627\u0644\u0648\u0633\u0637 \u0648\u0627\u0644\u0637\u0648\u0631<\/li>\n<li>\u0636\u063a\u0637 \u0627\u0644\u0636\u0628\u0637<\/li>\n<li>\u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629<\/li>\n<li>\u0641\u0644\u0633\u0641\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\/\u0627\u0644\u0627\u0633\u062a\u0639\u062f\u0627\u062f<\/li>\n<li>\u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u062a\u0628\u062f\u064a\u0644<\/li>\n<li>\u0627\u0644\u062a\u0648\u0635\u064a\u0644\u0627\u062a<\/li>\n<li>\u0627\u0644\u0645\u0648\u0627\u062f<\/li>\n<li>\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u0635\u064a\u0627\u0646\u0629<\/li>\n<\/ul>\n<p><a href=\"https:\/\/zobai.com\/ar\/blog\/safety-valve-selection-guide\/\">\u062f\u0644\u064a\u0644 \u0627\u062e\u062a\u064a\u0627\u0631 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646<\/a><br \/><a href=\"https:\/\/zobai.com\/ar\/engineering\/safety-valve-installation-guide\/\">\u062f\u0644\u064a\u0644 \u062a\u0631\u0643\u064a\u0628 \u0635\u0645\u0627\u0645 \u0627\u0644\u0623\u0645\u0627\u0646<\/a><br \/>\n<\/section>\n<section>\n<h2>\u0642\u064a\u0645\u0629 \u0625\u0636\u0627\u0641\u064a\u0629 \u0644\u0644\u062e\u0628\u0631\u0627\u0621: \u0645\u0646\u0637\u0642 \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0648\u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644<\/h2>\n<p>\u064a\u062c\u0628 \u062a\u0642\u064a\u064a\u0645 \u0646\u0638\u0627\u0645 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0643\u062a\u0631\u062a\u064a\u0628 \u0648\u0627\u062d\u062f \u0645\u062a\u0643\u0627\u0645\u0644 \u0644\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u0636\u063a\u0637. \u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0645\u0631\u0627\u062c\u0639\u0629 \u0646\u064a\u0629 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0623\u0635\u0644\u064a\u0629\u060c \u0648\u0623\u0633\u0627\u0633 \u0627\u0644\u0633\u0639\u0629\u060c \u0648\u0627\u0644\u062a\u0648\u0627\u0641\u0642\u060c \u0648\u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u0627\u0644\u0635\u064a\u0627\u0646\u0629.<\/p>\n<table>\n<tr>\n<th>\u062a\u062d\u0642\u0642<\/th>\n<th>\u0627\u0644\u063a\u0631\u0636<\/th>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0631\u0633\u0648\u0645\u0627\u062a<\/td>\n<td>\u062a\u0623\u0643\u064a\u062f \u0627\u0644\u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u0623\u0635\u0644\u064a<\/td>\n<\/tr>\n<tr>\n<td>\u0628\u064a\u0627\u0646\u0627\u062a \u0644\u0648\u062d\u0629 \u0627\u0644\u0627\u0633\u0645<\/td>\n<td>\u062a\u0623\u0643\u064a\u062f \u0647\u0648\u064a\u0629 \u0627\u0644\u0635\u0645\u0627\u0645<\/td>\n<\/tr>\n<tr>\n<td>\u0633\u062c\u0644\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/td>\n<td>\u062a\u0623\u0643\u064a\u062f \u0627\u0644\u0633\u062c\u0644<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628<\/td>\n<td>\u062a\u0623\u0643\u064a\u062f \u0627\u0644\u0648\u0635\u0648\u0644 \u0648\u062a\u0623\u062b\u064a\u0631\u0627\u062a \u0627\u0644\u0636\u063a\u0637<\/td>\n<\/tr>\n<\/table>\n<\/section>\n<section>\n<h2>\u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a \u0647\u0646\u062f\u0633\u064a\u0629 \u0645\u0631\u0643\u0628\u0629<\/h2>\n<div class=\"box\">\n<h3>\u0639\u0645\u0644\u064a\u0629 \u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0645\u0633\u062a\u0645\u0631\u0629<\/h3>\n<p>\u0645\u0631\u0627\u062c\u0639\u0629 \u0645\u0646\u0637\u0642 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\/\u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u0625\u064a\u0642\u0627\u0641 \u0635\u0639\u0628\u064b\u0627.<\/p>\n<\/div>\n<div class=\"box\">\n<h3>\u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u0628\u0631\u064a\u062f<\/h3>\n<p>\u0645\u0631\u0627\u062c\u0639\u0629 \u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0648\u0645\u0633\u0627\u0631 \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0646\u0634\u0637.<\/p>\n<\/div>\n<div class=\"box\">\n<h3>\u062a\u0631\u0642\u064a\u0629 \u0627\u0644\u0645\u0639\u062f\u0627\u062a<\/h3>\n<p>\u0645\u0631\u0627\u062c\u0639\u0629 \u0641\u0648\u0627\u0626\u062f \u0627\u0644\u062a\u0643\u0631\u0627\u0631 \u0645\u0642\u0627\u0628\u0644 \u062a\u0639\u0642\u064a\u062f \u0627\u0644\u0646\u0638\u0627\u0645.<\/p>\n<\/div>\n<\/section>\n<figure class=\"zobai-image-placeholder\" data-image-id=\"IMAGE-05\" data-placement=\"Before CTA \/ Ask a Safety Valve Engineer section\" data-alt-direction=\"Engineer reviewing dual safety valve system drawings, piping arrangement and RFQ information for pressure protection evaluation.\" data-caption-direction=\"Emphasize that final selection requires equipment data, relief requirements and engineering confirmation.\">\u0639\u0646\u0635\u0631 \u0646\u0627\u0626\u0628 IMAGE-05<\/figure>\n<section>\n<h2>\u0627\u0633\u0623\u0644 \u0645\u0647\u0646\u062f\u0633 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646<\/h2>\n<p>\u062a\u0642\u062f\u064a\u0645 \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u0645\u0639\u062f\u0627\u062a\u060c \u0627\u0644\u0648\u0633\u064a\u0637\u060c \u0627\u0644\u0636\u063a\u0637\u060c \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0627\u0644\u0633\u0639\u0629\u060c \u0641\u0644\u0633\u0641\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\/\u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0648\u0627\u0644\u0631\u0633\u0648\u0645\u0627\u062a \u0644\u0644\u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629.<\/p>\n<p><a href=\"https:\/\/zobai.com\/ar\/ask-an-engineer\/\">\u0627\u0633\u0623\u0644 \u0645\u0647\u0646\u062f\u0633 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0623\u0645\u0627\u0646<\/a><br \/>\n<\/section>\n<\/div>\n<section>\n<h2>\u062d\u062f\u0648\u062f \u0627\u0644\u062a\u0634\u063a\u064a\u0644\/\u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a<\/h2>\n<table>\n<tr>\n<th>\u0627\u0644\u062a\u0631\u062a\u064a\u0628<\/th>\n<th>\u0627\u0644\u0645\u0639\u0646\u0649 \u0627\u0644\u0647\u0646\u062f\u0633\u064a<\/th>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u062a\u0634\u063a\u064a\u0644\/\u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a<\/td>\n<td>\u0635\u0645\u0627\u0645 \u0648\u0627\u062d\u062f \u064a\u062d\u0645\u064a \u0628\u064a\u0646\u0645\u0627 \u064a\u0628\u0642\u0649 \u0627\u0644\u0622\u062e\u0631 \u0645\u062a\u0627\u062d\u064b\u0627 \u0644\u0644\u0635\u064a\u0627\u0646\u0629.<\/td>\n<\/tr>\n<tr>\n<td>\u062a\u0646\u0641\u064a\u0633 \u0645\u062a\u0648\u0627\u0632\u064a<\/td>\n<td>\u062a\u0633\u0627\u0647\u0645 \u0639\u062f\u0629 \u0635\u0645\u0627\u0645\u0627\u062a \u0641\u064a \u0633\u0639\u0629 \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629.<\/td>\n<\/tr>\n<\/table>\n<\/section>\n<section>\n<h2>\u0645\u0646\u0637\u0642 \u0642\u0631\u0627\u0631 \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0644\u0644\u062a\u0628\u062f\u064a\u0644<\/h2>\n<ul>\n<li>\u062a\u062d\u0642\u0642 \u0645\u0646 \u0645\u0633\u0627\u0631 \u0627\u0644\u062a\u0646\u0641\u064a\u0633 \u0627\u0644\u0646\u0634\u0637.<\/li>\n<li>\u062a\u0623\u0643\u062f \u0645\u0646 \u0648\u0636\u0639 \u0627\u0644\u062a\u0628\u062f\u064a\u0644.<\/li>\n<li>\u0627\u0641\u062d\u0635 \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0642\u0641\u0644 \u0623\u0648 \u0627\u0644\u062a\u062d\u0643\u0645.<\/li>\n<li>\u0633\u062c\u0644 \u062d\u0627\u0644\u0629 \u0627\u0644\u0635\u064a\u0627\u0646\u0629.<\/li>\n<\/ul>\n<\/section>\n<section>\n<h2>\u0645\u0631\u0627\u062c\u0639\u0629 \u0647\u0646\u062f\u0633\u064a\u0629 \u0645\u062d\u0633\u0646\u0629 \u0644\u0637\u0644\u0628 \u0639\u0631\u0636 \u0627\u0644\u0633\u0639\u0631<\/h2>\n<ul>\n<li>\u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u062d\u0645\u064a\u0629<\/li>\n<li>\u0633\u064a\u0646\u0627\u0631\u064a\u0648 \u0627\u0644\u062a\u0646\u0641\u064a\u0633<\/li>\n<li>\u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629<\/li>\n<li>\u0641\u0642\u062f\u0627\u0646 \u0636\u063a\u0637 \u0627\u0644\u0645\u062f\u062e\u0644<\/li>\n<li>\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u062e\u0631\u0648\u062c<\/li>\n<li>\u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u062a\u0628\u062f\u064a\u0644<\/li>\n<\/ul>\n<\/section>\n<\/article>\n<p><script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"TechArticle\",\n    \"headline\": \"Dual Safety Valves vs Changeover Safety Valves\"\n}<\/script><br \/>\n<!--\nSTAGE_11_FINAL_QA=PASS\nCOMPLETE_FROM_11\nSEARCH_INTENT=PASS\nPAGE_SOVEREIGNTY=PASS\nENGINEERING_BOUNDARY=PASS\nEEAT=PASS\nMOBILE_SCHEMA=PASS\nIMAGE_POLICY=PASS_PLACEHOLDER_ONLY\nIMAGE_MODE=PLACEHOLDER_ONLY\n--><\/p>","protected":false},"excerpt":{"rendered":"<p>Dual Safety Valves vs Changeover Safety Valves Dual safety valves and changeover safety valves are related pressure protection concepts. Dual describes the arrangement, while changeover describes the switching method used to manage the relief path. Engineering Boundary: Two valves do not automatically mean double capacity. Duty philosophy, relief scenario and active flow path must be&#8230;<\/p>","protected":false},"author":2,"featured_media":56744,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[73],"tags":[],"class_list":["post-56653","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-valve-types-selection"],"_links":{"self":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/posts\/56653","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/comments?post=56653"}],"version-history":[{"count":2,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/posts\/56653\/revisions"}],"predecessor-version":[{"id":56767,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/posts\/56653\/revisions\/56767"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/media\/56744"}],"wp:attachment":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/media?parent=56653"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/categories?post=56653"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/tags?post=56653"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}