\u062f\u0631\u06a9 \u0646\u062d\u0648\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f \u0648\u0627\u0634\u0631\u0647\u0627 \u062f\u0631 \u0646\u0635\u0628 \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc<\/strong><\/h2>\n\n\n\n![\"\u0637\u0631\u062d\u200c\u0647\u0627\u06cc](\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/seat-designs-of-butterfly-valve.webp\")
<\/figure>\n\n\n\n\u06cc\u06a9 \u0648\u0627\u0634\u0631\u060c \u0641\u0636\u0627\u06cc \u0628\u06cc\u0646 \u0628\u062f\u0646\u0647 \u0634\u06cc\u0631 \u0648 \u0641\u0644\u0646\u062c \u062e\u0637 \u0644\u0648\u0644\u0647 \u0631\u0627 \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f. \u062f\u0631 \u0634\u06cc\u0631\u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc\u060c \u0627\u06cc\u0646 \u0627\u0645\u0631 \u067e\u06cc\u0686\u06cc\u062f\u0647\u200c\u062a\u0631 \u0645\u06cc\u200c\u0634\u0648\u062f \u0632\u06cc\u0631\u0627 \u062f\u06cc\u0633\u06a9 \u0646\u0632\u062f\u06cc\u06a9 \u0628\u0647 \u0633\u0637\u062d \u0648\u0627\u0634\u0631 \u0642\u0631\u0627\u0631 \u0645\u06cc\u200c\u06af\u06cc\u0631\u062f. \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u0645\u0647\u0646\u062f\u0633\u0627\u0646 \u0641\u0631\u0636 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u06a9\u0647 \u0647\u0645\u0647 \u0634\u06cc\u0631\u0647\u0627 \u0627\u0632 \u0648\u0627\u0634\u0631 \u06cc\u06a9\u0633\u0627\u0646\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f\u060c \u0627\u0645\u0627 \u0633\u0627\u062e\u062a\u0627\u0631\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0631\u0641\u062a\u0627\u0631 \u0645\u062a\u0641\u0627\u0648\u062a\u06cc \u062f\u0627\u0631\u0646\u062f \u0648 \u0628\u0631 \u0646\u062d\u0648\u0647 \u0641\u0634\u0631\u062f\u0647 \u0634\u062f\u0646 \u0648\u0627\u0634\u0631 \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u0646\u062f.<\/p>\n\n\n\n
\u0637\u0631\u062d\u200c\u0647\u0627\u06cc \u0628\u0627 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0646\u0631\u0645 \u0648 \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647<\/strong><\/h3>\n\n\n\n\u0634\u06cc\u0631\u0647\u0627\u06cc \u0628\u0627 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0646\u0631\u0645 \u0627\u0632 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647\u200c\u0647\u0627\u06cc \u0627\u0644\u0627\u0633\u062a\u0648\u0645\u0631\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u06a9\u0647 \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u0641\u0644\u0646\u062c \u0641\u0634\u0631\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u062f\u0631 \u0628\u0631\u062e\u06cc \u0637\u0631\u062d\u200c\u0647\u0627\u060c \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0627\u0632 \u0628\u062f\u0646\u0647 \u0641\u0631\u0627\u062a\u0631 \u0631\u0641\u062a\u0647 \u0648 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0633\u0637\u062d \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n
\n- \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u062f\u0645 \u0686\u0644\u0686\u0644\u0647\u200c\u0627\u06cc \u0628\u0627 \u06a9\u0646\u0627\u0631\u0647\u200c\u0647\u0627\u06cc \u067e\u0647\u0646:<\/strong> \u0647\u06cc\u0686 \u0648\u0627\u0634\u0631 \u0627\u0636\u0627\u0641\u06cc \u0644\u0627\u0632\u0645 \u0646\u06cc\u0633\u062a.<\/li>\n\n\n\n
- \u062c\u0627\u06cc\u06af\u0627\u0647 \u06a9\u0627\u0631\u062a\u0631\u06cc\u062c \u0628\u0627 \u06a9\u0646\u0627\u0631\u0647 \u0628\u0627\u0631\u06cc\u06a9:<\/strong> \u0628\u0631\u0627\u06cc \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u0646\u0634\u062a\u06cc\u060c \u06cc\u06a9 \u0648\u0627\u0634\u0631 \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u0644\u0627\u0632\u0645 \u0627\u0633\u062a.<\/li>\n<\/ul>\n\n\n\n
\u062a\u0641\u0633\u06cc\u0631 \u0646\u0627\u062f\u0631\u0633\u062a \u0627\u06cc\u0646 \u062a\u0641\u0627\u0648\u062a\u200c\u0647\u0627 \u0627\u063a\u0644\u0628 \u0645\u0646\u062c\u0631 \u0628\u0647 \u0641\u0634\u0631\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u0628\u06cc\u0634 \u0627\u0632 \u062d\u062f \u06cc\u0627 \u062a\u0627\u0628 \u0628\u0631\u062f\u0627\u0634\u062a\u0646 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647\u200c\u0647\u0627 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u062f\u0631 \u0646\u062a\u06cc\u062c\u0647 \u0628\u0627\u0639\u062b \u062e\u0631\u0627\u0628\u06cc \u0632\u0648\u062f\u0647\u0646\u06af\u0627\u0645 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n\n\n\n\n\n
\n \u0645\u062d\u0635\u0648\u0644 \u0628\u0631\u062c\u0633\u062a\u0647 \u0642\u0647\u0631\u0645\u0627\u0646<\/title>\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: 'Poppins', Arial, sans-serif;\n text-decoration: none;\n color: inherit;\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 }\n\n .hero-description {\n font-size: 1rem;\n color: #555;\n margin-bottom: 18px;\n white-space: pre-line;\n line-height: 1.6;\n }\n\n .hero-description b {\n color: #222;\n }\n\n .hero-link {\n display: inline-block;\n padding: 10px 20px;\n background-color: #0066cc;\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: #004c99;\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<\/head>\n<body>\n\n<a class=\"hero-card\" href=\"https:\/\/www.tgvalve.com\/fa\/product\/ptfe-lined-concentric-butterfly-valve\/\" target=\"_blank\">\n <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2025\/07\/PTFE-Lined-Concentric-Butterfly-Valve.webp\" alt=\"\u0634\u06cc\u0631 \u06cc\u06a9\u0637\u0631\u0641\u0647 \u0628\u0627\u0644\u0627\u0628\u0631 \u0641\u0644\u0646\u062c \u062f\u0627\u0631 \u0627\u0632 \u062c\u0646\u0633 \u0627\u0633\u062a\u06cc\u0644 \u0636\u062f \u0632\u0646\u06af\">\n <div class=\"hero-content\">\n <div class=\"hero-title\">\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0645\u062a\u062d\u062f\u0627\u0644\u0645\u0631\u06a9\u0632 \u0628\u0627 \u0631\u0648\u06a9\u0634 PTFE<\/div>\n <div class=\"hero-description\">\n<b>\u0641\u0631\u0645 \u0627\u062a\u0635\u0627\u0644:<\/b> \u0648\u06cc\u0641\u0631\u060c \u0644\u0648\u06af\u0648\u060c \u0641\u0644\u0646\u062c \n<b>\u0628\u062f\u0646\u0647 \u0634\u06cc\u0631:<\/b> \u0686\u062f\u0646 \u062f\u0627\u06a9\u062a\u06cc\u0644\u060c WCB\u060c \u0641\u0648\u0644\u0627\u062f \u0636\u062f \u0632\u0646\u06af \n<b>\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc \u0637\u0631\u0627\u062d\u06cc \u0648 \u0633\u0627\u062e\u062a:<\/b> AWWA\u060c ANSI\u060c DIN\u060c JIS\u060c GOST\n <\/div>\n <span class=\"hero-link\">\u0645\u0634\u0627\u0647\u062f\u0647 \u0645\u062d\u0635\u0648\u0644<\/span>\n <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u0637\u0631\u062d\u200c\u0647\u0627\u06cc \u0645\u0633\u062a\u062d\u06a9\u0645 \u0648 \u0634\u06a9\u0627\u0641\u200c\u0647\u0627\u06cc \u0641\u0644\u0632 \u0628\u0647 \u0641\u0644\u0632<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0634\u06cc\u0631\u0647\u0627\u06cc \u0633\u062e\u062a \u0628\u0647 \u0648\u0627\u0634\u0631 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u0646\u062f \u0632\u06cc\u0631\u0627 \u0633\u0637\u0648\u062d \u0641\u0644\u0632\u06cc \u0646\u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0645\u062d\u06a9\u0645\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u0646\u062f. \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u062f\u0631 \u0635\u0627\u0641\u06cc \u0641\u0644\u0646\u062c \u0646\u06cc\u0632 \u0645\u0633\u06cc\u0631\u0647\u0627\u06cc \u0646\u0634\u062a \u06a9\u0648\u0686\u06a9\u06cc \u0631\u0627 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06af\u0631\u0686\u0647 CTGV \u0647\u0631 \u0634\u06cc\u0631 \u0631\u0627 \u0642\u0628\u0644 \u0627\u0632 \u062d\u0645\u0644 \u0648 \u0646\u0642\u0644 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0641\u0634\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0627\u0645\u0627... <a href=\"https:\/\/www.tgvalve.com\/fa\/blog\/standards\/ansi-vs-api-vs-iso\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc EN 12266 \u0648 API 6D<\/a>, \u0627\u0646\u062a\u062e\u0627\u0628 \u0646\u0627\u062f\u0631\u0633\u062a \u0648\u0627\u0634\u0631 \u06cc\u0627 \u0636\u062e\u0627\u0645\u062a \u0646\u0627\u062f\u0631\u0633\u062a \u0622\u0646 \u062f\u0631 \u062d\u06cc\u0646 \u0646\u0635\u0628\u060c \u0647\u0645\u0686\u0646\u0627\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0628\u0627\u0639\u062b \u0627\u06cc\u062c\u0627\u062f \u0645\u0634\u06a9\u0644\u0627\u062a \u0645\u06cc\u062f\u0627\u0646\u06cc \u0634\u0648\u062f.\u00a0<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u0633\u0648\u0621 \u062a\u0641\u0627\u0647\u0645\u200c\u0647\u0627\u06cc \u0631\u0627\u06cc\u062c \u0645\u0647\u0646\u062f\u0633\u0627\u0646 EPC \u062f\u0631 \u0637\u0648\u0644 \u0646\u0635\u0628<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u06cc\u0646 \u0645\u0634\u06a9\u0644\u0627\u062a \u0627\u063a\u0644\u0628 \u062f\u0631 \u067e\u0631\u0648\u0698\u0647\u200c\u0647\u0627\u06cc EPC \u0631\u062e \u0645\u06cc\u200c\u062f\u0647\u0646\u062f \u0648 \u0627\u063a\u0644\u0628 \u0645\u0646\u062c\u0631 \u0628\u0647 \u062f\u0648\u0628\u0627\u0631\u0647\u200c\u06a9\u0627\u0631\u06cc\u200c\u0647\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0631\u06cc\u0632\u06cc \u0646\u0634\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u062a\u0635\u0648\u0631 \u063a\u0644\u0637 \u06f1 - \u201c\u0647\u0645\u0647 \u0634\u06cc\u0631\u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0627\u0632 \u0648\u0627\u0634\u0631 \u06cc\u06a9\u0633\u0627\u0646\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f\u201d<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u06cc\u06a9 \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0648\u06cc\u0641\u0631\u06cc \u0628\u0627 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0646\u0631\u0645 \u0628\u0627 \u06a9\u0646\u0627\u0631\u0647\u200c\u0647\u0627\u06cc \u067e\u0647\u0646 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0647 \u0648\u0627\u0634\u0631 \u0646\u06cc\u0627\u0632 \u0646\u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f\u060c \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0634\u06cc\u0631\u0647\u0627\u06cc \u0628\u0627 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0641\u0644\u0632\u06cc \u0628\u0647 \u0648\u0627\u0634\u0631 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u0646\u062f. \u0641\u0631\u0636 \u0627\u06cc\u0646\u06a9\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f \u0622\u0646\u0647\u0627 \u06cc\u06a9\u0633\u0627\u0646 \u0628\u0627\u0634\u062f\u060c \u0628\u0627\u0639\u062b \u062a\u062f\u0627\u062e\u0644 \u062f\u06cc\u0633\u06a9 \u06cc\u0627 \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0646\u0627\u0647\u0645\u0627\u0647\u0646\u06af \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u062a\u0635\u0648\u0631 \u063a\u0644\u0637 \u06f2 - \u201c\u0647\u0631 \u0645\u0627\u062f\u0647 \u0646\u0631\u0645\u06cc \u062c\u0648\u0627\u0628 \u0645\u06cc\u200c\u062f\u0647\u062f\u201d<\/strong><\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u0633\u0627\u0632\u06af\u0627\u0631\u06cc \u0645\u0648\u0627\u062f \u0645\u0647\u0645 \u0627\u0633\u062a.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.tgvalve.com\/fa\/blog\/standards\/epdm-vs-nbr-which-is-better\/\" target=\"_blank\" rel=\"noreferrer noopener\">NBR \u06cc\u0627 EPDM<\/a> \u0645\u0646\u0627\u0633\u0628 \u0628\u0631\u0627\u06cc \u0622\u0628 \u0648 \u0645\u0648\u0627\u062f \u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc \u0645\u0644\u0627\u06cc\u0645.<\/li>\n\n\n\n<li><a href=\"https:\/\/www.tgvalve.com\/fa\/blog\/butterfly-valve\/what-is-ptfe-in-a-butterfly-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">PTFE<\/a> \u0628\u0627 \u0645\u062d\u06cc\u0637\u200c\u0647\u0627\u06cc \u062e\u0648\u0631\u0646\u062f\u0647 \u0633\u0631\u0648\u06a9\u0627\u0631 \u062f\u0627\u0631\u062f.<\/li>\n\n\n\n<li>\u06af\u0631\u0627\u0641\u06cc\u062a \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u062f\u0645\u0627\u06cc \u0628\u0627\u0644\u0627 \u0645\u0642\u0627\u0648\u0645\u062a \u0645\u06cc\u200c\u06a9\u0646\u062f \u0627\u0645\u0627 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0631\u0627\u06cc \u0628\u0631\u062e\u06cc \u0627\u0632 \u0637\u0631\u062d\u200c\u0647\u0627\u06cc \u0646\u0648\u0639 \u067e\u06cc\u0686 \u0648 \u0645\u0647\u0631\u0647\u200c\u0627\u06cc \u0628\u06cc\u0634 \u0627\u0632 \u062d\u062f \u0633\u0641\u062a \u0648 \u0633\u062e\u062a \u0628\u0627\u0634\u062f.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"685\" height=\"369\" src=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat.webp\" alt=\"\" class=\"wp-image-2019\" srcset=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat.webp 685w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat-500x269.webp 500w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat-300x162.webp 300w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat-18x10.webp 18w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat-139x75.webp 139w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat-480x259.webp 480w\" sizes=\"auto, (max-width:767px) 480px, 685px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u062a\u0635\u0648\u0631 \u063a\u0644\u0637 \u06f3 - \u201c\u0641\u0627\u0635\u0644\u0647 \u062f\u06cc\u0633\u06a9 \u062a\u062d\u062a \u062a\u0623\u062b\u06cc\u0631 \u0636\u062e\u0627\u0645\u062a \u0648\u0627\u0634\u0631 \u0642\u0631\u0627\u0631 \u0646\u0645\u06cc\u200c\u06af\u06cc\u0631\u062f\u201d<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0636\u062e\u0627\u0645\u062a \u0648\u0627\u0634\u0631 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0628\u0631 \u0686\u0631\u062e\u0634 \u062f\u06cc\u0633\u06a9 \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u062f. \u062d\u062a\u06cc \u0627\u0641\u0632\u0627\u06cc\u0634 \u0627\u0646\u062f\u06a9 \u0636\u062e\u0627\u0645\u062a \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0645\u0627\u0646\u0639 \u062d\u0631\u06a9\u062a \u0634\u0648\u062f\u060c \u0628\u0647 \u062e\u0635\u0648\u0635 \u062f\u0631 \u0634\u06cc\u0631\u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u06a9\u0647 \u062a\u0631\u0627\u0632 \u067e\u06cc\u0686 \u0628\u0631 \u0641\u0634\u0631\u062f\u06af\u06cc \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u062a\u0635\u0648\u0631 \u063a\u0644\u0637 \u06f4 - \u201c\u0645\u0642\u0627\u062f\u06cc\u0631 \u06af\u0634\u062a\u0627\u0648\u0631 \u0628\u0627 \u0646\u0648\u0639 \u0648\u0627\u0634\u0631 \u062a\u063a\u06cc\u06cc\u0631 \u0646\u0645\u06cc\u200c\u06a9\u0646\u0646\u062f\u201d<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0648\u0627\u062f \u0645\u062e\u062a\u0644\u0641 \u0628\u0647 \u0637\u0648\u0631 \u0645\u062a\u0641\u0627\u0648\u062a\u06cc \u0641\u0634\u0631\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u06af\u0634\u062a\u0627\u0648\u0631 \u0628\u06cc\u0634 \u0627\u0632 \u062d\u062f \u0628\u0647 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647\u200c\u0647\u0627\u06cc \u0627\u0644\u0627\u0633\u062a\u0648\u0645\u0631 \u0622\u0633\u06cc\u0628 \u0645\u06cc\u200c\u0631\u0633\u0627\u0646\u062f\u061b \u06af\u0634\u062a\u0627\u0648\u0631 \u062e\u06cc\u0644\u06cc \u06a9\u0645 \u0628\u0627\u0639\u062b \u0627\u06cc\u062c\u0627\u062f \u0634\u06a9\u0627\u0641 \u0645\u06cc\u200c\u0634\u0648\u062f. \u06a9\u0646\u062a\u0631\u0644\u200c\u0647\u0627\u06cc \u0645\u0627\u0634\u06cc\u0646\u06a9\u0627\u0631\u06cc \u0648 \u0645\u0648\u0646\u062a\u0627\u0698 CTGV \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u0686\u0631\u0627 \u06af\u0634\u062a\u0627\u0648\u0631 \u067e\u0627\u06cc\u062f\u0627\u0631 \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u0648\u0627\u062f: \u0686\u0647 \u0632\u0645\u0627\u0646\u06cc \u0622\u0644\u0648\u0645\u06cc\u0646\u06cc\u0648\u0645 \u0628\u0631\u0646\u0632 \u062c\u0648\u0627\u0628 \u0645\u06cc\u200c\u062f\u0647\u062f \u0648 \u0686\u0647 \u0632\u0645\u0627\u0646\u06cc \u062c\u0648\u0627\u0628 \u0646\u0645\u06cc\u200c\u062f\u0647\u062f<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"684\" height=\"360\" src=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze.webp\" alt=\"\u062a\u0645\u0631\u06a9\u0632 \u0645\u0648\u0627\u062f \u0628\u0631\u0646\u0632 \u0622\u0644\u0648\u0645\u06cc\u0646\u06cc\u0648\u0645\" class=\"wp-image-2020\" style=\"width:600px\" srcset=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze.webp 684w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze-500x263.webp 500w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze-300x158.webp 300w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze-18x9.webp 18w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze-143x75.webp 143w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze-480x253.webp 480w\" sizes=\"auto, (max-width:767px) 480px, 684px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0631\u0646\u0632 \u0622\u0644\u0648\u0645\u06cc\u0646\u06cc\u0648\u0645 \u0627\u0633\u062a\u062d\u06a9\u0627\u0645 \u0648 \u0645\u0642\u0627\u0648\u0645\u062a \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u062e\u0648\u0631\u062f\u06af\u06cc \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f \u0648 \u0622\u0646 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0622\u0628 \u062f\u0631\u06cc\u0627\u060c \u0622\u0628 \u0634\u0648\u0631 \u0648 \u0633\u0627\u06cc\u0634 \u0645\u062a\u0648\u0633\u0637 \u0627\u06cc\u062f\u0647\u200c\u0622\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06cc\u0646 \u0645\u0627\u062f\u0647 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u062e\u0637\u0631 \u062e\u0648\u0631\u062f\u06af\u06cc \u0628\u0631 \u0646\u06af\u0631\u0627\u0646\u06cc\u200c\u0647\u0627\u06cc \u062f\u0645\u0627\u06cc\u06cc \u063a\u0644\u0628\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0639\u0645\u0644\u06a9\u0631\u062f \u062e\u0648\u0628\u06cc \u062f\u0627\u0631\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0628\u0631\u0627\u06cc \u0628\u062e\u0627\u0631 \u0628\u0627 \u062f\u0645\u0627\u06cc \u0628\u0627\u0644\u0627\u060c \u0645\u0648\u0627\u062f \u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc \u062e\u0648\u0631\u0646\u062f\u0647\u060c \u062f\u0648\u063a\u0627\u0628\u200c\u0647\u0627\u06cc \u062d\u0627\u0648\u06cc \u0630\u0631\u0627\u062a \u062a\u06cc\u0632\u060c \u062f\u0645\u0627\u0647\u0627\u06cc \u0628\u0631\u0648\u062f\u062a\u06cc \u06cc\u0627 \u0641\u0634\u0627\u0631\u0647\u0627\u06cc \u0634\u062f\u06cc\u062f \u0645\u0646\u0627\u0633\u0628 \u0646\u06cc\u0633\u062a. \u062f\u0631 \u0627\u06cc\u0646 \u0645\u062d\u06cc\u0637\u200c\u0647\u0627\u060c \u0645\u0647\u0646\u062f\u0633\u0627\u0646 \u0641\u0648\u0644\u0627\u062f \u0636\u062f \u0632\u0646\u06af\u060c \u0641\u0648\u0644\u0627\u062f \u062f\u0648\u0628\u0644\u06a9\u0633 \u06cc\u0627 \u0622\u0644\u06cc\u0627\u0698\u0647\u0627\u06cc \u067e\u0627\u06cc\u0647 \u0646\u06cc\u06a9\u0644 \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u06a9\u0647 \u0647\u0645\u06af\u06cc \u0627\u0632 \u0637\u0631\u06cc\u0642 ... \u062a\u0623\u06cc\u06cc\u062f \u0634\u062f\u0647\u200c\u0627\u0646\u062f. <a href=\"https:\/\/www.tgvalve.com\/fa\/blog\/butterfly-valve\/butterfly-valve-testing-standard-guide\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0622\u0632\u0645\u0627\u06cc\u0634 \u0645\u0648\u0627\u062f CTGV <\/a>\u0648 \u0634\u0628\u06cc\u0647\u200c\u0633\u0627\u0632\u06cc.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u062f\u0633\u062a\u0648\u0631\u0627\u0644\u0639\u0645\u0644\u200c\u0647\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u062f\u06cc \u0628\u0631\u0627\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u0648\u0627\u0634\u0631 \u0645\u0646\u0627\u0633\u0628<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u0645\u0631\u0627\u062d\u0644\u060c \u0648\u0627\u0634\u0631 \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u0633\u0627\u062e\u062a\u0627\u0631 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0634\u06cc\u0631 \u0631\u0627 \u0645\u0634\u062e\u0635 \u06a9\u0646\u06cc\u062f.<\/strong><\/li>\n\n\n\n<li><strong>\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc \u0641\u0644\u0646\u062c \u0648 \u067e\u0631\u062f\u0627\u062e\u062a \u0633\u0637\u062d \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f.<\/strong><\/li>\n\n\n\n<li><strong>\u0645\u0648\u0627\u062f \u0631\u0627 \u0628\u0627 \u062f\u0645\u0627 \u0648 \u0634\u06cc\u0645\u06cc \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0647\u06cc\u062f.<\/strong><\/li>\n\n\n\n<li><strong>\u0636\u062e\u0627\u0645\u062a \u0648\u0627\u0634\u0631 \u0631\u0627 \u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0627\u0632 \u062a\u062f\u0627\u062e\u0644 \u062f\u06cc\u0633\u06a9 \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0634\u0648\u062f.<\/strong><\/li>\n\n\n\n<li><strong>\u06af\u0634\u062a\u0627\u0648\u0631 \u0631\u0627 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0645\u0634\u062e\u0635\u0627\u062a \u0641\u0634\u0631\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u0648\u0627\u0634\u0631 \u0627\u0639\u0645\u0627\u0644 \u06a9\u0646\u06cc\u062f.<\/strong><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u06cc\u0646 \u0627\u0635\u0648\u0644 \u0628\u0627 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc \u0628\u0627\u0632\u0631\u0633\u06cc CTGV\u060c \u0645\u0627\u0646\u0646\u062f \u0622\u0632\u0645\u0627\u06cc\u0634 \u0637\u06cc\u0641\u06cc\u060c \u0628\u0631\u0631\u0633\u06cc\u200c\u0647\u0627\u06cc \u06a9\u0634\u0634\u06cc \u0648 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0646\u0634\u062a\u06cc \u06a9\u0647 \u0642\u0628\u0644 \u0627\u0632 \u062e\u0631\u0648\u062c \u0634\u06cc\u0631\u0622\u0644\u0627\u062a \u0627\u0632 \u06a9\u0627\u0631\u062e\u0627\u0646\u0647 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0647\u0645\u0633\u0648 \u0647\u0633\u062a\u0646\u062f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u0646\u062a\u06cc\u062c\u0647\u200c\u06af\u06cc\u0631\u06cc<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0646\u062a\u062e\u0627\u0628 \u0648\u0627\u0634\u0631 \u0645\u0646\u0627\u0633\u0628 \u0628\u0631\u0627\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0628\u0631 \u0639\u0645\u0644\u06a9\u0631\u062f\u060c \u0627\u06cc\u0645\u0646\u06cc \u0648 \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u0637\u0648\u0644\u0627\u0646\u06cc \u0645\u062f\u062a \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u062f. \u062a\u06cc\u0645\u200c\u0647\u0627\u06cc EPC \u0628\u0627 \u062f\u0631\u06a9 \u0633\u0627\u062e\u062a\u0627\u0631 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647\u060c \u0648\u0636\u0639\u06cc\u062a \u0641\u0644\u0646\u062c \u0648 \u062e\u0648\u0627\u0635 \u0633\u06cc\u0627\u0644\u060c \u0627\u0632 \u0627\u06a9\u062b\u0631 \u0645\u0634\u06a9\u0644\u0627\u062a \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f. \u0647\u0645\u06a9\u0627\u0631\u06cc \u0628\u0627 \u062a\u0648\u0644\u06cc\u062f\u06a9\u0646\u0646\u062f\u0647\u200c\u0627\u06cc \u06a9\u0647 \u0622\u0632\u0645\u0627\u06cc\u0634 \u06a9\u0627\u0645\u0644\u060c \u0628\u0631\u0631\u0633\u06cc \u0645\u0648\u0627\u062f \u0648 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0641\u0646\u06cc \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f\u060c \u0628\u0647 \u0647\u0631 \u067e\u0631\u0648\u0698\u0647 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062a\u0627 \u0628\u0631 \u067e\u0627\u06cc\u0647\u200c\u0627\u06cc \u0642\u0648\u06cc\u200c\u062a\u0631 \u0634\u0631\u0648\u0639 \u0634\u0648\u062f. \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0645\u062c\u0645\u0648\u0639\u0647\u200c\u0627\u06cc \u0627\u0632 \u0634\u06cc\u0631\u0647\u0627\u06cc \u0645\u0647\u0646\u062f\u0633\u06cc \u0634\u062f\u0647 \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647\u060c \u0627\u0632 CTGV \u0628\u0627\u0632\u062f\u06cc\u062f \u06a9\u0646\u06cc\u062f \u0648 \u0628\u0627 \u0645\u062a\u062e\u0635\u0635\u0627\u0646\u06cc \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0627\u0632 \u062a\u0635\u0645\u06cc\u0645\u0627\u062a \u0634\u0645\u0627 \u062f\u0631 \u0645\u0648\u0631\u062f \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0648 \u0645\u0648\u0627\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u06a9\u0646\u0646\u062f\u060c \u0627\u0631\u062a\u0628\u0627\u0637 \u0628\u0631\u0642\u0631\u0627\u0631 \u06a9\u0646\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\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/www.tgvalve.com\/fa\/contact\/\" style=\"background-color:#1b4ca2\" target=\"_blank\" rel=\"noreferrer noopener\">\u062f\u0631\u06cc\u0627\u0641\u062a \u067e\u06cc\u0634 \u0641\u0627\u06a9\u062a\u0648\u0631 \u0631\u0627\u06cc\u06af\u0627\u0646<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Choosing the right gasket for a butterfly valve gasket connection seems simple, but many EPC teams still face leaks, premature wear, or misalignment because of basic<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":2017,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2016","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-butterfly-valve"],"_links":{"self":[{"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/posts\/2016","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/comments?post=2016"}],"version-history":[{"count":1,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/posts\/2016\/revisions"}],"predecessor-version":[{"id":2021,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/posts\/2016\/revisions\/2021"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/media\/2017"}],"wp:attachment":[{"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/media?parent=2016"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/categories?post=2016"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/tags?post=2016"}],"curies":[{"name":"\u0648\u0631\u062f\u067e\u0631\u0633","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
<\/figure>\n\n\n\n\u06cc\u06a9 \u0648\u0627\u0634\u0631\u060c \u0641\u0636\u0627\u06cc \u0628\u06cc\u0646 \u0628\u062f\u0646\u0647 \u0634\u06cc\u0631 \u0648 \u0641\u0644\u0646\u062c \u062e\u0637 \u0644\u0648\u0644\u0647 \u0631\u0627 \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f. \u062f\u0631 \u0634\u06cc\u0631\u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc\u060c \u0627\u06cc\u0646 \u0627\u0645\u0631 \u067e\u06cc\u0686\u06cc\u062f\u0647\u200c\u062a\u0631 \u0645\u06cc\u200c\u0634\u0648\u062f \u0632\u06cc\u0631\u0627 \u062f\u06cc\u0633\u06a9 \u0646\u0632\u062f\u06cc\u06a9 \u0628\u0647 \u0633\u0637\u062d \u0648\u0627\u0634\u0631 \u0642\u0631\u0627\u0631 \u0645\u06cc\u200c\u06af\u06cc\u0631\u062f. \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u0645\u0647\u0646\u062f\u0633\u0627\u0646 \u0641\u0631\u0636 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u06a9\u0647 \u0647\u0645\u0647 \u0634\u06cc\u0631\u0647\u0627 \u0627\u0632 \u0648\u0627\u0634\u0631 \u06cc\u06a9\u0633\u0627\u0646\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f\u060c \u0627\u0645\u0627 \u0633\u0627\u062e\u062a\u0627\u0631\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0631\u0641\u062a\u0627\u0631 \u0645\u062a\u0641\u0627\u0648\u062a\u06cc \u062f\u0627\u0631\u0646\u062f \u0648 \u0628\u0631 \u0646\u062d\u0648\u0647 \u0641\u0634\u0631\u062f\u0647 \u0634\u062f\u0646 \u0648\u0627\u0634\u0631 \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u0646\u062f.<\/p>\n\n\n\n
\u0637\u0631\u062d\u200c\u0647\u0627\u06cc \u0628\u0627 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0646\u0631\u0645 \u0648 \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647<\/strong><\/h3>\n\n\n\n\u0634\u06cc\u0631\u0647\u0627\u06cc \u0628\u0627 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0646\u0631\u0645 \u0627\u0632 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647\u200c\u0647\u0627\u06cc \u0627\u0644\u0627\u0633\u062a\u0648\u0645\u0631\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u06a9\u0647 \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u0641\u0644\u0646\u062c \u0641\u0634\u0631\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u062f\u0631 \u0628\u0631\u062e\u06cc \u0637\u0631\u062d\u200c\u0647\u0627\u060c \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0627\u0632 \u0628\u062f\u0646\u0647 \u0641\u0631\u0627\u062a\u0631 \u0631\u0641\u062a\u0647 \u0648 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0633\u0637\u062d \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n
\n- \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u062f\u0645 \u0686\u0644\u0686\u0644\u0647\u200c\u0627\u06cc \u0628\u0627 \u06a9\u0646\u0627\u0631\u0647\u200c\u0647\u0627\u06cc \u067e\u0647\u0646:<\/strong> \u0647\u06cc\u0686 \u0648\u0627\u0634\u0631 \u0627\u0636\u0627\u0641\u06cc \u0644\u0627\u0632\u0645 \u0646\u06cc\u0633\u062a.<\/li>\n\n\n\n
- \u062c\u0627\u06cc\u06af\u0627\u0647 \u06a9\u0627\u0631\u062a\u0631\u06cc\u062c \u0628\u0627 \u06a9\u0646\u0627\u0631\u0647 \u0628\u0627\u0631\u06cc\u06a9:<\/strong> \u0628\u0631\u0627\u06cc \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u0646\u0634\u062a\u06cc\u060c \u06cc\u06a9 \u0648\u0627\u0634\u0631 \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u0644\u0627\u0632\u0645 \u0627\u0633\u062a.<\/li>\n<\/ul>\n\n\n\n
\u062a\u0641\u0633\u06cc\u0631 \u0646\u0627\u062f\u0631\u0633\u062a \u0627\u06cc\u0646 \u062a\u0641\u0627\u0648\u062a\u200c\u0647\u0627 \u0627\u063a\u0644\u0628 \u0645\u0646\u062c\u0631 \u0628\u0647 \u0641\u0634\u0631\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u0628\u06cc\u0634 \u0627\u0632 \u062d\u062f \u06cc\u0627 \u062a\u0627\u0628 \u0628\u0631\u062f\u0627\u0634\u062a\u0646 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647\u200c\u0647\u0627 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u062f\u0631 \u0646\u062a\u06cc\u062c\u0647 \u0628\u0627\u0639\u062b \u062e\u0631\u0627\u0628\u06cc \u0632\u0648\u062f\u0647\u0646\u06af\u0627\u0645 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n\n\n\n\n\n
\n \u0645\u062d\u0635\u0648\u0644 \u0628\u0631\u062c\u0633\u062a\u0647 \u0642\u0647\u0631\u0645\u0627\u0646<\/title>\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: 'Poppins', Arial, sans-serif;\n text-decoration: none;\n color: inherit;\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 }\n\n .hero-description {\n font-size: 1rem;\n color: #555;\n margin-bottom: 18px;\n white-space: pre-line;\n line-height: 1.6;\n }\n\n .hero-description b {\n color: #222;\n }\n\n .hero-link {\n display: inline-block;\n padding: 10px 20px;\n background-color: #0066cc;\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: #004c99;\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<\/head>\n<body>\n\n<a class=\"hero-card\" href=\"https:\/\/www.tgvalve.com\/fa\/product\/ptfe-lined-concentric-butterfly-valve\/\" target=\"_blank\">\n <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2025\/07\/PTFE-Lined-Concentric-Butterfly-Valve.webp\" alt=\"\u0634\u06cc\u0631 \u06cc\u06a9\u0637\u0631\u0641\u0647 \u0628\u0627\u0644\u0627\u0628\u0631 \u0641\u0644\u0646\u062c \u062f\u0627\u0631 \u0627\u0632 \u062c\u0646\u0633 \u0627\u0633\u062a\u06cc\u0644 \u0636\u062f \u0632\u0646\u06af\">\n <div class=\"hero-content\">\n <div class=\"hero-title\">\u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0645\u062a\u062d\u062f\u0627\u0644\u0645\u0631\u06a9\u0632 \u0628\u0627 \u0631\u0648\u06a9\u0634 PTFE<\/div>\n <div class=\"hero-description\">\n<b>\u0641\u0631\u0645 \u0627\u062a\u0635\u0627\u0644:<\/b> \u0648\u06cc\u0641\u0631\u060c \u0644\u0648\u06af\u0648\u060c \u0641\u0644\u0646\u062c \n<b>\u0628\u062f\u0646\u0647 \u0634\u06cc\u0631:<\/b> \u0686\u062f\u0646 \u062f\u0627\u06a9\u062a\u06cc\u0644\u060c WCB\u060c \u0641\u0648\u0644\u0627\u062f \u0636\u062f \u0632\u0646\u06af \n<b>\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc \u0637\u0631\u0627\u062d\u06cc \u0648 \u0633\u0627\u062e\u062a:<\/b> AWWA\u060c ANSI\u060c DIN\u060c JIS\u060c GOST\n <\/div>\n <span class=\"hero-link\">\u0645\u0634\u0627\u0647\u062f\u0647 \u0645\u062d\u0635\u0648\u0644<\/span>\n <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u0637\u0631\u062d\u200c\u0647\u0627\u06cc \u0645\u0633\u062a\u062d\u06a9\u0645 \u0648 \u0634\u06a9\u0627\u0641\u200c\u0647\u0627\u06cc \u0641\u0644\u0632 \u0628\u0647 \u0641\u0644\u0632<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0634\u06cc\u0631\u0647\u0627\u06cc \u0633\u062e\u062a \u0628\u0647 \u0648\u0627\u0634\u0631 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u0646\u062f \u0632\u06cc\u0631\u0627 \u0633\u0637\u0648\u062d \u0641\u0644\u0632\u06cc \u0646\u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0645\u062d\u06a9\u0645\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u0646\u062f. \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u062f\u0631 \u0635\u0627\u0641\u06cc \u0641\u0644\u0646\u062c \u0646\u06cc\u0632 \u0645\u0633\u06cc\u0631\u0647\u0627\u06cc \u0646\u0634\u062a \u06a9\u0648\u0686\u06a9\u06cc \u0631\u0627 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06af\u0631\u0686\u0647 CTGV \u0647\u0631 \u0634\u06cc\u0631 \u0631\u0627 \u0642\u0628\u0644 \u0627\u0632 \u062d\u0645\u0644 \u0648 \u0646\u0642\u0644 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0641\u0634\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0627\u0645\u0627... <a href=\"https:\/\/www.tgvalve.com\/fa\/blog\/standards\/ansi-vs-api-vs-iso\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc EN 12266 \u0648 API 6D<\/a>, \u0627\u0646\u062a\u062e\u0627\u0628 \u0646\u0627\u062f\u0631\u0633\u062a \u0648\u0627\u0634\u0631 \u06cc\u0627 \u0636\u062e\u0627\u0645\u062a \u0646\u0627\u062f\u0631\u0633\u062a \u0622\u0646 \u062f\u0631 \u062d\u06cc\u0646 \u0646\u0635\u0628\u060c \u0647\u0645\u0686\u0646\u0627\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0628\u0627\u0639\u062b \u0627\u06cc\u062c\u0627\u062f \u0645\u0634\u06a9\u0644\u0627\u062a \u0645\u06cc\u062f\u0627\u0646\u06cc \u0634\u0648\u062f.\u00a0<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u0633\u0648\u0621 \u062a\u0641\u0627\u0647\u0645\u200c\u0647\u0627\u06cc \u0631\u0627\u06cc\u062c \u0645\u0647\u0646\u062f\u0633\u0627\u0646 EPC \u062f\u0631 \u0637\u0648\u0644 \u0646\u0635\u0628<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u06cc\u0646 \u0645\u0634\u06a9\u0644\u0627\u062a \u0627\u063a\u0644\u0628 \u062f\u0631 \u067e\u0631\u0648\u0698\u0647\u200c\u0647\u0627\u06cc EPC \u0631\u062e \u0645\u06cc\u200c\u062f\u0647\u0646\u062f \u0648 \u0627\u063a\u0644\u0628 \u0645\u0646\u062c\u0631 \u0628\u0647 \u062f\u0648\u0628\u0627\u0631\u0647\u200c\u06a9\u0627\u0631\u06cc\u200c\u0647\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0631\u06cc\u0632\u06cc \u0646\u0634\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u062a\u0635\u0648\u0631 \u063a\u0644\u0637 \u06f1 - \u201c\u0647\u0645\u0647 \u0634\u06cc\u0631\u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0627\u0632 \u0648\u0627\u0634\u0631 \u06cc\u06a9\u0633\u0627\u0646\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f\u201d<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u06cc\u06a9 \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0648\u06cc\u0641\u0631\u06cc \u0628\u0627 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0646\u0631\u0645 \u0628\u0627 \u06a9\u0646\u0627\u0631\u0647\u200c\u0647\u0627\u06cc \u067e\u0647\u0646 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0647 \u0648\u0627\u0634\u0631 \u0646\u06cc\u0627\u0632 \u0646\u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f\u060c \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0634\u06cc\u0631\u0647\u0627\u06cc \u0628\u0627 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0641\u0644\u0632\u06cc \u0628\u0647 \u0648\u0627\u0634\u0631 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u0646\u062f. \u0641\u0631\u0636 \u0627\u06cc\u0646\u06a9\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f \u0622\u0646\u0647\u0627 \u06cc\u06a9\u0633\u0627\u0646 \u0628\u0627\u0634\u062f\u060c \u0628\u0627\u0639\u062b \u062a\u062f\u0627\u062e\u0644 \u062f\u06cc\u0633\u06a9 \u06cc\u0627 \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0646\u0627\u0647\u0645\u0627\u0647\u0646\u06af \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u062a\u0635\u0648\u0631 \u063a\u0644\u0637 \u06f2 - \u201c\u0647\u0631 \u0645\u0627\u062f\u0647 \u0646\u0631\u0645\u06cc \u062c\u0648\u0627\u0628 \u0645\u06cc\u200c\u062f\u0647\u062f\u201d<\/strong><\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u0633\u0627\u0632\u06af\u0627\u0631\u06cc \u0645\u0648\u0627\u062f \u0645\u0647\u0645 \u0627\u0633\u062a.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.tgvalve.com\/fa\/blog\/standards\/epdm-vs-nbr-which-is-better\/\" target=\"_blank\" rel=\"noreferrer noopener\">NBR \u06cc\u0627 EPDM<\/a> \u0645\u0646\u0627\u0633\u0628 \u0628\u0631\u0627\u06cc \u0622\u0628 \u0648 \u0645\u0648\u0627\u062f \u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc \u0645\u0644\u0627\u06cc\u0645.<\/li>\n\n\n\n<li><a href=\"https:\/\/www.tgvalve.com\/fa\/blog\/butterfly-valve\/what-is-ptfe-in-a-butterfly-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">PTFE<\/a> \u0628\u0627 \u0645\u062d\u06cc\u0637\u200c\u0647\u0627\u06cc \u062e\u0648\u0631\u0646\u062f\u0647 \u0633\u0631\u0648\u06a9\u0627\u0631 \u062f\u0627\u0631\u062f.<\/li>\n\n\n\n<li>\u06af\u0631\u0627\u0641\u06cc\u062a \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u062f\u0645\u0627\u06cc \u0628\u0627\u0644\u0627 \u0645\u0642\u0627\u0648\u0645\u062a \u0645\u06cc\u200c\u06a9\u0646\u062f \u0627\u0645\u0627 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0631\u0627\u06cc \u0628\u0631\u062e\u06cc \u0627\u0632 \u0637\u0631\u062d\u200c\u0647\u0627\u06cc \u0646\u0648\u0639 \u067e\u06cc\u0686 \u0648 \u0645\u0647\u0631\u0647\u200c\u0627\u06cc \u0628\u06cc\u0634 \u0627\u0632 \u062d\u062f \u0633\u0641\u062a \u0648 \u0633\u062e\u062a \u0628\u0627\u0634\u062f.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"685\" height=\"369\" src=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat.webp\" alt=\"\" class=\"wp-image-2019\" srcset=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat.webp 685w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat-500x269.webp 500w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat-300x162.webp 300w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat-18x10.webp 18w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat-139x75.webp 139w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/different-materials-of-valve-seat-480x259.webp 480w\" sizes=\"auto, (max-width:767px) 480px, 685px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u062a\u0635\u0648\u0631 \u063a\u0644\u0637 \u06f3 - \u201c\u0641\u0627\u0635\u0644\u0647 \u062f\u06cc\u0633\u06a9 \u062a\u062d\u062a \u062a\u0623\u062b\u06cc\u0631 \u0636\u062e\u0627\u0645\u062a \u0648\u0627\u0634\u0631 \u0642\u0631\u0627\u0631 \u0646\u0645\u06cc\u200c\u06af\u06cc\u0631\u062f\u201d<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0636\u062e\u0627\u0645\u062a \u0648\u0627\u0634\u0631 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0628\u0631 \u0686\u0631\u062e\u0634 \u062f\u06cc\u0633\u06a9 \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u062f. \u062d\u062a\u06cc \u0627\u0641\u0632\u0627\u06cc\u0634 \u0627\u0646\u062f\u06a9 \u0636\u062e\u0627\u0645\u062a \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0645\u0627\u0646\u0639 \u062d\u0631\u06a9\u062a \u0634\u0648\u062f\u060c \u0628\u0647 \u062e\u0635\u0648\u0635 \u062f\u0631 \u0634\u06cc\u0631\u0647\u0627\u06cc \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u06a9\u0647 \u062a\u0631\u0627\u0632 \u067e\u06cc\u0686 \u0628\u0631 \u0641\u0634\u0631\u062f\u06af\u06cc \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u062a\u0635\u0648\u0631 \u063a\u0644\u0637 \u06f4 - \u201c\u0645\u0642\u0627\u062f\u06cc\u0631 \u06af\u0634\u062a\u0627\u0648\u0631 \u0628\u0627 \u0646\u0648\u0639 \u0648\u0627\u0634\u0631 \u062a\u063a\u06cc\u06cc\u0631 \u0646\u0645\u06cc\u200c\u06a9\u0646\u0646\u062f\u201d<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0648\u0627\u062f \u0645\u062e\u062a\u0644\u0641 \u0628\u0647 \u0637\u0648\u0631 \u0645\u062a\u0641\u0627\u0648\u062a\u06cc \u0641\u0634\u0631\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u06af\u0634\u062a\u0627\u0648\u0631 \u0628\u06cc\u0634 \u0627\u0632 \u062d\u062f \u0628\u0647 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647\u200c\u0647\u0627\u06cc \u0627\u0644\u0627\u0633\u062a\u0648\u0645\u0631 \u0622\u0633\u06cc\u0628 \u0645\u06cc\u200c\u0631\u0633\u0627\u0646\u062f\u061b \u06af\u0634\u062a\u0627\u0648\u0631 \u062e\u06cc\u0644\u06cc \u06a9\u0645 \u0628\u0627\u0639\u062b \u0627\u06cc\u062c\u0627\u062f \u0634\u06a9\u0627\u0641 \u0645\u06cc\u200c\u0634\u0648\u062f. \u06a9\u0646\u062a\u0631\u0644\u200c\u0647\u0627\u06cc \u0645\u0627\u0634\u06cc\u0646\u06a9\u0627\u0631\u06cc \u0648 \u0645\u0648\u0646\u062a\u0627\u0698 CTGV \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u0686\u0631\u0627 \u06af\u0634\u062a\u0627\u0648\u0631 \u067e\u0627\u06cc\u062f\u0627\u0631 \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u0648\u0627\u062f: \u0686\u0647 \u0632\u0645\u0627\u0646\u06cc \u0622\u0644\u0648\u0645\u06cc\u0646\u06cc\u0648\u0645 \u0628\u0631\u0646\u0632 \u062c\u0648\u0627\u0628 \u0645\u06cc\u200c\u062f\u0647\u062f \u0648 \u0686\u0647 \u0632\u0645\u0627\u0646\u06cc \u062c\u0648\u0627\u0628 \u0646\u0645\u06cc\u200c\u062f\u0647\u062f<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"684\" height=\"360\" src=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze.webp\" alt=\"\u062a\u0645\u0631\u06a9\u0632 \u0645\u0648\u0627\u062f \u0628\u0631\u0646\u0632 \u0622\u0644\u0648\u0645\u06cc\u0646\u06cc\u0648\u0645\" class=\"wp-image-2020\" style=\"width:600px\" srcset=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze.webp 684w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze-500x263.webp 500w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze-300x158.webp 300w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze-18x9.webp 18w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze-143x75.webp 143w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/03\/material-focus-of-aluminum-bronze-480x253.webp 480w\" sizes=\"auto, (max-width:767px) 480px, 684px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0631\u0646\u0632 \u0622\u0644\u0648\u0645\u06cc\u0646\u06cc\u0648\u0645 \u0627\u0633\u062a\u062d\u06a9\u0627\u0645 \u0648 \u0645\u0642\u0627\u0648\u0645\u062a \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u062e\u0648\u0631\u062f\u06af\u06cc \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f \u0648 \u0622\u0646 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0622\u0628 \u062f\u0631\u06cc\u0627\u060c \u0622\u0628 \u0634\u0648\u0631 \u0648 \u0633\u0627\u06cc\u0634 \u0645\u062a\u0648\u0633\u0637 \u0627\u06cc\u062f\u0647\u200c\u0622\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06cc\u0646 \u0645\u0627\u062f\u0647 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u062e\u0637\u0631 \u062e\u0648\u0631\u062f\u06af\u06cc \u0628\u0631 \u0646\u06af\u0631\u0627\u0646\u06cc\u200c\u0647\u0627\u06cc \u062f\u0645\u0627\u06cc\u06cc \u063a\u0644\u0628\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0639\u0645\u0644\u06a9\u0631\u062f \u062e\u0648\u0628\u06cc \u062f\u0627\u0631\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0628\u0631\u0627\u06cc \u0628\u062e\u0627\u0631 \u0628\u0627 \u062f\u0645\u0627\u06cc \u0628\u0627\u0644\u0627\u060c \u0645\u0648\u0627\u062f \u0634\u06cc\u0645\u06cc\u0627\u06cc\u06cc \u062e\u0648\u0631\u0646\u062f\u0647\u060c \u062f\u0648\u063a\u0627\u0628\u200c\u0647\u0627\u06cc \u062d\u0627\u0648\u06cc \u0630\u0631\u0627\u062a \u062a\u06cc\u0632\u060c \u062f\u0645\u0627\u0647\u0627\u06cc \u0628\u0631\u0648\u062f\u062a\u06cc \u06cc\u0627 \u0641\u0634\u0627\u0631\u0647\u0627\u06cc \u0634\u062f\u06cc\u062f \u0645\u0646\u0627\u0633\u0628 \u0646\u06cc\u0633\u062a. \u062f\u0631 \u0627\u06cc\u0646 \u0645\u062d\u06cc\u0637\u200c\u0647\u0627\u060c \u0645\u0647\u0646\u062f\u0633\u0627\u0646 \u0641\u0648\u0644\u0627\u062f \u0636\u062f \u0632\u0646\u06af\u060c \u0641\u0648\u0644\u0627\u062f \u062f\u0648\u0628\u0644\u06a9\u0633 \u06cc\u0627 \u0622\u0644\u06cc\u0627\u0698\u0647\u0627\u06cc \u067e\u0627\u06cc\u0647 \u0646\u06cc\u06a9\u0644 \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u06a9\u0647 \u0647\u0645\u06af\u06cc \u0627\u0632 \u0637\u0631\u06cc\u0642 ... \u062a\u0623\u06cc\u06cc\u062f \u0634\u062f\u0647\u200c\u0627\u0646\u062f. <a href=\"https:\/\/www.tgvalve.com\/fa\/blog\/butterfly-valve\/butterfly-valve-testing-standard-guide\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0622\u0632\u0645\u0627\u06cc\u0634 \u0645\u0648\u0627\u062f CTGV <\/a>\u0648 \u0634\u0628\u06cc\u0647\u200c\u0633\u0627\u0632\u06cc.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u062f\u0633\u062a\u0648\u0631\u0627\u0644\u0639\u0645\u0644\u200c\u0647\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u062f\u06cc \u0628\u0631\u0627\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u0648\u0627\u0634\u0631 \u0645\u0646\u0627\u0633\u0628<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u0645\u0631\u0627\u062d\u0644\u060c \u0648\u0627\u0634\u0631 \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u0633\u0627\u062e\u062a\u0627\u0631 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647 \u0634\u06cc\u0631 \u0631\u0627 \u0645\u0634\u062e\u0635 \u06a9\u0646\u06cc\u062f.<\/strong><\/li>\n\n\n\n<li><strong>\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc \u0641\u0644\u0646\u062c \u0648 \u067e\u0631\u062f\u0627\u062e\u062a \u0633\u0637\u062d \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f.<\/strong><\/li>\n\n\n\n<li><strong>\u0645\u0648\u0627\u062f \u0631\u0627 \u0628\u0627 \u062f\u0645\u0627 \u0648 \u0634\u06cc\u0645\u06cc \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0647\u06cc\u062f.<\/strong><\/li>\n\n\n\n<li><strong>\u0636\u062e\u0627\u0645\u062a \u0648\u0627\u0634\u0631 \u0631\u0627 \u06a9\u0646\u062a\u0631\u0644 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0627\u0632 \u062a\u062f\u0627\u062e\u0644 \u062f\u06cc\u0633\u06a9 \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0634\u0648\u062f.<\/strong><\/li>\n\n\n\n<li><strong>\u06af\u0634\u062a\u0627\u0648\u0631 \u0631\u0627 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0645\u0634\u062e\u0635\u0627\u062a \u0641\u0634\u0631\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u0648\u0627\u0634\u0631 \u0627\u0639\u0645\u0627\u0644 \u06a9\u0646\u06cc\u062f.<\/strong><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u06cc\u0646 \u0627\u0635\u0648\u0644 \u0628\u0627 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc \u0628\u0627\u0632\u0631\u0633\u06cc CTGV\u060c \u0645\u0627\u0646\u0646\u062f \u0622\u0632\u0645\u0627\u06cc\u0634 \u0637\u06cc\u0641\u06cc\u060c \u0628\u0631\u0631\u0633\u06cc\u200c\u0647\u0627\u06cc \u06a9\u0634\u0634\u06cc \u0648 \u0622\u0632\u0645\u0627\u06cc\u0634 \u0646\u0634\u062a\u06cc \u06a9\u0647 \u0642\u0628\u0644 \u0627\u0632 \u062e\u0631\u0648\u062c \u0634\u06cc\u0631\u0622\u0644\u0627\u062a \u0627\u0632 \u06a9\u0627\u0631\u062e\u0627\u0646\u0647 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0647\u0645\u0633\u0648 \u0647\u0633\u062a\u0646\u062f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u0646\u062a\u06cc\u062c\u0647\u200c\u06af\u06cc\u0631\u06cc<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0646\u062a\u062e\u0627\u0628 \u0648\u0627\u0634\u0631 \u0645\u0646\u0627\u0633\u0628 \u0628\u0631\u0627\u06cc \u0634\u06cc\u0631 \u067e\u0631\u0648\u0627\u0646\u0647\u200c\u0627\u06cc \u0628\u0631 \u0639\u0645\u0644\u06a9\u0631\u062f\u060c \u0627\u06cc\u0645\u0646\u06cc \u0648 \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u0637\u0648\u0644\u0627\u0646\u06cc \u0645\u062f\u062a \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u062f. \u062a\u06cc\u0645\u200c\u0647\u0627\u06cc EPC \u0628\u0627 \u062f\u0631\u06a9 \u0633\u0627\u062e\u062a\u0627\u0631 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647\u060c \u0648\u0636\u0639\u06cc\u062a \u0641\u0644\u0646\u062c \u0648 \u062e\u0648\u0627\u0635 \u0633\u06cc\u0627\u0644\u060c \u0627\u0632 \u0627\u06a9\u062b\u0631 \u0645\u0634\u06a9\u0644\u0627\u062a \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f. \u0647\u0645\u06a9\u0627\u0631\u06cc \u0628\u0627 \u062a\u0648\u0644\u06cc\u062f\u06a9\u0646\u0646\u062f\u0647\u200c\u0627\u06cc \u06a9\u0647 \u0622\u0632\u0645\u0627\u06cc\u0634 \u06a9\u0627\u0645\u0644\u060c \u0628\u0631\u0631\u0633\u06cc \u0645\u0648\u0627\u062f \u0648 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0641\u0646\u06cc \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f\u060c \u0628\u0647 \u0647\u0631 \u067e\u0631\u0648\u0698\u0647 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062a\u0627 \u0628\u0631 \u067e\u0627\u06cc\u0647\u200c\u0627\u06cc \u0642\u0648\u06cc\u200c\u062a\u0631 \u0634\u0631\u0648\u0639 \u0634\u0648\u062f. \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0645\u062c\u0645\u0648\u0639\u0647\u200c\u0627\u06cc \u0627\u0632 \u0634\u06cc\u0631\u0647\u0627\u06cc \u0645\u0647\u0646\u062f\u0633\u06cc \u0634\u062f\u0647 \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647\u060c \u0627\u0632 CTGV \u0628\u0627\u0632\u062f\u06cc\u062f \u06a9\u0646\u06cc\u062f \u0648 \u0628\u0627 \u0645\u062a\u062e\u0635\u0635\u0627\u0646\u06cc \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0627\u0632 \u062a\u0635\u0645\u06cc\u0645\u0627\u062a \u0634\u0645\u0627 \u062f\u0631 \u0645\u0648\u0631\u062f \u0622\u0628\u200c\u0628\u0646\u062f\u06cc \u0648 \u0645\u0648\u0627\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u06a9\u0646\u0646\u062f\u060c \u0627\u0631\u062a\u0628\u0627\u0637 \u0628\u0631\u0642\u0631\u0627\u0631 \u06a9\u0646\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\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/www.tgvalve.com\/fa\/contact\/\" style=\"background-color:#1b4ca2\" target=\"_blank\" rel=\"noreferrer noopener\">\u062f\u0631\u06cc\u0627\u0641\u062a \u067e\u06cc\u0634 \u0641\u0627\u06a9\u062a\u0648\u0631 \u0631\u0627\u06cc\u06af\u0627\u0646<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Choosing the right gasket for a butterfly valve gasket connection seems simple, but many EPC teams still face leaks, premature wear, or misalignment because of basic<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":2017,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2016","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-butterfly-valve"],"_links":{"self":[{"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/posts\/2016","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/comments?post=2016"}],"version-history":[{"count":1,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/posts\/2016\/revisions"}],"predecessor-version":[{"id":2021,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/posts\/2016\/revisions\/2021"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/media\/2017"}],"wp:attachment":[{"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/media?parent=2016"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/categories?post=2016"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tgvalve.com\/fa\/wp-json\/wp\/v2\/tags?post=2016"}],"curies":[{"name":"\u0648\u0631\u062f\u067e\u0631\u0633","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\u062a\u0641\u0633\u06cc\u0631 \u0646\u0627\u062f\u0631\u0633\u062a \u0627\u06cc\u0646 \u062a\u0641\u0627\u0648\u062a\u200c\u0647\u0627 \u0627\u063a\u0644\u0628 \u0645\u0646\u062c\u0631 \u0628\u0647 \u0641\u0634\u0631\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u0628\u06cc\u0634 \u0627\u0632 \u062d\u062f \u06cc\u0627 \u062a\u0627\u0628 \u0628\u0631\u062f\u0627\u0634\u062a\u0646 \u0646\u0634\u06cc\u0645\u0646\u06af\u0627\u0647\u200c\u0647\u0627 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u062f\u0631 \u0646\u062a\u06cc\u062c\u0647 \u0628\u0627\u0639\u062b \u062e\u0631\u0627\u0628\u06cc \u0632\u0648\u062f\u0647\u0646\u06af\u0627\u0645 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n\n\n\n\n\n
\n