{"id":3236,"date":"2025-05-15T14:03:03","date_gmt":"2025-05-15T06:03:03","guid":{"rendered":"https:\/\/www.ductileironsuppliers.com\/?p=3236"},"modified":"2025-05-30T10:57:07","modified_gmt":"2025-05-30T02:57:07","slug":"ductile-iron-flanged-ball-check-valves-design-installation-2025","status":"publish","type":"post","link":"https:\/\/www.ductileironsuppliers.com\/ar\/ductile-iron-flanged-ball-check-valves-design-installation-2025.html","title":{"rendered":"\u0635\u0645\u0627\u0645\u0627\u062a \u0641\u062d\u0635 \u0643\u0631\u0648\u064a\u0629 \u0630\u0627\u062a \u062d\u0648\u0627\u0641 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644: \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0648\u0627\u0644\u062a\u0631\u0643\u064a\u0628 2025"},"content":{"rendered":"<p>\u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0630\u0627\u062a \u0627\u0644\u062d\u0648\u0627\u0641 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0641\u064a \u0645\u062d\u0637\u0627\u062a \u0627\u0644\u0645\u064a\u0627\u0647 \u0648\u0627\u0644\u062a\u0643\u064a\u064a\u0641 \u0648\u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0644\u0645\u0646\u0639 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0639\u0643\u0633\u064a \u0645\u0639 \u062a\u0648\u0641\u064a\u0631 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0622\u0643\u0644 \u0648\u0645\u0639\u062f\u0644\u0627\u062a \u0636\u063a\u0637 \u0639\u0627\u0644\u064a\u0629 \u0648\u0635\u064a\u0627\u0646\u0629 \u0645\u0646\u062e\u0641\u0636\u0629. \u062a\u062a\u0645\u064a\u0632 \u0647\u0630\u0647 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0645\u062b\u0644 AWWA C508 \u0648API 6D \u0648EN 593 \u0628\u0647\u064a\u0643\u0644 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 \u0634\u062f\u064a\u062f \u0627\u0644\u062a\u062d\u0645\u0644\u060c \u0648\u0625\u063a\u0644\u0627\u0642 \u0643\u0631\u0648\u064a \u0645\u062d\u0645\u0644 \u0628\u0646\u0627\u0628\u0636 \u0623\u0648 \u064a\u0639\u0645\u0644 \u0628\u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629\u060c \u0648\u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u062d\u0648\u0627\u0641 \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 ANSI\/AWWA C110\u060c \u0648\u0645\u064a\u0632\u0627\u062a \u0627\u062e\u062a\u064a\u0627\u0631\u064a\u0629 \u0645\u062b\u0644 \u0627\u0644\u062d\u0648\u0627\u0641 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 \u0648\u0627\u0644\u062a\u062c\u0627\u0648\u064a\u0641 \u0627\u0644\u0645\u0628\u0637\u0646\u0629 \u0628\u0627\u0644\u0625\u064a\u0628\u0648\u0643\u0633\u064a. \u062a\u0634\u0645\u0644 \u0627\u0644\u0645\u0632\u0627\u064a\u0627 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0645\u0627\u0646\u0639 \u0627\u0644\u062a\u0633\u0631\u0628 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u060c \u0648\u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637\u060c \u0648\u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0645\u064a\u062f\u0627\u0646\u064a\u0629 \u063a\u064a\u0631 \u0627\u0644\u0645\u0639\u0642\u062f\u0629.<\/p>\n<figure id=\"attachment_3237\" aria-describedby=\"caption-attachment-3237\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/05\/t6h92-g2inw.webp\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-3237\" src=\"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/05\/t6h92-g2inw.webp\" alt=\"\u0635\u0645\u0627\u0645\u0627\u062a \u0641\u062d\u0635 \u0643\u0631\u0648\u064a\u0629 \u0630\u0627\u062a \u062d\u0648\u0627\u0641 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644\" width=\"600\" height=\"600\" srcset=\"https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/05\/t6h92-g2inw.webp 600w, https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/05\/t6h92-g2inw-300x300.webp 300w, https:\/\/www.ductileironsuppliers.com\/wp-content\/uploads\/2025\/05\/t6h92-g2inw-150x150.webp 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><figcaption id=\"caption-attachment-3237\" class=\"wp-caption-text\">\u0635\u0645\u0627\u0645\u0627\u062a \u0641\u062d\u0635 \u0643\u0631\u0648\u064a\u0629 \u0630\u0627\u062a \u062d\u0648\u0627\u0641 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644<\/figcaption><\/figure>\n<h2 class=\"\" data-start=\"1342\" data-end=\"1374\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\">I. \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0648\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a<\/h2>\n<p class=\"\" data-start=\"1376\" data-end=\"1516\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\">\u064a\u062c\u0628 \u0623\u0646 \u062a\u0641\u064a \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0630\u0627\u062a \u0627\u0644\u062d\u0648\u0627\u0641 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 \u0630\u0627\u062a \u0627\u0644\u062d\u0648\u0627\u0641 \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0628\u0645\u0639\u0627\u064a\u064a\u0631 \u0648\u0637\u0646\u064a\u0629 \u0648\u062f\u0648\u0644\u064a\u0629 \u0645\u062a\u0639\u062f\u062f\u0629 \u0644\u0636\u0645\u0627\u0646 \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0648\u0642\u0627\u0628\u0644\u064a\u0629 \u0627\u0644\u062a\u0628\u0627\u062f\u0644:<\/p>\n<ul data-start=\"1518\" data-end=\"2429\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<li class=\"\" data-start=\"1518\" data-end=\"1752\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"1520\" data-end=\"1752\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"1520\" data-end=\"1533\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">AWWA C508<\/strong> - \"\u0635\u0645\u0627\u0645\u0627\u062a \u0641\u062d\u0635 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0645\u0642\u0627\u0639\u062f \u0627\u0644\u0645\u0631\u0646\u0629 \u0648\u0627\u0644\u0645\u0642\u0627\u0639\u062f \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0623\u0644\u0648\u0645\u0646\u064a\u0648\u0645 \u0648\u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0630\u0627\u062a \u0627\u0644\u0645\u0642\u0627\u0639\u062f \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0644\u062e\u062f\u0645\u0629 \u0645\u062d\u0637\u0627\u062a \u0627\u0644\u0645\u064a\u0627\u0647\" \u062a\u062d\u062f\u062f \u0627\u0644\u0647\u064a\u0643\u0644 \u0627\u0644\u0645\u0635\u0646\u0648\u0639 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 \u0648\u0627\u0644\u0645\u0642\u0627\u0639\u062f \u0627\u0644\u0645\u0631\u0646\u0629 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0645\u0637\u0627\u0637 \u0627\u0644\u0635\u0646\u0627\u0639\u064a \u0627\u0644\u0645\u0631\u0646 \u0648\u0636\u063a\u0648\u0637 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u062d\u062a\u0649 400 \u0631\u0637\u0644 \u0641\u064a \u0627\u0644\u0628\u0648\u0635\u0629 \u0627\u0644\u0645\u0631\u0628\u0639\u0629.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1753\" data-end=\"1922\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"1755\" data-end=\"1922\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"1755\" data-end=\"1765\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">API 6D<\/strong> - \u064a\u063a\u0637\u064a \"\u0635\u0645\u0627\u0645\u0627\u062a \u062e\u0637\u0648\u0637 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628\" \u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0627\u0644\u0645\u0627\u0633\u0643\u0627\u062a \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0644\u0644\u062a\u0646\u0642\u064a\u0628 \u0639\u0646 \u0627\u0644\u0646\u0641\u0637 \u0648\u0627\u0644\u063a\u0627\u0632\u060c \u0645\u0639 \u0625\u0644\u0632\u0627\u0645\u064a\u0629 \u0625\u062c\u0631\u0627\u0621 \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0623\u062f\u0627\u0621 \u062a\u0635\u0644 \u0625\u0644\u0649 2000 \u0631\u0637\u0644 \u0644\u0643\u0644 \u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1923\" data-end=\"2104\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"1925\" data-end=\"2104\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"1925\" data-end=\"1935\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">EN 593<\/strong> - \u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0623\u0648\u0631\u0648\u0628\u064a \u0644\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0644\u0627\u0627\u0631\u062a\u062f\u0627\u062f\u064a\u0629 \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0641\u062d\u0635\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0643\u0631\u0648\u064a\u060c \u0645\u0639 \u0623\u0637\u0631\u0627\u0641 \u0630\u0627\u062a \u062d\u0648\u0627\u0641 \u062d\u0633\u0628 EN 1092-2 \u0648\u0641\u0626\u0627\u062a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u062d\u062a\u0649 200 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2105\" data-end=\"2271\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"2107\" data-end=\"2271\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"2107\" data-end=\"2128\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">ISO 5752 \/ EN 558<\/strong> - \u064a\u062d\u062f\u062f \u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0648\u062c\u0647\u064b\u0627 \u0644\u0648\u062c\u0647 \u0648\u0627\u0644\u0623\u0637\u0648\u0627\u0644 \u0645\u0646 \u0637\u0631\u0641 \u0625\u0644\u0649 \u0637\u0631\u0641 \u0644\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u062d\u0648\u0627\u0641 (\u0627\u0644\u0623\u0646\u0645\u0627\u0637 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0648\u0627\u0644\u0637\u0648\u064a\u0644\u0629).<\/p>\n<\/li>\n<li class=\"\" data-start=\"2272\" data-end=\"2429\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"2274\" data-end=\"2429\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"2274\" data-end=\"2287\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">MSS SP-61<\/strong> - \u064a\u063a\u0637\u064a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0636\u063a\u0637 \u0644\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0645\u0639\u062f\u0644\u0627\u062a \u0627\u0644\u062a\u0633\u0631\u0628 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627 \u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0642\u0639\u062f \u0648\u0627\u0644\u063a\u0637\u0627\u0621.<\/p>\n<\/li>\n<\/ul>\n<p class=\"\" data-start=\"2431\" data-end=\"2580\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\">\u062a\u0636\u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0645\u0639\u064b\u0627 \u0623\u0646 \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0643\u0631\u0648\u064a 6 \u2033 AWWA C508 \u0645\u0646 \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 A \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062d\u0644 \u0645\u062d\u0644 \u0648\u0627\u062d\u062f \u0645\u0646 \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 B \u062f\u0648\u0646 \u062a\u0639\u062f\u064a\u0644\u0627\u062a \u0641\u064a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628.<\/p>\n<h2 class=\"\" data-start=\"2587\" data-end=\"2618\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\">\u062b\u0627\u0646\u064a\u0627\u064b. \u0627\u0644\u0645\u0648\u0627\u062f \u0648\u0627\u0644\u0628\u0646\u0627\u0621<\/h2>\n<h3 class=\"\" data-start=\"2620\" data-end=\"2642\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\">1. \u0627\u0644\u0647\u064a\u0643\u0644 \u0648\u063a\u0637\u0627\u0621 \u0627\u0644\u0645\u062d\u0631\u0643<\/h3>\n<ul data-start=\"2643\" data-end=\"2951\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<li class=\"\" data-start=\"2643\" data-end=\"2794\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"2645\" data-end=\"2794\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"2645\" data-end=\"2673\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 (ASTM A536)<\/strong>: <a href=\"https:\/\/www.ductileironsuppliers.com\/ar\/what-is-65-45-12-ductile-iron-equivalent-to.html\/\">\u0627\u0644\u062f\u0631\u062c\u0629 65-45-12<\/a> \u0623\u0648 <a href=\"https:\/\/www.ductileironsuppliers.com\/ar\/what-is-astm-a536-grade-70-50-05-ductile-iron.html\/\">70-50-05<\/a> \u0644\u0642\u0648\u0629 \u0627\u0644\u0634\u062f \u0627\u0644\u0639\u0627\u0644\u064a\u0629 (65-70 \u0643\u0633\u064a) \u0648\u0627\u0644\u0644\u064a\u0648\u0646\u0629.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2795\" data-end=\"2951\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"2797\" data-end=\"2951\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"2797\" data-end=\"2809\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\u0627\u0644\u0637\u0644\u0627\u0621\u0627\u062a<\/strong>: \u0625\u064a\u0628\u0648\u0643\u0633\u064a \u0645\u0644\u062a\u0635\u0642 \u0628\u0627\u0644\u0627\u0646\u062f\u0645\u0627\u062c (\u2265 250 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631) \u062f\u0627\u062e\u0644\u064a\u064b\u0627 \u0644\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062a\u0622\u0643\u0644\u061b \u0637\u0644\u0627\u0621 \u062e\u0627\u0631\u062c\u064a \u0648\u0641\u0642\u064b\u0627 \u0644\u0640 AWWA C550.<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"2953\" data-end=\"2973\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\">2. \u0627\u0644\u0643\u0631\u0629 \u0648\u0627\u0644\u0645\u0642\u0639\u062f<\/h3>\n<ul data-start=\"2974\" data-end=\"3326\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<li class=\"\" data-start=\"2974\" data-end=\"3133\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"2976\" data-end=\"3133\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"2976\" data-end=\"2984\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\u0627\u0644\u0643\u0631\u0629<\/strong>: 316 SS \u0623\u0648 17-4PH \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 \u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629\u060c \u0645\u0635\u0642\u0648\u0644 \u062d\u062a\u0649 0.4 \u0645\u064a\u0643\u0631\u0648\u0645\u062a\u0631 \u0644\u0636\u0645\u0627\u0646 \u0625\u062d\u0643\u0627\u0645 \u0627\u0644\u0625\u063a\u0644\u0627\u0642.<\/p>\n<\/li>\n<li class=\"\" data-start=\"3134\" data-end=\"3326\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"3136\" data-end=\"3326\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3136\" data-end=\"3144\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\u0627\u0644\u0645\u0642\u0639\u062f<\/strong>: \u0627\u0644\u0645\u0637\u0627\u0637 \u0627\u0644\u0635\u0646\u0627\u0639\u064a EPDM \u0623\u0648 \u0627\u0644\u0645\u0637\u0627\u0637 \u0627\u0644\u0635\u0646\u0627\u0639\u064a PTFE \u0627\u0644\u0645\u0631\u062a\u0628\u0637 \u0628\u062d\u0644\u0642\u0629 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 \u0623\u0648 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623\u060c \u0645\u0645\u0627 \u064a\u0648\u0641\u0631 \u0625\u062d\u0643\u0627\u0645\u064b\u0627 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u062d\u062a\u0649 150 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (PTFE) \u0623\u0648 70 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (EPDM).<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"3328\" data-end=\"3353\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\">3. \u0627\u0644\u0632\u062e\u0627\u0631\u0641 \u0648\u0627\u0644\u0645\u062b\u0628\u062a\u0627\u062a<\/h3>\n<ul data-start=\"3354\" data-end=\"3639\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<li class=\"\" data-start=\"3354\" data-end=\"3497\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"3356\" data-end=\"3497\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3356\" data-end=\"3367\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\u0627\u0644\u064a\u0646\u0627\u0628\u064a\u0639<\/strong> (\u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0645\u062d\u0645\u0644\u0629 \u0628\u0646\u0627\u0628\u0636): Hastelloy C \u0623\u0648 316 SS \u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0622\u0643\u0644 \u0648\u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0642\u0648\u0629 \u0627\u0644\u0625\u063a\u0644\u0627\u0642.<\/p>\n<\/li>\n<li class=\"\" data-start=\"3498\" data-end=\"3639\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"3500\" data-end=\"3639\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3500\" data-end=\"3511\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\u0627\u0644\u062a\u062b\u0628\u064a\u062a<\/strong>: \u0645\u0633\u0627\u0645\u064a\u0631 ASTM A193 B7 \u0645\u0639 \u0635\u0648\u0627\u0645\u064a\u0644 ASTM A194 2H\u060c \u0645\u0637\u0644\u064a\u0629 \u0628\u0627\u0644\u0632\u0646\u0643 \u0623\u0648 316 SS \u0644\u0644\u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u062d\u0648\u0627\u0641.<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"3641\" data-end=\"3665\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\">4. \u0627\u0644\u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629<\/h3>\n<ul data-start=\"3666\" data-end=\"3964\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<li class=\"\" data-start=\"3666\" data-end=\"3807\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"3668\" data-end=\"3807\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3668\" data-end=\"3679\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\u0627\u0644\u0634\u0641\u0627\u0647<\/strong>: ANSI\/AWWA C110\/A21.10 \u0645\u0646 \u0627\u0644\u0641\u0626\u0629 150\u060c \u0645\u062b\u0642\u0648\u0628\u0629 \u062d\u0633\u0628 ASME B16.1\u061b \u0634\u0641\u0627\u0647 \u0627\u062e\u062a\u064a\u0627\u0631\u064a\u0629 \u0645\u0646 \u0627\u0644\u0641\u0626\u0629 125.<\/p>\n<\/li>\n<li class=\"\" data-start=\"3808\" data-end=\"3964\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\n<p class=\"\" data-start=\"3810\" data-end=\"3964\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\" data-immersive-translate-paragraph=\"1\"><strong data-start=\"3810\" data-end=\"3821\" data-immersive-translate-walked=\"06dc8b50-540c-4ec8-9497-895719a430e4\">\u0627\u0644\u062d\u0634\u064a\u0627\u062a<\/strong>: \u062d\u0634\u064a\u0627\u062a \u0630\u0627\u062a \u0648\u062c\u0647 \u0643\u0627\u0645\u0644 \u0623\u0648 \u062d\u0634\u064a\u0627\u062a \u0630\u0627\u062a \u0648\u062c\u0647 \u0645\u0631\u0641\u0648\u0639 \u062d\u0633\u0628 \u0645\u0639\u064a\u0627\u0631 AWWA Gasket Standard\u060c \u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u062a\u0643\u0648\u0646 \u0645\u0646 \u0645\u0627\u062f\u0629 EPDM \u0645\u0639 \u0645\u0627\u062f\u0629 SBR \u0627\u0644\u0631\u0627\u0628\u0637\u0629.<\/p>\n<\/li>\n<\/ul>\n<h2 class=\"\" data-start=\"358\" data-end=\"383\">\u062b\u0627\u0644\u062b\u0627\u064b. \u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0627\u0644\u062a\u0635\u0645\u064a\u0645<\/h2>\n<p class=\"\" data-start=\"385\" data-end=\"545\">\u062a\u0633\u062a\u062e\u062f\u0645 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0639\u0636\u0648 \u0625\u063a\u0644\u0627\u0642 \u0643\u0631\u0648\u064a (\"\u0627\u0644\u0643\u0631\u0629\") \u064a\u062a\u062d\u0631\u0643 \u0645\u062d\u0648\u0631\u064a\u064b\u0627 \u0644\u0644\u0633\u0645\u0627\u062d \u0628\u0627\u0644\u062a\u062f\u0641\u0642 \u0648\u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0625\u063a\u0644\u0627\u0642 \u0641\u064a \u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0639\u0643\u0633\u064a. \u0648\u062a\u0634\u0645\u0644 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0645\u0627 \u064a\u0644\u064a:<\/p>\n<ul data-start=\"547\" data-end=\"1266\">\n<li class=\"\" data-start=\"547\" data-end=\"714\">\n<p class=\"\" data-start=\"549\" data-end=\"714\"><strong data-start=\"549\" data-end=\"585\">\u062a\u0639\u0645\u0644 \u0628\u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629 (\u0643\u0631\u0629 \u063a\u0627\u0631\u0642\u0629):<\/strong> \u0623\u062b\u0642\u0644 \u0627\u0644\u0645\u0642\u0627\u0639\u062f \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0628\u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629\u060c \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0623\u0641\u0642\u064a\u061b \u0628\u0633\u064a\u0637\u0629 \u0648\u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u062a\u0643\u0644\u0641\u0629.<\/p>\n<\/li>\n<li class=\"\" data-start=\"715\" data-end=\"903\">\n<p class=\"\" data-start=\"717\" data-end=\"903\"><strong data-start=\"717\" data-end=\"751\">\u0645\u062d\u0645\u0644\u0629 \u0628\u0646\u0627\u0628\u0636 (\u0643\u0631\u0629 \u0639\u0627\u0626\u0645\u0629):<\/strong> \u0632\u0646\u0628\u0631\u0643 \u064a\u0633\u0627\u0639\u062f \u0639\u0644\u0649 \u0627\u0644\u0625\u063a\u0644\u0627\u0642 \u0627\u0644\u0633\u0631\u064a\u0639 \u0648\u064a\u0633\u0645\u062d \u0628\u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0631\u0623\u0633\u064a\u061b \u0645\u062b\u0627\u0644\u064a \u0644\u0644\u0633\u0648\u0627\u0626\u0644 \u0627\u0644\u0644\u0632\u062c\u0629 \u0623\u0648 \u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0645\u0646\u062e\u0641\u0636.<\/p>\n<\/li>\n<li class=\"\" data-start=\"904\" data-end=\"1077\">\n<p class=\"\" data-start=\"906\" data-end=\"1077\"><strong data-start=\"906\" data-end=\"947\">\u0643\u0631\u0629 \u0645\u0631\u062c\u062d\u0629 \u0645\u0639 \u062d\u0631\u0643\u0629 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0639\u062f\u064a\u0644:<\/strong> \u064a\u062c\u0645\u0639 \u0628\u064a\u0646 \u0627\u0644\u0646\u0627\u0628\u0636 \u0648\u0627\u0644\u0648\u0632\u0646\u060c \u0648\u0636\u0628\u0637 \u0642\u0648\u0629 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0636\u0628\u0637 \u0648\u0645\u0633\u0627\u0641\u0629 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644 \u0644\u062e\u062f\u0645\u0629 \u0645\u062d\u062f\u062f\u0629.<\/p>\n<\/li>\n<li class=\"\" data-start=\"1078\" data-end=\"1266\">\n<p class=\"\" data-start=\"1080\" data-end=\"1266\"><strong data-start=\"1080\" data-end=\"1122\">\u0627\u0644\u062e\u062a\u0645 \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u062e\u062a\u0645 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647:<\/strong> \u0645\u0639\u0638\u0645 \u0627\u0644\u062a\u0635\u0627\u0645\u064a\u0645 \u0645\u062d\u0643\u0645\u0629 \u0627\u0644\u063a\u0644\u0642 \u0641\u064a \u0627\u062a\u062c\u0627\u0647 \u062a\u062f\u0641\u0642 \u0648\u0627\u062d\u062f\u061b \u0648\u062a\u0648\u0641\u0631 \u0627\u0644\u062a\u0635\u0627\u0645\u064a\u0645 \u0627\u0644\u062e\u0627\u0635\u0629 \u0630\u0627\u062a \u0627\u0644\u0645\u0642\u0627\u0639\u062f \u0627\u0644\u0645\u0631\u0646\u0629 \u0625\u062d\u0643\u0627\u0645\u064b\u0627 \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647.<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"1268\" data-end=\"1326\">\u0627\u0644\u062c\u062f\u0648\u0644 1. \u0645\u062a\u063a\u064a\u0631\u0627\u062a \u0635\u0645\u0627\u0645 \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0643\u0631\u0648\u064a \u0648\u062e\u0635\u0627\u0626\u0635\u0647<\/h3>\n<div class=\"_tableContainer_16hzy_1\">\n<div class=\"_tableWrapper_16hzy_14 group flex w-fit flex-col-reverse\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1328\" data-end=\"2062\">\n<thead data-start=\"1328\" data-end=\"1432\">\n<tr data-start=\"1328\" data-end=\"1432\">\n<th data-start=\"1328\" data-end=\"1354\" data-col-size=\"sm\">\u0627\u0644\u0645\u064a\u0632\u0629<\/th>\n<th data-start=\"1354\" data-end=\"1379\" data-col-size=\"sm\">\u0627\u0644\u0643\u0631\u0629 \u0627\u0644\u063a\u0627\u0631\u0642\u0629 (\u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629)<\/th>\n<th data-start=\"1379\" data-end=\"1404\" data-col-size=\"sm\">\u0643\u0631\u0629 \u0639\u0627\u0626\u0645\u0629 (\u0632\u0646\u0628\u0631\u0643\u064a\u0629)<\/th>\n<th data-start=\"1404\" data-end=\"1432\" data-col-size=\"sm\">\u0643\u0631\u0629 \u0645\u0631\u062c\u062d\u0629\/\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0639\u062f\u064a\u0644<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"1538\" data-end=\"2062\">\n<tr data-start=\"1538\" data-end=\"1642\">\n<td data-start=\"1538\" data-end=\"1564\" data-col-size=\"sm\">\u0627\u0644\u062a\u0648\u062c\u064a\u0647<\/td>\n<td data-col-size=\"sm\" data-start=\"1564\" data-end=\"1589\">\u0623\u0641\u0642\u064a \u0641\u0642\u0637<\/td>\n<td data-col-size=\"sm\" data-start=\"1589\" data-end=\"1614\">\u0623\u0641\u0642\u064a\u064b\u0627 \u0648\u0639\u0645\u0648\u062f\u064a\u064b\u0627<\/td>\n<td data-col-size=\"sm\" data-start=\"1614\" data-end=\"1642\">\u0623\u0641\u0642\u064a\u064b\u0627 \u0648\u0639\u0645\u0648\u062f\u064a\u064b\u0627<\/td>\n<\/tr>\n<tr data-start=\"1643\" data-end=\"1747\">\n<td data-start=\"1643\" data-end=\"1669\" data-col-size=\"sm\">\u0633\u0631\u0639\u0629 \u0627\u0644\u0625\u063a\u0644\u0627\u0642<\/td>\n<td data-col-size=\"sm\" data-start=\"1669\" data-end=\"1694\">\u0645\u0639\u062a\u062f\u0644<\/td>\n<td data-col-size=\"sm\" data-start=\"1694\" data-end=\"1719\">\u0633\u0631\u064a\u0639<\/td>\n<td data-col-size=\"sm\" data-start=\"1719\" data-end=\"1747\">\u0642\u0627\u0628\u0644 \u0644\u0644\u0636\u0628\u0637<\/td>\n<\/tr>\n<tr data-start=\"1748\" data-end=\"1852\">\n<td data-start=\"1748\" data-end=\"1774\" data-col-size=\"sm\">\u0645\u0646\u0639 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0639\u0643\u0633\u064a<\/td>\n<td data-col-size=\"sm\" data-start=\"1774\" data-end=\"1799\">\u062c\u064a\u062f<\/td>\n<td data-col-size=\"sm\" data-start=\"1799\" data-end=\"1824\">\u0645\u0645\u062a\u0627\u0632<\/td>\n<td data-col-size=\"sm\" data-start=\"1824\" data-end=\"1852\">\u0645\u0645\u062a\u0627\u0632<\/td>\n<\/tr>\n<tr data-start=\"1853\" data-end=\"1957\">\n<td data-start=\"1853\" data-end=\"1879\" data-col-size=\"sm\">\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0645\u0646 \u0627\u0644\u062a\u062f\u0641\u0642 \u0644\u0644\u0625\u063a\u0644\u0627\u0642<\/td>\n<td data-col-size=\"sm\" data-start=\"1879\" data-end=\"1904\">\u0623\u0639\u0644\u0649 (\u0625\u0633\u0642\u0627\u0637 \u0627\u0644\u0643\u0631\u0629)<\/td>\n<td data-col-size=\"sm\" data-start=\"1904\" data-end=\"1929\">\u0623\u0642\u0644 (\u0645\u0633\u0627\u0639\u062f \u0627\u0644\u0632\u0646\u0628\u0631\u0643)<\/td>\n<td data-col-size=\"sm\" data-start=\"1929\" data-end=\"1957\">\u0642\u0627\u0628\u0644 \u0644\u0644\u062a\u0639\u062f\u064a\u0644<\/td>\n<\/tr>\n<tr data-start=\"1958\" data-end=\"2062\">\n<td data-start=\"1958\" data-end=\"1984\" data-col-size=\"sm\">\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629<\/td>\n<td data-col-size=\"sm\" data-start=\"1984\" data-end=\"2009\">\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u064a\u0627\u0647 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/td>\n<td data-col-size=\"sm\" data-start=\"2009\" data-end=\"2034\">\u0632\u064a\u062a\u060c \u0637\u064a\u0646\u060c \u0644\u0632\u062c<\/td>\n<td data-col-size=\"sm\" data-start=\"2034\" data-end=\"2062\">\u0627\u0644\u062e\u062f\u0645\u0627\u062a \u0627\u0644\u0645\u062a\u062e\u0635\u0635\u0629<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"sticky end-(--thread-content-margin) h-0 self-end select-none\">\n<div class=\"absolute end-0 flex items-end\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"\" data-start=\"2064\" data-end=\"2180\"><em data-start=\"2064\" data-end=\"2142\">\u0627\u0644\u062c\u062f\u0648\u0644 1. \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u064a\u0646 \u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0630\u0627\u062a \u0627\u0644\u062d\u0648\u0627\u0641 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644.<\/em><\/p>\n<h2 class=\"\" data-start=\"2187\" data-end=\"2221\">\u0631\u0627\u0628\u0639\u064b\u0627. \u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0623\u062f\u0627\u0621<\/h2>\n<h3 class=\"\" data-start=\"2223\" data-end=\"2262\">1. \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0627\u0644\u0636\u063a\u0637 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/h3>\n<p class=\"\" data-start=\"2263\" data-end=\"2331\">\u0635\u0645\u0627\u0645\u0627\u062a \u0641\u062d\u0635 \u0643\u0631\u0648\u064a\u0629 \u0630\u0627\u062a \u062d\u0648\u0627\u0641 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 \u0630\u0627\u062a \u062d\u0648\u0627\u0641 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 \u0648\u0641\u0642\u064b\u0627 \u0644\u0640 AWWA C508 \u0645\u0635\u0646\u0641\u0629 \u062d\u062a\u0649:<\/p>\n<ul data-start=\"2332\" data-end=\"2763\">\n<li class=\"\" data-start=\"2332\" data-end=\"2462\">\n<p class=\"\" data-start=\"2334\" data-end=\"2462\"><strong data-start=\"2334\" data-end=\"2355\">\u0636\u063a\u0637 \u0627\u0644\u0639\u0645\u0644:<\/strong> 150-300 \u0631\u0637\u0644\/\u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629 (10-20 \u0628\u0627\u0631) \u062d\u0633\u0628 \u0627\u0644\u0637\u0631\u0627\u0632 \u0648\u0627\u0644\u0643\u0631\u0629\/\u0627\u0644\u0645\u0642\u0639\u062f.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2463\" data-end=\"2586\">\n<p class=\"\" data-start=\"2465\" data-end=\"2586\"><strong data-start=\"2465\" data-end=\"2486\">\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0633\u062a\u0627\u062a\u064a\u0643\u064a:<\/strong> \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0642\u0634\u0631\u0629 \u0639\u0646\u062f 1.5 \u00d7 \u0642\u0648\u0629 \u062f\u0641\u0639 1.5 \u00d7 \u0642\u0648\u0629 \u062f\u0641\u0639 1.25 \u00d7 \u0642\u0648\u0629 \u062f\u0641\u0639 1.25 \u00d7 \u0642\u0648\u0629 \u062f\u0641\u0639 1.25 \u00d7 \u0642\u0648\u0629 \u062f\u0641\u0639 \u062d\u0633\u0628 MSS SP-61.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2587\" data-end=\"2763\">\n<p class=\"\" data-start=\"2589\" data-end=\"2613\"><strong data-start=\"2589\" data-end=\"2611\">\u0646\u0637\u0627\u0642 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629:<\/strong><\/p>\n<ul data-start=\"2616\" data-end=\"2763\">\n<li class=\"\" data-start=\"2616\" data-end=\"2688\">\n<p class=\"\" data-start=\"2618\" data-end=\"2688\">\u0645\u0642\u0627\u0639\u062f EPDM: \u0645\u0646 -10 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629 \u0625\u0644\u0649 +120 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629.<\/p>\n<\/li>\n<li class=\"\" data-start=\"2691\" data-end=\"2763\">\n<p class=\"\" data-start=\"2693\" data-end=\"2763\">\u0645\u0642\u0627\u0639\u062f PTFE: -40 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0625\u0644\u0649 +200 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"2765\" data-end=\"2795\">2. \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u062f\u0641\u0642 (Cv)<\/h3>\n<p class=\"\" data-start=\"2796\" data-end=\"2857\">\u062a\u0648\u0641\u0631 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0643\u0631\u0648\u064a\u0629 Cv \u0639\u0627\u0644\u064a\u0629 \u0628\u0633\u0628\u0628 \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0645\u0646 \u0627\u0644\u0627\u0646\u0633\u062f\u0627\u062f:<\/p>\n<ul data-start=\"2858\" data-end=\"2997\">\n<li class=\"\" data-start=\"2858\" data-end=\"2997\">\n<p class=\"\" data-start=\"2860\" data-end=\"2997\"><strong data-start=\"2860\" data-end=\"2893\">Kv \u2248 0.9 \u00d7 \u0642\u0637\u0631 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 (\u0645\u0645)<\/strong> \u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u0645\u0641\u062a\u0648\u062d\u0629 \u0628\u0627\u0644\u0643\u0627\u0645\u0644\u060c \u0648\u062a\u062a\u0641\u0648\u0642 \u0639\u0644\u0649 \u0627\u0644\u0641\u062d\u0648\u0635\u0627\u062a \u0627\u0644\u0645\u062a\u0623\u0631\u062c\u062d\u0629 \u0641\u064a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0636\u064a\u0642\u0629.<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"2999\" data-end=\"3021\">3. \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637<\/h3>\n<p class=\"\" data-start=\"3022\" data-end=\"3178\">\u064a\u0628\u0644\u063a \u2206P \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a \u0639\u0646\u062f \u062a\u062f\u0641\u0642 2 \u0645\/\u062b\u0627\u0646\u064a\u0629 &lt; 0.1 \u0628\u0627\u0631 \u0644\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0645\u0641\u062a\u0648\u062d\u0629 \u0628\u0627\u0644\u0643\u0627\u0645\u0644\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647\u0627 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062d\u0633\u0627\u0633\u0629 \u0644\u0644\u0637\u0627\u0642\u0629.<\/p>\n<h2 class=\"\" data-start=\"3185\" data-end=\"3218\">V. \u0623\u0641\u0636\u0644 \u0645\u0645\u0627\u0631\u0633\u0627\u062a \u0627\u0644\u062a\u062b\u0628\u064a\u062a<\/h2>\n<p class=\"\" data-start=\"3220\" data-end=\"3277\">\u064a\u0632\u064a\u062f \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0633\u0644\u064a\u0645 \u0645\u0646 \u0639\u0645\u0631 \u0627\u0644\u0635\u0645\u0627\u0645 \u0648\u0645\u0648\u062b\u0648\u0642\u064a\u062a\u0647 \u0625\u0644\u0649 \u0623\u0642\u0635\u0649 \u062d\u062f:<\/p>\n<ol data-start=\"3279\" data-end=\"4319\">\n<li class=\"\" data-start=\"3279\" data-end=\"3453\">\n<p class=\"\" data-start=\"3282\" data-end=\"3314\"><strong data-start=\"3282\" data-end=\"3312\">\u0645\u062d\u0627\u0630\u0627\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u062f\u0639\u0645\u0647\u0627<\/strong><\/p>\n<ul data-start=\"3318\" data-end=\"3453\">\n<li class=\"\" data-start=\"3318\" data-end=\"3453\">\n<p class=\"\" data-start=\"3320\" data-end=\"3453\">\u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0627\u0644\u0635\u0645\u0627\u0645 \u0645\u062f\u0639\u0648\u0645 \u0628\u0634\u0643\u0644 \u0645\u0633\u062a\u0642\u0644\u061b \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0624\u062f\u064a \u0625\u062c\u0647\u0627\u062f \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0625\u0644\u0649 \u062a\u0634\u0648\u064a\u0647 \u0627\u0644\u062c\u0633\u0645 \u0648\u0625\u0639\u0627\u0642\u0629 \u0627\u0644\u062a\u062b\u0628\u064a\u062a.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li class=\"\" data-start=\"3455\" data-end=\"3739\">\n<p class=\"\" data-start=\"3458\" data-end=\"3475\"><strong data-start=\"3458\" data-end=\"3473\">\u0627\u0644\u062a\u0648\u062c\u064a\u0647<\/strong><\/p>\n<ul data-start=\"3479\" data-end=\"3739\">\n<li class=\"\" data-start=\"3479\" data-end=\"3584\">\n<p class=\"\" data-start=\"3481\" data-end=\"3584\"><strong data-start=\"3481\" data-end=\"3508\">\u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629 (\u0643\u0631\u0629 \u063a\u0627\u0631\u0642\u0629):<\/strong> \u0627\u0644\u062c\u0633\u0645 \u0623\u0641\u0642\u064a\u064b\u0627\u060c \u0648\u0627\u0644\u0633\u0647\u0645 \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0627\u0644\u0645\u0635\u0628\u061b \u064a\u062c\u0628 \u0623\u0646 \u062a\u0633\u062a\u0642\u0631 \u0627\u0644\u0643\u0631\u0629 \u062a\u062d\u062a \u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629.<\/p>\n<\/li>\n<li class=\"\" data-start=\"3588\" data-end=\"3739\">\n<p class=\"\" data-start=\"3590\" data-end=\"3739\"><strong data-start=\"3590\" data-end=\"3617\">\u0632\u0646\u0628\u0631\u0643 (\u0643\u0631\u0629 \u0639\u0627\u0626\u0645\u0629):<\/strong> \u064a\u0645\u0643\u0646 \u062a\u0631\u0643\u064a\u0628\u0647\u0627 \u0631\u0623\u0633\u064a\u064b\u0627 (\u0627\u0644\u062a\u062f\u0641\u0642 \u0644\u0623\u0639\u0644\u0649) \u0623\u0648 \u0623\u0641\u0642\u064a\u064b\u0627\u061b \u0631\u0627\u062c\u0639 \u0625\u0631\u0634\u0627\u062f\u0627\u062a \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li class=\"\" data-start=\"3741\" data-end=\"3913\">\n<p class=\"\" data-start=\"3744\" data-end=\"3775\"><strong data-start=\"3744\" data-end=\"3773\">\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645<\/strong><\/p>\n<ul data-start=\"3779\" data-end=\"3913\">\n<li class=\"\" data-start=\"3779\" data-end=\"3913\">\n<p class=\"\" data-start=\"3781\" data-end=\"3913\">\u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u2265 5 \u00d7 DN \u0641\u064a \u0623\u0639\u0644\u0649 \u0627\u0644\u0645\u062c\u0631\u0649 \u06482 \u00d7 DN \u0641\u064a \u0623\u0633\u0641\u0644 \u0627\u0644\u0645\u062c\u0631\u0649 \u0644\u0644\u062a\u062f\u0641\u0642 \u063a\u064a\u0631 \u0627\u0644\u0645\u0636\u0637\u0631\u0628\u060c \u0648\u0641\u0642\u064b\u0627 \u0644\u0625\u0631\u0634\u0627\u062f\u0627\u062a DFT.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li class=\"\" data-start=\"3915\" data-end=\"4155\">\n<p class=\"\" data-start=\"3918\" data-end=\"3947\"><strong data-start=\"3918\" data-end=\"3945\">\u062d\u0634\u064a\u0629 \u0627\u0644\u0634\u0641\u0629 \u0648\u0627\u0644\u0628\u0631\u0627\u063a\u064a<\/strong><\/p>\n<ul data-start=\"3951\" data-end=\"4155\">\n<li class=\"\" data-start=\"3951\" data-end=\"4155\">\n<p class=\"\" data-start=\"3953\" data-end=\"4155\">\u0627\u0633\u062a\u062e\u062f\u0645 \u062d\u0634\u064a\u0629 \u0645\u062a\u0648\u0627\u0641\u0642\u0629 (EPDM camprofile \u0644\u0634\u0641\u0627\u0647 AWWA) \u0648\u0639\u0632\u0645 \u062f\u0648\u0631\u0627\u0646 \u0627\u0644\u0628\u0631\u0627\u063a\u064a \u0628\u0634\u0643\u0644 \u0645\u0648\u062d\u062f \u0641\u064a \u0646\u0645\u0637 \u0646\u062c\u0645\u0629 \u0625\u0644\u0649 70-90 \u0642\u062f\u0645-\u0631\u0637\u0644 \u0644\u0644\u0623\u062d\u062c\u0627\u0645 2 \u2033 - 8\u2033\u061b \u0627\u0644\u0623\u062d\u062c\u0627\u0645 \u0627\u0644\u0623\u0643\u0628\u0631 \u062d\u0633\u0628 \u062c\u062f\u0627\u0648\u0644 OEM.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li class=\"\" data-start=\"4157\" data-end=\"4319\">\n<p class=\"\" data-start=\"4160\" data-end=\"4179\"><strong data-start=\"4160\" data-end=\"4177\">\u0627\u0644\u062a\u0643\u0644\u064a\u0641<\/strong><\/p>\n<ul data-start=\"4183\" data-end=\"4319\">\n<li class=\"\" data-start=\"4183\" data-end=\"4319\">\n<p class=\"\" data-start=\"4185\" data-end=\"4319\">\u0642\u0645 \u0628\u063a\u0633\u0644 \u0627\u0644\u062e\u0637 \u0642\u0628\u0644 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u061b \u0642\u0645 \u0628\u062a\u062f\u0648\u064a\u0631 \u0627\u0644\u0635\u0645\u0627\u0645 \u0641\u064a \u0638\u0631\u0648\u0641 \u0639\u062f\u0645 \u0627\u0644\u062a\u062f\u0641\u0642 \u0644\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u062d\u0631\u0643\u0629 \u0648\u0645\u0627\u0646\u0639 \u0627\u0644\u062a\u0633\u0631\u0628.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2 class=\"\" data-start=\"4326\" data-end=\"4362\">\u0633\u0627\u062f\u0633\u0627\u064b. \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0648\u0627\u0633\u062a\u0643\u0634\u0627\u0641 \u0627\u0644\u0623\u0639\u0637\u0627\u0644 \u0648\u0625\u0635\u0644\u0627\u062d\u0647\u0627<\/h2>\n<h3 class=\"\" data-start=\"4364\" data-end=\"4388\">\u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0631\u0648\u062a\u064a\u0646\u064a<\/h3>\n<ul data-start=\"4389\" data-end=\"4652\">\n<li class=\"\" data-start=\"4389\" data-end=\"4521\">\n<p class=\"\" data-start=\"4391\" data-end=\"4521\"><strong data-start=\"4391\" data-end=\"4409\">\u0627\u0644\u0641\u062d\u0648\u0635\u0627\u062a \u0627\u0644\u0628\u0635\u0631\u064a\u0629:<\/strong> \u0627\u0641\u062d\u0635 \u0628\u062d\u062b\u064b\u0627 \u0639\u0646 \u0648\u062c\u0648\u062f \u062a\u0622\u0643\u0644 \u062e\u0627\u0631\u062c\u064a \u0648\u062a\u0633\u0631\u064a\u0628\u0627\u062a \u062d\u0648\u0644 \u0627\u0644\u0634\u0641\u0627\u0647 \u0648\u0645\u0633\u0627\u0645\u064a\u0631 \u0627\u0644\u063a\u0637\u0627\u0621.<\/p>\n<\/li>\n<li class=\"\" data-start=\"4522\" data-end=\"4652\">\n<p class=\"\" data-start=\"4524\" data-end=\"4652\"><strong data-start=\"4524\" data-end=\"4548\">\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a:<\/strong> \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0646\u0639\u0643\u0627\u0633 \u0627\u0644\u062a\u062f\u0641\u0642 \u0631\u0628\u0639 \u0627\u0644\u0633\u0646\u0648\u064a\u0629 \u0644\u0636\u0645\u0627\u0646 \u0625\u063a\u0644\u0627\u0642 \u0627\u0644\u0643\u0631\u0629\u061b \u0631\u0627\u0642\u0628 \u0648\u062c\u0648\u062f \u0642\u0639\u0642\u0639\u0629 \u062a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0648\u062c\u0648\u062f \u0627\u0636\u0637\u0631\u0627\u0628 \u0623\u0648 \u062d\u0637\u0627\u0645.<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"4654\" data-end=\"4682\">\u0627\u0644\u0645\u0634\u0643\u0644\u0627\u062a \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0648\u0627\u0644\u0639\u0644\u0627\u062c\u0627\u062a<\/h3>\n<div class=\"_tableContainer_16hzy_1\">\n<div class=\"_tableWrapper_16hzy_14 group flex w-fit flex-col-reverse\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"4684\" data-end=\"5386\">\n<thead data-start=\"4684\" data-end=\"4799\">\n<tr data-start=\"4684\" data-end=\"4799\">\n<th data-start=\"4684\" data-end=\"4712\" data-col-size=\"sm\">\u0627\u0644\u0639\u064e\u0631\u064e\u0636<\/th>\n<th data-start=\"4712\" data-end=\"4748\" data-col-size=\"sm\">\u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u0645\u062d\u062a\u0645\u0644<\/th>\n<th data-start=\"4748\" data-end=\"4799\" data-col-size=\"md\">\u0627\u0644\u0625\u062c\u0631\u0627\u0621\u0627\u062a \u0627\u0644\u062a\u0635\u062d\u064a\u062d\u064a\u0629<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"4917\" data-end=\"5386\">\n<tr data-start=\"4917\" data-end=\"5033\">\n<td data-start=\"4917\" data-end=\"4945\" data-col-size=\"sm\"><strong data-start=\"4919\" data-end=\"4940\">\u0627\u0644\u062a\u0633\u0631\u0628 \u0628\u0639\u062f \u0627\u0644\u0645\u0642\u0639\u062f \u0627\u0644\u0633\u0627\u0628\u0642<\/strong><\/td>\n<td data-col-size=\"sm\" data-start=\"4945\" data-end=\"4981\">\u0627\u0644\u0645\u0642\u0639\u062f\/\u0627\u0644\u0643\u0631\u0629 \u0627\u0644\u0628\u0627\u0644\u064a\u0629 \u0623\u0648 \u0627\u0644\u062a\u0627\u0644\u0641\u0629<\/td>\n<td data-col-size=\"md\" data-start=\"4981\" data-end=\"5033\">\u0627\u0633\u062a\u0628\u062f\u0644 \u062d\u0634\u0648\u0629 \u0627\u0644\u0645\u0642\u0639\u062f\u061b \u0642\u0645 \u0628\u062a\u0644\u0645\u064a\u0639 \u0623\u0648 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0627\u0644\u0643\u0631\u0629<\/td>\n<\/tr>\n<tr data-start=\"5034\" data-end=\"5150\">\n<td data-start=\"5034\" data-end=\"5062\" data-col-size=\"sm\"><strong data-start=\"5036\" data-end=\"5053\">\u0627\u0644\u0643\u0631\u0629 \u0627\u0644\u0645\u0644\u062a\u0635\u0642\u0629<\/strong><\/td>\n<td data-col-size=\"sm\" data-start=\"5062\" data-end=\"5098\">\u062a\u0631\u0627\u0643\u0645 \u0627\u0644\u062d\u0637\u0627\u0645\u061b \u0627\u0644\u062a\u0622\u0643\u0644<\/td>\n<td data-col-size=\"md\" data-start=\"5098\" data-end=\"5150\">\u062e\u0637 \u0627\u0644\u062a\u0646\u0638\u064a\u0641\u061b \u062a\u0641\u0643\u064a\u0643 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0648\u062a\u0646\u0638\u064a\u0641\u0647\u0627<\/td>\n<\/tr>\n<tr data-start=\"5151\" data-end=\"5267\">\n<td data-start=\"5151\" data-end=\"5179\" data-col-size=\"sm\"><strong data-start=\"5153\" data-end=\"5172\">\u0627\u0644\u0636\u0648\u0636\u0627\u0621 \u0627\u0644\u0645\u0641\u0631\u0637\u0629<\/strong><\/td>\n<td data-start=\"5179\" data-end=\"5215\" data-col-size=\"sm\">\u062a\u062f\u0641\u0642 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629\u061b \u062f\u0639\u0645 \u0636\u0639\u064a\u0641<\/td>\n<td data-col-size=\"md\" data-start=\"5215\" data-end=\"5267\">\u0625\u0636\u0627\u0641\u0629 \u0645\u0633\u0627\u0631 \u0645\u0633\u062a\u0642\u064a\u0645 \u0645\u0646 \u0627\u0644\u0645\u0646\u0628\u0639\u061b \u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u062f\u0639\u0645\/\u0627\u0644\u0623\u0642\u0648\u0627\u0633<\/td>\n<\/tr>\n<tr data-start=\"5268\" data-end=\"5386\">\n<td data-start=\"5268\" data-end=\"5296\" data-col-size=\"sm\"><strong data-start=\"5270\" data-end=\"5288\">\u062a\u0633\u0631\u0628 \u0627\u0644\u0634\u0641\u0629<\/strong><\/td>\n<td data-start=\"5296\" data-end=\"5334\" data-col-size=\"sm\">\u0645\u0633\u0627\u0645\u064a\u0631 \u063a\u064a\u0631 \u0645\u0636\u063a\u0648\u0637\u0629 \u062c\u064a\u062f\u0627\u064b\u061b \u062d\u0634\u064a\u0629 \u062a\u0627\u0644\u0641\u0629<\/td>\n<td data-col-size=\"md\" data-start=\"5334\" data-end=\"5386\">\u0623\u0639\u062f \u0636\u0628\u0637 \u0639\u0632\u0645 \u062f\u0648\u0631\u0627\u0646 \u0627\u0644\u0628\u0631\u0627\u063a\u064a\u061b \u0627\u0633\u062a\u0628\u062f\u0644 \u0627\u0644\u062d\u0634\u064a\u0629<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"sticky end-(--thread-content-margin) h-0 self-end select-none\">\n<div class=\"absolute end-0 flex items-end\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"\" data-start=\"5388\" data-end=\"5486\"><em data-start=\"5388\" data-end=\"5446\">\u0627\u0644\u062c\u062f\u0648\u0644 2. \u0627\u0633\u062a\u0643\u0634\u0627\u0641 \u0627\u0644\u0623\u0639\u0637\u0627\u0644 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0641\u064a \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0627\u0644\u0644\u0627 \u0627\u0631\u062a\u062f\u0627\u062f\u064a\u0629 \u0648\u0625\u0635\u0644\u0627\u062d\u0647\u0627.<\/em><\/p>\n<h2 class=\"\" data-start=\"5493\" data-end=\"5521\">\u0633\u0627\u0628\u0639\u0627\u064b. \u0627\u0644\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0645\u0642\u0627\u0631\u0646<\/h2>\n<p class=\"\" data-start=\"5523\" data-end=\"5651\">\u0641\u064a\u0645\u0627 \u064a\u0644\u064a \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u064a\u0646 <strong data-start=\"5561\" data-end=\"5583\">\u0634\u064a\u0643 \u0643\u0631\u0648\u064a \u0630\u0648 \u062d\u0648\u0627\u0641<\/strong>, <strong data-start=\"5585\" data-end=\"5600\">\u0641\u062d\u0635 \u0627\u0644\u062a\u0623\u0631\u062c\u062d<\/strong>\u0648 <strong data-start=\"5606\" data-end=\"5620\">\u0641\u062d\u0635 \u0627\u0644\u0631\u0641\u0639<\/strong> \u0635\u0645\u0627\u0645\u0627\u062a \u0641\u064a \u0623\u062c\u0633\u0627\u0645 \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644:<\/p>\n<div class=\"_tableContainer_16hzy_1\">\n<div class=\"_tableWrapper_16hzy_14 group flex w-fit flex-col-reverse\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"5653\" data-end=\"6534\">\n<thead data-start=\"5653\" data-end=\"5759\">\n<tr data-start=\"5653\" data-end=\"5759\">\n<th data-start=\"5653\" data-end=\"5677\" data-col-size=\"sm\">\u0627\u0644\u0645\u064a\u0632\u0629<\/th>\n<th data-start=\"5677\" data-end=\"5702\" data-col-size=\"sm\">\u0641\u062d\u0635 \u0627\u0644\u0643\u0631\u0629<\/th>\n<th data-start=\"5702\" data-end=\"5731\" data-col-size=\"sm\">\u0641\u062d\u0635 \u0627\u0644\u062a\u0623\u0631\u062c\u062d<\/th>\n<th data-start=\"5731\" data-end=\"5759\" data-col-size=\"sm\">\u0641\u062d\u0635 \u0627\u0644\u0631\u0641\u0639<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"5867\" data-end=\"6534\">\n<tr data-start=\"5867\" data-end=\"5984\">\n<td data-start=\"5867\" data-end=\"5891\" data-col-size=\"sm\"><strong data-start=\"5869\" data-end=\"5887\">\u0625\u062d\u0643\u0627\u0645 \u0627\u0644\u062e\u062a\u0645<\/strong><\/td>\n<td data-start=\"5891\" data-end=\"5916\" data-col-size=\"sm\">\u062b\u0646\u0627\u0626\u064a\u0629 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u060c \u0636\u064a\u0642\u0629<\/td>\n<td data-col-size=\"sm\" data-start=\"5916\" data-end=\"5945\">\u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u060c \u0645\u0631\u0646 \u0648\u0645\u0631\u0646<\/td>\n<td data-col-size=\"sm\" data-start=\"5945\" data-end=\"5984\">\u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u060c \u0645\u0639\u062f\u0646\u064a\u0629 \u0623\u0648 \u0645\u0631\u0646\u0629<\/td>\n<\/tr>\n<tr data-start=\"5985\" data-end=\"6102\">\n<td data-start=\"5985\" data-end=\"6010\" data-col-size=\"sm\"><strong data-start=\"5987\" data-end=\"6010\">\u062e\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0648\u062c\u064a\u0647<\/strong><\/td>\n<td data-start=\"6010\" data-end=\"6045\" data-col-size=\"sm\">\u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629: \u0623\u0641\u0642\u064a\u0629\u061b \u0627\u0644\u0632\u0646\u0628\u0631\u0643: \u0623\u064a<\/td>\n<td data-col-size=\"sm\" data-start=\"6045\" data-end=\"6073\">\u0623\u0641\u0642\u064a \u0641\u0642\u0637<\/td>\n<td data-col-size=\"sm\" data-start=\"6073\" data-end=\"6102\">\u0639\u0645\u0648\u062f\u064a\u0627\u064b \u0641\u0642\u0637<\/td>\n<\/tr>\n<tr data-start=\"6103\" data-end=\"6210\">\n<td data-start=\"6103\" data-end=\"6127\" data-col-size=\"sm\"><strong data-start=\"6105\" data-end=\"6118\">\u0645\u0633\u0627\u0631 \u0627\u0644\u062a\u062f\u0641\u0642<\/strong><\/td>\n<td data-col-size=\"sm\" data-start=\"6127\" data-end=\"6152\">\u0645\u0628\u0627\u0634\u0631\u0629 \u0645\u0646 \u062e\u0644\u0627\u0644<\/td>\n<td data-col-size=\"sm\" data-start=\"6152\" data-end=\"6181\">\u0645\u0641\u0635\u0644\u0629 \u0628\u0632\u0627\u0648\u064a\u0629 \u0645\u0627\u0626\u0644\u0629 \u0642\u0644\u064a\u0644\u0627\u064b<\/td>\n<td data-col-size=\"sm\" data-start=\"6181\" data-end=\"6210\">\u0645\u0633\u0627\u0631 \u0627\u0644\u0643\u0631\u0629 \u0627\u0644\u0623\u0631\u0636\u064a\u0629 \u0627\u0644\u0636\u064a\u0642<\/td>\n<\/tr>\n<tr data-start=\"6211\" data-end=\"6318\">\n<td data-start=\"6211\" data-end=\"6235\" data-col-size=\"sm\"><strong data-start=\"6213\" data-end=\"6231\">\u0633\u0631\u0639\u0629 \u0627\u0644\u0627\u0633\u062a\u062c\u0627\u0628\u0629<\/strong><\/td>\n<td data-start=\"6235\" data-end=\"6260\" data-col-size=\"sm\">\u0633\u0631\u064a\u0639 (\u0645\u0633\u0627\u0639\u062f \u0627\u0644\u0632\u0646\u0628\u0631\u0643)<\/td>\n<td data-start=\"6260\" data-end=\"6289\" data-col-size=\"sm\">\u0645\u0639\u062a\u062f\u0644<\/td>\n<td data-col-size=\"sm\" data-start=\"6289\" data-end=\"6318\">\u0633\u0631\u064a\u0639<\/td>\n<\/tr>\n<tr data-start=\"6319\" data-end=\"6426\">\n<td data-start=\"6319\" data-end=\"6343\" data-col-size=\"sm\"><strong data-start=\"6321\" data-end=\"6338\">\u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637<\/strong><\/td>\n<td data-start=\"6343\" data-end=\"6368\" data-col-size=\"sm\">\u0645\u0646\u062e\u0641\u0636 (&lt; 0.1 \u0628\u0627\u0631)<\/td>\n<td data-col-size=\"sm\" data-start=\"6368\" data-end=\"6397\">\u0645\u0646\u062e\u0641\u0636\u0629-\u0645\u062a\u0648\u0633\u0637\u0629<\/td>\n<td data-col-size=\"sm\" data-start=\"6397\" data-end=\"6426\">\u0645\u0639\u062a\u062f\u0644<\/td>\n<\/tr>\n<tr data-start=\"6427\" data-end=\"6534\">\n<td data-start=\"6427\" data-end=\"6451\" data-col-size=\"sm\"><strong data-start=\"6429\" data-end=\"6449\">\u0633\u0647\u0648\u0644\u0629 \u0627\u0644\u0635\u064a\u0627\u0646\u0629<\/strong><\/td>\n<td data-col-size=\"sm\" data-start=\"6451\" data-end=\"6476\">\u0643\u0631\u0629\/\u0645\u0642\u0639\u062f \u0648\u0627\u062d\u062f \u0645\u0631\u062a\u0641\u0639\/\u0645\u0642\u0639\u062f \u0648\u0627\u062d\u062f \u0645\u0631\u062a\u0641\u0639<\/td>\n<td data-col-size=\"sm\" data-start=\"6476\" data-end=\"6505\">\u0645\u0639\u062a\u062f\u0644-\u0645\u0641\u0635\u0644 \u0648\u0642\u0631\u0635 \u0645\u0639\u062a\u062f\u0644<\/td>\n<td data-col-size=\"sm\" data-start=\"6505\" data-end=\"6534\">\u0645\u0639\u062a\u062f\u0644 \u0627\u0644\u062c\u0630\u0639 \u0648\u0627\u0644\u0642\u0631\u0635<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"sticky end-(--thread-content-margin) h-0 self-end select-none\">\n<div class=\"absolute end-0 flex items-end\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"\" data-start=\"6536\" data-end=\"6639\"><em data-start=\"6536\" data-end=\"6599\">\u0627\u0644\u062c\u062f\u0648\u0644 3. \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u064a\u0646 \u0623\u0646\u0648\u0627\u0639 \u0635\u0645\u0627\u0645\u0627\u062a \u0641\u062d\u0635 \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644 \u0627\u0644\u0634\u0627\u0626\u0639\u0629.<\/em><\/p>\n<h2 class=\"\" data-start=\"6646\" data-end=\"6675\">\u062b\u0627\u0645\u0646\u0627\u064b. \u0623\u0645\u062b\u0644\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642<\/h2>\n<ol data-start=\"6677\" data-end=\"7416\">\n<li class=\"\" data-start=\"6677\" data-end=\"6837\">\n<p class=\"\" data-start=\"6680\" data-end=\"6708\"><strong data-start=\"6680\" data-end=\"6706\">\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u0644\u062f\u064a\u0629:<\/strong><\/p>\n<ul data-start=\"6712\" data-end=\"6837\">\n<li class=\"\" data-start=\"6712\" data-end=\"6837\">\n<p class=\"\" data-start=\"6714\" data-end=\"6837\">\u062a\u0645\u0646\u0639 \u0627\u0644\u0641\u062d\u0648\u0635\u0627\u062a \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0627\u0644\u0645\u062d\u0645\u0644\u0629 \u0628\u0646\u0627\u0628\u0636 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0639\u0643\u0633\u064a \u0623\u062b\u0646\u0627\u0621 \u0625\u064a\u0642\u0627\u0641 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u0636\u062e\u0629 \u0628\u0623\u0642\u0644 \u0642\u062f\u0631 \u0645\u0646 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0636\u063a\u0637\u060c \u0648\u0647\u0648 \u0623\u0645\u0631 \u0636\u0631\u0648\u0631\u064a \u0641\u064a \u0645\u062d\u0637\u0627\u062a \u0627\u0644\u062a\u0639\u0632\u064a\u0632.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li class=\"\" data-start=\"6839\" data-end=\"7050\">\n<p class=\"\" data-start=\"6842\" data-end=\"6872\"><strong data-start=\"6842\" data-end=\"6870\">\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642:<\/strong><\/p>\n<ul data-start=\"6876\" data-end=\"7050\">\n<li class=\"\" data-start=\"6876\" data-end=\"7050\">\n<p class=\"\" data-start=\"6878\" data-end=\"7050\">\u062a\u0648\u0641\u0631 \u0627\u0644\u0641\u062d\u0648\u0635\u0627\u062a \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0627\u0644\u0645\u062f\u0631\u062c\u0629 \u0641\u064a \u0642\u0627\u0626\u0645\u0629 UL\/FM \u0627\u0644\u0645\u0632\u0648\u062f\u0629 \u0628\u0645\u0642\u0627\u0639\u062f EPDM \u0625\u063a\u0644\u0627\u0642\u064b\u0627 \u0633\u0631\u064a\u0639\u064b\u0627 \u0644\u062a\u062c\u0646\u0628 \u0627\u0644\u0645\u0637\u0631\u0642\u0629 \u0627\u0644\u0645\u0627\u0626\u064a\u0629 \u0648\u0636\u0645\u0627\u0646 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0644\u0648\u0627\u0626\u062d NFPA 13.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li class=\"\" data-start=\"7052\" data-end=\"7224\">\n<p class=\"\" data-start=\"7055\" data-end=\"7083\"><strong data-start=\"7055\" data-end=\"7081\">\u062e\u0637\u0648\u0637 \u0645\u0643\u062b\u0641\u0627\u062a \u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0648\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0648\u062a\u0643\u064a\u064a\u0641 \u0627\u0644\u0647\u0648\u0627\u0621 (HVAC)<\/strong><\/p>\n<ul data-start=\"7087\" data-end=\"7224\">\n<li class=\"\" data-start=\"7087\" data-end=\"7224\">\n<p class=\"\" data-start=\"7089\" data-end=\"7224\">\u062a\u0648\u0641\u0631 \u0627\u0644\u0641\u062d\u0648\u0635\u0627\u062a \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0628\u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629 \u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062a\u0646\u0642\u064a\u0637 \u0641\u064a \u0627\u0644\u0633\u0627\u0642\u060c \u0645\u0645\u0627 \u064a\u0645\u0646\u0639 \u062f\u062e\u0648\u0644 \u0627\u0644\u0628\u062e\u0627\u0631 \u0625\u0644\u0649 \u0645\u0636\u062e\u0627\u062a \u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u063a\u0644\u0627\u064a\u0627\u062a.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li class=\"\" data-start=\"7226\" data-end=\"7416\">\n<p class=\"\" data-start=\"7229\" data-end=\"7254\"><strong data-start=\"7229\" data-end=\"7252\">\u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629:<\/strong><\/p>\n<ul data-start=\"7258\" data-end=\"7416\">\n<li class=\"\" data-start=\"7258\" data-end=\"7416\">\n<p class=\"\" data-start=\"7260\" data-end=\"7416\">\u062a\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0633\u0648\u0627\u0626\u0644 \u0627\u0644\u0645\u0633\u0628\u0628\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 \u0641\u064a \u0627\u0644\u0645\u0635\u0627\u0646\u0639 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0641\u062d\u0648\u0635\u0627\u062a \u0643\u0631\u0648\u064a\u0629 \u0645\u062d\u0643\u0645\u0629 \u0627\u0644\u063a\u0644\u0642 \u0645\u0646 PTFE \u0644\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u0648\u0633\u0627\u0626\u0637 \u0627\u0644\u0639\u062f\u0648\u0627\u0646\u064a\u0629 \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0645\u0631\u062a\u0641\u0639\u0629.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2 class=\"\" data-start=\"7423\" data-end=\"7457\">\u062a\u0627\u0633\u0639\u064b\u0627. \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0648\u0627\u0644\u062a\u062d\u062c\u064a\u0645<\/h2>\n<h3 class=\"\" data-start=\"7459\" data-end=\"7491\">1. \u0645\u0637\u0627\u0628\u0642\u0629 \u0645\u0639\u062f\u0644 \u0627\u0644\u062a\u062f\u0641\u0642 \u0648\u0645\u0637\u0627\u0628\u0642\u0629 \u0627\u0644\u062a\u0631\u062f\u062f\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629<\/h3>\n<ul data-start=\"7492\" data-end=\"7642\">\n<li class=\"\" data-start=\"7492\" data-end=\"7642\">\n<p class=\"\" data-start=\"7494\" data-end=\"7642\">\u0627\u062d\u0633\u0628 Cv \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0646\u062d\u0646\u064a\u0627\u062a \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629\u060c \u062b\u0645 \u062d\u062f\u062f \u062d\u062c\u0645 \u0627\u0644\u0635\u0645\u0627\u0645 \u0645\u0639 Cv \u2265 \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0644\u0640 \u2206P \u2264 0.1 \u0628\u0627\u0631.<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"7644\" data-end=\"7682\">2. \u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0645\u0648\u0627\u062f \u0648\u0627\u0644\u0645\u0642\u0639\u062f<\/h3>\n<ul data-start=\"7683\" data-end=\"7820\">\n<li class=\"\" data-start=\"7683\" data-end=\"7820\">\n<p class=\"\" data-start=\"7685\" data-end=\"7820\">\u0637\u0627\u0628\u0642 \u0645\u0627\u062f\u0629 EPDM \u0644\u0644\u0645\u0627\u0621\u060c \u0648PTFE \u0644\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629\u060c \u0648\u062a\u0623\u0643\u062f \u0645\u0646 \u0645\u0637\u0627\u0628\u0642\u0629 \u0645\u0627\u062f\u0629 EPDM \u0644\u0644\u0645\u064a\u0627\u0647 \u0648PTFE \u0644\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629\u060c \u0648\u062a\u0623\u0643\u062f \u0645\u0646 \u0642\u0644\u0628 \u0627\u0644\u0645\u0639\u062f\u0646 \u0644\u0644\u0645\u0639\u0627\u062f\u0646 \u0644\u0644\u0639\u062c\u0627\u0626\u0646 \u0627\u0644\u0643\u0627\u0634\u0637\u0629.<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"7822\" data-end=\"7862\">3. \u0642\u064a\u0648\u062f \u0627\u0644\u062a\u0648\u062c\u0647 \u0648\u0627\u0644\u0645\u0633\u0627\u062d\u0629<\/h3>\n<ul data-start=\"7863\" data-end=\"7996\">\n<li class=\"\" data-start=\"7863\" data-end=\"7996\">\n<p class=\"\" data-start=\"7865\" data-end=\"7996\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0627\u0644\u0645\u062d\u062f\u0648\u062f \u0644\u0644\u0631\u0623\u0633\u060c \u062a\u0633\u0645\u062d \u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0627\u0644\u0632\u0646\u0628\u0631\u0643 \u0628\u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0631\u0623\u0633\u064a\u061b \u0623\u0645\u0627 \u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629 \u0641\u0647\u064a \u0627\u0644\u0623\u0641\u0636\u0644 \u062d\u064a\u062b \u062a\u0643\u0648\u0646 \u0627\u0644\u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0644\u0623\u0641\u0642\u064a\u0629 \u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0648\u064a\u0645\u0643\u0646 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u064a\u0647\u0627.<\/p>\n<\/li>\n<\/ul>\n<h3 class=\"\" data-start=\"7998\" data-end=\"8037\">4. 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data-end=\"8411\">\n<li class=\"\" data-start=\"8231\" data-end=\"8411\">\n<p class=\"\" data-start=\"8233\" data-end=\"8411\">\u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646 \u0627\u0644\u0641\u062d\u0648\u0635\u0627\u062a \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u062a\u0644\u0642\u0627\u0626\u064a\u0629\u060c \u0636\u0639 \u0641\u064a \u0627\u0639\u062a\u0628\u0627\u0631\u0643 \u0625\u0636\u0627\u0641\u0629 \u0645\u0624\u0634\u0631\u0627\u062a \u0627\u0644\u0648\u0636\u0639 \u0639\u0646 \u0628\u064f\u0639\u062f \u0623\u0648 \u0645\u0641\u0627\u062a\u064a\u062d \u0627\u0644\u062d\u062f \u0644\u062a\u0643\u0627\u0645\u0644 SCADA \u0641\u064a \u0627\u0644\u062e\u062f\u0645\u0627\u062a \u0627\u0644\u062d\u0631\u062c\u0629.<\/p>\n<\/li>\n<\/ul>\n<hr class=\"\" data-start=\"8413\" data-end=\"8416\" \/>\n<h2 class=\"\" data-start=\"8418\" data-end=\"8443\">\u0641\u064a\u062f\u064a\u0648 \u062a\u0639\u0644\u064a\u0645\u064a \u0639\u0644\u0649 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\u0627\u0644\u0645\u0631\u0646\u0629\u060c \u062d\u064a\u062b \u0623\u0646\u0647\u0627 \u062a\u0642\u0627\u0648\u0645 \u0627\u0644\u062a\u0622\u0643\u0644. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0642\u062f \u062a\u0633\u062a\u0642\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0635\u0644\u0628\u0629 \u062e\u0644\u0641 \u0627\u0644\u0643\u0631\u0629\u060c \u0645\u0645\u0627 \u064a\u0645\u0646\u0639 \u0627\u0644\u0625\u063a\u0644\u0627\u0642 \u0627\u0644\u0643\u0627\u0645\u0644. \u0641\u064a \u062d\u0627\u0644\u0629 \u062e\u062f\u0645\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0635\u0644\u0628\u0629 \u0627\u0644\u062b\u0642\u064a\u0644\u0629\u060c \u0642\u062f \u064a\u0643\u0648\u0646 \u0623\u062f\u0627\u0621 \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0645\u062a\u0623\u0631\u062c\u062d \u0627\u0644\u0645\u0632\u0648\u062f \u0628\u0632\u0639\u0646\u0641\u0629 \u0648\u0645\u0648\u062c\u0647 \u0623\u0641\u0636\u0644\u060c \u0623\u0648 \u0641\u062d\u0635 \u0643\u0631\u0648\u064a \u0645\u0632\u0648\u062f \u0628\u0642\u0641\u0635 \u0645\u0648\u062c\u0647 \u0644\u0645\u0646\u0639 \u0627\u062e\u062a\u0644\u0627\u0644 \u0627\u0644\u0643\u0631\u0629. \u0627\u062d\u0631\u0635 \u062f\u0627\u0626\u0645\u064b\u0627 \u0639\u0644\u0649 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u062d\u0627\u0641\u0629 \u0627\u0644\u0645\u0642\u0648\u0627\u0629 \u0648\u0627\u0644\u062a\u0646\u0638\u064a\u0641 \u0627\u0644\u0645\u0646\u062a\u0638\u0645 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0637\u064a\u0646.<\/p>\n<h3 class=\"\" data-start=\"9944\" data-end=\"10022\">3. \u0645\u0627 \u0639\u062f\u062f \u0627\u0644\u0645\u0631\u0627\u062a \u0627\u0644\u062a\u064a \u064a\u0646\u0628\u063a\u064a \u0641\u064a\u0647\u0627 \u0641\u062d\u0635 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0641\u064a \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0628\u0644\u062f\u064a\u0629\u061f<\/h3>\n<p class=\"\" data-start=\"10023\" data-end=\"10426\">\u064a\u0648\u0635\u0649 \u0628\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0633\u0646\u0648\u064a: \u0642\u0645 \u0628\u062a\u062f\u0648\u064a\u0631 \u0627\u0644\u0635\u0645\u0627\u0645 \u064a\u062f\u0648\u064a\u064b\u0627 (\u0625\u0646 \u0623\u0645\u0643\u0646)\u060c \u0648\u0641\u062d\u0635 \u0628\u0635\u0631\u064a\u064b\u0627 \u0628\u062d\u062b\u064b\u0627 \u0639\u0646 \u0627\u0644\u062a\u0622\u0643\u0644\u060c \u0648\u0641\u062d\u0635 \u062a\u0633\u0631\u0628 \u0627\u0644\u0645\u0642\u0639\u062f \u062a\u062d\u062a \u0636\u063a\u0637 \u0639\u0645\u0644 1.25\u00d7. \u0641\u064a \u0627\u0644\u062e\u062f\u0645\u0627\u062a \u0627\u0644\u062d\u0631\u062c\u0629 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642) \u0623\u0648 \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0639\u062f\u0648\u0627\u0646\u064a\u0629\u060c \u0645\u0646 \u0627\u0644\u062d\u0643\u0645\u0629 \u0625\u062c\u0631\u0627\u0621 \u0641\u062d\u0648\u0635\u0627\u062a \u0646\u0635\u0641 \u0633\u0646\u0648\u064a\u0629. \u0627\u0633\u062a\u0628\u062f\u0644 \u0645\u0642\u0627\u0639\u062f EPDM \u0643\u0644 10-15 \u0633\u0646\u0629\u060c \u0623\u0648 \u0642\u0628\u0644 \u0630\u0644\u0643 \u0625\u0630\u0627 \u0623\u062f\u0649 \u0627\u0644\u062a\u0639\u0631\u0636 \u0644\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0623\u0648 \u0627\u0644\u0623\u0634\u0639\u0629 \u0641\u0648\u0642 \u0627\u0644\u0628\u0646\u0641\u0633\u062c\u064a\u0629 \u0625\u0644\u0649 \u062a\u062f\u0647\u0648\u0631 \u0627\u0644\u0644\u062f\u0627\u0626\u0646.<\/p>\n<h3 class=\"\" data-start=\"10428\" data-end=\"10501\">4. \u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u0633\u0628\u0628 \u0642\u0639\u0642\u0639\u0629 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0643\u0631\u0648\u064a\u0629\u060c \u0648\u0643\u064a\u0641 \u064a\u0645\u0643\u0646 \u0625\u064a\u0642\u0627\u0641\u0647\u0627\u061f<\/h3>\n<p class=\"\" data-start=\"10502\" data-end=\"10938\">\u062a\u062d\u062f\u062b \u0627\u0644\u062b\u0631\u062b\u0631\u0629 \u0639\u0646\u062f\u0645\u0627 \u064a\u0646\u0639\u0643\u0633 \u0627\u0644\u062a\u062f\u0641\u0642 \u0628\u0633\u0631\u0639\u0629 \u0623\u0648 \u064a\u062a\u0633\u0628\u0628 \u0627\u0644\u0627\u0636\u0637\u0631\u0627\u0628 \u0628\u0627\u0644\u0642\u0631\u0628 \u0645\u0646 \u0627\u0644\u0635\u0645\u0627\u0645 \u0641\u064a \u062a\u0630\u0628\u0630\u0628 \u0627\u0644\u0643\u0631\u0629. \u062a\u0634\u0645\u0644 \u0627\u0644\u0639\u0644\u0627\u062c\u0627\u062a \u062a\u0631\u0643\u064a\u0628 \u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0645\u0646 \u0627\u0644\u0645\u0646\u0628\u0639 (\u2265 5 \u00d7 DN)\u060c \u0623\u0648 \u0625\u0636\u0627\u0641\u0629 \u062f\u0648\u0627\u0631\u0627\u062a \u0627\u0633\u062a\u0642\u0627\u0645\u0629 \u0627\u0644\u062a\u062f\u0641\u0642 \u0623\u0648 \u0623\u0644\u0648\u0627\u062d \u0641\u062a\u062d\u0629\u060c \u0623\u0648 \u0627\u0644\u062a\u062d\u0648\u0644 \u0625\u0644\u0649 \u062a\u0635\u0645\u064a\u0645 \u0645\u062d\u0645\u0644 \u0628\u0646\u0627\u0628\u0636 \u0644\u0625\u063a\u0644\u0627\u0642 \u0623\u0633\u0631\u0639\u060c \u0623\u0648 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0633\u0627\u062f\u0629 \u0645\u062e\u0645\u062f\u0629 \u0644\u0625\u0628\u0637\u0627\u0621 \u062d\u0631\u0643\u0629 \u0627\u0644\u0643\u0631\u0629. \u0643\u0645\u0627 \u0623\u0646 \u0627\u0644\u062f\u0639\u0645 \u0648\u0627\u0644\u0645\u062d\u0627\u0630\u0627\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u064a\u0646 \u064a\u0645\u0646\u0639\u0627\u0646 \u0623\u064a\u0636\u064b\u0627 \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632 \u0627\u0644\u0646\u0627\u062c\u0645 \u0639\u0646 \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632.<\/p>\n<h3 class=\"\" data-start=\"10940\" data-end=\"11016\">5. \u0647\u0644 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u062d\u0648\u0627\u0641 \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0628\u062f\u064a\u0644 \u0628\u064a\u0646 \u0627\u0644\u0634\u0631\u0643\u0627\u062a \u0627\u0644\u0645\u0635\u0646\u0639\u0629\u061f<\/h3>\n<p class=\"\" data-start=\"11017\" data-end=\"11400\">\u0646\u0639\u0645\u060c \u0639\u0646\u062f \u062a\u0635\u0645\u064a\u0645\u0647\u0627 \u0648\u0641\u0642\u064b\u0627 \u0644\u0646\u0641\u0633 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 (AWWA C508\u060c EN 593\u060c API 6D) \u0648\u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0648\u062c\u0647\u064b\u0627 \u0644\u0648\u062c\u0647 (ISO 5752\/EN 558). \u064a\u0636\u0645\u0646 \u062b\u0642\u0628 \u0627\u0644\u0634\u0641\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0639\u064a\u0627\u0631 ANSI B16.1 \u0623\u0648 EN 1092-2 \u062a\u0648\u0627\u0641\u0642 \u0623\u0646\u0645\u0627\u0637 \u0627\u0644\u0628\u0631\u0627\u063a\u064a. \u0642\u062f \u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0627\u0644\u0637\u0641\u064a\u0641\u0629 \u0641\u064a \u0623\u0646\u0645\u0627\u0637 \u0645\u0633\u0627\u0645\u064a\u0631 \u0627\u0644\u063a\u0637\u0627\u0621 \u0623\u0648 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0641\u0648\u0642 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0625\u062c\u0631\u0627\u0621 \u062a\u0639\u062f\u064a\u0644\u0627\u062a \u0639\u0644\u0649 \u0627\u0644\u062d\u0627\u0645\u0644\u060c \u0644\u0630\u0627 \u062a\u062d\u0642\u0642 \u062f\u0627\u0626\u0645\u064b\u0627 \u0645\u0646 \u0631\u0633\u0648\u0645\u0627\u062a \u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0642\u0628\u0644 \u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u062a\u0639\u062f\u064a\u0644\u0627\u062a \u0627\u0644\u062a\u062d\u062f\u064a\u062b\u0627\u062a.<\/p>\n<h3 class=\"\" data-start=\"11402\" data-end=\"11472\">6. \u0643\u064a\u0641 \u064a\u0645\u0643\u0646\u0643 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u0644\u0627 \u0627\u0631\u062a\u062f\u0627\u062f\u064a \u0627\u0644\u0643\u0631\u0648\u064a \u0644\u0644\u062d\u062f \u0645\u0646 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637\u061f<\/h3>\n<p class=\"\" data-start=\"11473\" data-end=\"11881\">\u0627\u062d\u0633\u0628 \u0645\u0639\u062f\u0644 \u062a\u062f\u0641\u0642 \u0627\u0644\u0646\u0638\u0627\u0645 (Q) \u0648 \u2206P \u0627\u0644\u0645\u0637\u0644\u0648\u0628 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u2264 0.1 \u0628\u0627\u0631). \u0645\u0646 \u062c\u062f\u0627\u0648\u0644 Cv \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629\u060c \u0627\u062e\u062a\u0631 \u0623\u0635\u063a\u0631 \u062d\u062c\u0645 \u0644\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u0630\u064a \u064a\u0641\u064a Cv (\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u062f\u0641\u0642) \u0628 Q\/\u221a \u221aP \u2206P \u2264 Cv. \u062a\u0642\u0644\u0644 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062d\u062c\u0645 \u0628\u0634\u0643\u0644 \u0647\u0627\u0645\u0634\u064a \u0645\u0646 \u2206P \u0628\u0634\u0643\u0644 \u0623\u0643\u0628\u0631 \u0648\u0644\u0643\u0646\u0647\u0627 \u0642\u062f \u062a\u0628\u0637\u0626 \u0627\u0644\u0625\u063a\u0644\u0627\u0642\u061b \u0628\u064a\u0646\u0645\u0627 \u064a\u0624\u062f\u064a \u0646\u0642\u0635 \u0627\u0644\u062d\u062c\u0645 \u0625\u0644\u0649 \u0632\u064a\u0627\u062f\u0629 \u2206P \u0648\u0645\u062e\u0627\u0637\u0631 \u062d\u062f\u0648\u062b \u062b\u0631\u062b\u0631\u0629. \u064a\u0639\u062f \u0627\u0644\u0631\u062c\u0648\u0639 \u0625\u0644\u0649 \u0648\u0631\u0642\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0635\u0645\u0627\u0645 \u0645\u0639 \u0645\u0646\u062d\u0646\u064a\u0627\u062a Cv \u0627\u0644\u0645\u0642\u0627\u0633\u0629 \u0623\u0645\u0631\u064b\u0627 \u0636\u0631\u0648\u0631\u064a\u064b\u0627 \u0644\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u062f\u0642\u064a\u0642.<\/p>\n<h2>\u0627\u0644\u0645\u0631\u0627\u062c\u0639:<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.awwa.org\/Standards-Codes-and-Guidelines\/Standards\/All-Standards\/AWWA-C508\" target=\"_blank\" rel=\"nofollow noopener\">\u0645\u0648\u0627\u0635\u0641\u0629 AWWA C508 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 - \u0635\u0645\u0627\u0645\u0627\u062a \u0641\u062d\u0635 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0645\u0642\u0627\u0639\u062f \u0627\u0644\u0645\u0631\u0646\u0629 \u0648\u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0623\u0644\u0648\u0645\u0646\u064a\u0648\u0645 \u0648\u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0644\u062e\u062f\u0645\u0629 \u0645\u062d\u0637\u0627\u062a \u0627\u0644\u0645\u064a\u0627\u0647<\/a><\/li>\n<li><a href=\"https:\/\/www.api.org\/products-and-services\/standards\/standards-library\/api-6d\" target=\"_blank\" rel=\"nofollow noopener\">API 6D - \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0635\u0645\u0627\u0645\u0627\u062a \u062e\u0637\u0648\u0637 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 API 6D - \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0635\u0645\u0627\u0645\u0627\u062a \u062e\u0637\u0648\u0637 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628<\/a><\/li>\n<li><a href=\"https:\/\/standards.iteh.ai\/catalog\/standards\/cen\/97974507-2ca2-4e6c-a0cd-8320881f7b54\/en-593-1998\" target=\"_blank\" rel=\"nofollow noopener\">EN 593 - \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 - \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0645\u0633\u0628\u0642 - EN 593 - \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 - \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0645\u0633\u0628\u0642<\/a><\/li>\n<li><a href=\"https:\/\/www.astm.org\/Standards\/A536.htm\" target=\"_blank\" rel=\"nofollow noopener\">ASTM A536 - \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0644\u0645\u0633\u0628\u0648\u0643\u0627\u062a \u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644<\/a><\/li>\n<li><a href=\"https:\/\/www.mss-hq.org\/catalog\/products\/sp-61.pdf\" target=\"_blank\" rel=\"nofollow noopener\">MSS SP-61 - \u0627\u062e\u062a\u0628\u0627\u0631 \u0636\u063a\u0637 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0641\u0648\u0644\u0627\u0630\u064a\u0629<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Ductile iron flanged ball check valves are widely used in waterworks, HVAC, and industrial piping to prevent backflow while offering corrosion resistance, high pressure ratings, and low maintenance. Manufactured to standards such as AWWA C508, API 6D, and EN 593, these valves feature a heavy-duty ductile iron body, a spring-loaded or gravity-operated ball closure, flanged 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