{"id":6055,"date":"2026-11-02T10:14:39","date_gmt":"2026-11-02T07:14:39","guid":{"rendered":"https:\/\/fu-mech.com\/?post_type=guide&#038;p=6055"},"modified":"2026-11-02T13:11:27","modified_gmt":"2026-11-02T10:11:27","slug":"malleable-iron-threaded-fittings-npt-vs-bspt","status":"publish","type":"guide","link":"https:\/\/fu-mech.com\/ar\/library\/malleable-iron-threaded-fittings-npt-vs-bspt\/","title":{"rendered":"\u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0633\u0646\u0646\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0631\u0646: \u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629 \u0623\u0645 \u0627\u0644\u0628\u0631\u064a\u0637\u0627\u0646\u064a\u0629\u061f NPT \u0645\u0642\u0627\u0628\u0644 BSPT"},"content":{"rendered":"<p><\/p>\n<p>\u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0633\u0646\u0646\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0631\u0646 <span dir=\"ltr\">(Malleable Iron Fittings)<\/span> \u0647\u064a \u0627\u0644\u062e\u064a\u0627\u0631 \u0627\u0644\u0645\u0639\u062a\u0627\u062f \u0644\u0644\u0623\u0642\u0637\u0627\u0631 \u0627\u0644\u0635\u063a\u064a\u0631\u0629 \u0641\u064a \u0634\u0628\u0643\u0627\u062a <a class=\"fm-il\" href=\"\/ar\/library\/sprinkler-k-factor-flow\/\">\u0627\u0644\u0631\u0634\u0627\u0634\u0627\u062a<\/a>\u060c \u062e\u0635\u0648\u0635\u0627\u064b \u0639\u0646\u062f \u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0631\u0634\u0627\u0634\u0627\u062a \u0648\u0627\u0644\u0641\u0631\u0648\u0639 \u0627\u0644\u0623\u062e\u064a\u0631\u0629. \u0644\u0643\u0646\u0647\u0627 \u062a\u0623\u062a\u064a \u0628\u0645\u0648\u0627\u0635\u0641\u062a\u064a\u0646 \u0631\u0626\u064a\u0633\u064a\u062a\u064a\u0646: <strong>\u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629<\/strong> \u0628\u0623\u0633\u0646\u0627\u0646 <span dir=\"ltr\">NPT<\/span>\u060c \u0648<strong>\u0627\u0644\u0628\u0631\u064a\u0637\u0627\u0646\u064a\u0629\/\u0627\u0644\u0623\u0648\u0631\u0648\u0628\u064a\u0629<\/strong> \u0628\u0623\u0633\u0646\u0627\u0646 <span dir=\"ltr\">BSPT<\/span>. \u0627\u0644\u062e\u0644\u0637 \u0628\u064a\u0646\u0647\u0645\u0627 \u0633\u0628\u0628 \u0634\u0627\u0626\u0639 \u0644\u0644\u062a\u0633\u0631\u064a\u0628. \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u064a\u0634\u0631\u062d \u0627\u0644\u0641\u0631\u0642 \u0648\u0643\u064a\u0641 \u062a\u062e\u062a\u0627\u0631.<\/p>\n<div class=\"fm-a-key\">\n<p class=\"fm-a-key__t\">\u0628\u0627\u062e\u062a\u0635\u0627\u0631<\/p>\n<ul>\n<li>\u0623\u0633\u0646\u0627\u0646 <span dir=\"ltr\">NPT<\/span> \u0648\u0623\u0633\u0646\u0627\u0646 <span dir=\"ltr\">BSPT<\/span> <strong>\u063a\u064a\u0631 \u0645\u062a\u0648\u0627\u0641\u0642\u0629<\/strong>\u060c \u062d\u062a\u0649 \u0644\u0648 \u0628\u062f\u0627 \u0623\u0646 \u0627\u0644\u0642\u0637\u0639\u0629 \u062a\u064f\u0631\u0628\u0637.<\/li>\n<li>\u0627\u062e\u062a\u0631 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u062d\u0633\u0628 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u0627\u0644\u0631\u0634\u0627\u0634\u0627\u062a \u0648\u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0641\u064a \u0627\u0644\u0645\u0634\u0631\u0648\u0639\u060c \u0648\u0627\u0644\u062a\u0632\u0645 \u0628\u0647\u0627 \u0641\u064a \u0643\u0644 \u0627\u0644\u0634\u0628\u0643\u0629.<\/li>\n<li>\u0641\u064a \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u0627\u0637\u0644\u0628 \u0642\u0637\u0639\u0627\u064b <a class=\"fm-il\" href=\"\/ar\/library\/ul-fm-approval-how-to-verify\/\">\u0645\u062f\u0631\u062c\u0629 \u0648\u0645\u0639\u062a\u0645\u062f\u0629<\/a>\u060c \u0645\u062b\u0644 \u0627\u0644\u0642\u0637\u0639 \u0627\u0644\u0628\u0631\u064a\u0637\u0627\u0646\u064a\u0629 \u0645\u0646 MECH \u0627\u0644\u0645\u0639\u062a\u0645\u062f\u0629 UL \/ FM.<\/li>\n<li>\u0627\u0633\u062a\u062e\u062f\u0645 \u0645\u0627\u062f\u0629 \u0625\u062d\u0643\u0627\u0645 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u0623\u0633\u0646\u0627\u0646\u060c \u062f\u0648\u0646 \u0623\u0646 \u062a\u062f\u062e\u0644 \u0625\u0644\u0649 \u062f\u0627\u062e\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628.<\/li>\n<\/ul>\n<\/div>\n<h2>\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u062a\u0627\u0646 \u0641\u064a \u0645\u0646\u062a\u062c\u0627\u062a MECH<\/h2>\n<div class=\"fm-a-table\">\n<table>\n<caption>\u0645\u0646 \u0635\u0641\u062d\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a<\/caption>\n<thead>\n<tr>\n<th>\u0627\u0644\u0628\u0646\u062f<\/th>\n<th>\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629<\/th>\n<th>\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0627\u0644\u0628\u0631\u064a\u0637\u0627\u0646\u064a\u0629<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0627\u0644\u0641\u0626\u0629 \/ \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629<\/td>\n<td><span dir=\"ltr\">Class 150<\/span><\/td>\n<td><span dir=\"ltr\">BS EN 10242 \/ ISO 49<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0645\u0627\u062f\u0629<\/td>\n<td>\u062d\u062f\u064a\u062f \u0645\u0631\u0646 <span dir=\"ltr\">ASTM A197<\/span><\/td>\n<td>\u062d\u062f\u064a\u062f \u0632\u0647\u0631 \u0645\u0631\u0646 <span dir=\"ltr\">BS EN 1562<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0623\u0628\u0639\u0627\u062f<\/td>\n<td><span dir=\"ltr\">ASME B16.3<\/span>\u060c \u0648\u0627\u0644\u0633\u062f\u0627\u062f\u0627\u062a <span dir=\"ltr\">B16.14<\/span>\u060c \u0648\u0627\u0644\u062c\u0644\u0628 <span dir=\"ltr\">B16.39<\/span><\/td>\n<td>\u0648\u0641\u0642 <span dir=\"ltr\">BS EN 10242<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0623\u0633\u0646\u0627\u0646<\/td>\n<td><span dir=\"ltr\">ASME B1.20.1 (NPT)<\/span><\/td>\n<td><span dir=\"ltr\">ISO 7-1 (BSPT)<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f<\/td>\n<td>\u062d\u0633\u0628 \u0635\u0641\u062d\u0629 \u0643\u0644 \u0642\u0637\u0639\u0629<\/td>\n<td><span dir=\"ltr\">UL (EX6624) \/ FM<\/span>\u060c \u0648\u0636\u063a\u0637 UL <span dir=\"ltr\">500 psig<\/span> \u0644\u0639\u062f\u062f \u0645\u0646 \u0627\u0644\u0642\u0637\u0639<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0645\u0642\u0627\u0633\u0627\u062a<\/td>\n<td>\u062d\u062a\u0649 <span dir=\"ltr\">6&#8243;<\/span> \u062d\u0633\u0628 \u0627\u0644\u0642\u0637\u0639\u0629<\/td>\n<td>\u062d\u0633\u0628 \u0627\u0644\u0642\u0637\u0639\u0629\u060c \u0645\u062b\u0644 <span dir=\"ltr\">1\/2&#8243; \u2013 2&#8243;<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2>\u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u062a\u062a\u0648\u0627\u0641\u0642 NPT \u0648BSPT\u061f<\/h2>\n<figure class=\"fm-a-fig\"><svg viewBox=\"0 0 520 190\" role=\"img\" direction=\"ltr\"><title>\u0632\u0627\u0648\u064a\u0629 \u0633\u0646 NPT \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0640 BSPT<\/title><g fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><path d=\"M30 60 l16 50 l16 -50 l16 50 l16 -50 l16 50 l16 -50\"><\/path><path d=\"M300 60 l15 50 l15 -50 l15 50 l15 -50 l15 50 l15 -50\"><\/path><\/g><g class=\"acc\" stroke=\"currentColor\" stroke-width=\"2\" fill=\"none\"><path d=\"M46 110 l-11 -34 M46 110 l11 -34\"><\/path><path d=\"M315 110 l-10 -32 M315 110 l10 -32\"><\/path><\/g><g fill=\"currentColor\" font-size=\"15\" font-family=\"inherit\" text-anchor=\"middle\"><text x=\"78\" y=\"145\">NPT \u00b7 60\u00b0<\/text><text x=\"345\" y=\"145\">BSPT \u00b7 55\u00b0<\/text><text x=\"78\" y=\"170\" font-size=\"12\" opacity=\".75\">\u0623\u0645\u0631\u064a\u0643\u064a<\/text><text x=\"345\" y=\"170\" font-size=\"12\" opacity=\".75\">\u0628\u0631\u064a\u0637\u0627\u0646\u064a<\/text><\/g><\/svg><figcaption>\u0632\u0627\u0648\u064a\u0629 \u0627\u0644\u0633\u0646 \u0641\u064a NPT \u0647\u064a 60\u00b0\u060c \u0648\u0641\u064a BSPT \u0647\u064a 55\u00b0\u060c \u0648\u062a\u062e\u062a\u0644\u0641 \u0623\u064a\u0636\u0627\u064b \u062e\u0637\u0648\u0629 \u0627\u0644\u0633\u0646 \u0641\u064a \u0639\u062f\u062f \u0645\u0646 \u0627\u0644\u0645\u0642\u0627\u0633\u0627\u062a.<\/figcaption><\/figure>\n<p>\u0627\u0644\u0623\u0633\u0646\u0627\u0646 \u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629 <span dir=\"ltr\">NPT<\/span> \u0628\u0632\u0627\u0648\u064a\u0629 <span dir=\"ltr\">60\u00b0<\/span>\u060c \u0648\u0627\u0644\u0628\u0631\u064a\u0637\u0627\u0646\u064a\u0629 <span dir=\"ltr\">BSPT<\/span> \u0628\u0632\u0627\u0648\u064a\u0629 <span dir=\"ltr\">55\u00b0<\/span>\u060c \u0648\u0639\u062f\u062f \u0627\u0644\u0623\u0633\u0646\u0627\u0646 \u0641\u064a \u0627\u0644\u0625\u0646\u0634 \u064a\u062e\u062a\u0644\u0641 \u0641\u064a \u0639\u062f\u062f \u0645\u0646 \u0627\u0644\u0645\u0642\u0627\u0633\u0627\u062a. \u0642\u062f \u062a\u062f\u062e\u0644 \u0627\u0644\u0642\u0637\u0639\u0629 \u0628\u0636\u0639 \u0644\u0641\u0627\u062a \u0648\u062a\u0628\u062f\u0648 \u0645\u0631\u0628\u0648\u0637\u0629\u060c \u0644\u0643\u0646 \u0627\u0644\u0623\u0633\u0646\u0627\u0646 \u0644\u0627 \u062a\u062a\u0637\u0627\u0628\u0642 \u0639\u0644\u0649 \u0643\u0627\u0645\u0644 \u0637\u0648\u0644\u0647\u0627\u060c \u0641\u064a\u0628\u0642\u0649 \u0645\u0633\u0627\u0631 \u0644\u0644\u062a\u0633\u0631\u064a\u0628 \u064a\u0638\u0647\u0631 \u0639\u0646\u062f \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0636\u063a\u0637 \u0623\u0648 \u0628\u0639\u062f \u0627\u0644\u062a\u0634\u063a\u064a\u0644.<\/p>\n<div class=\"fm-a-note fm-a-note--warn\">\n<p class=\"fm-a-note__t\">\u062a\u0646\u0628\u064a\u0647<\/p>\n<p>\u062a\u0623\u0643\u062f \u0645\u0646 \u0646\u0648\u0639 \u0623\u0633\u0646\u0627\u0646 \u0627\u0644\u0631\u0634\u0627\u0634\u0627\u062a \u0648\u0627\u0644\u0645\u062d\u0627\u0628\u0633 \u0627\u0644\u0635\u063a\u064a\u0631\u0629 \u0648\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0642\u064a\u0627\u0633 \u0642\u0628\u0644 \u0637\u0644\u0628 \u0627\u0644\u0642\u0637\u0639 \u0627\u0644\u0645\u0633\u0646\u0646\u0629. \u0643\u062b\u064a\u0631 \u0645\u0646 \u0627\u0644\u0631\u0634\u0627\u0634\u0627\u062a \u0648\u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629 \u0628\u0623\u0633\u0646\u0627\u0646 <span dir=\"ltr\">NPT<\/span>.<\/p>\n<\/div>\n<h2>\u0625\u062d\u0643\u0627\u0645 \u0627\u0644\u0623\u0633\u0646\u0627\u0646<\/h2>\n<ol class=\"fm-a-steps\">\n<li>\u0646\u0638\u0651\u0641 \u0627\u0644\u0623\u0633\u0646\u0627\u0646 \u0645\u0646 \u0627\u0644\u0632\u064a\u0648\u062a \u0648\u0628\u0631\u0627\u062f\u0629 \u0627\u0644\u0642\u0637\u0639 \u0642\u0628\u0644 \u0627\u0644\u062a\u0631\u0643\u064a\u0628.<\/li>\n<li>\u0627\u0633\u062a\u062e\u062f\u0645 \u0634\u0631\u064a\u0637 <span dir=\"ltr\">PTFE<\/span> \u0623\u0648 \u0645\u0639\u062c\u0648\u0646 \u0625\u062d\u0643\u0627\u0645 \u0645\u0646\u0627\u0633\u0628 \u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0645\u064a\u0627\u0647\u060c \u0623\u0648 \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062a\u064a \u064a\u062d\u062f\u062f\u0647\u0627 \u0627\u0644\u0645\u0635\u0645\u0645.<\/li>\n<li>\u0636\u0639 \u0645\u0627\u062f\u0629 \u0627\u0644\u0625\u062d\u0643\u0627\u0645 \u0639\u0644\u0649 \u0623\u0633\u0646\u0627\u0646 \u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0630\u0643\u0631 \u0641\u0642\u0637\u060c \u0648\u0627\u062a\u0631\u0643 \u0623\u0648\u0644 \u0633\u0646 \u0623\u0648 \u0633\u0646\u064a\u0646 \u062f\u0648\u0646 \u062a\u063a\u0637\u064a\u0629 \u062d\u062a\u0649 \u0644\u0627 \u062a\u062f\u062e\u0644 \u0627\u0644\u0645\u0627\u062f\u0629 \u0625\u0644\u0649 \u062f\u0627\u062e\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628.<\/li>\n<li>\u0627\u0631\u0628\u0637 \u0627\u0644\u0642\u0637\u0639\u0629 \u0625\u0644\u0649 \u0627\u0644\u0639\u0632\u0645 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u062f\u0648\u0646 \u0625\u0641\u0631\u0627\u0637\u060c \u0641\u0627\u0644\u0634\u062f \u0627\u0644\u0632\u0627\u0626\u062f \u0642\u062f \u064a\u0634\u0642 \u0627\u0644\u0648\u0635\u0644\u0629.<\/li>\n<li>\u0623\u062c\u0631\u0650 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0636\u063a\u0637 \u0648\u0641\u0642 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0642\u0628\u0644 \u0627\u0644\u062a\u0634\u063a\u064a\u0644.<\/li>\n<\/ol>\n<h2>\u0623\u062e\u0637\u0627\u0621 \u0634\u0627\u0626\u0639\u0629<\/h2>\n<ul>\n<li>\u062e\u0644\u0637 \u0642\u0637\u0639 \u0623\u0645\u0631\u064a\u0643\u064a\u0629 \u0648\u0628\u0631\u064a\u0637\u0627\u0646\u064a\u0629 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0634\u0628\u0643\u0629.<\/li>\n<li>\u0627\u0644\u0625\u0641\u0631\u0627\u0637 \u0641\u064a \u0645\u0627\u062f\u0629 \u0627\u0644\u0625\u062d\u0643\u0627\u0645 \u062d\u062a\u0649 \u062a\u062f\u062e\u0644 \u0625\u0644\u0649 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0648\u062a\u0635\u0644 \u0625\u0644\u0649 \u0641\u062a\u062d\u0627\u062a \u0627\u0644\u0631\u0634\u0627\u0634\u0627\u062a.<\/li>\n<li>\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0642\u0637\u0639 \u063a\u064a\u0631 \u0645\u062f\u0631\u062c\u0629 \u0641\u064a \u0646\u0638\u0627\u0645 \u062d\u0631\u064a\u0642 \u064a\u0634\u062a\u0631\u0637 \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f.<\/li>\n<li>\u0627\u0644\u0634\u062f \u0627\u0644\u0632\u0627\u0626\u062f \u0627\u0644\u0630\u064a \u064a\u0633\u0628\u0628 \u062a\u0634\u0642\u0642\u0627\u062a \u0642\u062f \u0644\u0627 \u062a\u0638\u0647\u0631 \u0625\u0644\u0627 \u062a\u062d\u062a \u0627\u0644\u0636\u063a\u0637.<\/li>\n<\/ul>\n<div class=\"fm-a-key fm-a-related\">\n<p class=\"fm-a-key__t\">\u0627\u0642\u0631\u0623 \u0623\u064a\u0636\u0627\u064b \u0641\u064a \u0627\u0644\u0645\u0643\u062a\u0628\u0629 \u0627\u0644\u0641\u0646\u064a\u0629<\/p>\n<ul>\n<li><a href=\"\/ar\/library\/ul-fm-approval-how-to-verify\/\">\u0627\u0639\u062a\u0645\u0627\u062f UL \u0648FM \u0648\u0643\u064a\u0641 \u062a\u062a\u062d\u0642\u0642 \u0645\u0646\u0647<\/a><\/li>\n<li><a href=\"\/ar\/library\/grooved-mechanical-tee-guide\/\">\u0627\u0644\u062a\u064a \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a: \u062f\u0644\u064a\u0644 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0648\u0627\u0644\u062a\u0631\u0643\u064a\u0628<\/a><\/li>\n<li><a href=\"\/ar\/library\/grooved-tees-reducers-guide\/\">\u0627\u0644\u062a\u064a\u0647\u0627\u062a \u0648\u0627\u0644\u0645\u062e\u062a\u0632\u0644\u0627\u062a \u0627\u0644\u0645\u062d\u0632\u0632\u0629<\/a><\/li>\n<\/ul>\n<\/div>\n<section class=\"fm-a-faq\">\n<h2>\u0623\u0633\u0626\u0644\u0629 \u0634\u0627\u0626\u0639\u0629<\/h2>\n<details>\n<summary>\u0647\u0644 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u062d\u0648\u0651\u0644 \u0628\u064a\u0646 NPT \u0648BSPT\u061f<\/summary>\n<p>\u062a\u0648\u062c\u062f \u0642\u0637\u0639 \u062a\u062d\u0648\u064a\u0644\u060c \u0644\u0643\u0646 \u0627\u0644\u0623\u0641\u0636\u0644 \u062a\u0648\u062d\u064a\u062f \u0646\u0648\u0639 \u0627\u0644\u0623\u0633\u0646\u0627\u0646 \u0641\u064a \u0627\u0644\u0634\u0628\u0643\u0629. \u0623\u064a \u0645\u062d\u0648\u0651\u0644 \u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0645\u0646\u0627\u0633\u0628\u0627\u064b \u0644\u0644\u0636\u063a\u0637 \u0648\u0645\u0639\u062a\u0645\u062f\u0627\u064b \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645.<\/p>\n<\/details>\n<details>\n<summary>\u0645\u0627 \u0645\u0639\u0646\u0649 BMI\u061f<\/summary>\n<p>\u0627\u062e\u062a\u0635\u0627\u0631 \u0634\u0627\u0626\u0639 \u0644\u0640 <span dir=\"ltr\">Black Malleable Iron<\/span>\u060c \u0623\u064a \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0631\u0646 \u0627\u0644\u0623\u0633\u0648\u062f \u063a\u064a\u0631 \u0627\u0644\u0645\u062c\u0644\u0641\u0646.<\/p>\n<\/details>\n<details>\n<summary>\u0647\u0644 \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u062e\u064a\u0634 \u0623\u0648 \u0627\u0644\u062c\u0648\u062a \u0645\u0639 \u0627\u0644\u0645\u0639\u062c\u0648\u0646\u061f<\/summary>\n<p>\u0647\u064a \u0637\u0631\u064a\u0642\u0629 \u062a\u0642\u0644\u064a\u062f\u064a\u0629 \u0641\u064a \u0628\u0639\u0636 \u0627\u0644\u0623\u0639\u0645\u0627\u0644\u060c \u0644\u0643\u0646 \u0645\u0627\u062f\u0629 \u0627\u0644\u0625\u062d\u0643\u0627\u0645 \u0627\u0644\u0645\u0639\u062a\u0645\u062f\u0629 \u0641\u064a \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u064a\u062d\u062f\u062f\u0647\u0627 \u0627\u0644\u0645\u0635\u0645\u0645\u060c \u0648\u0627\u0644\u0645\u0647\u0645 \u0623\u0644\u0627 \u062a\u062f\u062e\u0644 \u0623\u064a \u0645\u0627\u062f\u0629 \u0625\u0644\u0649 \u062f\u0627\u062e\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628.<\/p>\n<\/details>\n<\/section>\n<section class=\"fm-a-refs\">\n<h2>\u0627\u0644\u0645\u0631\u0627\u062c\u0639<\/h2>\n<ul>\n<li><b>ASME B16.3<\/b> \u2014 Malleable Iron Threaded Fittings: Classes 150 and 300.<\/li>\n<li><b>ASME B1.20.1<\/b> \u2014 Pipe Threads, General Purpose (Inch).<\/li>\n<li><b>BS EN 10242<\/b> \u2014 Threaded pipe fittings in malleable cast iron.<\/li>\n<li><b>ISO 7-1<\/b> \u2014 Pipe threads where pressure-tight joints are made on the threads.<\/li>\n<li><b>NFPA 13<\/b> \u2014 Standard for the Installation of Sprinkler Systems.<\/li>\n<\/ul>\n<\/section>\n<p class=\"fm-a-disc\">\u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u0644\u0644\u062a\u0648\u0639\u064a\u0629 \u0627\u0644\u0641\u0646\u064a\u0629 \u0648\u0644\u0627 \u064a\u063a\u0646\u064a \u0639\u0646 \u0646\u0634\u0631\u0629 \u0627\u0644\u0645\u0635\u0646\u0639 \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0635\u0645\u0645 \u0627\u0644\u0645\u0639\u062a\u0645\u062f \u0644\u0644\u0645\u0634\u0631\u0648\u0639.<\/p>\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>\u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0648\u0635\u0644\u0627\u062a \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0631\u0646 \u0627\u0644\u0645\u0633\u0646\u0646\u0629 \u0628\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629 \u0648\u0627\u0644\u0628\u0631\u064a\u0637\u0627\u0646\u064a\u0629\u060c \u0648\u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u062a\u062a\u0648\u0627\u0641\u0642 \u0623\u0633\u0646\u0627\u0646 NPT \u0648BSPT\u060c \u0648\u0646\u0642\u0627\u0637 \u0625\u062d\u0643\u0627\u0645 \u0627\u0644\u0623\u0633\u0646\u0627\u0646 \u0641\u064a \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642.<\/p>\n","protected":false},"author":1,"featured_media":6117,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"rank_math_focus_keyword":"\u0648\u0635\u0644\u0627\u062a \u0645\u0633\u0646\u0646\u0629,npt vs bspt","rank_math_description":"","footnotes":""},"guide_topic":[222],"class_list":["post-6055","guide","type-guide","status-publish","has-post-thumbnail","hentry","guide_topic-grooved-couplings"],"acf":{"fmg_reviewer":"","fmg_reviewer_source":{"label":"\u0631\u0627\u062c\u0639\u0647 \u0641\u0646\u064a\u0627\u064b","type":"text","formatted_value":""},"fmg_reviewed":null,"fmg_reviewed_source":{"label":"\u062a\u0627\u0631\u064a\u062e \u0627\u0644\u0645\u0631\u0627\u062c\u0639\u0629","type":"date_picker","formatted_value":""},"fmg_products":[2087,2329,2287,5344,5349],"fmg_products_source":{"label":"\u0645\u0646\u062a\u062c\u0627\u062a \u0645\u0631\u062a\u0628\u0637\u0629 \u0628\u0627\u0644\u0645\u0642\u0627\u0644","type":"relationship","formatted_value":[2087,2329,2287,5344,5349]}},"_links":{"self":[{"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/guide\/6055","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/guide"}],"about":[{"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/types\/guide"}],"author":[{"embeddable":true,"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"version-history":[{"count":4,"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/guide\/6055\/revisions"}],"predecessor-version":[{"id":6118,"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/guide\/6055\/revisions\/6118"}],"acf:post":[{"embeddable":true,"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/product\/5349"},{"embeddable":true,"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/product\/5344"},{"embeddable":true,"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/product\/2287"},{"embeddable":true,"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/product\/2329"},{"embeddable":true,"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/product\/2087"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/media\/6117"}],"wp:attachment":[{"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/media?parent=6055"}],"wp:term":[{"taxonomy":"guide_topic","embeddable":true,"href":"https:\/\/fu-mech.com\/ar\/wp-json\/wp\/v2\/guide_topic?post=6055"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}