{"id":5867,"date":"2026-09-04T12:59:31","date_gmt":"2026-09-04T04:59:31","guid":{"rendered":"https:\/\/www.sj-gauge.com\/?p=5867"},"modified":"2026-09-04T14:13:56","modified_gmt":"2026-09-04T06:13:56","slug":"pressure-gauge-thread-will-not-fit","status":"publish","type":"post","link":"https:\/\/www.sj-gauge.com\/ar\/pressure-gauge-thread-will-not-fit\/","title":{"rendered":"\u0646\u0641\u0633 \u0627\u0644\u0633\u0646 \u0627\u0644\u0644\u0648\u0644\u0628\u064a \u0628\u0642\u0637\u0631 1\/4 \u0628\u0648\u0635\u0629 - \u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u064a\u062a\u0646\u0627\u0633\u0628 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u0636\u063a\u0637\u061f"},"content":{"rendered":"<p>\u0642\u062f \u064a\u062d\u0645\u0644 \u0643\u0644 \u0645\u0646 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u0636\u063a\u0637 \u0648\u0648\u0635\u0644\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0639\u0644\u0627\u0645\u0629 &quot;\u0631\u0628\u0639 \u0628\u0648\u0635\u0629&quot;\u060c \u0644\u0643\u0646 \u0647\u0630\u0627 \u0644\u0627 \u064a\u0639\u0646\u064a \u0625\u0645\u0643\u0627\u0646\u064a\u0629 \u062a\u0631\u0643\u064a\u0628\u0647\u0645\u0627 \u0645\u0639\u064b\u0627. \u062a\u0634\u064a\u0631 \u0647\u0630\u0647 \u0627\u0644\u0639\u0644\u0627\u0645\u0629 \u0625\u0644\u0649 \u0627\u0644\u0645\u0642\u0627\u0633 \u0627\u0644\u0627\u0633\u0645\u064a \u0641\u0642\u0637\u061b \u0644\u0630\u0627 \u064a\u062c\u0628 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0646\u0648\u0639 \u0627\u0644\u0633\u0646 \u0627\u0644\u0644\u0648\u0644\u0628\u064a\u060c \u0645\u062b\u0644 NPT \u0623\u0648 G\/BSPP \u0623\u0648 PT\/R.<\/p>\n\n\n\n<p>\u0625\u0630\u0627 \u062a\u0645 \u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0648\u0635\u0644\u0629 \u0644\u062f\u0648\u0631\u0629 \u0648\u0627\u062d\u062f\u0629 \u0623\u0648 \u062f\u0648\u0631\u062a\u064a\u0646 \u0641\u0642\u0637\u060c \u0623\u0648 \u0623\u0635\u0628\u062d\u062a \u0645\u0644\u062a\u0648\u064a\u0629 \u0628\u0634\u0643\u0644 \u0645\u062a\u0632\u0627\u064a\u062f\u060c \u0623\u0648 \u062a\u0637\u0644\u0628\u062a \u0642\u0648\u0629 \u0639\u0627\u0644\u064a\u0629 \u0628\u0634\u0643\u0644 \u063a\u064a\u0631 \u0639\u0627\u062f\u064a\u060c \u0641\u062a\u0648\u0642\u0641 \u0639\u0644\u0649 \u0627\u0644\u0641\u0648\u0631 \u0644\u062a\u062c\u0646\u0628 \u062a\u0644\u0641 \u0627\u0644\u062e\u064a\u0648\u0637 \u0628\u0634\u0643\u0644 \u062f\u0627\u0626\u0645.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\" style=\"width:640px\"><img fetchpriority=\"high\" decoding=\"async\" width=\"993\" height=\"993\" src=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/sj-pressure-gauge-quarter-inch-npt-thread-square.jpg\" alt=\"SJ pressure gauge with a 1\/4-inch NPT male process connection\" class=\"wp-image-5870\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/sj-pressure-gauge-quarter-inch-npt-thread-square.jpg 993w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/sj-pressure-gauge-quarter-inch-npt-thread-square-300x300.jpg 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/sj-pressure-gauge-quarter-inch-npt-thread-square-150x150.jpg 150w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/sj-pressure-gauge-quarter-inch-npt-thread-square-768x768.jpg 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/sj-pressure-gauge-quarter-inch-npt-thread-square-12x12.jpg 12w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/sj-pressure-gauge-quarter-inch-npt-thread-square-600x600.jpg 600w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/sj-pressure-gauge-quarter-inch-npt-thread-square-100x100.jpg 100w\" sizes=\"(max-width: 993px) 100vw, 993px\" \/><figcaption class=\"wp-element-caption\">\u0648\u0635\u0644\u0629 \u0639\u0645\u0644\u064a\u0629 \u0630\u0643\u0631\u064a\u0629 NPT \u0645\u0642\u0627\u0633 1\/4 \u0628\u0648\u0635\u0629 \u0639\u0644\u0649 \u0645\u0642\u064a\u0627\u0633 \u0636\u063a\u0637 SJ.<\/figcaption><\/figure>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_87 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u062a\u0628\u062f\u064a\u0644 \u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u062a\u0628\u062f\u064a\u0644<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #7b1e1c;color:#7b1e1c\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #7b1e1c;color:#7b1e1c\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.sj-gauge.com\/ar\/pressure-gauge-thread-will-not-fit\/#why-wont-threads-of-the-same-size-fit\" >\u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u062a\u062a\u0646\u0627\u0633\u0628 \u0627\u0644\u062e\u064a\u0648\u0637 \u0630\u0627\u062a \u0627\u0644\u062d\u062c\u0645 \u0646\u0641\u0633\u0647\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.sj-gauge.com\/ar\/pressure-gauge-thread-will-not-fit\/#what-happens-if-you-force-the-connection\" >\u0645\u0627\u0630\u0627 \u064a\u062d\u062f\u062b \u0625\u0630\u0627 \u0623\u062c\u0628\u0631\u062a \u0639\u0644\u0649 \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.sj-gauge.com\/ar\/pressure-gauge-thread-will-not-fit\/#how-to-identify-the-correct-thread\" >\u0643\u064a\u0641\u064a\u0629 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u062e\u064a\u0637 \u0627\u0644\u0635\u062d\u064a\u062d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.sj-gauge.com\/ar\/pressure-gauge-thread-will-not-fit\/#international-standards-reference\" >\u0645\u0631\u0627\u062c\u0639 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062f\u0648\u0644\u064a\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.sj-gauge.com\/ar\/pressure-gauge-thread-will-not-fit\/#frequently-asked-questions\" >\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.sj-gauge.com\/ar\/pressure-gauge-thread-will-not-fit\/#conclusion\" >\u0627\u0644\u062e\u0644\u0627\u0635\u0629<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"h-why-won-t-threads-of-the-same-size-fit\"><span class=\"ez-toc-section\" id=\"why-wont-threads-of-the-same-size-fit\"><\/span>\u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u062a\u062a\u0646\u0627\u0633\u0628 \u0627\u0644\u062e\u064a\u0648\u0637 \u0630\u0627\u062a \u0627\u0644\u062d\u062c\u0645 \u0646\u0641\u0633\u0647\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u062a\u0634\u0645\u0644 \u0623\u0633\u0628\u0627\u0628 Common \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u064a\u062d\u062a\u0648\u064a \u0623\u062d\u062f \u0627\u0644\u062c\u0627\u0646\u0628\u064a\u0646 \u0639\u0644\u0649 \u062e\u064a\u0637 \u0645\u062f\u0628\u0628 \u0628\u064a\u0646\u0645\u0627 \u064a\u062d\u062a\u0648\u064a \u0627\u0644\u062c\u0627\u0646\u0628 \u0627\u0644\u0622\u062e\u0631 \u0639\u0644\u0649 \u062e\u064a\u0637 \u0645\u062a\u0648\u0627\u0632\u064d<\/li>\n\n\n\n<li>\u062a\u062e\u062a\u0644\u0641 \u062e\u0637\u0648\u0629 \u0627\u0644\u062e\u064a\u0637 \u0623\u0648 \u0634\u0643\u0644 \u0627\u0644\u062e\u064a\u0637<\/li>\n\n\n\n<li>\u062a\u062e\u062a\u0644\u0641 \u062a\u0641\u0627\u0648\u062a\u0627\u062a \u062e\u064a\u0648\u0637 \u0627\u0644\u0623\u0633\u0646\u0627\u0646 \u0627\u0644\u0630\u0643\u0631\u064a\u0629 \u0648\u0627\u0644\u0623\u0646\u062b\u0648\u064a\u0629.<\/li>\n\n\n\n<li>\u0645\u062f\u062e\u0644 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0628\u0647 \u0627\u0646\u0628\u0639\u0627\u062c \u0623\u0648 \u0646\u062a\u0648\u0621<\/li>\n\n\n\n<li>\u0644\u0645 \u064a\u0643\u0646 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0645\u062a\u0648\u0627\u0641\u0642\u064b\u0627 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u062a\u062b\u0628\u064a\u062a\u060c \u0645\u0645\u0627 \u062a\u0633\u0628\u0628 \u0641\u064a \u062a\u0634\u0627\u0628\u0643 \u0627\u0644\u062e\u064a\u0648\u0637<\/li>\n\n\n\n<li>\u0628\u0642\u0627\u064a\u0627 \u0645\u0627\u062f\u0629 \u0645\u0627\u0646\u0639\u0629 \u0644\u0644\u062a\u0633\u0631\u0628 \u0642\u062f\u064a\u0645\u0629 \u0623\u0648 \u0635\u062f\u0623 \u062f\u0627\u062e\u0644 \u0627\u0644\u0633\u0646 \u0627\u0644\u0644\u0648\u0644\u0628\u064a \u0627\u0644\u0645\u0648\u062c\u0648\u062f<\/li>\n<\/ul>\n\n\n\n<p>\u0643\u0645\u0627 \u0623\u0646 \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0627\u0633\u0645\u064a \u0644\u062e\u064a\u0637 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0644\u064a\u0633 \u0647\u0648 \u0646\u0641\u0633\u0647 \u0642\u0637\u0631\u0647 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0627\u0644\u0645\u0642\u0627\u0633 \u0645\u0628\u0627\u0634\u0631\u0629\u060c \u0644\u0630\u0644\u0643 \u0644\u0627 \u064a\u0645\u0643\u0646\u0643 \u0628\u0628\u0633\u0627\u0637\u0629 \u0642\u064a\u0627\u0633 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0648\u0645\u0642\u0627\u0631\u0646\u062a\u0647 \u0628\u0640 &quot;1\/4 \u0628\u0648\u0635\u0629&quot;.\u201c<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\" style=\"width:640px\"><img decoding=\"async\" width=\"1440\" height=\"1080\" src=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-side.jpg\" alt=\"Close-up side view of a 1\/4-inch NPT male thread adapter\" class=\"wp-image-5864\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-side.jpg 1440w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-side-300x225.jpg 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-side-1024x768.jpg 1024w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-side-768x576.jpg 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-side-16x12.jpg 16w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-side-600x450.jpg 600w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" \/><figcaption class=\"wp-element-caption\">\u0645\u0646\u0638\u0631 \u062c\u0627\u0646\u0628\u064a \u0644\u0645\u062d\u0648\u0644 \u062e\u064a\u0637 \u0630\u0643\u0631 NPT \u0645\u0642\u0627\u0633 1\/4 \u0628\u0648\u0635\u0629 \u0644\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0634\u0643\u0644 \u0627\u0644\u062e\u064a\u0637 \u0648\u062e\u0637\u0648\u0629 \u0627\u0644\u062e\u064a\u0637.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-happens-if-you-force-the-connection\"><span class=\"ez-toc-section\" id=\"what-happens-if-you-force-the-connection\"><\/span>\u0645\u0627\u0630\u0627 \u064a\u062d\u062f\u062b \u0625\u0630\u0627 \u0623\u062c\u0628\u0631\u062a \u0639\u0644\u0649 \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0642\u062f \u064a\u0624\u062f\u064a \u0641\u0631\u0636 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062e\u064a\u0648\u0637 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639\u064b\u0627 \u0625\u0644\u0649 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u062a\u0634\u0648\u0647 \u0623\u0648 \u0643\u0633\u0631 \u0627\u0644\u062e\u064a\u0637.<\/li>\n\n\n\n<li>\u062a\u0622\u0643\u0644 \u0623\u0648 \u0627\u0646\u062d\u0634\u0627\u0631 \u062e\u064a\u0648\u0637 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623.<\/li>\n\n\n\n<li>\u0627\u062a\u0635\u0627\u0644 \u0644\u0627 \u064a\u0645\u0643\u0646 \u0625\u0632\u0627\u0644\u062a\u0647.<\/li>\n\n\n\n<li>\u062a\u0633\u0631\u0628 \u0627\u0644\u063a\u0627\u0632 \u0623\u0648 \u0627\u0644\u0633\u0627\u0626\u0644 \u0628\u0639\u062f \u0627\u0644\u0636\u063a\u0637.<\/li>\n\n\n\n<li>\u062a\u0645 \u062a\u0637\u0628\u064a\u0642 \u0639\u0632\u0645 \u062f\u0648\u0631\u0627\u0646 \u063a\u064a\u0631 \u0637\u0628\u064a\u0639\u064a \u0639\u0644\u0649 \u0648\u0635\u0644\u0629 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u0636\u063a\u0637.<\/li>\n<\/ol>\n\n\n\n<p>\u062d\u062a\u0649 \u0641\u064a \u062d\u0627\u0644\u0629 \u0639\u062f\u0645 \u0648\u062c\u0648\u062f \u062a\u0633\u0631\u064a\u0628 immediate\u060c \u0641\u0647\u0630\u0627 \u0644\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0622\u0645\u0646 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0644\u0649 \u0627\u0644\u0645\u062f\u0649 \u0627\u0644\u0637\u0648\u064a\u0644.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-to-identify-the-correct-thread\"><span class=\"ez-toc-section\" id=\"how-to-identify-the-correct-thread\"><\/span>\u0643\u064a\u0641\u064a\u0629 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u062e\u064a\u0637 \u0627\u0644\u0635\u062d\u064a\u062d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u062a\u062d\u0642\u0642 \u0623\u0648\u0644\u0627\u064b \u0645\u0646 \u0639\u0644\u0627\u0645\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0639\u0644\u0649 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0642\u062f\u064a\u0645\u060c \u0623\u0648 \u0631\u0633\u0645 \u0627\u0644\u0645\u0639\u062f\u0627\u062a\u060c \u0623\u0648 \u0627\u0644\u0648\u0635\u0644\u0629. \u0625\u0630\u0627 \u0644\u0645 \u062a\u0643\u0646 \u0647\u0646\u0627\u0643 \u0639\u0644\u0627\u0645\u0627\u062a \u0645\u062a\u0648\u0641\u0631\u0629\u060c \u0641\u0642\u0645 \u0628\u0642\u064a\u0627\u0633 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u060c \u0648\u0627\u0644\u062e\u0637\u0648\u0629\u060c \u0648\u0627\u0644\u062a\u0646\u0627\u0642\u0635\u060c \u0648\u062a\u0623\u0643\u062f \u0645\u0646 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u062e\u064a\u0648\u0637.<\/p>\n\n\n\n<p>\u0625\u0630\u0627 \u062a\u0639\u0630\u0631 \u0625\u064a\u0642\u0627\u0641 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062c\u0647\u0627\u0632\u060c \u0641\u062a\u062d\u0642\u0642 \u0623\u0648\u0644\u0627\u064b \u0645\u0646 \u0633\u062c\u0644\u0627\u062a \u0627\u0644\u0634\u0631\u0627\u0621\u060c \u0648\u0646\u0645\u0648\u0630\u062c \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0642\u062f\u064a\u0645\u060c \u0648\u0631\u0633\u0645 \u062a\u062e\u0637\u064a\u0637 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0623\u0635\u0644\u064a. \u0644\u0627 \u062a\u0642\u0645 \u0623\u0628\u062f\u064b\u0627 \u0628\u0641\u0635\u0644 \u0623\u064a \u0648\u0635\u0644\u0629 \u0644\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u0642\u064a\u0627\u0633\u0627\u062a \u0623\u062b\u0646\u0627\u0621 \u0648\u062c\u0648\u062f \u0636\u063a\u0637 \u0641\u064a \u0627\u0644\u0646\u0638\u0627\u0645.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\" style=\"width:640px\"><img decoding=\"async\" width=\"1440\" height=\"1080\" src=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-front.jpg\" alt=\"Front-angle view of a 1\/4-inch NPT male thread adapter\" class=\"wp-image-5865\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-front.jpg 1440w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-front-300x225.jpg 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-front-1024x768.jpg 1024w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-front-768x576.jpg 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-front-16x12.jpg 16w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2026\/09\/quarter-inch-npt-thread-adapter-front-600x450.jpg 600w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" \/><figcaption class=\"wp-element-caption\">\u0645\u0646\u0638\u0631 \u0623\u0645\u0627\u0645\u064a \u0644\u0645\u062d\u0648\u0644 NPT \u0645\u0642\u0627\u0633 1\/4 \u0628\u0648\u0635\u0629\u060c \u064a\u0648\u0636\u062d \u0637\u0631\u0641 \u0627\u0644\u062e\u064a\u0637 \u0648\u0627\u0644\u0634\u0643\u0644 \u0627\u0644\u062e\u0627\u0631\u062c\u064a.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-international-standards-reference\"><span class=\"ez-toc-section\" id=\"international-standards-reference\"><\/span>\u0645\u0631\u0627\u062c\u0639 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062f\u0648\u0644\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0643\u0645\u0631\u062c\u0639 \u0644\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0623\u0648 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0623\u0648 \u0627\u0644\u062a\u062d\u0642\u0642 \u0627\u0644\u0645\u062a\u0639\u0644\u0642 \u0628\u0647\u0630\u0627 \u0627\u0644\u0645\u0648\u0636\u0648\u0639:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.asme.org\/codes-standards\/find-codes-standards\/b1201-pipe-threads-general-purpose-inch\"><strong>ASME B1.20.1-2013 (R2018):<\/strong> \u064a\u062c\u0628 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0627\u0633\u0645\u064a \u0648\u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0648\u0627\u0644\u062e\u0637\u0648\u0629 \u0648\u0627\u0644\u062a\u0646\u0627\u0642\u0635 \u0627\u0644\u062a\u062f\u0631\u064a\u062c\u064a \u0644\u062e\u064a\u0648\u0637 NPT \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u061b \u0625\u0646 \u062a\u0633\u0645\u064a\u0629 &quot;1\/4 \u0628\u0648\u0635\u0629&quot; \u0648\u062d\u062f\u0647\u0627 \u0644\u0627 \u062a\u0643\u0641\u064a.<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.iso.org\/standard\/20819.html\"><strong>ISO 7-1:1994 + Cor.1:2007:<\/strong> \u0644\u0627 \u064a\u0645\u0643\u0646 \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u062e\u064a\u0648\u0637 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u062e\u0631\u0648\u0637\u064a\u0629 \u0645\u0646 \u0633\u0644\u0633\u0644\u0629 R \u0639\u0644\u0649 \u0623\u0646\u0647\u0627 \u0646\u0641\u0633 \u0634\u0643\u0644 \u0627\u0644\u062e\u064a\u0637 \u0645\u062b\u0644 NPT\u060c \u062d\u062a\u0649 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0627\u0633\u0645\u064a \u0645\u062a\u0637\u0627\u0628\u0642\u064b\u0627.<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.iso.org\/standard\/33777.html\"><strong>ISO 228-1:2000:<\/strong> \u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u062e\u064a\u0648\u0637 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a\u0629 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 G \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0623\u0628\u0639\u0627\u062f \u0627\u0644\u062e\u064a\u0648\u0637 \u0648\u0633\u0637\u062d \u0645\u0646\u0639 \u0627\u0644\u062a\u0633\u0631\u0628 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u061b \u0648\u0644\u0627 \u064a\u0645\u0643\u0646 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0628\u0628\u0633\u0627\u0637\u0629 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0645\u0646 \u0627\u0644\u0645\u0645\u0643\u0646 \u0631\u0628\u0637 \u0627\u0644\u062e\u064a\u0648\u0637 \u0645\u0639\u064b\u0627.<\/a><\/li>\n<\/ul>\n\n\n\n<p>\u0645\u0644\u0627\u062d\u0638\u0629 \u0628\u0634\u0623\u0646 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631: \u064a\u064f\u0631\u062c\u0649 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0627\u0644\u0646\u0637\u0627\u0642 \u0648\u0627\u0644\u0625\u0635\u062f\u0627\u0631 \u0648\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0627\u0644\u0645\u0637\u0628\u0642\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0648\u0642\u0639 \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0648\u0645\u062e\u0627\u0637\u0631 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0648\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0634\u0631\u0627\u0621. \u0644\u0627 \u064a\u064f\u0639\u062f\u0651 \u0627\u0644\u0631\u062c\u0648\u0639 \u0625\u0644\u0649 \u0645\u0639\u064a\u0627\u0631 \u0645\u0627 \u0628\u0645\u062b\u0627\u0628\u0629 \u0627\u0639\u062a\u0645\u0627\u062f \u062a\u0644\u0642\u0627\u0626\u064a \u0644\u0644\u0645\u0646\u062a\u062c\u060c \u0643\u0645\u0627 \u0623\u0646\u0647 \u0644\u0627 \u064a\u064f\u063a\u0646\u064a \u0639\u0646 \u062a\u0623\u0643\u064a\u062f \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0644\u0646\u0648\u0639 \u0627\u0644\u062a\u0648\u0635\u064a\u0644.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-frequently-asked-questions\"><span class=\"ez-toc-section\" id=\"frequently-asked-questions\"><\/span>\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-can-more-thread-sealing-tape-fix-an-incompatible-thread\">\u0647\u0644 \u064a\u0645\u0643\u0646 \u0644\u0634\u0631\u064a\u0637 \u0645\u0646\u0639 \u0627\u0644\u062a\u0633\u0631\u0628 \u0627\u0644\u0625\u0636\u0627\u0641\u064a \u0625\u0635\u0644\u0627\u062d \u0633\u0646 \u063a\u064a\u0631 \u0645\u062a\u0648\u0627\u0641\u0642\u061f<\/h3>\n\n\n\n<p>\u0644\u0627\u060c \u0634\u0631\u064a\u0637 \u0645\u0646\u0639 \u0627\u0644\u062a\u0633\u0631\u0628 \u064a\u0633\u0627\u0639\u062f \u0641\u0642\u0637 \u0641\u064a \u0645\u0646\u0639 \u0627\u0644\u062a\u0633\u0631\u0628 \u0641\u064a \u0627\u0644\u062e\u064a\u0648\u0637 \u0627\u0644\u0645\u062a\u0648\u0627\u0641\u0642\u0629. \u0648\u0644\u0627 \u064a\u0645\u0643\u0646\u0647 \u062a\u0635\u062d\u064a\u062d \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0641\u064a \u062f\u0631\u062c\u0629 \u0627\u0644\u062e\u064a\u0637 \u0623\u0648 \u0634\u0643\u0644\u0647 \u0623\u0648 \u062a\u062f\u0631\u062c\u0647.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-can-a-fitting-still-be-used-after-it-has-been-forced-together\">\u0647\u0644 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0635\u0644\u0629 \u0628\u0639\u062f \u0623\u0646 \u064a\u062a\u0645 \u062a\u0631\u0643\u064a\u0628\u0647\u0627 \u0628\u0627\u0644\u0642\u0648\u0629\u061f<\/h3>\n\n\n\n<p>\u0627\u0641\u062d\u0635 \u0623\u0648\u0644\u0627\u064b \u0623\u0633\u0646\u0627\u0646 \u0627\u0644\u0644\u0648\u0644\u0628 \u0628\u062d\u062b\u0627\u064b \u0639\u0646 \u0623\u064a \u062a\u0634\u0648\u0647 \u0623\u0648 \u062e\u062f\u0648\u0634 \u0623\u0648 \u062a\u0622\u0643\u0644. \u0644\u0627 \u064a\u0646\u0628\u063a\u064a \u0625\u0639\u0627\u062f\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0648\u0635\u0644\u0629 \u0627\u0644\u062a\u0627\u0644\u0641\u0629 \u0645\u0628\u0627\u0634\u0631\u0629\u064b \u0639\u0644\u0649 \u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062d\u0633\u0627\u0633\u0629.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-conclusion\"><span class=\"ez-toc-section\" id=\"conclusion\"><\/span>\u0627\u0644\u062e\u0644\u0627\u0635\u0629<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0642\u062f \u064a\u062a\u0639\u0630\u0631 \u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u062e\u064a\u0648\u0637 \u0630\u0627\u062a \u0627\u0644\u0645\u0642\u0627\u0633 \u0627\u0644\u0627\u0633\u0645\u064a \u0646\u0641\u0633\u0647 (1\/4 \u0628\u0648\u0635\u0629) \u0644\u0627\u062e\u062a\u0644\u0627\u0641 \u0645\u0639\u0627\u064a\u064a\u0631\u0647\u0627. \u0641\u064a \u062d\u0627\u0644 \u0648\u0627\u062c\u0647\u062a \u0645\u0642\u0627\u0648\u0645\u0629 \u063a\u064a\u0631 \u0645\u0639\u062a\u0627\u062f\u0629\u060c \u0644\u0627 \u062a\u064f\u062c\u0628\u0631 \u0627\u0644\u0648\u0635\u0644\u0629. \u062a\u0623\u0643\u062f \u0623\u0648\u0644\u0627\u064b \u0645\u0646 \u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u062e\u064a\u0637\u060c \u0648\u0627\u0644\u062e\u0637\u0648\u0629\u060c \u0648\u0627\u0644\u062a\u0646\u0627\u0642\u0635\u060c \u0648\u0637\u0631\u064a\u0642\u0629 \u0645\u0646\u0639 \u0627\u0644\u062a\u0633\u0631\u0628.<\/p>\n\n\n\n<p><strong><a href=\"https:\/\/www.sj-gauge.com\/ar\/contact\/\">\u0625\u0630\u0627 \u0644\u0645 \u062a\u062a\u0645\u0643\u0646 \u0645\u0646 \u062a\u0623\u0643\u064a\u062f \u0645\u0639\u064a\u0627\u0631 \u062e\u064a\u0637 \u0627\u0644\u0645\u0639\u062f\u0627\u062a\u060c \u0641\u0623\u0631\u0633\u0644 \u0637\u0631\u0627\u0632 \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0642\u062f\u064a\u0645 \u0648\u0635\u0648\u0631\u064b\u0627 \u0645\u0642\u0631\u0628\u0629 \u0644\u0644\u062e\u064a\u0637 \u0648\u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0625\u0644\u0649 SJ Gauge \u062d\u062a\u0649 \u0646\u062a\u0645\u0643\u0646 \u0645\u0646 \u0627\u0644\u0645\u0633\u0627\u0639\u062f\u0629 \u0641\u064a \u062a\u062d\u062f\u064a\u062f \u0648\u0635\u0644\u0629 \u0639\u0645\u0644\u064a\u0629 \u0645\u0646\u0627\u0633\u0628\u0629.<\/a><\/strong><\/p>\n\n\n\n<p><em><a href=\"https:\/\/www.sj-gauge.com\/ar\/pressure-gauge-npt-pt-g-thread\/\">\u0644\u0644\u0645\u0632\u064a\u062f \u0645\u0646 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a: \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u0636\u063a\u0637: \u062e\u064a\u0648\u0637 NPT \u0645\u0642\u0627\u0628\u0644 \u062e\u064a\u0648\u0637 PT \u0645\u0642\u0627\u0628\u0644 \u062e\u064a\u0648\u0637 G: \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0648\u0637\u0631\u0642 \u0645\u0646\u0639 \u0627\u0644\u062a\u0633\u0631\u0628<\/a><\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>A pressure gauge and a pipe fitting may both be marked \u201c1\/4 inch,\u201d but that does not mean they can be installed together. The designation identifies only the nominal size; you must also confirm the thread standard, such as NPT, G\/BSPP, or PT\/R. If the connection engages for only one or two turns, becomes increasingly [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":5866,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[61],"tags":[71],"class_list":["post-5867","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-pressure"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v28.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Why Won&#039;t a 1\/4-Inch Pressure Gauge Thread Fit?<\/title>\n<meta name=\"description\" content=\"Both parts are marked 1\/4 inch but engage for only one or two turns? 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