{"id":2407,"date":"2025-12-09T14:15:02","date_gmt":"2025-12-09T06:15:02","guid":{"rendered":"https:\/\/sj-gauge.com\/?p=2407"},"modified":"2026-04-24T19:45:18","modified_gmt":"2026-04-24T11:45:18","slug":"thread-standards-identification","status":"publish","type":"post","link":"https:\/\/www.sj-gauge.com\/zh-tw\/thread-standards-identification\/","title":{"rendered":"\u5de5\u696d\u5100\u9336\u5e38\u7528\u7259\u53e3\u898f\u7bc4\u7c21\u4ecb\uff1a\u56db\u6b65\u9a5f\u5e36\u60a8\u8fa8\u5225\u87ba\u7259\u898f\u683c\uff01"},"content":{"rendered":"<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\u60a8\u662f\u5426\u5c0d\u300c\u87ba\u7259\u300d\u3001\u300c\u87ba\u7d0b\u300d\u3001\u300c\u7259\u53e3\u300d\u3001\u300c\u63a5\u7e8c\u300d\u6216\u300c\u63a5\u982d\u300d...\u7b49\u53e3\u8a9e\u7a31\u547c\u53ca\u5404\u5f0f\u898f\u683c\u611f\u5230\u4e0d\u77e5\u6240\u63aa\u5462\uff1f<\/strong><\/p>\n\n\n\n<p>SJ \u7098\u73c8\u5100\u9336\u63d0\u4f9b\u56db\u7a2e\u4e3b\u8981\u87ba\u7259\u9023\u63a5\u985e\u578b\uff1aNPT\u3001PT\u3001G \u548c M\u3002\u60a8\u662f\u5426\u60f3\u77e5\u9053\u54ea\u4e00\u7a2e\u6700\u9069\u5408\u60a8\u61c9\u7528\u7684\u7279\u5b9a\u9700\u6c42\uff1f \u5728\u4ee5\u4e0b\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u8a73\u7d30\u4ecb\u7d39\u9019\u4e9b\u5e38\u7528\u7684\u87ba\u7259\u9023\u63a5\u985e\u578b\u3002\u60a8\u5c0d\u5404\u5f0f\u87ba\u7259\u7684\u5340\u5225\u611f\u5230\u597d\u5947\u55ce\uff1f \u5982\u679c\u662f\u9019\u6a23\uff0c\u8acb\u7e7c\u7e8c\u95b1\u8b80\u3002\u6216\u8005\uff0c\u60a8\u53ef\u4ee5\u806f\u7e6b\u6211\u5011\u7684\u5c08\u696d\u92b7\u552e\u5718\u968a\uff0c\u6211\u5011\u5c07\u76e1\u529b\u70ba\u60a8\u7684\u61c9\u7528\u63d0\u4f9b\u6700\u5408\u9069\u7684\u5ba2\u88fd\u5316\u91cf\u6e2c\u65b9\u6848\u3002<\/p>\n<\/blockquote>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 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\">\u76ee\u9304<\/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=\"\u986f\u793a\/\u96b1\u85cf\u5167\u5bb9\u76ee\u9304\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u5207\u63db<\/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\/zh-tw\/thread-standards-identification\/#1-what-is-a-thread-what-is-its-function\" >1. \u87ba\u7259\u662f\u4ec0\u9ebc\uff1f\u87ba\u7259\u7684\u529f\u80fd\u662f\u4ec0\u9ebc\uff1f<\/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\/zh-tw\/thread-standards-identification\/#2-what-problems-can-occur-if-the-wrong-thread-type-is-used\" >2. \u641e\u932f\u87ba\u7259\u9023\u63a5\u985e\u578b\u53ef\u80fd\u6703\u9020\u6210\u4ec0\u9ebc\u554f\u984c\uff1f<\/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\/zh-tw\/thread-standards-identification\/#3-two-essential-measurement-tools-you-must-know-before-selecting-threads\" >3. \u5728\u9078\u64c7\u87ba\u7259\u524d\u5fc5\u9808\u8a8d\u8b58\u7684\u5169\u500b\u6e2c\u91cf\u5de5\u5177<\/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\/zh-tw\/thread-standards-identification\/#4-identifying-threads-in-four-simple-steps\" >4. \u8fa8\u5225\u87ba\u7259\u56db\u5927\u6b65\u9a5f<\/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\/zh-tw\/thread-standards-identification\/#5-four-steps-to-identify-thread-specifications\" >5.\u8b58\u5225\u87ba\u7d0b\u898f\u683c\u7684\u56db\u500b\u6b65\u9a5f<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-60a6e82b1b17efd4e0d6a39a4129c216\" id=\"h-1-what-is-a-thread-what-is-its-function\"><span class=\"ez-toc-section\" id=\"1-what-is-a-thread-what-is-its-function\"><\/span>1. \u87ba\u7259\u662f\u4ec0\u9ebc\uff1f\u87ba\u7259\u7684\u529f\u80fd\u662f\u4ec0\u9ebc\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u7259\u53c8\u7a31\u70ba\u300c\u63a5\u982d\u300d\u3001\u300c\u63a5\u7e8c\u300d\u8207\u300c\u7259\u53e3\u300d\uff0c\u662f\u7528\u65bc\u9023\u63a5\u58d3\u529b\u9336\u8207\u58d3\u529b\u6e90\u7684\u63a5\u982d\uff0c\u4e26\u7531\u5916\u7259\uff08\u516c\u7259\uff09\u53ca\u5167\u7259\uff08\u6bcd\u7259\uff09\u65cb\u7dca\u7d44\u5408\u800c\u6210\u3002<\/p>\n\n\n\n<p>\u87ba\u7259\u6700\u4e3b\u8981\u7684\u529f\u80fd\u662f\u78ba\u4fdd\u58d3\u529b\u6e90\u80fd\u5920\u5728\u5b8c\u5168\u5bc6\u5c01\u7684\u60c5\u6cc1\u4e0b\u50b3\u9001\u58d3\u529b\u6216\u4ecb\u8cea\u5230\u58d3\u529b\u9336\u5167\uff0c\u6709\u6642\u4e5f\u6703\u642d\u914d\u4e00\u4e9b\u914d\u4ef6\u5982\uff1a\u6b62\u7009\u5e36\u3001O\u578b\u74b0\u53ca\u588a\u7247...\u7b49\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u6311\u9078\u87ba\u7259\u5c3a\u5bf8\u6642\u5fc5\u9808\u8003\u91cf\u5176\u5c0d\u61c9\u58d3\u529b\u9336\u63a5\u982d\u662f\u5426\u7b26\u5408\u898f\u683c\uff0c\u5728\u8cfc\u8cb7\u58d3\u529b\u9336\u6216\u6eab\u5ea6\u8a08...\u7b49\u5100\u9336\u6642\uff0c\u4e5f\u61c9\u4e00\u4f75\u63d0\u4f9b\u58d3\u529b\u9336\u63a5\u982d\u5c3a\u5bf8\u7684\u8cc7\u8a0a\u7d66\u4f9b\u61c9\u5546\u3002<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-8 wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\" style=\"border-style:none;border-width:0px;border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-left-radius:0px;border-bottom-right-radius:0px\">\n<figure class=\"wp-block-image size-thumbnail has-custom-border is-style-default\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img decoding=\"async\" width=\"92\" height=\"150\" data-id=\"2408\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/PT\u516b\u5206\u4e4b\u4e00-92x150.png\" alt=\"\" class=\"wp-image-2408\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">PT 1\/8<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img decoding=\"async\" width=\"90\" height=\"150\" data-id=\"2409\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/PT\u56db\u5206\u4e4b\u4e0019\u7259-90x150.png\" alt=\"\" class=\"wp-image-2409\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">PT 1\/4<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img decoding=\"async\" width=\"114\" height=\"150\" data-id=\"2410\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/PT\u516b\u5206\u4e4b\u4e09-114x150.png\" alt=\"\" class=\"wp-image-2410\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">PT 3\/8<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img loading=\"lazy\" decoding=\"async\" width=\"116\" height=\"150\" data-id=\"2411\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/PT\u4e8c\u5206\u4e4b\u4e00-116x150.png\" alt=\"\" class=\"wp-image-2411\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">PT 1\/2<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img loading=\"lazy\" decoding=\"async\" width=\"93\" height=\"150\" data-id=\"2412\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/\u7f8e\u5236\u5341\u516d\u5206\u4e4b\u4e03-93x150.png\" alt=\"\" class=\"wp-image-2412\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">UNF 7\/16<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img loading=\"lazy\" decoding=\"async\" width=\"105\" height=\"150\" data-id=\"2413\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/NPT\u56db\u5206\u4e4b\u4e0018\u7259-105x150.png\" alt=\"\" class=\"wp-image-2413\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">NPT 1\/4<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img loading=\"lazy\" decoding=\"async\" width=\"116\" height=\"150\" data-id=\"2415\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/NPT\u516b\u5206\u4e4b\u4e09-116x150.png\" alt=\"\" class=\"wp-image-2415\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">NPT 3\/8<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-right:0;margin-bottom:var(--wp--preset--spacing--80);margin-left:0\"><img loading=\"lazy\" decoding=\"async\" width=\"115\" height=\"150\" data-id=\"2416\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/NPT\u4e8c\u5206\u4e4b\u4e00-115x150.png\" alt=\"\" class=\"wp-image-2416\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">NPT 1\/2<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img loading=\"lazy\" decoding=\"async\" width=\"91\" height=\"150\" data-id=\"2419\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/G\u56db\u5206\u4e4b\u4e0019\u7259-91x150.png\" alt=\"\" class=\"wp-image-2419\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">G 1\/4<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img loading=\"lazy\" decoding=\"async\" width=\"100\" height=\"150\" data-id=\"2420\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/G\u516b\u5206\u4e4b\u4e09-100x150.png\" alt=\"\" class=\"wp-image-2420\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">G 3\/8<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img loading=\"lazy\" decoding=\"async\" width=\"116\" height=\"150\" data-id=\"2421\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/G\u4e8c\u5206\u4e4b\u4e00-116x150.png\" alt=\"\" class=\"wp-image-2421\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">G 1\/2<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img loading=\"lazy\" decoding=\"async\" width=\"84\" height=\"150\" data-id=\"2422\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/M10x1-84x150.png\" alt=\"\" class=\"wp-image-2422\" style=\"border-style:none;border-width:0px;border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-left-radius:0px;border-bottom-right-radius:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">M 10*1<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img loading=\"lazy\" decoding=\"async\" width=\"91\" height=\"150\" data-id=\"2423\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/M12x1.5-91x150.png\" alt=\"\" class=\"wp-image-2423\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">M 12*1.5<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img loading=\"lazy\" decoding=\"async\" width=\"93\" height=\"150\" data-id=\"2424\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/M14x1.5-93x150.png\" alt=\"\" class=\"wp-image-2424\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">M 14*1.5<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-right:0;margin-bottom:var(--wp--preset--spacing--80);margin-left:0\"><img loading=\"lazy\" decoding=\"async\" width=\"86\" height=\"150\" data-id=\"2425\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/M16x1.5-1-86x150.png\" alt=\"\" class=\"wp-image-2425\" style=\"border-style:none;border-width:0px;border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-left-radius:0px;border-bottom-right-radius:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">M 16*1.5<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-thumbnail has-custom-border\" style=\"margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--80)\"><img loading=\"lazy\" decoding=\"async\" width=\"109\" height=\"150\" data-id=\"2426\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/M20x1.5-109x150.png\" alt=\"\" class=\"wp-image-2426\" style=\"border-style:none;border-width:0px;aspect-ratio:9\/16\"\/><figcaption class=\"wp-element-caption\">M 20*1.5<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-e6d4c9f5365a519eea70d069d7a5d426\" id=\"h-2-what-problems-can-occur-if-the-wrong-thread-type-is-used\"><span class=\"ez-toc-section\" id=\"2-what-problems-can-occur-if-the-wrong-thread-type-is-used\"><\/span>2. \u641e\u932f\u87ba\u7259\u9023\u63a5\u985e\u578b\u53ef\u80fd\u6703\u9020\u6210\u4ec0\u9ebc\u554f\u984c\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u7576\u60a8\u672a\u78ba\u8a8d\u87ba\u7259\u9023\u63a5\u985e\u578b\u524d\uff0c\u8acb\u52ff\u5c07\u87ba\u7259\u8207\u5100\u9336\u9023\u63a5\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u60a8\u7684\u5100\u5668\u640d\u58de\u3001\u7522\u7dda\u505c\u64fa\uff0c\u751a\u81f3\u5f71\u97ff\u5230\u60a8\u61c9\u7528\u7684\u751f\u7522\u6548\u7387\u53ca\u5229\u6f64\u640d\u5931\u3002<br>\u6b64\u5916\uff0c\u50c5\u9760\u76ee\u8996\u6aa2\u67e5\u4e26\u4e0d\u8db3\u4ee5\u5224\u65b7\u87ba\u7259\u9023\u63a5\u985e\u578b\u662f\u5426\u932f\u8aa4\u3002<\/p>\n\n\n\n<p><strong>\u70ba\u4ec0\u9ebc\u9700\u8981\u641e\u6e05\u695a\u87ba\u7259\u9023\u63a5\u985e\u578b\uff1f<\/strong><\/p>\n\n\n\n<p>\u7576\u60a8\u5617\u8a66\u5c07\u5169\u7a2e\u4e0d\u540c\u7684\u87ba\u7259\u9023\u63a5\u6642\uff0c\u87ba\u7259\u53ef\u80fd\u6703\u56e0\u70ba\u87ba\u8ddd\u6216\u76f4\u5f91\u4e0d\u540c\u800c\u7121\u6cd5\u7dca\u56fa\u5728\u4e00\u8d77\uff0c\u5c0e\u81f4\u87ba\u7259\u7121\u6cd5\u5b8c\u5168\u65cb\u7dca\u3002\u5982\u60a8\u5192\u96aa\u5f37\u884c\u5b89\u88dd\u5b83\u5011\uff0c\u9019\u5c07\u53ef\u80fd\u5c0e\u81f4\u87ba\u7259\u7684\u7259\u5cf0\u89d2\u5ea6\u8b8a\u5f62\u3001\u5361\u4f4f\u548c\u7121\u6cd5\u79fb\u52d5\uff0c\u5373\u4f7f\u6700\u5f8c\u6210\u529f\u81ea\u7ba1\u8def\u79fb\u9664\uff0c\u4e5f\u7121\u6cd5\u9054\u5230\u5bc6\u5c01\u6548\u679c\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u554f\u984c\u90fd\u53ef\u80fd\u5c0e\u81f4\u91cf\u6e2c\u4ecb\u8cea\u6d29\u6f0f\u3001\u6c61\u67d3\u6216\u8a2d\u5099\u6545\u969c\u3002\u5e78\u904b\u7684\u662f\uff0c\u5982\u679c\u60a8\u80fd\u5920\u8b58\u5225\u6b63\u78ba\u7684\u9023\u63a5\uff0c\u5247\u53ef\u4ee5\u5927\u5e45\u6e1b\u5c11\u9019\u4e9b\u554f\u984c\u7684\u767c\u751f\u3002<\/p>\n\n\n\n<p>\u63a5\u4e0b\u4f86\uff0cSJ \u7098\u73c8\u5100\u9336\u5c07\u5e36\u60a8\u8a8d\u8b58\u87ba\u7259\u53ca\u5176\u6e2c\u91cf\u65b9\u5f0f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color\" id=\"h-3-two-essential-measurement-tools-you-must-know-before-selecting-threads\"><span class=\"ez-toc-section\" id=\"3-two-essential-measurement-tools-you-must-know-before-selecting-threads\"><\/span>3. \u5728\u9078\u64c7\u87ba\u7259\u524d\u5fc5\u9808\u8a8d\u8b58\u7684\u5169\u500b\u6e2c\u91cf\u5de5\u5177<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-a-vernier-caliper\">a. <strong>\u6e38\u6a19\u5361\u5c3a<\/strong><\/h3>\n\n\n\n<p>\u6e38\u6a19\u5361\u5c3a\uff0c\u53c8\u7a31\u70ba\u300c\u6e38\u6a19\u5c3a\u300d\u3001\u300c\u76f4\u6e38\u6a19\u5c3a\u300d\u6216\u300c\u7dad\u5c3c\u723e\u5361\u5c3a\u300d\uff08\u82f1\u8a9e\uff1aVernier Scale\uff09\uff0c\u662f\u5de5\u696d\u4e0a\u5e38\u898b\u7684\u6e2c\u91cf\u9577\u5ea6\u3001\u5167\u5916\u5f91\u3001\u6df1\u5ea6\u7684\u91cf\u5177\uff0c\u7531\u4e3b\u5c3a\u548c\u9644\u5728\u4e3b\u5c3a\u4e0a\u80fd\u90e8\u5206\u6ed1\u52d5\u7684\u6e38\u6a19\u5169\u90e8\u5206\u69cb\u6210\u3002<\/p>\n\n\n\n<p>\u4e3b\u5c3a\u4e00\u822c\u4ee5\u516c\u91d0\uff08\u6beb\u7c73\uff09\u70ba\u55ae\u4f4d\uff0c\u6839\u64da\u5206\u683c\u7684\u4e0d\u540c\uff0c\u6709\u5341\u500b\u3001\u4e8c\u5341\u500b\u6216\u4e94\u5341\u500b\u5206\u5ea6\u683c\uff0c\u6e38\u6a19\u5361\u5c3a\u5206\u5225\u547d\u540d\u70ba\u5341\u5206\u5ea6\u6e38\u6a19\u5361\u5c3a\u3001\u4e8c\u5341\u5206\u5ea6\u6e38\u6a19\u5361\u5c3a\u3001\u4e94\u5341\u5206\u5ea6\u683c\u6e38\u6a19\u5361\u5c3a\u3002<\/p>\n\n\n\n<p>\u6e38\u6a19\u5361\u5c3a\u73fe\u4eca\u4e5f\u6709\u591a\u7a2e\u6a23\u5f0f\uff0c\u9664\u4e86\u4ee5\u4e0b\u5716\u7247\u5c55\u793a\u7684\u50b3\u7d71\u5f62\u5f0f\uff0c\u4e5f\u6709\u5e36\u9336\u5361\u5c3a\uff08\u53ef\u9023\u5e36\u5100\u9336\u4e00\u540c\u6e2c\u91cf\uff09\u53ca\u6578\u4f4d\u5361\u5c3a\uff08\u4ee5\u6db2\u6676\u986f\u793a\u5668\u5c55\u793a\u6e2c\u91cf\u6578\u64da\uff09\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"801\" height=\"534\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/3-XX.jpg\" alt=\"\" class=\"wp-image-2427\" style=\"width:500px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/3-XX.jpg 801w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/3-XX-300x200.jpg 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/3-XX-768x512.jpg 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/3-XX-600x400.jpg 600w\" sizes=\"(max-width: 801px) 100vw, 801px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-b-thread-pitch-gauge\">b.\u7259\u898f<\/h3>\n\n\n\n<p>\u7259\u898f\u53c8\u7a31\u505a\u300c\u87ba\u8ddd\u898f\u300d\u6216\u300c\u87ba\u7259\u898f\u300d\uff0c\u53ef\u7528\u4f86\u5354\u52a9\u91cf\u6e2c\u87ba\u7259\u898f\u683c\uff0c\u53ea\u9700\u900f\u904e\u7259\u898f\u53cd\u8986\u5c0d\u7167\u4e26\u627e\u5230\u5b8c\u5168\u54ac\u5408\u7684\u5c3a\u5bf8\u5373\u53ef\u3002<\/p>\n\n\n\n<p>\u5e02\u552e\u6700\u5e38\u898b\u7684\u87ba\u7259\u985e\u578b\u70ba\u7f8e\u5236\u3001\u82f1\u5236\u53ca\u516c\u5236\uff0c\u800c\u4e09\u7a2e\u7686\u6709\u5c08\u5c6c\u7684\u7259\u898f\u898f\u683c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"920\" height=\"464\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/1-XX.jpg\" alt=\"\" class=\"wp-image-2428\" style=\"width:500px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/1-XX.jpg 920w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/1-XX-300x151.jpg 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/1-XX-768x387.jpg 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/1-XX-600x303.jpg 600w\" sizes=\"(max-width: 920px) 100vw, 920px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-1ba7160b8449ca63db49d8f0224f718d\" id=\"h-4-identifying-threads-in-four-simple-steps\"><span class=\"ez-toc-section\" id=\"4-identifying-threads-in-four-simple-steps\"><\/span>4. \u8fa8\u5225\u87ba\u7259\u56db\u5927\u6b65\u9a5f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-a-determine-whether-the-thread-is-parallel-or-tapered\">a. \u8fa8\u5225\u87ba\u7259\u985e\u578b\u5c6c\u65bc\u76f4\u87ba\u7259\uff08\u5e73\u884c\u7259\uff09\u9084\u662f\u9310\u87ba\u7259\uff08\u9310\u5f62\u7259\uff09<\/h3>\n\n\n\n<p>\u7dda\u7a0b\u53ef\u5206\u70ba <strong>\u5e73\u884c<\/strong> \u6216 <strong>\u5c16\u7a84<\/strong>\u87ba\u7259\u76f4\u5f91\u6f38\u5927\u6216\u6f38\u5c0f\u5247\u70ba\u9310\u87ba\u7259\uff08\u9310\u5f62\u7259\uff09\uff0c\u76f4\u5f91\u56fa\u5b9a\u4e0d\u8b8a\u5247\u70ba\u76f4\u87ba\u7259\uff08\u5e73\u884c\u7259\uff09\uff0c\u5982\u8089\u773c\u96e3\u4ee5\u5206\u8fa8\u5247\u53ef\u4f7f\u7528\u6e38\u6a19\u5361\u5c3a\u5354\u52a9\u6e2c\u91cf\u3002<\/p>\n\n\n\n<p>\u53ea\u9700\u5c07\u6e38\u6a19\u5361\u5c3a\u593e\u4f4f\u87ba\u7259\u5169\u7aef\uff0c\u4e26\u89c0\u6e2c\u5169\u5074\u7684\u900f\u5149\u5ea6\uff0c\u5982\u5169\u5074\u5448\u73fe\u4e09\u89d2\u5f62\u900f\u5149\u5247\u70ba\u9310\u87ba\u7259\uff0c\u5169\u5074\u5e73\u884c\u900f\u5149\u5247\u70ba\u76f4\u87ba\u7259\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"724\" src=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/05\/\u6280\u8853\u7814\u8a0e06EN-1-1024x724.jpg\" alt=\"\" class=\"wp-image-4435\" style=\"width:500px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/05\/\u6280\u8853\u7814\u8a0e06EN-1-1024x724.jpg 1024w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/05\/\u6280\u8853\u7814\u8a0e06EN-1-300x212.jpg 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/05\/\u6280\u8853\u7814\u8a0e06EN-1-768x543.jpg 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/05\/\u6280\u8853\u7814\u8a0e06EN-1-1536x1086.jpg 1536w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/05\/\u6280\u8853\u7814\u8a0e06EN-1-18x12.jpg 18w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/05\/\u6280\u8853\u7814\u8a0e06EN-1-600x424.jpg 600w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/05\/\u6280\u8853\u7814\u8a0e06EN-1.jpg 1754w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-b-determine-the-type-of-thread-and-pitch\">b. \u6e2c\u91cf\u87ba\u7259\u898f\u683c\u53ca\u87ba\u8ddd<\/h3>\n\n\n\n<p>\u78ba\u8a8d\u87ba\u7259\u985e\u578b\u53ef\u900f\u904e\u6bd4\u5c0d\u6700\u8cbc\u5408\u7684\u87ba\u7d0b\u898f\u4f86\u5224\u65b7\u3002 <strong>\u7f8e\u5236\uff08NPT\/UN\uff09\u3001\u82f1\u5236\uff08BSP\uff09\u4ee5\u53ca\u516c\u5236\uff08M\uff09\u3002<\/strong> \u900f\u904e\u6700\u5e38\u898b\u7684\u7f8e\u5236\u3001\u82f1\u5236\u3001\u516c\u5236\u7259\u898f\u4f86\u91cf\u6e2c\uff0c\u8207\u7259\u898f\u5bc6\u5408\u5ea6\u6700\u9ad8\u7684\u5373\u70ba\u8a72\u87ba\u7259\u898f\u683c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1754\" height=\"1240\" src=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ-Gauge-screw-pitch-gauge.jpg\" alt=\"\" class=\"wp-image-4464\" style=\"width:500px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ-Gauge-screw-pitch-gauge.jpg 1754w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ-Gauge-screw-pitch-gauge-300x212.jpg 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ-Gauge-screw-pitch-gauge-1024x724.jpg 1024w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ-Gauge-screw-pitch-gauge-768x543.jpg 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ-Gauge-screw-pitch-gauge-1536x1086.jpg 1536w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ-Gauge-screw-pitch-gauge-18x12.jpg 18w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ-Gauge-screw-pitch-gauge-600x424.jpg 600w\" sizes=\"(max-width: 1754px) 100vw, 1754px\" \/><\/figure>\n\n\n\n<p>\u8868\u793a\u87ba\u7d0b\u9593\u8ddd\u6709\u5169\u7a2e\u4e3b\u8981\u65b9\u5f0f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u516c\u5236\u7cfb\u7d71\uff1a<\/strong> \u6e2c\u91cf\u76f8\u9130\u5169\u500b\u87ba\u7259\u5cf0\u4e4b\u9593\u7684\u8ddd\u96e2<br>\uff08\u4f8b\u5982\uff1a\u7259\u8ddd\u70ba 1.5 mm\uff09<\/li>\n\n\n\n<li><strong>\u82f1\u5236\uff0f\u7f8e\u5236\u7cfb\u7d71\uff1a<\/strong> \u6e2c\u91cf\u6bcf\u82f1\u540b\u5167\u7684\u87ba\u7259\u6578\u91cf\uff08TPI\uff09<br>\uff08\u4f8b\u5982\uff1a\u6bcf\u82f1\u540b 14 \u7259\uff09<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"842\" height=\"595\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/luoya2.jpg\" alt=\"\" class=\"wp-image-2431\" style=\"width:500px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/luoya2.jpg 842w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/luoya2-300x212.jpg 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/luoya2-768x543.jpg 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/luoya2-600x424.jpg 600w\" sizes=\"(max-width: 842px) 100vw, 842px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-c-determine-the-size-of-the-connector\">c. \u78ba\u8a8d\u63a5\u982d\u5c3a\u5bf8<\/h3>\n\n\n\n<p>\u4f7f\u7528\u6e38\u6a19\u5361\u5c3a\u593e\u4f4f\u87ba\u7259\u5169\u7aef\uff0c\u6e2c\u91cf\u5176\u5916\u5f91\uff0c\u5373\u53ef\u7372\u5f97\u63a5\u982d\u5c3a\u5bf8\u7684\u8fd1\u4f3c\u503c\u3002\u63a5\u8457\uff0c\u5c07\u6e2c\u91cf\u7d50\u679c\u8207\u4e0b\u65b9\u53c3\u8003\u8868\u9032\u884c\u6bd4\u5c0d\uff0c\u5373\u53ef\u627e\u51fa\u6700\u63a5\u8fd1\u7684\u5c0d\u61c9\u5c3a\u5bf8\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u540c\u6642\u5217\u51fa\u696d\u754c\u5e38\u898b\u7684\u53e3\u8a9e\u5c3a\u5bf8\u7a31\u547c\uff0c\u4f9b\u60a8\u53c3\u8003\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-flexible-table-block-table is-style-default\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>\u53f0\u7063\u4fd7\u7a31<\/strong><\/th><th>\u87ba\u7d0b\u5c3a\u5bf8<\/th><th>\u5916\u5f91 (mm)<\/th><\/tr><\/thead><tbody><tr><td>\u4e00\u5206<\/td><td>1\/8<\/td><td>9.7 - 10.3<\/td><\/tr><tr><td>\u5169\u5206<\/td><td>1\/4<\/td><td>13.1 - 13.6<\/td><\/tr><tr><td>\u4e09\u5206<\/td><td>3\/8<\/td><td>16.6 - 17.1<\/td><\/tr><tr><td>\u56db\u5206<\/td><td>1\/2<\/td><td>20.9 - 21.3<\/td><\/tr><tr><td>\u516d\u5206<\/td><td>3\/4<\/td><td>26.4 - 26.6<\/td><\/tr><\/tbody><\/table><figcaption>\u5e38\u898b\u87ba\u7259\u5c3a\u5bf8\u5c0d\u7167\u8868<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"964\" height=\"445\" src=\"https:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/4-3_\u5c3a\u5bf8.png\" alt=\"\" class=\"wp-image-2432\" style=\"width:500px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/4-3_\u5c3a\u5bf8.png 964w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/4-3_\u5c3a\u5bf8-300x138.png 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/4-3_\u5c3a\u5bf8-768x355.png 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/4-3_\u5c3a\u5bf8-600x277.png 600w\" sizes=\"(max-width: 964px) 100vw, 964px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-d-compare-with-thread-standards-type-pitch-size\">d. \u5c0d\u7167\u87ba\u7259\u898f\u683c\u8868\uff08\u76f4 \/ \u9310\u3001\u87ba\u8ddd\u3001\u5c3a\u5bf8\uff09<\/h3>\n\n\n\n<p>\u60a8\u53ef\u4f9d\u64da\u4ee5\u4e0b\u6574\u7406\u7684\u8cc7\u6599\u8207\u8868\u683c\uff0c\u5c0d\u7167\u5e38\u898b\u7684\u87ba\u7259\u5f62\u5f0f\uff0c\u4e3b\u8981\u5305\u542b <strong>\u7f8e\u5236\u3001\u82f1\u5236\u53ca\u516c\u5236<\/strong>\u4e09\u5927\u7cfb\u7d71\uff0c\u4ee5\u78ba\u8a8d\u6700\u9069\u5408\u7684\u87ba\u7259\u898f\u683c\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-d-1-american-standard-straight-threads-sae-un-unf\">d-1. <strong>\u7f8e\u5236\u76f4\u87ba\u7d0b\uff08SAE\uff1dUN\uff1dUNF\uff09<\/strong><\/h4>\n\n\n\n<p>\u5728\u7f8e\u570b\uff0c\u6700\u5e38\u898b\u7684\u76f4\u87ba\u7259\u5f62\u5f0f\u70ba <strong>UN\uff0fUNF \u87ba\u7259\uff08Unified National Fine\uff09<\/strong>, \u4e5f\u7a31\u70ba <strong>SAE \u76f4\u87ba\u7259\uff08Society of Automotive Engineers\uff09<\/strong>\u4ee5\u4e0b\u5217\u51fa\u5e38\u898b\u7684 SAE \u76f4\u87ba\u7259\u898f\u683c\u4f9b\u53c3\u8003\u3002<br>\u7f8e\u5236\u76f4\u87ba\u7259\u7684\u547d\u540d\u65b9\u5f0f\u70ba\uff1a<br><strong>\u5c3a\u5bf8\uff0d\u6bcf\u82f1\u540b\u87ba\u7d0b\u7259\u6578 (TPI)\uff0d\u985e\u578b<\/strong><br>\u4f8b\u5982\uff1a <strong>3\/4-16 UN\/UNF<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-flexible-table-block-table is-content-justification-center\"><table class=\"has-fixed-layout\" style=\"min-width:125%\"><tbody><tr><td colspan=\"6\">\u7f8e\u5236\u76f4\u87ba\u7259\u898f\u683c\u8868<br>SAE=UN=UNF<\/td><\/tr><tr><td rowspan=\"2\">\u87ba\u7d0b\u5c3a\u5bf8<\/td><td rowspan=\"2\">\u87ba\u7d0b\u7259\u6578<br>(TPI)<\/td><td colspan=\"3\">\u87ba\u7d0b\u76f4\u5f91<br>\uff08mm\uff09<\/td><td rowspan=\"2\">\u7259\u578b\u89d2\u5ea6<\/td><\/tr><tr><td>\u5927\u5f91<\/td><td>\u4e2d\u5f91<\/td><td>\u5c0f\u5f91<\/td><\/tr><tr><td>5\/16<\/td><td>24<\/td><td>7.938<\/td><td>7.249<\/td><td>6.792<\/td><td rowspan=\"7\">60\u00b0<\/td><\/tr><tr><td>7\/16<\/td><td>20<\/td><td>11.113<\/td><td>10.287<\/td><td>9.738<\/td><\/tr><tr><td>1\/2<\/td><td>20<\/td><td>12.7<\/td><td>11.875<\/td><td>11.325<\/td><\/tr><tr><td>9\/16<\/td><td>18<\/td><td>14.288<\/td><td>13.325<\/td><td>12.559<\/td><\/tr><tr><td>3\/4<\/td><td>16<\/td><td>19.05<\/td><td>18.019<\/td><td>17.331<\/td><\/tr><tr><td>1-1\/16<\/td><td>12<\/td><td>26.988<\/td><td>25.613<\/td><td>24.695<\/td><\/tr><tr><td>1-5\/16<\/td><td>12<\/td><td>33.338<\/td><td>31.963<\/td><td>31.046<\/td><\/tr><tr><td colspan=\"6\">\u5c3a\u5bf8-TPI-\u985e\u578b<br>\u4f8b\u5982\uff1a3\/4-16 UN\/UNF<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-d-2-american-tapered-threads-npt-nptf\">d-2. \u7f8e\u5236\u9310\u87ba\u7259\uff08NPT \/ NPTF\uff09<\/h4>\n\n\n\n<p>NPT \u7f8e\u5236\u9310\u87ba\u7259\uff08National Pipe Taper\uff0c\u5b8c\u6574\u540d\u7a31\u70ba\uff1aAmerican National Standard Taper Pipe Thread \u7f8e\u570b\u570b\u5bb6\u6a19\u6e96\u9310\u5f62\u7ba1\u8def\u7528\u87ba\u7259\uff09\u3002<\/p>\n\n\n\n<p>NPTF \u7f8e\u5236\u9310\u87ba\u7259\uff08\u4e7e\u5bc6\u5c01\uff09\uff08American Standard Pipe Thread Tapered (Dryseal)\uff09\uff0c\u5118\u7ba1\u7f8e\u570b\u6d41\u9ad4\u50b3\u52d5\u5354\u6703\uff08N.F.P.A.\uff09\u4e26\u4e0d\u63a8\u85a6\uff0c\u6b64\u87ba\u7259\u9084\u662f\u88ab\u5ee3\u6cdb\u61c9\u7528\u3002<\/p>\n\n\n\n<p>NPT \u7f8e\u5236\u9310\u87ba\u7259\u8207 NPTF \u7f8e\u5236\u9310\u87ba\u7259\uff08\u4e7e\u5bc6\u5c01\uff09\u7684\u4e3b\u8981\u5340\u5225\u662f\u5176\u7259\u9802\u4e26\u4e0d\u662f\u4e00\u500b\u5c16\u9ede\uff0c\u56e0\u6b64\uff0c\u5728\u88dd\u914d\u5f8c\uff0cNPT \u7f8e\u5236\u9310\u87ba\u7259\u6709\u4e00\u500b\u5f88\u5c0f\u7684\u6d29\u6f0f\u9ede\uff0c\u5fc5\u9808\u4f7f\u7528\u5bc6\u5c01\u81a0\u4f86\u9032\u884c\u5bc6\u5c01\u3002<\/p>\n\n\n\n<p><strong>\u6a19\u793a\u683c\u5f0f\uff1a<\/strong><br>\u5c3a\u5bf8\uff0d\u6bcf\u82f1\u540b\u87ba\u7d0b\u7259\u6578 (TPI)\uff0d\u985e\u578b<br>\u4f8b\u5982\uff1a <strong>1\/4-18 NPT<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-flexible-table-block-table is-content-justification-center is-scroll-on-mobile\"><table class=\"has-fixed-layout\" style=\"min-width:125%\"><tbody><tr><td colspan=\"6\"><strong>\u7f8e\u5236\u9310\u87ba\u7259<\/strong><br><strong>NPT \/ NPTF<\/strong><\/td><\/tr><tr><td rowspan=\"2\">\u87ba\u7d0b\u5c3a\u5bf8<\/td><td rowspan=\"2\">\u87ba\u7d0b\u7259\u6578<br>(TPI)<\/td><td colspan=\"3\">\u87ba\u7d0b\u76f4\u5f91<br>\uff08mm\uff09<\/td><td rowspan=\"2\">\u7259\u578b\u89d2\u5ea6<\/td><\/tr><tr><td>\u5927\u5f91<\/td><td>\u4e2d\u5f91<\/td><td>\u5c0f\u5f91<\/td><\/tr><tr><td>1\/16<\/td><td>27<\/td><td>7.894<\/td><td>7.142<\/td><td>6.398<\/td><td rowspan=\"10\">60\u00b0<\/td><\/tr><tr><td>1\/8<\/td><td>27<\/td><td>10.242<\/td><td>9.489<\/td><td>8.737<\/td><\/tr><tr><td>1\/4<\/td><td>18<\/td><td>13.616<\/td><td>12.487<\/td><td>11.358<\/td><\/tr><tr><td>3\/8<\/td><td>18<\/td><td>17.055<\/td><td>15.926<\/td><td>14.797<\/td><\/tr><tr><td>1\/2<\/td><td>14<\/td><td>21.224<\/td><td>19.772<\/td><td>18.321<\/td><\/tr><tr><td>3\/4<\/td><td>14<\/td><td>26.569<\/td><td>25.117<\/td><td>23.666<\/td><\/tr><tr><td>1<\/td><td>11.5<\/td><td>33.228<\/td><td>31.461<\/td><td>29.694<\/td><\/tr><tr><td>1-1\/4<\/td><td>11.5<\/td><td>41.985<\/td><td>40.218<\/td><td>38.454<\/td><\/tr><tr><td>1-1\/2<\/td><td>11<\/td><td>48.054<\/td><td>46.287<\/td><td>44.52<\/td><\/tr><tr><td>2<\/td><td>11<\/td><td>60.092<\/td><td>58.325<\/td><td>56.558<\/td><\/tr><tr><td colspan=\"6\">\u5c3a\u5bf8-TPI-\u985e\u578b<br>\u4f8b\u5982\uff1a1\/4-18 NPT<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-d-3-british-straight-threads-bspp-bsp-pf-g\">d-3. \u82f1\u898f\u76f4\u87ba\u7259\uff08BSPP = BSP = PF = G\uff09<\/h4>\n\n\n\n<p>\u7531\u82f1\u570b\u6a19\u6e96\u5354\u6703 BSI\uff08British Standards Institution\uff09\u6240\u5236\u5b9a\u7684\u87ba\u7259\u6a19\u6e96\uff0c\u82f1\u898f\u76f4\u87ba\u7259\u5e38\u7528\u7684\u7a31\u547c\u6709\u4ee5\u4e0b\u56db\u7a2e\uff1aG\u7259\u3001BSPP\uff08British Standard Pipe Parallel\uff09\u3001BSPM\uff0c\u6216 BSP\u3002<\/p>\n\n\n\n<p>\u800c BSPF\uff08British Standard Pipe Fitting\uff09\u70ba\u82f1\u898f\u76f4\u87ba\u7259\u7684\u820a\u7a31\uff0c\u5176\u662f\u70ba\u4e86\u89e3\u6c7a\u904e\u53bb BSPP\uff08\u82f1\u898f\u76f4\u87ba\u7259\uff09\u8207 BSPT\uff08\u82f1\u898f\u9310\u87ba\u7259\uff09\u5728\u767c\u97f3\u4e0a\u6df7\u6dc6\u6240\u9020\u6210\u56f0\u64fe\u7684\u6539\u7a31\u3002<\/p>\n\n\n\n<p><strong>\u6a19\u793a\u683c\u5f0f\uff1a<\/strong><br><strong>\u985e\u578b\uff0d\u5c3a\u5bf8\uff0d\u6bcf\u82f1\u540b\u87ba\u7d0b\u7259\u6578 (TPI)<\/strong><br>\u4f8b\u5982\uff1a <strong>G 1\/8-28<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-flexible-table-block-table is-content-justification-center\"><table class=\"has-fixed-layout\" style=\"min-width:125%\"><tbody><tr><td colspan=\"6\">\u82f1\u5236\u76f4\u87ba\u7259\u898f\u683c\u8868<br>BSPP=BSP=PF=G<\/td><\/tr><tr><td rowspan=\"2\">\u87ba\u7d0b\u5c3a\u5bf8<\/td><td rowspan=\"2\">\u87ba\u7d0b\u7259\u6578<br>(TPI)<\/td><td colspan=\"3\">\u87ba\u7d0b\u76f4\u5f91<br>\uff08mm\uff09<\/td><td rowspan=\"2\">\u7259\u578b\u89d2\u5ea6<\/td><\/tr><tr><td>\u5927\u5f91<\/td><td>\u4e2d\u5f91<\/td><td>\u5c0f\u5f91<\/td><\/tr><tr><td>1\/16<\/td><td>28<\/td><td>7.732<\/td><td>7.142<\/td><td>6.561<\/td><td rowspan=\"14\">55\u00b0<\/td><\/tr><tr><td>1\/8<\/td><td>28<\/td><td>9.782<\/td><td>9.147<\/td><td>8.566<\/td><\/tr><tr><td>1\/4<\/td><td>19<\/td><td>13.157<\/td><td>12.301<\/td><td>11.455<\/td><\/tr><tr><td>3\/8<\/td><td>19<\/td><td>16.662<\/td><td>15.806<\/td><td>14.95<\/td><\/tr><tr><td>1\/2<\/td><td>14<\/td><td>20.955<\/td><td>19.793<\/td><td>18.631<\/td><\/tr><tr><td>5\/8<\/td><td>14<\/td><td>22.911<\/td><td>21.749<\/td><td>20.587<\/td><\/tr><tr><td>3\/4<\/td><td>14<\/td><td>26.441<\/td><td>25.279<\/td><td>24.117<\/td><\/tr><tr><td>7\/8<\/td><td>14<\/td><td>30.201<\/td><td>29.039<\/td><td>27.877<\/td><\/tr><tr><td>1<\/td><td>11<\/td><td>33.249<\/td><td>31.77<\/td><td>30.291<\/td><\/tr><tr><td>1-1\/8<\/td><td>11<\/td><td>37.897<\/td><td>36.418<\/td><td>34.939<\/td><\/tr><tr><td>1-1\/4<\/td><td>11<\/td><td>41.91<\/td><td>40.431<\/td><td>38.952<\/td><\/tr><tr><td>1-1\/2<\/td><td>11<\/td><td>47.803<\/td><td>46.324<\/td><td>44.845<\/td><\/tr><tr><td>1-3\/4<\/td><td>11<\/td><td>53.746<\/td><td>52.267<\/td><td>50.788<\/td><\/tr><tr><td>2<\/td><td>11<\/td><td>59.614<\/td><td>58.135<\/td><td>56.656<\/td><\/tr><tr><td colspan=\"6\">\u985e\u578b\uff0d\u5c3a\u5bf8\uff0d\u6bcf\u82f1\u540b\u87ba\u7d0b\u7259\u6578 (TPI)<br>\u4f8b\u5982\uff1aG 1\/8-28<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-d-4-british-tapered-threads-bspt-pt-r-rc-zg\">d-4.\u82f1\u5236\u9310\u5f62\u87ba\u7d0b (BSPT = PT = R = RC = ZG)<\/h4>\n\n\n\n<p>\u82f1\u570b\u9310\u5f62\u87ba\u7d0b\u50c5\u7a31\u70ba BSPT\uff08\u82f1\u570b\u6a19\u6e96\u7ba1\u9310\uff09\u3002\u5728\u73fe\u4ee3\u6a19\u6e96\u4e2d\uff0c\u201cR \u201d\u87ba\u7d0b\u7684\u7a31\u8b02\u4f7f\u7528\u8d8a\u4f86\u8d8a\u591a\uff0c\u4f46 BSPT \u4ecd\u662f\u5de5\u696d\u754c\u5ee3\u6cdb\u8a8d\u53ef\u548c\u552f\u4e00\u4f7f\u7528\u7684\u8a5e\u5f59\u3002.<\/p>\n\n\n\n<p><strong>\u6a19\u793a\u683c\u5f0f\uff1a<\/strong><br><strong>\u985e\u578b\uff0d\u5c3a\u5bf8\uff0d\u6bcf\u82f1\u540b\u87ba\u7d0b\u7259\u6578 (TPI)<\/strong><br>\u4f8b\u5982\uff1a <strong>R 1\/2-14<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-flexible-table-block-table is-content-justification-center\"><table class=\"has-fixed-layout\" style=\"min-width:125%\"><tbody><tr><td colspan=\"6\"> \u82f1\u570b\u6a19\u6e96\u9310\u5f62\u87ba\u7d0b<br>BSPT=PT=R=RC=ZG<\/td><\/tr><tr><td rowspan=\"2\">\u87ba\u7d0b\u5c3a\u5bf8<\/td><td rowspan=\"2\">\u87ba\u7d0b\u7259\u6578<br>(TPI)<\/td><td colspan=\"3\">\u87ba\u7d0b\u76f4\u5f91<br>\uff08mm\uff09<\/td><td rowspan=\"2\">\u7259\u578b\u89d2\u5ea6<\/td><\/tr><tr><td>\u5927\u5f91<\/td><td>\u4e2d\u5f91<\/td><td>\u5c0f\u5f91<\/td><\/tr><tr><td>1\/16<\/td><td>28<\/td><td>7.723<\/td><td>7.142<\/td><td>6.561<\/td><td rowspan=\"10\">55\u00b0<\/td><\/tr><tr><td>1\/8<\/td><td>28<\/td><td>9.728<\/td><td>9.147<\/td><td>8.566<\/td><\/tr><tr><td>1\/4<\/td><td>19<\/td><td>13.157<\/td><td>12.3<\/td><td>11.445<\/td><\/tr><tr><td>3\/8<\/td><td>19<\/td><td>16.662<\/td><td>15.81<\/td><td>14.95<\/td><\/tr><tr><td>1\/2<\/td><td>14<\/td><td>20.995<\/td><td>19.79<\/td><td>18.631<\/td><\/tr><tr><td>3\/4<\/td><td>14<\/td><td>26.441<\/td><td>25.28<\/td><td>24.117<\/td><\/tr><tr><td>1<\/td><td>11<\/td><td>33.249<\/td><td>31.77<\/td><td>30.291<\/td><\/tr><tr><td>1-1\/4<\/td><td>11<\/td><td>41.91<\/td><td>40.43<\/td><td>38.952<\/td><\/tr><tr><td>1-1\/2<\/td><td>11<\/td><td>47.803<\/td><td>46.32<\/td><td>44.845<\/td><\/tr><tr><td>2<\/td><td>11<\/td><td>59.641<\/td><td>58.14<\/td><td>56.656<\/td><\/tr><tr><td colspan=\"6\">\u985e\u578b\uff0d\u5c3a\u5bf8\uff0d\u6bcf\u82f1\u540b\u87ba\u7d0b\u7259\u6578 (TPI)<br>\u4f8b\u5982\uff1aR 1\/2-14<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-d-5-iso-metric-threads-m\">d-5. ISO \u516c\u5236\u87ba\u7259\uff08M\uff09<\/h4>\n\n\n\n<p>ISO \u516c\u5236\u87ba\u7259\u662f\u9996\u6279\u570b\u969b\u8a8d\u53ef\u7684\u901a\u7528\u87ba\u7259\u985e\u578b\u4e4b\u4e00\u3002ISO 68-1 \u5b9a\u7fa9\u4e86\u516c\u5236\u87ba\u7d0b\u7684\u8a2d\u8a08\u539f\u5247\u3002ISO \u516c\u5236\u87ba\u7259\u7531\u5c0d\u7a31\u7684 V \u5f62\u87ba\u7d0b\u7d44\u6210\uff0cV \u578b\u87ba\u7d0b\u7259\u578b\u6709 60\u00b0 \u7259\u5074\u89d2\uff0c\u5916\u87ba\u7d0b\u53ca\u5167\u87ba\u7d0b\u7686\u70ba\u5e73\u884c\u3002<\/p>\n\n\n\n<p>\u516c\u5236\u87ba\u7d0b\u4ee5\u5b57\u6bcd\u300cM\u300d\u8868\u793a\uff0c\u4e3b\u8981\u5206\u70ba\u5169\u7a2e\u7259\u8ddd\u985e\u578b\uff1a\u7c97\u7259\uff08Coarse\uff09\u8207\u7d30\u7259\uff08Fine\uff09\u3002\u7c97\u7259\u70ba\u6700\u5e38\u898b\u7684\u898f\u683c\uff0c\u4f9d\u7167\u6a19\u6e96\u7259\u8ddd\u8a2d\u8a08\uff1b\u7d30\u7259\u5247\u5177\u6709\u8f03\u5c0f\u7684\u7259\u8ddd\u3002<\/p>\n\n\n\n<p>\u87ba\u7d0b\u6a19\u793a\u65b9\u5f0f\u6703\u6e05\u695a\u6a19\u793a\u76f4\u5f91\u8207\u7259\u8ddd\u3002\u4f8b\u5982\uff1a<br>M4 \u00d7 0.5 \u8868\u793a\u516c\u7a31\u76f4\u5f91\u70ba 4 mm\uff0c\u7259\u8ddd\u70ba 0.5 mm\u3002<\/p>\n\n\n\n<p>\u82e5\u672a\u6a19\u793a\u7259\u8ddd\uff0c\u5247\u9810\u8a2d\u70ba ISO 261 \/ ISO 262 \u6240\u5b9a\u7fa9\u7684\u6a19\u6e96\u7c97\u7259\u3002\u4f8b\u5982 M8 \u4ee3\u8868\u7c97\u7259\u898f\u683c\uff1b\u540c\u6a23\u5730\uff0c\u50c5\u6a19\u793a M20 \u6642\uff0c\u4e5f\u8868\u793a\u70ba\u7c97\u7259\u87ba\u7d0b\u3002<\/p>\n\n\n\n<p><strong>\u6a19\u793a\u683c\u5f0f\uff1a<\/strong><br><strong>\u985e\u578b\uff0d\u5c3a\u5bf8 \u00d7 \u9593\u8ddd<\/strong><br>\u4f8b\u5982\uff1a <strong>M14 \u00d7 1.5<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-flexible-table-block-table is-content-justification-center\"><table class=\"has-fixed-layout\" style=\"min-width:125%\"><tbody><tr><td colspan=\"6\"><strong>ISO \u516c\u5236\u76f4\uff0f\u9310\u87ba\u7259<\/strong><br><strong>M<\/strong><\/td><\/tr><tr><td rowspan=\"2\">\u87ba\u7d0b\u5c3a\u5bf8<\/td><td rowspan=\"2\">\u9593\u8ddd<\/td><td colspan=\"3\">\u87ba\u7d0b\u76f4\u5f91<br>\uff08mm\uff09<\/td><td rowspan=\"2\">\u7259\u578b\u89d2\u5ea6<\/td><\/tr><tr><td>\u5927\u5f91<\/td><td>\u4e2d\u5f91<\/td><td>\u5c0f\u5f91<\/td><\/tr><tr><td>M6<\/td><td rowspan=\"3\">1<\/td><td>6<\/td><td>5.35<\/td><td>4.917<\/td><td rowspan=\"14\">60\u00b0<\/td><\/tr><tr><td>M8<\/td><td>8<\/td><td>7.35<\/td><td>6.917<\/td><\/tr><tr><td>M10<\/td><td>10<\/td><td>9.35<\/td><td>8.917<\/td><\/tr><tr><td>M12<\/td><td rowspan=\"7\">1.5<\/td><td>12<\/td><td>11.03<\/td><td>10.376<\/td><\/tr><tr><td>M14<\/td><td>14<\/td><td>13.03<\/td><td>12.376<\/td><\/tr><tr><td>M16<\/td><td>16<\/td><td>15.03<\/td><td>14.376<\/td><\/tr><tr><td>M18<\/td><td>18<\/td><td>17.03<\/td><td>16.376<\/td><\/tr><tr><td>M20<\/td><td>20<\/td><td>19.03<\/td><td>18.376<\/td><\/tr><tr><td>M22<\/td><td>22<\/td><td>21.03<\/td><td>20.376<\/td><\/tr><tr><td>M24<\/td><td>24<\/td><td>23.03<\/td><td>22.376<\/td><\/tr><tr><td>M27<\/td><td rowspan=\"4\">2<\/td><td>27<\/td><td>25.7<\/td><td>24.835<\/td><\/tr><tr><td>M30<\/td><td>30<\/td><td>28.7<\/td><td>27.835<\/td><\/tr><tr><td>M33<\/td><td>33<\/td><td>31.7<\/td><td>30.835<\/td><\/tr><tr><td>M36<\/td><td>36<\/td><td>34.7<\/td><td>33.835<\/td><\/tr><tr><td colspan=\"6\">\u985e\u578b\uff0d\u5c3a\u5bf8 \u00d7 \u9593\u8ddd<br>\u4f8b\u5982\uff1aM 14 x 1.5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-cc01db23c1bba5003aa4f8baecabc978\" id=\"h-5-four-steps-to-identify-thread-specifications\"><span class=\"ez-toc-section\" id=\"5-four-steps-to-identify-thread-specifications\"><\/span>5.\u8b58\u5225\u87ba\u7d0b\u898f\u683c\u7684\u56db\u500b\u6b65\u9a5f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-flexible-table-block-table is-content-justification-center\"><table class=\"has-fixed-layout\" style=\"min-width:125%\"><tbody><tr><td rowspan=\"2\">\u87ba\u7d0b\u6a19\u6e96<\/td><td>\u6b65\u9a5f 1<\/td><td>\u6b65\u9a5f\u4e8c<\/td><td>\u6b65\u9a5f\u4e09<\/td><td>\u6b65\u9a5f 4<\/td><\/tr><tr><td>\u78ba\u5b9a\u87ba\u7259\u985e\u578b<\/td><td>\u78ba\u5b9a\u87ba\u7259\u9593\u8ddd<\/td><td>\u78ba\u5b9a\u87ba\u7d0b\u5c3a\u5bf8<\/td><td>\u78ba\u5b9a\u87ba\u7d0b\u5f62\u5f0f<\/td><\/tr><tr><td>\u7f8e\u5236\u76f4\u87ba\u7d0b\uff08SAE\uff1dUN\uff1dUNF\uff09<\/td><td>\u5e73\u884c<\/td><td>12\u300114\u300116<br>18\u300120\u300124<\/td><td rowspan=\"5\">\u4f7f\u7528\u6e2c\u91cf\uff1a<br>\u6e38\u6a19\u5361\u5c3a<br>\u9644\u8868\u5361\u5c3a<br>\u6578\u4f4d\u5361\u5c3a<\/td><td>\u5c3a\u5bf8-TPI-\u985e\u578b<br>\u4f8b\u5982\uff1a3\/4-16 UN<\/td><\/tr><tr><td>\u7f8e\u5236\u9310\u87ba\u7259<br>(NPT \/ NPTF)<\/td><td>\u9310\u5f62<\/td><td>11-1\/2\u300114<br>18\u300127<\/td><td>\u5c3a\u5bf8-TPI-\u985e\u578b<br>\u4f8b\u5982\uff1a1\/4-18 NPT<\/td><\/tr><tr><td>\u82f1\u5236\u76f4\u87ba\u7259 (BSPP=BSP=PF=G)<\/td><td>\u5e73\u884c<\/td><td>11\u300114<br>19\u300128<\/td><td>\u985e\u578b-\u5c3a\u5bf8-TPI<br>\u4f8b\u5982\uff1aG 1\/8-28<\/td><\/tr><tr><td>\u82f1\u5236\u9310\u87ba\u7259 (BSPT=PT=R=RC=ZG)<\/td><td>\u9310\u5f62<\/td><td>11\u300114<br>19\u300128<\/td><td>\u985e\u578b-\u5c3a\u5bf8-TPI<br>\u4f8b\u5982\uff1aR 1\/2-14<\/td><\/tr><tr><td>ISO \u516c\u5236\u87ba\u7d0b M<\/td><td>\u5e73\u884c<\/td><td>1.0\u30011.5\u30012.0<\/td><td>\u985e\u578b-\u5c3a\u5bf8 x \u9593\u8ddd<br>\u4f8b\u5982\uff1aM 14 x 1.5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u73fe\u5728\u60a8\u5df2\u7d93\u77ad\u89e3\u4e86\u5982\u4f55\u9078\u64c7\u87ba\u7d0b\u985e\u578b\u548c\u5c3a\u5bf8\uff0c\u662f\u5426\u60f3\u77e5\u9053\u5982\u4f55\u5b89\u88dd\u5100\u5668\uff1f\u8acb\u9ede\u9078\u4ee5\u4e0b\u9023\u7d50\uff0c\u77ad\u89e3\u5b89\u88dd\u7a0b\u5e8f\u53ca\u76f8\u95dc\u6ce8\u610f\u4e8b\u9805\uff01<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u58d3\u529b\u9336\u5982\u4f55\u7dad\u4fee\uff1f\u5e36\u60a8\u8a8d\u8b58\u58d3\u529b\u8a08\u5e38\u898b\u516d\u5927\u640d\u58de\u539f\u56e0<\/li>\n\n\n\n<li>\u5b89\u88dd\u58d3\u529b\u9336\u7684\u5b89\u5168\u8981\u9ede<\/li>\n<\/ul>\n\n\n\n<p><strong>\u53c3\u8003\u4f86\u6e90\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ASME: Pipe Threads, General Purpose, Inch<\/li>\n\n\n\n<li>ISO 68-1:1998(en) ISO general purpose screw threads \u2014 Basic profile \u2014 Part 1: Metric screw threads<\/li>\n\n\n\n<li>ISO\/DIS 6149-1(en) Connections for hydraulic fluid power and general use \u2014 Ports and stud ends with ISO 261 metric threads and O-ring sealing \u2014 Part 1: Ports with truncated housing for O-ring seal<\/li>\n\n\n\n<li>ISO 262:1998 ISO general purpose metric screw threads \u2014 Selected sizes for screws, bolts and nuts<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>\u60a8\u662f\u5426\u5c0d\u300c\u87ba\u7d0b\u300d\u3001\u300c\u87ba\u7d0b\u300d\u3001\u300c\u9023\u63a5\u300d\u6216\u300c\u914d\u4ef6\u300d\u7b49 Common \u8853\u8a9e\u4ee5\u53ca\u5ee3\u6cdb\u7684\u53ef\u7528\u898f\u683c\u611f\u5230\u56f0\u60d1\uff1fSJ \u7098\u73c8\u5100\u9336 \u63d0\u4f9b\u56db\u7a2e\u4e3b\u8981\u7684\u87ba\u7d0b\u9023\u63a5\u985e\u578b\uff1a\u60a8\u662f\u5426\u60f3\u77e5\u9053\u54ea\u7a2e\u9078\u9805\u6700\u9069\u5408\u60a8\u7684\u7279\u5b9a\u61c9\u7528\u9700\u6c42\uff1f\u5728\u4e0b\u9762\u7684\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u70ba\u60a8\u63d0\u4f9b [...] \u7684\u9078\u64c7\u3002<\/p>","protected":false},"author":2,"featured_media":2438,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[61],"tags":[73],"class_list":["post-2407","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-knowledge"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Introduction to Common Thread Standards for Industrial Instruments: Four Steps to Identify Thread Specifications! - SJ Gauge | Pressure Gauges, Thermometers &amp; Pressure Sensors<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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SJ Gauge offers four primary thread connection types: NPT, PT, G, and M. Are you wondering which option best suits your specific application requirements? 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