{"id":2407,"date":"2025-12-09T14:15:02","date_gmt":"2025-12-09T06:15:02","guid":{"rendered":"https:\/\/sj-gauge.com\/?p=2407"},"modified":"2026-03-15T18:09:39","modified_gmt":"2026-03-15T10:09:39","slug":"thread-standards-identification","status":"publish","type":"post","link":"https:\/\/www.sj-gauge.com\/ja\/thread-standards-identification\/","title":{"rendered":"\u7523\u696d\u6a5f\u5668\u7528\u30b3\u30e2\u30f3\u30b9\u30ec\u30c3\u30c9\u898f\u683c\u5165\u9580\uff1a\u306d\u3058\u898f\u683c\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306e4\u3064\u306e\u30b9\u30c6\u30c3\u30d7\uff01"},"content":{"rendered":"<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\u30b9\u30ec\u30c3\u30c9\u300d\u300c\u30d7\u30ed\u30bb\u30b9\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u300d\u300c\u30b3\u30cd\u30af\u30bf\u30fc\u300d\u300c\u30d5\u30a3\u30c3\u30c6\u30a3\u30f3\u30b0\u300d\u3068\u3044\u3063\u305f\u7528\u8a9e\u306b\u5727\u5012\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u304b\uff1f<\/strong><br>\u3055\u307e\u3056\u307e\u306a\u5730\u57df\u306e\u5171\u901a\u898f\u683c\u3084\u4ed5\u69d8\u304c\u3042\u308b\u3053\u3068\u306f\u8a00\u3046\u307e\u3067\u3082\u306a\u3044\u3002.<\/p>\n\n\n\n<p>\u7279\u5b9a\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8981\u4ef6\u306b\u6700\u9069\u306a\u88fd\u54c1\u3092\u304a\u63a2\u3057\u3067\u3059\u304b\uff1f<br>SJ\u30b2\u30fc\u30b8\u304c\u63d0\u4f9b\u3059\u308b4\u3064\u306e\u4e3b\u8981\u30cd\u30b8\u63a5\u7d9a\u30bf\u30a4\u30d7\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\uff1aNPT\u3001PT\u3001G\u3001M\u3002.<br>\u3053\u3053\u3067\u306f\u3001\u983b\u7e41\u306b\u4f7f\u7528\u3055\u308c\u308b\u3053\u308c\u3089\u306e\u30b9\u30ec\u30c3\u30c9\u63a5\u7d9a\u30bf\u30a4\u30d7\u3092\u305d\u308c\u305e\u308c\u7d39\u4ecb\u3057\u3001\u305d\u306e\u9055\u3044\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u3002.<\/p>\n\n\n\n<p>\u307e\u305f\u3001\u5f53\u793e\u306e\u5c02\u9580\u55b6\u696d\u30c1\u30fc\u30e0\u306b\u3054\u9023\u7d61\u3044\u305f\u3060\u3051\u308c\u3070\u3001\u304a\u5ba2\u69d8\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u6700\u9069\u306a\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305f\u6e2c\u5b9a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3067\u304d\u308b\u3088\u3046\u6700\u5584\u3092\u5c3d\u304f\u3057\u307e\u3059\u3002.<\/p>\n<\/blockquote>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 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\u6b21<\/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=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u30c8\u30b0\u30eb<\/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\/ja\/thread-standards-identification\/#1-what-are-threads-what-are-their-functions\" >1.\u30b9\u30ec\u30c3\u30c9\u3068\u306f\u4f55\u304b\uff1f\u305d\u306e\u6a5f\u80fd\u3068\u306f\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\/ja\/thread-standards-identification\/#2-what-problems-can-arise-from-choosing-the-wrong-thread-connection-type\" >2.\u306d\u3058\u63a5\u7d9a\u30bf\u30a4\u30d7\u306e\u9078\u629e\u3092\u8aa4\u308b\u3068\u3001\u3069\u306e\u3088\u3046\u306a\u554f\u984c\u304c\u751f\u3058\u308b\u304b\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\/ja\/thread-standards-identification\/#3-two-measuring-tools-to-know-before-selecting-threads\" >3.\u7cf8\u3092\u9078\u3076\u524d\u306b\u77e5\u3063\u3066\u304a\u304d\u305f\u30442\u3064\u306e\u6e2c\u5b9a\u30c4\u30fc\u30eb<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.sj-gauge.com\/ja\/thread-standards-identification\/#a-vernier-caliper\" >a.\u30d0\u30fc\u30cb\u30a2\u30ad\u30e3\u30ea\u30d1\u30fc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.sj-gauge.com\/ja\/thread-standards-identification\/#b-thread-gauge\" >b.\u30b9\u30ec\u30c3\u30c9\u30b2\u30fc\u30b8<\/a><\/li><\/ul><\/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\/ja\/thread-standards-identification\/#4-identifying-threads-in-four-simple-steps\" >4.\u30b7\u30f3\u30d7\u30eb\u306a4\u3064\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u30b9\u30ec\u30c3\u30c9\u3092\u8b58\u5225\u3059\u308b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.sj-gauge.com\/ja\/thread-standards-identification\/#a-determine-if-the-thread-is-straight-parallel-or-tapered-conical\" >a.\u30cd\u30b8\u5c71\u304c\u30b9\u30c8\u30ec\u30fc\u30c8\uff08\u5e73\u884c\uff09\u304b\u30c6\u30fc\u30d1\u30fc\uff08\u5186\u9310\uff09\u304b\u3092\u5224\u65ad\u3059\u308b\uff1a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.sj-gauge.com\/ja\/thread-standards-identification\/#b-determine-the-type-of-thread-and-pitch\" >b.\u306d\u3058\u306e\u7a2e\u985e\u3068\u30d4\u30c3\u30c1\u3092\u6c7a\u5b9a\u3059\u308b\u3002<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.sj-gauge.com\/ja\/thread-standards-identification\/#c-determine-the-size-of-the-connector\" >c.\u30b3\u30cd\u30af\u30bf\u306e\u30b5\u30a4\u30ba\u3092\u6c7a\u3081\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.sj-gauge.com\/ja\/thread-standards-identification\/#d-refer-to-various-thread-standard-tables-straight-taper-size-pitch-size\" >d.\u5404\u7a2e\u306d\u3058\u898f\u683c\u8868\uff08\u30b9\u30c8\u30ec\u30fc\u30c8\u3001\u30c6\u30fc\u30d1\u30fc\u3001\u30b5\u30a4\u30ba\u3001\u30d4\u30c3\u30c1\u3001\u30b5\u30a4\u30ba\uff09\u3092\u53c2\u7167\u3002<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.sj-gauge.com\/ja\/thread-standards-identification\/#5-four-steps-to-identify-thread-specifications\" >5.\u30b9\u30ec\u30c3\u30c9\u4ed5\u69d8\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306e4\u3064\u306e\u30b9\u30c6\u30c3\u30d7<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-ef3d9be3481b554202d10938e7542595\"><span class=\"ez-toc-section\" id=\"1-what-are-threads-what-are-their-functions\"><\/span>1.\u30b9\u30ec\u30c3\u30c9\u3068\u306f\u4f55\u304b\uff1f\u305d\u306e\u6a5f\u80fd\u3068\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u306d\u3058\u306f\u3001\u7d99\u624b\u3001\u30b3\u30cd\u30af\u30bf\u30fc\u3001\u306d\u3058\u7d99\u624b\u3068\u3057\u3066\u3082\u77e5\u3089\u308c\u3001\u5727\u529b\u8a08\u3092\u5727\u529b\u5a92\u4f53\u6e90\u306b\u63a5\u7d9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u5916\u306d\u3058\uff08\u30aa\u30cd\u30b8\uff09\u3068\u5185\u306d\u3058\uff08\u30e1\u30cd\u30b8\uff09\u3067\u69cb\u6210\u3055\u308c\u3001\u7de0\u3081\u4ed8\u3051\u5408\u3046\u3002.<\/p>\n\n\n\n<p>\u306d\u3058\u5c71\u306e\u4e3b\u306a\u6a5f\u80fd\u306f\u3001\u5727\u529b\u307e\u305f\u306f\u5a92\u4f53\u304c\u5b8c\u5168\u306b\u5bc6\u9589\u3055\u308c\u305f\u72b6\u614b\u3067\u5727\u529b\u8a08\u306b\u4f1d\u308f\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u3067\u3059\u3002.<\/p>\n\n\n\n<p>\u30b7\u30fc\u30ea\u30f3\u30b0\u30c6\u30fc\u30d7\u3001O\u30ea\u30f3\u30b0\u3001\u30ac\u30b9\u30b1\u30c3\u30c8\u306a\u3069\u306e\u4ed8\u5c5e\u54c1\u304c\u30cd\u30b8\u3068\u4e00\u7dd2\u306b\u4f7f\u308f\u308c\u308b\u3053\u3068\u3082\u3042\u308b\u3002.<\/p>\n\n\n\n<p>\u3057\u305f\u304c\u3063\u3066\u3001\u30cd\u30b8\u30b5\u30a4\u30ba\u3092\u9078\u629e\u3059\u308b\u969b\u306b\u306f\u3001\u305d\u308c\u304c\u5727\u529b\u8a08\u30b3\u30cd\u30af\u30bf\u30fc\u306e\u4ed5\u69d8\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u8003\u616e\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002.<\/p>\n\n\n\n<p>\u5727\u529b\u8a08\u3084\u6e29\u5ea6\u8a08\u306a\u3069\u306e\u8a08\u5668\u3092\u8cfc\u5165\u3059\u308b\u969b\u306b\u306f\u3001\u4f9b\u7d66\u696d\u8005\u306b\u30cd\u30b8\u30b5\u30a4\u30ba\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3082\u91cd\u8981\u3067\u3059\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-993c88f3df995e71aef97e15d882c327\"><span class=\"ez-toc-section\" id=\"2-what-problems-can-arise-from-choosing-the-wrong-thread-connection-type\"><\/span>2.\u306d\u3058\u63a5\u7d9a\u30bf\u30a4\u30d7\u306e\u9078\u629e\u3092\u8aa4\u308b\u3068\u3001\u3069\u306e\u3088\u3046\u306a\u554f\u984c\u304c\u751f\u3058\u308b\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u30b9\u30ec\u30c3\u30c9\u63a5\u7d9a\u306e\u30de\u30c3\u30c1\u30f3\u30b0\u304c\u60aa\u3044\u3068\u3001\u3069\u306e\u3088\u3046\u306a\u554f\u984c\u304c\u751f\u3058\u307e\u3059\u304b\uff1f<\/p>\n\n\n\n<p>\u30cd\u30b8\u306e\u63a5\u7d9a\u30bf\u30a4\u30d7\u3092\u78ba\u8a8d\u3059\u308b\u524d\u306b\u3001\u5668\u5177\u306b\u30cd\u30b8\u3092\u63a5\u7d9a\u3059\u308b\u3053\u3068\u306f\u63a7\u3048\u3066\u304f\u3060\u3055\u3044\u3002.<br>\u3053\u308c\u306f\u6a5f\u5668\u306e\u640d\u50b7\u3001\u751f\u7523\u30e9\u30a4\u30f3\u306e\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3001\u751f\u7523\u52b9\u7387\u306e\u4f4e\u4e0b\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<br>\u306d\u3058\u63a5\u7d9a\u306e\u30bf\u30a4\u30d7\u304c\u6b63\u3057\u304f\u306a\u3044\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3059\u308b\u306b\u306f\u3001\u76ee\u8996\u691c\u67fb\u3067\u306f\u4e0d\u5341\u5206\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n<p>\u306a\u305c\u30b9\u30ec\u30c3\u30c9\u306e\u63a5\u7d9a\u30bf\u30a4\u30d7\u3092\u660e\u78ba\u306b\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u306a\u306e\u304b\uff1f<\/p>\n\n\n\n<p>2\u3064\u306e\u7570\u306a\u308b\u30bf\u30a4\u30d7\u306e\u306d\u3058\u5c71\u3092\u63a5\u7d9a\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u30d4\u30c3\u30c1\u3084\u76f4\u5f84\u306e\u9055\u3044\u306b\u3088\u308a\u3001\u306d\u3058\u5c71\u304c\u3057\u3063\u304b\u308a\u3068\u5408\u308f\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<br>\u305d\u306e\u7d50\u679c\u3001\u30cd\u30b8\u5c71\u304c\u5b8c\u5168\u306b\u7de0\u307e\u3089\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u7121\u7406\u306b\u53d6\u308a\u4ed8\u3051\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u30cd\u30b8\u5c71\u306e\u5c71\u5f62\u304c\u5909\u5f62\u3057\u305f\u308a\u3001\u8a70\u307e\u3063\u305f\u308a\u3001\u30cd\u30b8\u5c71\u304c\u52d5\u304b\u306a\u304f\u306a\u3063\u305f\u308a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u6700\u7d42\u7684\u306b\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u304b\u3089\u53d6\u308a\u5916\u3059\u3053\u3068\u304c\u3067\u304d\u3066\u3082\u3001\u9069\u5207\u306a\u30b7\u30fc\u30eb\u306f\u3067\u304d\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<p>\u4e0a\u8a18\u306e\u554f\u984c\u306f\u3059\u3079\u3066\u3001\u30d7\u30ed\u30bb\u30b9\u6e2c\u5b9a\u5a92\u4f53\u306e\u6f0f\u308c\u3001\u6c5a\u67d3\u3001\u6a5f\u5668\u306e\u6545\u969c\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<br>\u5e78\u3044\u306a\u3053\u3068\u306b\u3001\u6b63\u3057\u3044\u63a5\u7d9a\u3092\u898b\u6975\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u308c\u3070\u3001\u3053\u3046\u3057\u305f\u554f\u984c\u306e\u767a\u751f\u3092\u5927\u5e45\u306b\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color\"><span class=\"ez-toc-section\" id=\"3-two-measuring-tools-to-know-before-selecting-threads\"><\/span>3.\u7cf8\u3092\u9078\u3076\u524d\u306b\u77e5\u3063\u3066\u304a\u304d\u305f\u30442\u3064\u306e\u6e2c\u5b9a\u30c4\u30fc\u30eb<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"a-vernier-caliper\"><\/span>a. <strong>\u30ce\u30ae\u30b9<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u30d0\u30fc\u30cb\u30a2\u30fb\u30ad\u30e3\u30ea\u30d1\u30fc\u306f\u3001\u30d0\u30fc\u30cb\u30a2\u30fb\u30b9\u30b1\u30fc\u30eb\u3001\u30d0\u30fc\u30cb\u30a2\u30fb\u30b2\u30fc\u30b8\u3001\u30d0\u30fc\u30cb\u30a2\u30fb\u30b9\u30b1\u30fc\u30eb\u30fb\u30ad\u30e3\u30ea\u30d1\u30fc\u3068\u3082\u547c\u3070\u308c\u3001\u9577\u3055\u3001\u5185\u5f84\u3001\u5916\u5f84\u3001\u6df1\u3055\u306e\u6e2c\u5b9a\u306b\u4f7f\u7528\u3055\u308c\u308b\u4e00\u822c\u7684\u306a\u7cbe\u5bc6\u6e2c\u5b9a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u30e1\u30a4\u30f3\u30b9\u30b1\u30fc\u30eb\u3068\u3001\u30e1\u30a4\u30f3\u30b9\u30b1\u30fc\u30eb\u306b\u6cbf\u3063\u3066\u30b9\u30e9\u30a4\u30c9\u3059\u308b\u30d0\u30fc\u30cb\u30a2\u30b9\u30b1\u30fc\u30eb\u306e2\u3064\u306e\u90e8\u5206\u304b\u3089\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u30e1\u30a4\u30f3\u306e\u76ee\u76db\u308a\u306f\u4e00\u822c\u7684\u306b\u30df\u30ea\u30e1\u30fc\u30c8\u30eb\uff08mm\uff09\u5358\u4f4d\u3067\u300110\u5206\u5272\u300120\u5206\u5272\u300150\u5206\u5272\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u5c0f\u533a\u5206\u306b\u306a\u3063\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<p>\u30d0\u30fc\u30cb\u30e4\u30ad\u30e3\u30ea\u30d1\u30fc\u306f\u3001\u300c10\u5206\u5272\u30d0\u30fc\u30cb\u30e4\u30ad\u30e3\u30ea\u30d1\u30fc\u300d\u3001\u300c20\u5206\u5272\u30d0\u30fc\u30cb\u30e4\u30ad\u30e3\u30ea\u30d1\u30fc\u300d\u3001\u300c50\u5206\u5272\u30d0\u30fc\u30cb\u30e4\u30ad\u30e3\u30ea\u30d1\u30fc\u300d\u306a\u3069\u3001\u305d\u308c\u306b\u5fdc\u3058\u3066\u540d\u524d\u304c\u4ed8\u3051\u3089\u308c\u3066\u3044\u308b\u3002\u201c<\/p>\n\n\n\n<p>\u4eca\u65e5\u3001\u30ce\u30ae\u30b9\u306b\u306f\u3055\u307e\u3056\u307e\u306a\u30b9\u30bf\u30a4\u30eb\u304c\u3042\u308b\u3002\u4e0b\u306e\u753b\u50cf\u306b\u3042\u308b\u4f1d\u7d71\u7684\u306a\u5f62\u72b6\u306e\u307b\u304b\u3001\u30c0\u30a4\u30e4\u30eb\u30ce\u30ae\u30b9\uff08\u30b2\u30fc\u30b8\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u540c\u6642\u306b\u6e2c\u5b9a\u53ef\u80fd\uff09\u3084\u30c7\u30b8\u30bf\u30eb\u30ce\u30ae\u30b9\uff08\u6e2c\u5b9a\u30c7\u30fc\u30bf\u3092\u6db2\u6676\u753b\u9762\u306b\u8868\u793a\uff09\u3082\u3042\u308b\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\"><span class=\"ez-toc-section\" id=\"b-thread-gauge\"><\/span>b.\u30b9\u30ec\u30c3\u30c9\u30b2\u30fc\u30b8<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u30b9\u30ec\u30c3\u30c9\u30b2\u30fc\u30b8\u306f\u3001\u30b9\u30af\u30ea\u30e5\u30fc\u30b2\u30fc\u30b8\u3084\u30d4\u30c3\u30c1\u30b2\u30fc\u30b8\u3068\u3057\u3066\u3082\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002.<br>\u7cf8\u4ed5\u69d8\u306e\u6e2c\u5b9a\u88dc\u52a9\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002\u30b9\u30ec\u30c3\u30c9\u30b2\u30fc\u30b8\u3092\u4f7f\u3044\u3001\u7e70\u308a\u8fd4\u3057\u6bd4\u8f03\u3059\u308b\u3053\u3068\u3067\u3001\u3074\u3063\u305f\u308a\u5408\u3046\u30b5\u30a4\u30ba\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<br>\u5e02\u5834\u3067\u5165\u624b\u3067\u304d\u308b\u6700\u3082\u4e00\u822c\u7684\u306a\u306d\u3058\u306e\u7a2e\u985e\u306f\u3001\u30a2\u30e1\u30ea\u30ab\u30f3\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u3001\u30d6\u30ea\u30c6\u30a3\u30c3\u30b7\u30e5\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u3001\u30e1\u30c8\u30ea\u30c3\u30af\u30fb\u30b7\u30b9\u30c6\u30e0\u3067\u3001\u305d\u308c\u305e\u308c\u306b\u56fa\u6709\u306e\u306d\u3058\u30b2\u30fc\u30b8\u4ed5\u69d8\u304c\u3042\u308b\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-741f1a0b4af1ccc3f6a2ac0715ee91a8\"><span class=\"ez-toc-section\" id=\"4-identifying-threads-in-four-simple-steps\"><\/span>4.\u30b7\u30f3\u30d7\u30eb\u306a4\u3064\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u30b9\u30ec\u30c3\u30c9\u3092\u8b58\u5225\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>SJ\u30b2\u30fc\u30b8\u3067\u306f\u3001\u300c\u30cd\u30b8\u306e\u4ed5\u69d8\u3092\u898b\u6975\u3081\u308b4\u3064\u306e\u30b9\u30c6\u30c3\u30d7\u300d\u3092\u3054\u6848\u5185\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u305d\u308c\u306b\u5f93\u3063\u3066\u6700\u9069\u306a\u30cd\u30b8\u30b5\u30a4\u30ba\u3092\u304a\u9078\u3073\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"a-determine-if-the-thread-is-straight-parallel-or-tapered-conical\"><\/span>a. <strong>\u30cd\u30b8\u5c71\u304c\u30b9\u30c8\u30ec\u30fc\u30c8\uff08\u5e73\u884c\uff09\u304b\u30c6\u30fc\u30d1\u30fc\uff08\u5186\u9310\uff09\u304b\u3092\u5224\u65ad\u3059\u308b\uff1a<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u306d\u3058\u5c71\u306e\u76f4\u5f84\u304c\u5f90\u3005\u306b\u5897\u52a0\u307e\u305f\u306f\u6e1b\u5c11\u3059\u308b\u5834\u5408\u3001\u306d\u3058\u5c71\u306f\u30c6\u30fc\u30d1\u30fc\u72b6\u3067\u3042\u308a\u3001\u76f4\u5f84\u304c\u4e00\u5b9a\u306e\u5834\u5408\u3001\u306d\u3058\u5c71\u306f\u76f4\u7dda\u72b6\u3067\u3042\u308b\u3002.<br>\u8089\u773c\u3067\u5224\u5225\u304c\u96e3\u3057\u3044\u5834\u5408\u306f\u3001\u30ce\u30ae\u30b9\u3092\u4f7f\u3046\u3068\u3088\u3044\u3002.<br>\u30ce\u30ae\u30b9\u306e\u4e21\u7aef\u3092\u30af\u30e9\u30f3\u30d7\u3057\u3066\u89b3\u5bdf\u3059\u308b\u3002.<br>\u4e21\u5074\u304c\u308f\u305a\u304b\u306b\u4e09\u89d2\u5f62\u3092\u6210\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u30c6\u30fc\u30d1\u30fc\u304c\u304b\u304b\u3063\u3066\u304a\u308a\u3001\u4e21\u5074\u304c\u5b8c\u5168\u306b\u5e73\u884c\u3067\u3042\u308b\u5834\u5408\u306f\u30b9\u30c8\u30ec\u30fc\u30c8\u3067\u3042\u308b\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:\/\/sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ_determine_thread_15_en-1024x724.jpg\" alt=\"\" class=\"wp-image-2429\" style=\"width:500px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ_determine_thread_15_en-1024x724.jpg 1024w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ_determine_thread_15_en-300x212.jpg 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ_determine_thread_15_en-768x543.jpg 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ_determine_thread_15_en-1536x1086.jpg 1536w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ_determine_thread_15_en-600x424.jpg 600w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ_determine_thread_15_en.jpg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"b-determine-the-type-of-thread-and-pitch\"><\/span>b.\u306d\u3058\u306e\u7a2e\u985e\u3068\u30d4\u30c3\u30c1\u3092\u6c7a\u5b9a\u3059\u308b\u3002<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u6700\u3082\u4e00\u822c\u7684\u306a\u30a2\u30e1\u30ea\u30ab\u898f\u683c\u3001\u30a4\u30ae\u30ea\u30b9\u898f\u683c\u3001\u30e1\u30fc\u30c8\u30eb\u898f\u683c\u306e\u306d\u3058\u30b2\u30fc\u30b8\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u306d\u3058\u5c71\u306b\u6700\u3082\u9069\u5408\u3059\u308b\u3082\u306e\u304c\u9069\u5207\u306a\u306d\u3058\u4ed5\u69d8\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\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\/SJ_thread_15_en.jpg\" alt=\"\" class=\"wp-image-2430\" style=\"width:500px\" srcset=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ_thread_15_en.jpg 842w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ_thread_15_en-300x212.jpg 300w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ_thread_15_en-768x543.jpg 768w, https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/12\/SJ_thread_15_en-600x424.jpg 600w\" sizes=\"(max-width: 842px) 100vw, 842px\" \/><\/figure>\n\n\n\n<p>\u306d\u3058\u30d4\u30c3\u30c1\u306e\u8868\u3057\u65b9\u306b\u306f\u3001\u4e3b\u306b\u30e1\u30fc\u30c8\u30eb\u6cd5\u3068\u305d\u308c\u4ee5\u5916\uff08\u30a2\u30e1\u30ea\u30ab\u898f\u683c\u3001\u30a4\u30ae\u30ea\u30b9\u898f\u683c\uff09\u304c\u3042\u308b\u3002.<br>\u30e1\u30fc\u30c8\u30eb\u6cd5\uff08\u5de6\u56f3\uff09\u3067\u306f\u3001\u96a3\u308a\u5408\u30462\u3064\u306e\u306d\u3058\u5c71\u9593\u306e\u8ddd\u96e2\uff08\u4f8b\uff1a2\u3064\u306e\u306d\u3058\u5c71\u9593\u306e\u8ddd\u96e21.5mm\uff09\u3092\u6e2c\u5b9a\u3057\u3001\u30a2\u30e1\u30ea\u30ab\u30f3\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u3084\u30d6\u30ea\u30c6\u30a3\u30c3\u30b7\u30e5\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\uff08\u53f3\u56f3\uff09\u3067\u306f\u30011\u30a4\u30f3\u30c1\u3042\u305f\u308a\u306e\u306d\u3058\u5c71\u6570\uff08\u4f8b\uff1a1\u30a4\u30f3\u30c1\u3042\u305f\u308a\u306e\u306d\u3058\u5c71\u657014\uff09\u3092\u6e2c\u5b9a\u3059\u308b\u3002.<\/p>\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\"><span class=\"ez-toc-section\" id=\"c-determine-the-size-of-the-connector\"><\/span>c.\u30b3\u30cd\u30af\u30bf\u306e\u30b5\u30a4\u30ba\u3092\u6c7a\u3081\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u306d\u3058\u306e\u4e21\u7aef\u3092\u30ce\u30ae\u30b9\u3067\u30af\u30e9\u30f3\u30d7\u3059\u308c\u3070\u3001\u63a5\u5408\u90e8\u306e\u5916\u5f84\u3092\u304a\u304a\u3088\u305d\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<br>\u6b21\u306b\u3001\u3053\u306e\u6e2c\u5b9a\u5024\u3092\u5404\u8868\u306e\u6700\u3082\u8fd1\u3044\u5024\u3068\u6bd4\u8f03\u3057\u3001\u30b5\u30a4\u30ba\u3092\u6c7a\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<\/p>\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\"><span class=\"ez-toc-section\" id=\"d-refer-to-various-thread-standard-tables-straight-taper-size-pitch-size\"><\/span>d.\u5404\u7a2e\u306d\u3058\u898f\u683c\u8868\uff08\u30b9\u30c8\u30ec\u30fc\u30c8\u3001\u30c6\u30fc\u30d1\u30fc\u3001\u30b5\u30a4\u30ba\u3001\u30d4\u30c3\u30c1\u3001\u30b5\u30a4\u30ba\uff09\u3092\u53c2\u7167\u3002<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u7c73\u56fd\u898f\u683c\u3001\u82f1\u56fd\u898f\u683c\u3001\u30e1\u30fc\u30c8\u30eb\u6cd5\u306a\u3069\u3001\u6700\u3082\u4e00\u822c\u7684\u306a\u306d\u3058\u306e\u5f62\u5f0f\u3092\u6bd4\u8f03\u3057\u305f\u60c5\u5831\u3068\u8868\u3092\u4ee5\u4e0b\u306b\u307e\u3068\u3081\u307e\u3057\u305f\u306e\u3067\u3001\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p><strong>\u30a2\u30e1\u30ea\u30ab\u898f\u683c\u30b9\u30c8\u30ec\u30fc\u30c8\u306d\u3058\uff08SAE=UN=UNF\uff09<\/strong><\/p>\n\n\n\n<p>\u7c73\u56fd\u3067\u6700\u3082\u4e00\u822c\u7684\u306a\u76f4\u306d\u3058\u5f62\u72b6\u306fUN\/UNF\uff08Unified National Fine\uff09\u306d\u3058\u3067\u3001SAE\uff08Society of Automotive Engineers\uff09\u76f4\u306d\u3058\u3068\u3057\u3066\u3082\u77e5\u3089\u308c\u3066\u3044\u308b\u3002\u4e0b\u306e\u8868\u306f\u3001SAE\u76f4\u306d\u3058\u306e\u4e00\u822c\u7684\u306a\u30b5\u30a4\u30ba\u306e\u4e00\u89a7\u3067\u3042\u308b\u3002.<br>\u30a2\u30e1\u30ea\u30ab\u30f3\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u306e\u30b9\u30c8\u30ec\u30fc\u30c8\u30fb\u30b9\u30ec\u30c3\u30c9\u306e\u547d\u540d\u898f\u5247\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3042\u308b\uff1a <strong>\u30b5\u30a4\u30ba - 1\u30a4\u30f3\u30c1\u3042\u305f\u308a\u306e\u306d\u3058\u5c71\u6570\u3001\u30bf\u30a4\u30d7\u3001\u4f8b\uff1a3\/4-16\u3001UN\/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\">\u30a2\u30e1\u30ea\u30ab\u30f3\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9 \u30b9\u30c8\u30ec\u30fc\u30c8\u30b9\u30ec\u30c3\u30c9<br>SAE=UN=UNF<\/td><\/tr><tr><td>\u30b5\u30a4\u30ba<\/td><td rowspan=\"2\">\u30b9\u30ec\u30c3\u30c9<br>\u306b\u3064\u304d<br>\u30a4\u30f3\u30c1<br>(TPI\uff09<\/td><td colspan=\"3\">\u30cd\u30b8\u5f84<br>(mm\uff09<\/td><td rowspan=\"2\">\u30b9\u30ec\u30c3\u30c9<br>\u89d2\u5ea6<\/td><\/tr><tr><td>(\u30a4\u30f3\u30c1\uff09<\/td><td>\u30e1\u30b8\u30e3\u30fc<br>\u76f4\u5f84<\/td><td>\u30b7\u30f3\u30d7\u30eb<br>\u30d4\u30c3\u30c1<br>\u76f4\u5f84<\/td><td>\u30de\u30a4\u30ca\u30fc<br>\u76f4\u5f84<\/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\">\u30b5\u30a4\u30ba-TPI\u3001\u30bf\u30a4\u30d7<br>\u4f8b\uff1a3\/4-16\u3001UN<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u30a2\u30e1\u30ea\u30ab\u898f\u683c\u306e\u30c6\u30fc\u30d1\u30fc\u30b9\u30ec\u30c3\u30c9\uff08NPT \/ NPTF\uff09\uff1a<\/strong><\/p>\n\n\n\n<p><strong>NPT (National Pipe Taper) \u7c73\u56fd\u898f\u683c\u30c6\u30fc\u30d1\u306d\u3058\u3001\u6b63\u5f0f\u540d\u79f0\u306f\u7c73\u56fd\u898f\u683c\u30c6\u30fc\u30d1\u7ba1\u306d\u3058\u3002<\/strong>, \u7c73\u56fd\u3067\u306f\u30d1\u30a4\u30d7\u306e\u63a5\u7d9a\u306b\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<p><strong>NPTF\u30a2\u30e1\u30ea\u30ab\u30f3\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u30fb\u30c6\u30fc\u30d1\u30fc\u30b9\u30ec\u30c3\u30c9-\u30c9\u30e9\u30a4\u30b7\u30fc\u30eb\u3001\u30a2\u30e1\u30ea\u30ab\u30f3\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u30fb\u30d1\u30a4\u30d7\u30b9\u30ec\u30c3\u30c9\u30fb\u30c6\u30fc\u30d1\u30fc\u30b9\u30ec\u30c3\u30c9-\u30c9\u30e9\u30a4\u30b7\u30fc\u30eb\u3068\u3057\u3066\u3082\u77e5\u3089\u308c\u308b)<\/strong>, \u5168\u7c73\u30d5\u30eb\u30fc\u30c9\u30d1\u30ef\u30fc\u5354\u4f1a\uff08N.F.P.A.\uff09\u306f\u63a8\u5968\u3057\u3066\u3044\u306a\u3044\u304c\u3001\u4eca\u3067\u3082\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<p>NPT\u30cd\u30b8\u3068NPTF\u30cd\u30b8\u306e\u4e3b\u306a\u9055\u3044\u306f\u3001NPT\u306b\u306f\u92ed\u3044\u5c71\u304c\u306a\u3044\u305f\u3081\u3001\u7d44\u307f\u7acb\u3066\u5f8c\u306b\u308f\u305a\u304b\u306a\u30ea\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u304c\u751f\u3058\u3001\u9069\u5207\u306a\u30b7\u30fc\u30ea\u30f3\u30b0\u306e\u305f\u3081\u306b\u30b7\u30fc\u30ea\u30f3\u30b0\u5264\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3067\u3059\u3002.<\/p>\n\n\n\n<p>\u30a2\u30e1\u30ea\u30ab\u30f3\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u30fb\u30c6\u30fc\u30d1\u30fc\u30b9\u30ec\u30c3\u30c9\u306e\u547d\u540d\u898f\u5247\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3042\u308b\uff1a <strong>\u30b5\u30a4\u30ba - 1\u30a4\u30f3\u30c1\u3042\u305f\u308a\u306e\u306d\u3058\u5c71\u6570\u3001\u30bf\u30a4\u30d7\u3001\u4f8b\u3048\u30701\/4-18\u3001NPT\u3002.<\/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>\u30a2\u30e1\u30ea\u30ab\u30f3\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u30fb\u30c6\u30fc\u30d1\u30fc\u30b9\u30ec\u30c3\u30c9<\/strong><br><strong>NPT \/ NPTF<\/strong><\/td><\/tr><tr><td>\u30b5\u30a4\u30ba<\/td><td rowspan=\"2\">\u30b9\u30ec\u30c3\u30c9<br>\u306b\u3064\u304d<br>\u30a4\u30f3\u30c1<br>(TPI\uff09<\/td><td colspan=\"3\">\u30cd\u30b8\u5f84<br>(mm\uff09<\/td><td rowspan=\"2\">\u30b9\u30ec\u30c3\u30c9<br>\u89d2\u5ea6<\/td><\/tr><tr><td>(\u30a4\u30f3\u30c1\uff09<\/td><td>\u30e1\u30b8\u30e3\u30fc<br>\u76f4\u5f84<\/td><td>\u30b7\u30f3\u30d7\u30eb<br>\u30d4\u30c3\u30c1<br>\u76f4\u5f84<\/td><td>\u30de\u30a4\u30ca\u30fc<br>\u76f4\u5f84<\/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\">\u30b5\u30a4\u30ba-TPI\u3001\u30bf\u30a4\u30d7<br>\u4f8b\uff1a1\/4-18\u3001NPT<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u82f1\u56fd\u898f\u683c\u5e73\u884c\u306d\u3058\uff08BSPP=BSP=PF=G\uff09\uff1a<\/strong><\/p>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u306d\u3058\u306f\u3001\u82f1\u56fd\u898f\u683c\u5354\u4f1a\uff08BSI\uff09\u306b\u3088\u3063\u3066\u8a2d\u5b9a\u3055\u308c\u305f\u898f\u683c\u306b\u6e96\u62e0\u3057\u3066\u3044\u307e\u3059\u3002\u82f1\u56fd\u898f\u683c\u5e73\u884c\u306d\u3058\u306f\u3001\u4e00\u822c\u7684\u306b4\u3064\u306e\u7528\u8a9e\u306e\u3044\u305a\u308c\u304b\u3092\u4f7f\u7528\u3057\u3066\u53c2\u7167\u3055\u308c\u307e\u3059\uff1aG\u30b9\u30ec\u30c3\u30c9\u3001BSPP\uff08British Standard Pipe Parallel\uff09\u3001BSPM\u3001\u307e\u305f\u306fBSP\u3067\u3059\u3002.<\/p>\n\n\n\n<p>BSPF\uff08British Standard Pipe Fitting\uff09\u306f\u3001British Standard Parallel Threads\u306e\u65e7\u79f0\u3067\u3042\u308b\u3002BSPP\uff08British Standard Pipe Parallel\uff09\u3068BSPT\uff08British Standard Tapered Threads\uff09\u306e\u767a\u97f3\u4e0a\u306e\u6df7\u4e71\u3092\u89e3\u6d88\u3059\u308b\u305f\u3081\u306b\u5c0e\u5165\u3055\u308c\u305f\u3002.<\/p>\n\n\n\n<p>\u82f1\u56fd\u898f\u683c\u5e73\u884c\u306d\u3058\u306e\u547d\u540d\u898f\u5247\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3042\u308b\uff1a <strong>G\u30b5\u30a4\u30ba - 1\u30a4\u30f3\u30c1\u3042\u305f\u308a\u306e\u306d\u3058\u5c71\u6570\u3001\u4f8b\uff1aG 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\u56fd\u898f\u683c\u5e73\u884c\u306d\u3058<br>BSPP=BSP=PF=G<\/td><\/tr><tr><td>\u30b5\u30a4\u30ba<\/td><td rowspan=\"2\">\u30b9\u30ec\u30c3\u30c9<br>\u306b\u3064\u304d<br>\u30a4\u30f3\u30c1<br>(TPI\uff09<\/td><td colspan=\"3\">\u30cd\u30b8\u5f84<br>(mm\uff09<\/td><td rowspan=\"2\">\u30b9\u30ec\u30c3\u30c9<br>\u89d2\u5ea6<\/td><\/tr><tr><td>(\u30a4\u30f3\u30c1\uff09<\/td><td>\u30e1\u30b8\u30e3\u30fc<br>\u76f4\u5f84<\/td><td>\u30b7\u30f3\u30d7\u30eb<br>\u30d4\u30c3\u30c1<br>\u76f4\u5f84<\/td><td>\u30de\u30a4\u30ca\u30fc<br>\u76f4\u5f84<\/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\">G\u30b5\u30a4\u30ba-TPI<br>\u4f8b\uff1aG 1\/8-28<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u82f1\u56fd\u898f\u683c\u30c6\u30fc\u30d1\u30fc\u30b9\u30ec\u30c3\u30c9\uff08BSPT=PT=R=RC=ZG\uff09\uff1a<\/strong><\/p>\n\n\n\n<p><strong>\u82f1\u56fd\u6a19\u6e96\u30c6\u30fc\u30d1\u306d\u3058\u306f\u3001\u4e00\u822c\u306bBSPT\uff08\u82f1\u56fd\u6a19\u6e96\u30d1\u30a4\u30d7\u30c6\u30fc\u30d1\uff09\u3068\u3057\u3066\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/strong>, \u73fe\u5728\u3067\u306f\u300cR\u30b9\u30ec\u30c3\u30c9\u300d\u3068\u3044\u3046\u7528\u8a9e\u304c\u305d\u308c\u306b\u53d6\u3063\u3066\u4ee3\u308f\u3063\u3066\u3044\u308b\u304c\u3002\u3057\u304b\u3057\u3001BSPT\u306f\u4f9d\u7136\u3068\u3057\u3066\u5e83\u304f\u53d7\u3051\u5165\u308c\u3089\u308c\u3066\u3044\u308b\u7528\u8a9e\u306e\u3072\u3068\u3064\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n<p>\u82f1\u56fd\u898f\u683c\u30c6\u30fc\u30d1\u306d\u3058\u306e\u547d\u540d\u898f\u5247\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3042\u308b\uff1a <strong>R\u30b5\u30a4\u30ba - 1\u30a4\u30f3\u30c1\u3042\u305f\u308a\u306e\u306d\u3058\u5c71\u6570\u3001\u4f8b\uff1aR 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\u56fd\u898f\u683c\u30c6\u30fc\u30d1\u30fc\u30b9\u30ec\u30c3\u30c9<br>BSPT=PT=R=RC=ZG<\/td><\/tr><tr><td>\u30b5\u30a4\u30ba<\/td><td rowspan=\"2\">\u30b9\u30ec\u30c3\u30c9<br>\u306b\u3064\u304d<br>\u30a4\u30f3\u30c1<br>(TPI\uff09<\/td><td colspan=\"3\">\u30cd\u30b8\u5f84<br>(mm\uff09<\/td><td rowspan=\"2\">\u30b9\u30ec\u30c3\u30c9<br>\u89d2\u5ea6<\/td><\/tr><tr><td>(\u30a4\u30f3\u30c1\uff09<\/td><td>\u30e1\u30b8\u30e3\u30fc<br>\u76f4\u5f84<\/td><td>\u30b7\u30f3\u30d7\u30eb<br>\u30d4\u30c3\u30c1<br>\u76f4\u5f84<\/td><td>\u30de\u30a4\u30ca\u30fc<br>\u76f4\u5f84<\/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\">R\u30b5\u30a4\u30ba-TPI<br>\u4f8b\uff1aR 1\/2-14<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>ISO\u30e1\u30fc\u30c8\u30eb\u306d\u3058\uff08M\uff09\uff1a<\/strong><\/p>\n\n\n\n<p>ISO\u30e1\u30fc\u30c8\u30eb\u306d\u3058\u306f\u3001\u56fd\u969b\u7684\u306b\u8a8d\u3081\u3089\u308c\u305f\u6700\u521d\u306e\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u306d\u3058\u306e1\u3064\u3067\u3059\u3002ISO 68-1\u306f\u3001\u30e1\u30fc\u30c8\u30eb\u306d\u3058\u306e\u8a2d\u8a08\u539f\u5247\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u3002ISO\u30e1\u30fc\u30c8\u30eb\u306d\u3058\u306f\u3001\u5de6\u53f3\u5bfe\u79f0\u306eV\u5f62\u306d\u3058\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002V\u306d\u3058\u306e\u5f62\u72b6\u306f\u3001\u306d\u3058\u5c71\u5f62\u72b6\u304c60\u00b0\u3067\u3001\u5916\u306d\u3058\u3068\u5185\u306d\u3058\u304c\u5e73\u884c\u3067\u3059\u3002.<\/p>\n\n\n\n<p>ISO\u30e1\u30fc\u30c8\u30eb\u306d\u3058\u306f\u3001\u201c\"\u3067\u793a\u3055\u308c\u307e\u3059\u3002\u201c<strong>M\u300d\uff08\u30e1\u30fc\u30c8\u30eb\u6cd5\uff09 <\/strong>\u7c97\u76ee\u3068\u7d30\u76ee\u306e2\u7a2e\u985e\u306e\u30d4\u30c3\u30c1\u30b5\u30a4\u30ba\u304c\u3042\u308b\u3002\u4e26\u76ee\u306d\u3058\u306f\u6700\u3082\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u3001\u65e2\u5b9a\u306e \u30d4\u30c3\u30c1\u30fb\u30b5\u30a4\u30ba\u304c\u3042\u308a\u3001\u7d30\u76ee\u306d\u3058\u306f\u3088\u308a\u5c0f\u3055\u306a\u30d4\u30c3\u30c1\u30fb \u30b5\u30a4\u30ba\u304c\u3042\u308b\u3002\u306d\u3058\u306e\u30b5\u30a4\u30ba\u306f\u3001\u300cM4 * 0.5\u300d\u306e\u3088\u3046\u306a\u8868\u793a\u5f62\u5f0f\u304b\u3089\u5224\u65ad\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3053\u308c\u306f\u306d\u3058\u306e\u76f4\u5f84\u304c4mm\u3067\u30d4\u30c3\u30c1\u30b5\u30a4\u30ba\u304c0.5mm\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u306d\u3058\u30d4\u30c3\u30c1\u304cISO 261\u307e\u305f\u306fISO 262\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u4e26\u76ee\u306d\u3058\u30d4\u30c3\u30c1\u306b\u5bfe\u5fdc\u3059\u308b\u5834\u5408\u306f\u3001\u7701\u7565\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\uff08\u4f8b\uff1aM8\uff09\u3002\u4f8b\u3048\u3070\u3001\u201cM20 \u201d\u3060\u3051\u304c\u793a\u3055\u308c\u3066\u3044\u308c\u3070\u3001\u305d\u308c\u306f\u4e26\u76ee\u306d\u3058\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n<p>\u30e1\u30fc\u30c8\u30eb\u76f4\u30cd\u30b8\u306e\u547d\u540d\u898f\u5247\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3042\u308b\uff1a<strong> M\u30b5\u30a4\u30ba - \u30d4\u30c3\u30c1\u3001\u4f8b\u3048\u3070M 14 * 1.5\u3002.<\/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\u30e1\u30fc\u30c8\u30eb\u306d\u3058<\/strong><br><strong>M<\/strong><\/td><\/tr><tr><td>\u30b5\u30a4\u30ba<\/td><td rowspan=\"2\">\u30d4\u30c3\u30c1<\/td><td colspan=\"3\">\u30cd\u30b8\u5f84<br>(mm\uff09<\/td><td rowspan=\"2\">\u30b9\u30ec\u30c3\u30c9<br>\u89d2\u5ea6<\/td><\/tr><tr><td>(\u30a4\u30f3\u30c1\uff09<\/td><td>\u30e1\u30b8\u30e3\u30fc<br>\u76f4\u5f84<\/td><td>\u30b7\u30f3\u30d7\u30eb<br>\u30d4\u30c3\u30c1<br>\u76f4\u5f84<\/td><td>\u30de\u30a4\u30ca\u30fc<br>\u76f4\u5f84<\/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\">M\u30b5\u30a4\u30ba\u00d7\u30d4\u30c3\u30c1<br>\u4f8b\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-e31985a848a834b7a295a1f8565dd6c4\"><span class=\"ez-toc-section\" id=\"5-four-steps-to-identify-thread-specifications\"><\/span>5.\u30b9\u30ec\u30c3\u30c9\u4ed5\u69d8\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306e4\u3064\u306e\u30b9\u30c6\u30c3\u30d7<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\">\u30b9\u30ec\u30c3\u30c9\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9<\/td><td>\u30b9\u30c6\u30c3\u30d71<\/td><td>\u30b9\u30c6\u30c3\u30d72<\/td><td>\u30b9\u30c6\u30c3\u30d73<\/td><td>\u30b9\u30c6\u30c3\u30d74<\/td><\/tr><tr><td>\u30b9\u30ec\u30c3\u30c9\u306e\u7a2e\u985e\u3092\u6c7a\u3081\u308b<\/td><td>\u7cf8\u306e\u30d4\u30c3\u30c1\u3092\u6c7a\u3081\u308b<\/td><td>\u7cf8\u306e\u30b5\u30a4\u30ba\u3092\u6c7a\u3081\u308b<\/td><td>\u30b9\u30ec\u30c3\u30c9\u898f\u683c\u306e\u6c7a\u5b9a<\/td><\/tr><tr><td>\u30a2\u30e1\u30ea\u30ab\u898f\u683c\u30b9\u30c8\u30ec\u30fc\u30c8\u306d\u3058\uff08SAE=UN=UNF\uff09<\/td><td>\u30b9\u30c8\u30ec\u30fc\u30c8<\/td><td>12\u300114\u300116<br>18\u300120\u300124<\/td><td rowspan=\"5\">\u3092\u4f7f\u7528\u3057\u3066\u6e2c\u5b9a\u3059\u308b\uff1a<br>\u30ce\u30ae\u30b9<br>\u30c0\u30a4\u30e4\u30eb\u30ad\u30e3\u30ea\u30d1\u30fc<br>\u30c7\u30b8\u30bf\u30eb\u30ad\u30e3\u30ea\u30d1\u30fc<\/td><td>\u30b5\u30a4\u30ba-TPI\u3001\u30bf\u30a4\u30d7<br>\u4f8b\uff1a3\/4-16\u3001UN<\/td><\/tr><tr><td>\u30a2\u30e1\u30ea\u30ab\u30f3\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u30fb\u30c6\u30fc\u30d1\u30fc\u30b9\u30ec\u30c3\u30c9<br>(NPT \/ NPTF)<\/td><td>\u30c6\u30fc\u30d1\u30fc\u30c9<\/td><td>11-1\/2\u300114<br>18\u300127<\/td><td>\u30b5\u30a4\u30ba-TPI\u3001\u30bf\u30a4\u30d7<br>\u4f8b\uff1a1\/4-18\u3001NPT<\/td><\/tr><tr><td>\u82f1\u56fd\u898f\u683c\u5e73\u884c\u306d\u3058 (BSPP=BSP=PF=G)<\/td><td>\u30b9\u30c8\u30ec\u30fc\u30c8<\/td><td>11\u300114<br>19\u300128<\/td><td>G\u30b5\u30a4\u30ba-TPI<br>\u4f8b\uff1aG 1\/8-28<\/td><\/tr><tr><td>\u82f1\u56fd\u6a19\u6e96\u30c6\u30fc\u30d1\u306d\u3058 (BSPT=PT=R=RC=ZG)<\/td><td>\u30c6\u30fc\u30d1\u30fc\u30c9<\/td><td>11\u300114<br>19\u300128<\/td><td>R\u30b5\u30a4\u30ba-TPI<br>\u4f8b\uff1aR 1\/2-14<\/td><\/tr><tr><td>ISO\u30e1\u30fc\u30c8\u30eb\u306d\u3058<br>M<\/td><td>\u30b9\u30c8\u30ec\u30fc\u30c8<\/td><td>1.0\u30011.5\u30012.0<\/td><td>M\u30b5\u30a4\u30ba\u00d7\u30d4\u30c3\u30c1<br>\u4f8b\uff1aM 14 x 1.5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u30cd\u30b8\u306e\u7a2e\u985e\u3068\u30b5\u30a4\u30ba\u306e\u9078\u3073\u65b9\u306f\u304a\u5206\u304b\u308a\u3044\u305f\u3060\u3051\u305f\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u5668\u5177\u3092\u3069\u306e\u3088\u3046\u306b\u53d6\u308a\u4ed8\u3051\u308b\u304b\u8ff7\u3063\u3066\u3044\u307e\u305b\u3093\u304b\uff1f\u4e0b\u306e\u30ea\u30f3\u30af\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u3001\u53d6\u308a\u4ed8\u3051\u306e\u624b\u9806\u3068\u6ce8\u610f\u4e8b\u9805\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\uff01<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5727\u529b\u88c5\u7f6e\u6545\u969c\u306e6\u5927\u539f\u56e0<\/li>\n\n\n\n<li>\u5727\u529b\u8a08\u306e\u8a2d\u7f6e\u306b\u304a\u3051\u308b\u5b89\u5168\u4e0a\u306e\u30dd\u30a4\u30f3\u30c8<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30af\u30ec\u30b8\u30c3\u30c8\u3068\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ASME\u30d1\u30a4\u30d7\u306d\u3058\u3001\u6c4e\u7528\u3001\u30a4\u30f3\u30c1<\/li>\n\n\n\n<li>ISO 68-1:1998(ja) ISO \u6c4e\u7528\u306d\u3058 - \u57fa\u672c\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb - \u7b2c 1 \u90e8\uff1a\u30e1\u30fc\u30c8\u30eb\u306d\u3058<\/li>\n\n\n\n<li>ISO\/DIS 6149-1(en) \u6cb9\u5727\u4f5c\u52d5\u6cb9\u7528\u53ca\u3073\u4e00\u822c\u7528\u9014\u306e\u63a5\u7d9a - ISO 261 \u30e1\u30fc\u30c8\u30eb\u306d\u3058\u53ca\u3073 O \u30ea\u30f3\u30b0\u30b7\u30fc\u30eb\u4ed8\u304d\u30dd\u30fc\u30c8\u53ca\u3073\u30b9\u30bf\u30c3\u30c9\u7aef - \u7b2c 1 \u90e8\uff1aO-\u30ea\u30f3\u30b0\u30b7\u30fc\u30eb\u7528\u5207\u308a\u8a70\u3081\u30cf\u30a6\u30b8\u30f3\u30b0\u4ed8\u304d\u30dd\u30fc\u30c8<\/li>\n\n\n\n<li>ISO 262:1998 ISO\u6c4e\u7528\u30e1\u30fc\u30c8\u30eb\u30cd\u30b8 - \u30cd\u30b8\u3001\u30dc\u30eb\u30c8\u304a\u3088\u3073\u30ca\u30c3\u30c8\u306e\u9078\u5b9a\u30b5\u30a4\u30ba<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Are you feeling overwhelmed by terms like &#8220;thread,&#8221; &#8220;process connection,&#8221; &#8220;connector,&#8221; and &#8220;fitting&#8221;?Not to mention the various regional common standards and specifications to contend with. Interested in finding the best fit for your specific application requirements?Explore the four primary thread connection types SJ Gauge offers: NPT, PT, G and M.We will introduce each of these frequently used thread connection types and identify the distinctions between them. You can also contact our professional sales team, and we will do our best to provide you with the most suitable customized measurement solutions for your application. 1. What Are Threads? What Are Their Functions? Threads, also known as fittings, connectors, and threaded joints, [&hellip;]<\/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":[],"class_list":["post-2407","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v26.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Introduction to Common Thread Standards for Industrial Instruments: Four Steps to Identify Thread Specifications! - Your Expert in Pressure Temp and Smart Transmitters - SJ Gauge<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sj-gauge.com\/ja\/thread-standards-identification\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Introduction to Common Thread Standards for Industrial Instruments: Four Steps to Identify Thread Specifications!\" \/>\n<meta property=\"og:description\" content=\"Are you feeling overwhelmed by terms like &#8220;thread,&#8221; &#8220;process connection,&#8221; &#8220;connector,&#8221; and &#8220;fitting&#8221;?Not to mention the various regional common standards and specifications to contend with. Interested in finding the best fit for your specific application requirements?Explore the four primary thread connection types SJ Gauge offers: NPT, PT, G and M.We will introduce each of these frequently used thread connection types and identify the distinctions between them. You can also contact our professional sales team, and we will do our best to provide you with the most suitable customized measurement solutions for your application. 1. What Are Threads? What Are Their Functions? 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