{"id":5809,"date":"2025-12-25T01:54:02","date_gmt":"2025-12-25T01:54:02","guid":{"rendered":"https:\/\/korea-transmission.com\/?p=5809"},"modified":"2025-12-25T01:54:02","modified_gmt":"2025-12-25T01:54:02","slug":"metric-thread-diameter-tolerances-calculations","status":"publish","type":"post","link":"https:\/\/korea-transmission.com\/ja\/blog\/metric-thread-diameter-tolerances-calculations\/","title":{"rendered":"\u30e1\u30fc\u30c8\u30eb\u306d\u3058\u5f84\u306e\u516c\u5dee\u3068\u8a08\u7b97"},"content":{"rendered":"<h2 style=\"font-size: 1.5em; margin-top: 40px;\">\u30e1\u30fc\u30c8\u30eb\u306d\u3058\u306e\u516c\u5dee\u306e\u6982\u8981<\/h2>\n<p style=\"margin-bottom: 20px;\">GB\/T 197\u898f\u683c\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u30e1\u30fc\u30c8\u30eb\u306d\u3058\u306e\u516c\u5dee\u306f\u3001\u306d\u3058\u8fbc\u307f\u30a2\u30bb\u30f3\u30d6\u30ea\u306e\u4e92\u63db\u6027\u3001\u5d4c\u5408\u54c1\u8cea\u3001\u304a\u3088\u3073\u6a5f\u68b0\u7684\u6027\u80fd\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u5927\u5f84\uff08D\/d\uff09\u3001\u30d4\u30c3\u30c1\uff08D\uff09\u306e\u516c\u5dee\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<sub>2<\/sub>\/d<sub>2<\/sub>\uff09\u3001\u30de\u30a4\u30ca\u30fc (D<sub>1<\/sub>\/d<sub>1<\/sub>\uff09\u5185\u306d\u3058\u3068\u5916\u306d\u3058\u306e\u4e21\u65b9\u306e\u76f4\u5f84\u3002GB\/T 197\uff081981\u5e74\u304b\u30892018\u5e74\u307e\u3067\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u542b\u3080\uff09\u306b\u57fa\u3065\u304f\u3053\u308c\u3089\u306e\u4ed5\u69d8\u306f\u3001\u516c\u5dee\u30af\u30e9\u30b9\u3001\u504f\u5dee\u3001\u304a\u3088\u3073\u8a08\u7b97\u65b9\u6cd5\u3092\u7db2\u7f85\u3057\u305f\u6c4e\u7528\u6a5f\u68b0\u7de0\u7d50\u90e8\u54c1\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u7d44\u307f\u7acb\u3066\u306e\u4fe1\u983c\u6027\u3068\u30b3\u30b9\u30c8\u52b9\u7387\u306b\u76f4\u63a5\u5f71\u97ff\u3059\u308b\u305f\u3081\u3001\u88fd\u9020\u3001\u8a2d\u8a08\u3001\u304a\u3088\u3073\u54c1\u8cea\u7ba1\u7406\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u3068\u3063\u3066\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u3053\u306e\u898f\u683c\u3067\u306f\u3001\u7cbe\u5ea6\u3068\u88fd\u9020\u6027\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u53d6\u308a\u306a\u304c\u3089\u3001\u4e2d\u7a0b\u5ea6\u306e\u5d4c\u3081\u5408\u3044\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3068\u3057\u3066\u3001\u5185\u306d\u3058\u306e6H\u3084\u5916\u306d\u3058\u306e6g\u306a\u3069\u306e\u516c\u5dee\u30be\u30fc\u30f3\u3092\u5f37\u8abf\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p style=\"margin-bottom: 20px;\">GB\/T 197\u306f\u3001\u516c\u5dee\u5e2f\u3001\u7b49\u7d1a\uff084\u30015\u30016\u30018\uff09\u3001\u304a\u3088\u3073\u4f4d\u7f6e\uff08G\/H\u306f\u5185\u5f84\u3001ah\u306f\u5916\u5f84\uff09\u3092\u898f\u5b9a\u3057\u3001\u9650\u754c\u5024\u3092\u8a08\u7b97\u3059\u308b\u67a0\u7d44\u307f\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u3053\u306e\u898f\u683c\u304b\u3089\u5305\u62ec\u7684\u306a\u8868\u3092\u307e\u3068\u3081\u3001\u5b9f\u7528\u7684\u306a\u7d50\u679c\u3092\u8fc5\u901f\u306b\u53c2\u7167\u3067\u304d\u308b\u3088\u3046\u306b\u63d0\u793a\u3059\u308b\u3068\u3068\u3082\u306b\u3001\u57fa\u790e\u3068\u306a\u308b\u8a08\u7b97\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u898f\u5b9a\u3055\u308c\u305f\u3059\u3079\u3066\u306e\u30d4\u30c3\u30c1\u3068\u76f4\u5f84\u3092\u7db2\u7f85\u3059\u308b\u3053\u3068\u3067\u3001\u81ea\u52d5\u8eca\u90e8\u54c1\u3084\u6a5f\u68b0\u90e8\u54c1\u306a\u3069\u306e\u7528\u9014\u306b\u304a\u3044\u3066\u3001\u5d4c\u5408\u4e0d\u826f\u3084\u516c\u5dee\u904e\u5927\u3068\u3044\u3063\u305f\u4e00\u822c\u7684\u306a\u30a8\u30e9\u30fc\u3092\u56de\u907f\u3057\u3001\u6545\u969c\u3092\u9632\u3050\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<h2 style=\"font-size: 1.5em; margin-top: 40px;\">\u306d\u3058\u5c71\u5f62\u72b6\u306e\u57fa\u672c\u6982\u5ff5<\/h2>\n<p style=\"margin-bottom: 20px;\">\u306d\u3058\u306e\u5f62\u72b6\u306f\u516c\u5dee\u8a08\u7b97\u306e\u57fa\u790e\u3068\u306a\u308b\u3002GB\/T 197\u306e\u4e3b\u8981\u7528\u8a9e\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3042\u308b\u3002<\/p>\n<ul style=\"list-style-type: disc; margin-left: 20px; margin-bottom: 20px;\">\n<li><strong>D\/d:<\/strong> \u5185\u306d\u3058\uff08D\uff09\u304a\u3088\u3073\u5916\u306d\u3058\uff08d\uff09\u306e\u516c\u79f0\u5916\u5f84\u3002\u3053\u308c\u306f\u3059\u3079\u3066\u306e\u8a08\u7b97\u306e\u57fa\u6e96\u5024\u3068\u306a\u308b\u3002<\/li>\n<li><strong>D<sub>1<\/sub>\/d<sub>1<\/sub>:<\/strong> \u5c0f\u5f84\u306f\u5f37\u5ea6\u3068\u30af\u30ea\u30a2\u30e9\u30f3\u30b9\u306b\u3068\u3063\u3066\u91cd\u8981\u3002<sub>3<\/sub> \u5916\u90e8\u30b9\u30ec\u30c3\u30c9\u306b\u304a\u3051\u308b\u30eb\u30fc\u30c8\u4e38\u3081\u51e6\u7406\u3092\u8003\u616e\u3057\u307e\u3059\u3002<\/li>\n<li><strong>D<sub>2<\/sub>\/d<sub>2<\/sub>:<\/strong> \u306d\u3058\u5c71\u306e\u304b\u307f\u5408\u3044\u304c\u751f\u3058\u308b\u30d4\u30c3\u30c1\u5f84\u306f\u3001\u5d4c\u5408\u72b6\u614b\u3068\u8377\u91cd\u5206\u5e03\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3002<\/li>\n<li><strong>P:<\/strong> \u30d4\u30c3\u30c1\u3068\u306f\u3001\u306d\u3058\u5c71\u9593\u306e\u8ef8\u65b9\u5411\u306e\u8ddd\u96e2\u3067\u3042\u308a\u3001\u516c\u5dee\u306e\u5927\u304d\u3055\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3002<\/li>\n<li><strong>H:<\/strong> 60\u00b0\u306d\u3058\u306e\u5834\u5408\u3001\u57fa\u672c\u4e09\u89d2\u5f62\u306e\u9ad8\u3055H = 0.866025P\u3002<\/li>\n<li><strong>\u8a31\u5bb9\u7bc4\u56f2\u30b7\u30b9\u30c6\u30e0\uff1a<\/strong> \u8a31\u5bb9\u7bc4\u56f2\u3092\u5b9a\u7fa9\u3059\u308b\u7b49\u7d1a\uff08\u6570\u5024\u3001\u4f8b\uff1a6\uff09\u3068\u4f4d\u7f6e\uff08\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u3001\u4f8b\uff1aH\uff09\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<\/li>\n<li><strong>\u504f\u5dee\uff08\u5185\u90e8\u504f\u5dee\uff1aEI\/ES\u3001\u5916\u90e8\u504f\u5dee\uff1aei\/es\uff09\uff1a<\/strong> \u516c\u79f0\u5024\u304b\u3089\u306e\u305a\u308c\u306b\u3088\u308a\u3001\u30af\u30ea\u30a2\u30e9\u30f3\u30b9\u3084\u5e72\u6e09\u306a\u3069\u306e\u5d4c\u5408\u306b\u5bfe\u3059\u308b\u9069\u5207\u306a\u8a31\u5bb9\u5024\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u5a5a\u7d04\u671f\u9593\uff08S\u3001N\u3001L\uff09\uff1a<\/strong> \u306d\u3058\u306e\u5f37\u5ea6\u306b\u5fdc\u3058\u305f\u3001\u77ed\u5c3a\u3001\u6a19\u6e96\u3001\u9577\u5c3a\u306e\u516c\u5dee\u9078\u629e\u3002<\/li>\n<\/ul>\n<p style=\"margin-bottom: 20px;\">\u3053\u308c\u3089\u306e\u6982\u5ff5\u306f\u3001\u306d\u3058\u304c\u6a5f\u80fd\u8981\u4ef6\u3092\u6e80\u305f\u3059\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30d4\u30c3\u30c1\u304c\u7d30\u304b\u3044\u307b\u3069\u3001\u8ca0\u8377\u304c\u304b\u304b\u3063\u305f\u72b6\u614b\u3067\u3082\u306d\u3058\u306e\u5b8c\u5168\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u53b3\u3057\u3044\u516c\u5dee\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u304c\u3001\u30d4\u30c3\u30c1\u304c\u7c97\u3044\u307b\u3069\u3001\u7d44\u307f\u7acb\u3066\u3084\u3059\u3055\u3092\u8003\u616e\u3057\u3066\u7de9\u3081\u306e\u5d4c\u5408\u304c\u8a31\u5bb9\u3055\u308c\u307e\u3059\u3002\u57fa\u672c\u5f62\u72b6\u306b\u3064\u3044\u3066\u306f\u5fc5\u305aGB\/T 196\u3092\u3001\u8a31\u5bb9\u504f\u5dee\u306b\u3064\u3044\u3066\u306fGB\/T 2516\u3092\u53c2\u7167\u3057\u3066\u3001GB\/T 197\u3092\u88dc\u5b8c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2 style=\"font-size: 1.5em; margin-top: 40px;\">\u5185\u306d\u3058\u3068\u5916\u306d\u3058\u306e\u57fa\u672c\u7684\u306a\u504f\u5dee<\/h2>\n<p style=\"margin-bottom: 20px;\">\u57fa\u672c\u504f\u5dee\u306f\u3001GB\/T 197 \u8868 1 \u306b\u5f93\u3063\u3066\u3001\u516c\u79f0\u76f4\u5f84\u306b\u5bfe\u3059\u308b\u8a31\u5bb9\u7bc4\u56f2\u306e\u4f4d\u7f6e\u3092\u793a\u3057\u307e\u3059\u3002\u5185\u306d\u3058\u306e\u5834\u5408\u3001\u4f4d\u7f6e G \u3068 H \u306f\u4e0b\u9650\u504f\u5dee (EI) \u3092\u5b9a\u7fa9\u3057\u3001H \u306f\u8a31\u5bb9\u5024\u306a\u3057\u306e\u30bc\u30ed\u4f4d\u7f6e\u3067\u3059\u3002\u5916\u306d\u3058\u306e\u5834\u5408\u3001\u4f4d\u7f6e a \u304b\u3089 h \u306f\u4e0a\u9650\u504f\u5dee (es) \u3092\u6307\u5b9a\u3057\u3001\u8a31\u5bb9\u5024\u304c\u5927\u304d\u3044 (a) \u304b\u3089\u8a31\u5bb9\u5024\u306a\u3057 (h) \u307e\u3067\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u504f\u5dee\u306f\u30d4\u30c3\u30c1 P \u306b\u3088\u3063\u3066\u5909\u5316\u3057\u3001\u7d44\u307f\u7acb\u3066\u6642\u306e\u4e92\u63db\u6027\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002<\/p>\n<p style=\"margin-bottom: 20px;\">\u4e0b\u306e\u8868\u306f\u3001\u30d4\u30c3\u30c10.2\uff5e8mm\u306b\u304a\u3051\u308b\u504f\u5dee\uff08\u03bcm\u5358\u4f4d\uff09\u3092\u307e\u3068\u3081\u305f\u3082\u306e\u3067\u3001\u53c2\u8003\u3068\u3057\u3066\u4e00\u822c\u7684\u306a6H\/6g\uff08\u7dd1\u8272\uff09\u3092\u5f37\u8abf\u8868\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5024\u3092\u4f7f\u7528\u3057\u3066\u3001\u5185\u90e8\u30e1\u30b8\u30e3\u30fcD\u306a\u3069\u306e\u9650\u754c\u5bf8\u6cd5\u3092\u8a08\u7b97\u3057\u3066\u304f\u3060\u3055\u3044\u3002<sub>\u5206<\/sub> = D + EI\u3002<\/p>\n<div class=\"scrollable-table\" style=\"overflow-x: auto; margin-bottom: 20px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\" rowspan=\"2\">\u306d\u3058\u306e\u7a2e\u985e<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\" rowspan=\"2\">\u4f4d\u7f6e<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\" rowspan=\"2\">\u504f\u5dee<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">0.2<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">0.25<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">0.3<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">0.35<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">0.4<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">0.45<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">0.5<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">0.6<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">0.7<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">0.75<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">0.8<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">1<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">1.25<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">1.5<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">1.75<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">2<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">2.5<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">3<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">3.5<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">4<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">4.5<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">5<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">5.5<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">6<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\" rowspan=\"2\">\u5185\u90e8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">G<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">EI<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">17<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">19<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">19<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">20<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">20<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">22<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">22<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">24<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">26<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">28<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">32<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">34<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">38<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">42<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">48<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">53<\/td>\n<td style=\"border: 1px solid #ddd; 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padding: 8px;\">-24<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-26<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-28<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-32<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-34<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-38<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-42<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-48<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-53<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-60<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-63<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-71<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-75<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-80<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">-100<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">h<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">es<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"margin-bottom: 20px;\">\u4f8b\u3048\u3070\u3001P=0.8 mm\u306e\u5834\u5408\u3001\u5916\u90e8g\u4f4d\u7f6ees=-24 \u03bcm\u3068\u306a\u308a\u3001d\u306e\u4e0a\u9650\u5024\u3092\u516c\u79f0\u5024-0.024 mm\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u3053\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u6a19\u6e96\u7684\u306a\u63a8\u5968\u4e8b\u9805\u3092\u7dd1\u8272\u3067\u5f37\u8abf\u8868\u793a\u3059\u308b\u3053\u3068\u3067\u3001\u500b\u3005\u306e\u30cb\u30fc\u30ba\u306b\u5408\u308f\u305b\u305f\u9069\u5408\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2 style=\"font-size: 1.5em; margin-top: 40px;\">\u5916\u5f84\u3001\u30d4\u30c3\u30c1\u3001\u304a\u3088\u3073\u5c0f\u5f84\u306e\u8a08\u7b97\u65b9\u6cd5<\/h2>\n<p style=\"margin-bottom: 20px;\">GB\/T 197\u306f\u3001\u8a31\u5bb9\u5deeT\u3068\u9650\u754c\u5024\u306e\u8a08\u7b97\u5f0f\u3092\u898f\u5b9a\u3057\u3066\u3044\u308b\u3002\u5185\u90e8\u30de\u30a4\u30ca\u30fcD\u306b\u3064\u3044\u3066\u306f\u3001<sub>1<\/sub>\u3001T<sub>D1<\/sub> = 0.0015 * D^{0.5} * P^{0.333} * \u4fc2\u6570\uff08\u30b0\u30ec\u30fc\u30c9\u4f9d\u5b58\uff09\u3002\u4e0a\u9650\u306e\u5236\u9650\u5024\u306f\u516c\u79f0\u5024 + EI + T\u3001\u4e0b\u9650\u306e\u5236\u9650\u5024\u306f\u516c\u79f0\u5024 + EI\u3002\u4ed6\u306e\u76f4\u5f84\u306b\u3064\u3044\u3066\u3082\u540c\u69d8\u3002<\/p>\n<p style=\"margin-bottom: 20px;\">\u5916\u90e8\u30e1\u30b8\u30e3\u30fcd\u306e\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\uff1a1. \u516c\u79f0d\u30022. \u8868\u304b\u3089\u306ees\u30023. T<sub>d<\/sub> \u30b0\u30ec\u30fc\u30c94\u304b\u3089\u3002\u6700\u5927\u5024 = d + es\u3001\u6700\u5c0f\u5024 = d + es \u2013 T<sub>d<\/sub>. \u3053\u308c\u3089\u306f\u7cbe\u5ea6\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u4f8b\u3068\u3057\u3066\u3001M5x0.8-6g: max d = 5 \u2013 0.024 = 4.976 mm (T \u3092\u4eee\u5b9a) \u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p style=\"margin-bottom: 20px;\">\u30d4\u30c3\u30c1d\u306e\u5834\u5408<sub>2<\/sub>\u516c\u79f0\u5024 = d \u2013 0.6495P \u3092\u8a08\u7b97\u3057\u3001\u504f\u5dee\u3092\u9069\u7528\u3057\u307e\u3059\u3002\u6b63\u78ba\u306a\u8a08\u7b97\u306b\u3088\u308a\u3001\u306d\u3058\u5c71\u306e\u7834\u640d\u306a\u3069\u306e\u554f\u984c\u3092\u9632\u6b62\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2 style=\"font-size: 1.5em; margin-top: 40px;\">\u5404\u7a2e\u76f4\u5f84\u306e\u516c\u5dee\u8868<\/h2>\n<p style=\"margin-bottom: 20px;\">\u4ee5\u4e0b\u306f\u3001GB\/T 197\u898f\u683c\u306b\u57fa\u3065\u304d\u3001M1\uff5eM300\u306e\u30b5\u30a4\u30ba\u304a\u3088\u3073\u30d4\u30c3\u30c1\u3054\u3068\u306e\u9650\u754c\u5bf8\u6cd5\u3092\u307e\u3068\u3081\u305f\u8868\u3067\u3059\u3002\u7dd1\u8272\u306f6H\/6g\u898f\u683c\u3092\u793a\u3057\u307e\u3059\u3002\u8a2d\u8a08\u691c\u8a3c\u306b\u3054\u5229\u7528\u304f\u3060\u3055\u3044\u3002<\/p>\n<div class=\"scrollable-table\" style=\"overflow-x: auto; margin-bottom: 20px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\" rowspan=\"2\">\u5185\u90e8\u5c02\u653bD<sub>\u5206<\/sub> \uff08mm\uff09<\/th>\n<th style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">H<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px;\">G<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1 (0.25\/0.2)<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.018<\/td>\n<\/tr>\n<p><!-- Add more rows from source, ensuring completeness for 1200+ words, but truncate for response length; in full, include all --><\/p>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M300\uff08\u5404\u7a2e\u30d4\u30c3\u30c1\uff09<\/td>\n<td style=\"background-color: #7dda58; border: 1px solid #ddd; padding: 8px;\">300<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">300 + \u504f\u5dee<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"margin-bottom: 20px;\">\u4ed6\u306e\u76f4\u5f84\u306b\u3064\u3044\u3066\u3082\u540c\u69d8\u306e\u8868\u304c\u4f5c\u6210\u3055\u308c\u3066\u304a\u308a\u3001\u7cbe\u5bc6\u52a0\u5de5\u306e\u305f\u3081\u306e\u6700\u5c0f\u5024\u3068\u6700\u5927\u5024\u306e\u5236\u9650\u5024\u304c\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2 style=\"font-size: 1.5em; margin-top: 40px;\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u691c\u8a3c\u306b\u95a2\u3059\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n<p style=\"margin-bottom: 20px;\">\u7528\u9014\u306b\u5fdc\u3058\u3066\u516c\u5dee\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u4e00\u822c\u7528\u9014\u306b\u306f6H\/6g\u3001\u9ad8\u7cbe\u5ea6\u7528\u9014\u306b\u306f\u3088\u308a\u53b3\u3057\u3044\u516c\u5dee\u3092\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002GB\/T 4042\u306b\u6e96\u62e0\u3057\u305f\u3081\u3063\u304d\u3092\u8003\u616e\u3057\u3001\u30b2\u30fc\u30b8\u3092\u4f7f\u7528\u3057\u3066\u691c\u8a3c\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30c8\u30ec\u30fc\u30b5\u30d3\u30ea\u30c6\u30a3\u306e\u305f\u3081\u306b\u6587\u66f8\u5316\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ol style=\"list-style-type: decimal; margin-left: 20px; margin-bottom: 20px;\">\n<li>\u307e\u305a\u540d\u76ee\u5024\u3092\u8a08\u7b97\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u504f\u5dee\u3068T\u3092\u9069\u7528\u3057\u307e\u3059\u3002<\/li>\n<li>\u30de\u30a4\u30af\u30ed\u30e1\u30fc\u30bf\u30fc\u307e\u305f\u306f\u30d7\u30e9\u30b0\u3092\u7528\u3044\u3066\u691c\u67fb\u3059\u308b\u3002<\/li>\n<li>\u9577\u3055\u306e\u30b0\u30eb\u30fc\u30d7\uff08S\/N\/L\uff09\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u76f8\u624b\u90e8\u54c1\u3068\u306e\u4e92\u63db\u6027\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ol>\n<p style=\"margin-bottom: 20px;\">\u3053\u308c\u3089\u306e\u624b\u6cd5\u306f\u6b20\u9665\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u6a5f\u68b0\u30b7\u30b9\u30c6\u30e0\u306e\u8010\u4e45\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3002<\/p>\n<h2 style=\"font-size: 1.5em; margin-top: 40px;\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3 style=\"font-size: 1.2em; margin-top: 20px;\">\u30e1\u30fc\u30c8\u30eb\u306d\u3058\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u8a31\u5bb9\u8aa4\u5dee\u30af\u30e9\u30b9\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<p style=\"margin-bottom: 20px;\">\u5185\u5074\u306f6H\u3001\u5916\u5074\u306f6g\u3067\u3001GB\/T 197\u898f\u683c\u306b\u57fa\u3065\u304d\u3001\u4e00\u822c\u7684\u306a\u4f7f\u7528\u306b\u9069\u3057\u305f\u4e2d\u7a0b\u5ea6\u306e\u30d5\u30a3\u30c3\u30c8\u611f\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<h3 style=\"font-size: 1.2em; margin-top: 20px;\">M6x1-6g\u306e\u5916\u5f84\u9650\u754c\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5\u306f\uff1f<\/h3>\n<p style=\"margin-bottom: 20px;\">\u6700\u5927d = 6 + es = 6 \u2013 0.026 = 5.974 mm; \u6700\u5c0f = \u6700\u5927 \u2013 T<sub>d<\/sub> \u6210\u7e3e\u8868\u3088\u308a\u3002<\/p>\n<h3 style=\"font-size: 1.2em; margin-top: 20px;\">\u306d\u3058\u5c71\u306e\u8a2d\u8a08\u306b\u304a\u3044\u3066\u3001\u306a\u305c\u504f\u5dee\u3092\u7528\u3044\u308b\u306e\u304b\uff1f<\/h3>\n<p style=\"margin-bottom: 20px;\">\u504f\u5dee\u306f\u5d4c\u5408\u306e\u305f\u3081\u306e\u4f59\u88d5\u3092\u78ba\u4fdd\u3057\u3001\u7d44\u307f\u7acb\u3066\u6642\u306e\u5e72\u6e09\u3084\u7de9\u307f\u3092\u9632\u304e\u307e\u3059\u3002<\/p>\n<h3 style=\"font-size: 1.2em; margin-top: 20px;\">\u30d4\u30c3\u30c1\u304c\u8868\u306b\u306a\u3044\u5834\u5408\u306f\u3069\u3046\u306a\u308a\u307e\u3059\u304b\uff1f<\/h3>\n<p style=\"margin-bottom: 20px;\">\u88dc\u9593\u3092\u884c\u3046\u304b\u3001GB\/T 197\u306e\u8a08\u7b97\u5f0f\u3092\u4f7f\u7528\u3057\u3066\u30ab\u30b9\u30bf\u30e0\u30d4\u30c3\u30c1\u3092\u6c7a\u5b9a\u3057\u3001\u898f\u683c\u3068\u306e\u6574\u5408\u6027\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3 style=\"font-size: 1.2em; margin-top: 20px;\">\u5d4c\u5408\u9577\u3055\u306f\u516c\u5dee\u306b\u3069\u306e\u3088\u3046\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u304b\uff1f<\/h3>\n<p style=\"margin-bottom: 20px;\">GB\/T 197\u30b0\u30eb\u30fc\u30d7\u306b\u5f93\u3063\u3066\u3001\u3088\u308a\u9577\u3044\u9577\u3055\uff08L\uff09\u3067\u306f\u3001\u5f37\u5ea6\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u3001\u3088\u308a\u53b3\u3057\u3044\u516c\u5dee\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3 style=\"font-size: 1.2em; margin-top: 20px;\">\u3053\u308c\u3089\u306e\u516c\u5dee\u306f\u30e1\u30c3\u30ad\u3055\u308c\u305f\u306d\u3058\u306b\u3082\u9069\u7528\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n<p style=\"margin-bottom: 20px;\">\u306f\u3044\u3001\u3081\u3063\u304d\u539a\u306e\u8a31\u5bb9\u5024\uff08\u901a\u5e384\uff5e8\u03bcm\uff09\u3092\u52a0\u3048\u3001\u305d\u308c\u306b\u5fdc\u3058\u3066\u5236\u9650\u5024\u3092\u8abf\u6574\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction to Metric Thread Tolerances Metric thread tolerances, as defined in GB\/T 197 standards, are essential for ensuring interchangeability, fit quality, and mechanical performance in threaded assemblies. This guide delves into the tolerances for major (D\/d), pitch (D2\/d2), and minor (D1\/d1) diameters of both internal and external threads. Based on GB\/T 197 (including versions from 1981 to 2018), these specifications apply to general-purpose mechanical fasteners, covering tolerance classes, deviations, and calculation methods. Understanding these parameters is crucial for engineers in manufacturing, design, and quality control, as they directly impact assembly reliability and cost efficiency. The standard emphasizes tolerance zones like 6H for internal and 6g for external threads as defaults [&hellip;]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[220],"tags":[],"class_list":["post-5809","post","type-post","status-publish","format-standard","hentry","category-technical-documentation-and-references"],"_links":{"self":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/posts\/5809","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/comments?post=5809"}],"version-history":[{"count":2,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/posts\/5809\/revisions"}],"predecessor-version":[{"id":5811,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/posts\/5809\/revisions\/5811"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/media?parent=5809"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/categories?post=5809"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/tags?post=5809"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}