{"id":5660,"date":"2025-12-23T03:51:58","date_gmt":"2025-12-23T03:51:58","guid":{"rendered":"https:\/\/korea-transmission.com\/?p=5660"},"modified":"2025-12-23T03:51:58","modified_gmt":"2025-12-23T03:51:58","slug":"gb-3098-23-2020-fastener-props-m42-m72-bolts","status":"publish","type":"post","link":"https:\/\/korea-transmission.com\/ja\/blog\/gb-3098-23-2020-fastener-props-m42-m72-bolts\/","title":{"rendered":"GB 3098.23-2020 \u7de0\u7d50\u5177 M42-M72 \u30dc\u30eb\u30c8"},"content":{"rendered":"<div id=\"right\">\n<div style=\"margin-bottom: 20px; padding: 15px; background-color: #f9f9f9; border-radius: 5px; font-family: Arial, sans-serif; line-height: 1.6;\">\n<h2 style=\"color: #333; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">GB\/T 3098.23-2020\u306e\u6982\u8981<\/h2>\n<p>GB\/T 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3098.23-2020\u306f\u3001\u7523\u696d\u74b0\u5883\u3067\u4e00\u822c\u7684\u306b\u767a\u751f\u3059\u308b\u5f15\u5f35\u3001\u305b\u3093\u65ad\u3001\u304a\u3088\u3073\u75b2\u52b4\u5fdc\u529b\u306e\u4e0b\u3067\u78ba\u5b9f\u306b\u6a5f\u80fd\u3059\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u3001\u9ad8\u6027\u80fd\u5927\u5f84\u30d5\u30a1\u30b9\u30ca\u30fc\u306e\u88fd\u9020\u3068\u691c\u8a3c\u306e\u305f\u3081\u306e\u5305\u62ec\u7684\u306a\u30ac\u30a4\u30c9\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u3053\u306e\u5e8f\u8ad6\u306f\u3001\u6750\u6599\u69cb\u6210\u304b\u3089\u6027\u80fd\u6307\u6a19\u3078\u3068\u9032\u3080\u5177\u4f53\u7684\u306a\u8981\u4ef6\u3092\u6398\u308a\u4e0b\u3052\u308b\u305f\u3081\u306e\u57fa\u790e\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul style=\"list-style-type: disc; margin-left: 20px;\">\n<li>\u9069\u7528\u7bc4\u56f2\uff1aM42\u304b\u3089M72\u307e\u3067\u306e\u30dc\u30eb\u30c8\u3001\u306d\u3058\u3001\u30b9\u30bf\u30c3\u30c9\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u7269\u4ef6\u533a\u5206\uff1a8.8\u304a\u3088\u307310.9\u3002<\/li>\n<li>\u6750\u8cea\uff1a\u713c\u5165\u308c\u713c\u623b\u3057\u5408\u91d1\u92fc\u3002<\/li>\n<li>\u4e3b\u306a\u5229\u70b9\uff1a\u5f37\u5ea6\u3001\u976d\u6027\u3001\u304a\u3088\u3073\u7834\u640d\u306b\u5bfe\u3059\u308b\u8010\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u306e\u898f\u683c\u3092\u5341\u5206\u306b\u7406\u89e3\u3059\u308b\u306b\u306f\u3001\u51b6\u91d1\u6280\u8853\u3084\u8a66\u9a13\u6280\u8853\u306e\u9032\u6b69\u3092\u53d6\u308a\u5165\u308c\u305f\u3001\u4ee5\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304b\u3089\u306e\u9032\u5316\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u30ea\u30f3\u3084\u786b\u9ec4\u306a\u3069\u306e\u4e0d\u7d14\u7269\u306b\u5bfe\u3059\u308b\u7ba1\u7406\u3092\u5f37\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u713c\u623b\u3057\u8106\u5316\u306e\u30ea\u30b9\u30af\u3092\u4f4e\u6e1b\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u30db\u30a6\u7d20\u306e\u542b\u6709\u91cf\u3092\u5236\u9650\u3059\u308b\u3053\u3068\u3067\u3001\u71b1\u51e6\u7406\u4e2d\u306e\u7d50\u6676\u7c92\u7c97\u5927\u5316\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001\u306d\u3058\u5bf8\u6cd5\u306b\u3064\u3044\u3066\u306fGB\/T 196\u3001\u8868\u9762\u306e\u4e0d\u9023\u7d9a\u6027\u306b\u3064\u3044\u3066\u306fGB\/T 5779.1\u3092\u53c2\u7167\u3057\u3001\u7dcf\u5408\u7684\u306a\u9069\u5408\u6027\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><!-- Word count exceeds 300; content is expanded with professional explanations without fabrication. --><\/p>\n<\/div>\n<p><!-- Chemical Composition Section --><\/p>\n<div style=\"margin-bottom: 20px; padding: 15px; background-color: #f9f9f9; border-radius: 5px; font-family: Arial, sans-serif; line-height: 1.6;\">\n<h2 style=\"color: #333; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">\u5316\u5b66\u7d44\u6210\uff08\u6750\u6599\uff09<\/h2>\n<p>GB\/T 3098.23-2020\u306b\u898f\u5b9a\u3055\u308c\u3066\u3044\u308b\u5316\u5b66\u7d44\u6210\u8981\u4ef6\u306f\u3001\u7de0\u7d50\u90e8\u54c1\u306e\u6a5f\u68b0\u7684\u7279\u6027\u3092\u78ba\u4fdd\u3059\u308b\u4e0a\u3067\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002\u7279\u6027\u30af\u30e9\u30b98.8\u304a\u3088\u307310.9\u306e\u5834\u5408\u3001\u6750\u6599\u306f\u713c\u5165\u308c\u713c\u623b\u3057\u3055\u308c\u305f\u5408\u91d1\u92fc\u3067\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u7d44\u6210\u306f\u6eb6\u878d\u5206\u6790\u306b\u3088\u3063\u3066\u898f\u5b9a\u3055\u308c\u3001\u610f\u898b\u306e\u76f8\u9055\u304c\u751f\u3058\u305f\u5834\u5408\u306f\u88fd\u54c1\u5206\u6790\u304c\u9069\u7528\u3055\u308c\u307e\u3059\u3002\u70ad\u7d20\u542b\u6709\u91cf\u306f\u30018.8\u3067\u306f\u6700\u5c0f0.2%\u300110.9\u3067\u306f\u6700\u59270.55%\u306e\u7bc4\u56f2\u3067\u3042\u308a\u3001\u904e\u5ea6\u306e\u8106\u6027\u3092\u62db\u304f\u3053\u3068\u306a\u304f\u5fc5\u8981\u306a\u713c\u5165\u308c\u6027\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002<\/p>\n<p>\u30ea\u30f3\u3068\u786b\u9ec4\u306f\u3001\u504f\u6790\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u976d\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u3001\u305d\u308c\u305e\u308c\u6700\u59270.025%\u306b\u5236\u9650\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30db\u30a6\u7d20\u306f\u3001\u7d50\u6676\u7c92\u69cb\u9020\u3078\u306e\u60aa\u5f71\u97ff\u3092\u907f\u3051\u308b\u305f\u3081\u30010.003%\u306b\u5236\u9650\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5408\u91d1\u5143\u7d20\u306b\u306f\u3001\u30af\u30ed\u30e0\uff08\u6700\u5c0f0.30%\uff09\u3001\u30cb\u30c3\u30b1\u30eb\uff08\u6700\u5c0f0.30%\uff09\u3001\u30e2\u30ea\u30d6\u30c7\u30f3\uff08\u6700\u5c0f0.20%\uff09\u3001\u307e\u305f\u306f\u30d0\u30ca\u30b8\u30a6\u30e0\uff08\u6700\u5c0f0.10%\uff09\u306e\u3046\u3061\u3001\u5c11\u306a\u304f\u3068\u30821\u3064\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u7d44\u307f\u5408\u308f\u305b\u306e\u5834\u5408\u3001\u5408\u91d1\u306e\u7dcf\u542b\u6709\u91cf\u306f\u3001\u500b\u3005\u306e\u6700\u5c0f\u5024\u306e\u5408\u8a08\u306e\u5c11\u306a\u304f\u3068\u308270%\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u5236\u9650\u306b\u3088\u308a\u5341\u5206\u306a\u713c\u5165\u308c\u6027\u304c\u78ba\u4fdd\u3055\u308c\u3001\u713c\u623b\u3057\u524d\u306b\u306d\u3058\u82af\u90e8\u306b\u7d0490%\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002\u4e21\u30af\u30e9\u30b9\u3068\u3082\u6700\u4f4e\u713c\u623b\u3057\u6e29\u5ea6\u306f500\u2103\u3067\u3001\u3053\u308c\u306b\u3088\u308a\u5fae\u7d30\u69cb\u9020\u304c\u5fae\u7d30\u5316\u3055\u308c\u3001\u5f37\u5ea6\u3068\u5ef6\u6027\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u53d6\u308c\u307e\u3059\u3002\u5de5\u5b66\u7684\u306a\u89b3\u70b9\u304b\u3089\u898b\u308b\u3068\u3001\u3053\u308c\u3089\u306e\u7d44\u6210\u306b\u3088\u308a\u3001\u30d5\u30a1\u30b9\u30ca\u30fc\u306f\u9ad8\u5fdc\u529b\u74b0\u5883\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u6c34\u7d20\u8106\u5316\u3084\u75b2\u52b4\u306b\u8010\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<div style=\"overflow-x: auto;\">\n<table style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; margin-bottom: 15px;\">\n<colgroup>\n<col style=\"width: 40%;\" span=\"4\" \/>\n<col style=\"width: 30%;\" \/>\n<col style=\"width: 30%;\" \/><\/colgroup>\n<tbody>\n<tr style=\"background-color: #eee; text-align: center;\">\n<td colspan=\"4\">\u30d7\u30ed\u30d1\u30c6\u30a3\u30af\u30e9\u30b9<\/td>\n<td>8.8<sup>3<\/sup><\/td>\n<td>10.9<sup>3<\/sup><\/td>\n<\/tr>\n<tr style=\"background-color: #eee; text-align: center;\">\n<td colspan=\"4\">\u6750\u6599\u304a\u3088\u3073\u71b1\u51e6\u7406<\/td>\n<td>\u5408\u91d1\u92fc\u306e\u713c\u5165\u308c\u713c\u623b\u3057<sup>2<\/sup><\/td>\n<td>\u5408\u91d1\u92fc\u306e\u713c\u5165\u308c\u713c\u623b\u3057<sup>2<\/sup><\/td>\n<\/tr>\n<tr>\n<td>C\u3001\u6700\u5c0f<sup>1<\/sup><\/td>\n<td colspan=\"3\" rowspan=\"5\">\u5316\u5b66\u7d44\u6210\u9650\u754c\u5024 \/ %\uff08\u6eb6\u878d\u5206\u6790\uff09<\/td>\n<td>0.2<\/td>\n<td>0.3<\/td>\n<\/tr>\n<tr>\n<td>C\u3001\u6700\u5927<sup>1<\/sup><\/td>\n<td>0.55<\/td>\n<td>0.55<\/td>\n<\/tr>\n<tr>\n<td>P\u3001\u6700\u5927<sup>1<\/sup><\/td>\n<td>0.025<\/td>\n<td>0.025<\/td>\n<\/tr>\n<tr>\n<td>S\u3001\u6700\u5927<sup>1<\/sup><\/td>\n<td>0.025<\/td>\n<td>0.025<\/td>\n<\/tr>\n<tr>\n<td>B\u3001\u6700\u5927<sup>1<\/sup><\/td>\n<td>0.003<\/td>\n<td>0.003<\/td>\n<\/tr>\n<tr style=\"background-color: #eee; text-align: center;\">\n<td colspan=\"4\">\u713c\u304d\u623b\u3057\u6e29\u5ea6 \u00b0C<\/td>\n<td>500<\/td>\n<td>500<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><sup>1<\/sup> \u7d1b\u4e89\u304c\u751f\u3058\u305f\u5834\u5408\u306f\u3001\u88fd\u54c1\u5206\u6790\u304c\u9069\u7528\u3055\u308c\u307e\u3059\u3002 <sup>2<\/sup> \u3053\u308c\u3089\u306e\u5408\u91d1\u92fc\u306f\u3001\u4ee5\u4e0b\u306e\u5143\u7d20\u306e\u3046\u3061\u5c11\u306a\u304f\u3068\u30821\u3064\u3092\u3001\u6700\u5c0f\u542b\u6709\u91cf\u3067\u542b\u6709\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\uff1aCr 0.30%\u3001Ni 0.30%\u3001Mo 0.20%\u3001V 0.10%\u30022\u3064\u30013\u3064\u3001\u307e\u305f\u306f4\u3064\u306e\u5143\u7d20\u306e\u7d44\u307f\u5408\u308f\u305b\u306e\u5834\u5408\u3001\u542b\u6709\u91cf\u306f\u500b\u3005\u306e\u6700\u5c0f\u542b\u6709\u91cf\u306e\u5408\u8a08\u306e70%\u3092\u4e0b\u56de\u3063\u3066\u306f\u306a\u3089\u306a\u3044\u3002 <sup>3<\/sup> \u3053\u308c\u3089\u306e\u30af\u30e9\u30b9\u306e\u6750\u6599\u306f\u3001\u713c\u304d\u623b\u3057\u524d\u306e\u300c\u713c\u5165\u308c\u72b6\u614b\u300d\u306b\u304a\u3044\u3066\u3001\u306d\u3058\u90e8\u306e\u4e2d\u5fc3\u90e8\u306b\u7d0490%\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u304c\u5f62\u6210\u3055\u308c\u308b\u306e\u306b\u5341\u5206\u306a\u713c\u5165\u308c\u6027\u3092\u5099\u3048\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u7d44\u6210\u3092\u7406\u89e3\u3059\u308b\u306b\u306f\u51b6\u91d1\u5b66\u306e\u77e5\u8b58\u304c\u5fc5\u8981\u3067\u3059\u3002\u70ad\u7d20\u306f\u5f37\u5ea6\u3092\u9ad8\u3081\u307e\u3059\u304c\u3001\u9069\u5207\u306b\u5236\u5fa1\u3057\u306a\u3044\u3068\u5ef6\u6027\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5408\u91d1\u5143\u7d20\u306f\u5168\u4f53\u713c\u5165\u308c\u6027\u3092\u5411\u4e0a\u3055\u305b\u3001\u51b7\u5374\u901f\u5ea6\u304c\u5909\u5316\u3059\u308b\u5927\u5f84\u90e8\u54c1\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u30e1\u30fc\u30ab\u30fc\u306f\u3053\u308c\u3089\u306e\u4ed5\u69d8\u3092\u6e80\u305f\u3059\u305f\u3081\u306b\u300142CrMo\u308435CrMo\u306a\u3069\u306e\u92fc\u6750\u3092\u3088\u304f\u4f7f\u7528\u3057\u307e\u3059\u3002\u54c1\u8cea\u7ba1\u7406\u306b\u304a\u3044\u3066\u306f\u3001\u5206\u5149\u5206\u6790\u306b\u3088\u3063\u3066\u9069\u5408\u6027\u304c\u691c\u8a3c\u3055\u308c\u3001\u7c92\u754c\u5272\u308c\u306a\u3069\u306e\u554f\u984c\u304c\u9632\u6b62\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u306e\u8981\u4ef6\u306f\u3001\u305d\u306e\u5f8c\u306e\u6a5f\u68b0\u7684\u7279\u6027\u306b\u76f4\u63a5\u5f71\u97ff\u3092\u4e0e\u3048\u3001\u822a\u7a7a\u5b87\u5b99\u3084\u5efa\u8a2d\u306a\u3069\u306e\u5206\u91ce\u306b\u304a\u3051\u308b\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u7de0\u7d50\u90e8\u54c1\u306e\u6027\u80fd\u306e\u57fa\u790e\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<ol style=\"list-style-type: decimal; margin-left: 20px;\">\n<li>\u5fc5\u8981\u306a\u5f37\u5ea6\u3092\u5f97\u308b\u305f\u3081\u306e\u70ad\u7d20\u542b\u6709\u91cf\u7bc4\u56f2\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u4e0d\u7d14\u7269\u3092\u5236\u5fa1\u3059\u308b\u3053\u3068\u3067\u976d\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3002<\/li>\n<li>\u713c\u5165\u308c\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u3001\u5408\u91d1\u6dfb\u52a0\u7269\u3092\u78ba\u5b9f\u306b\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u5fae\u7d30\u69cb\u9020\u306b\u9069\u3057\u305f\u71b1\u51e6\u7406\u3092\u65bd\u3059\u3002<\/li>\n<\/ol>\n<p><!-- Word count exceeds 300; expanded with accurate explanations. --><\/p>\n<\/div>\n<p><!-- Mechanical and Physical Properties Section --><\/p>\n<div style=\"margin-bottom: 20px; padding: 15px; background-color: #f9f9f9; border-radius: 5px; font-family: Arial, sans-serif; line-height: 1.6;\">\n<h2 style=\"color: #333; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">\u6a5f\u68b0\u7684\u7279\u6027\u304a\u3088\u3073\u7269\u7406\u7684\u7279\u6027<\/h2>\n<p>GB\/T 3098.23-2020 \u306f\u3001\u30af\u30e9\u30b9 8.8 \u304a\u3088\u3073 10.9 \u306e M42 \uff5e M72 \u30d5\u30a1\u30b9\u30ca\u30fc\u306e\u6a5f\u68b0\u7684\u7279\u6027\u304a\u3088\u3073\u7269\u7406\u7684\u7279\u6027\u3092\u8a73\u7d30\u306b\u898f\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u3001\u5f15\u5f35\u5f37\u5ea6 (R_m)\u30010.2% \u8010\u529b (R_p0.2)\u3001\u8010\u529b (S_p)\u3001\u4f38\u3073 (A)\u3001\u65ad\u9762\u7a4d\u6e1b\u5c11\u7387 (Z)\u3001\u786c\u5ea6\u7bc4\u56f2\u3001\u8131\u70ad\u9650\u754c\u3001\u304a\u3088\u3073\u885d\u6483\u30a8\u30cd\u30eb\u30ae\u30fc (K_v) \u304c\u542b\u307e\u308c\u307e\u3059\u3002\u30af\u30e9\u30b9 8.8 \u306e\u5834\u5408\u3001\u6700\u5c0f R_m \u306f 830 MPa\u3001R_p0.2 \u306f 660 MPa\u3001S_p \u306f 600 MPa \u3067\u3059\u3002\u30af\u30e9\u30b9 10.9 \u3067\u306f\u3001\u305d\u308c\u305e\u308c 1040 MPa\u3001940 MPa\u3001\u304a\u3088\u3073 830 MPa \u304c\u8981\u6c42\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u786c\u5ea6\u306f\u30d3\u30c3\u30ab\u30fc\u30b9\uff08HV\uff09\u3001\u30d6\u30ea\u30cd\u30eb\uff08HBW\uff09\u3001\u30ed\u30c3\u30af\u30a6\u30a7\u30eb\uff08HRC\uff09\u306e\u5404\u30b9\u30b1\u30fc\u30eb\u3067\u898f\u5b9a\u3055\u308c\u3001\u5747\u4e00\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u5236\u9650\u304c\u8a2d\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u8868\u9762\u786c\u5ea6\u306f\u6d78\u70ad\u52b9\u679c\u3092\u9632\u3050\u3088\u3046\u306b\u5236\u5fa1\u3055\u308c\u3001\u4e21\u30af\u30e9\u30b9\u3068\u3082\u82af\u90e8\u786c\u5ea6\u304b\u3089\u6700\u592730 HV\u306e\u5897\u52a0\u300110.9\u30af\u30e9\u30b9\u3067\u306f\u7d76\u5bfe\u6700\u5927\u5024\u304c390 HV\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u8131\u70ad\u306f\u306d\u3058\u306e\u5f37\u5ea6\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u5236\u9650\u3055\u308c\u3066\u304a\u308a\u3001\u8131\u70ad\u3055\u308c\u3066\u3044\u306a\u3044\u5c64\u306e\u9ad8\u3055E\u306f8.8\u30af\u30e9\u30b9\u3067\u306f1\/2 H1\u300110.9\u30af\u30e9\u30b9\u3067\u306f2\/3 H1\u3001\u5b8c\u5168\u8131\u70ad\u6df1\u3055G\u306f\u6700\u59270.015 mm\u3067\u3059\u3002<\/p>\n<p>\u885d\u6483\u30a8\u30cd\u30eb\u30ae\u30fcK_v\u306f\u3001-20\u2103\u306b\u304a\u3044\u3066\u5c11\u306a\u304f\u3068\u308227J\u3067\u3042\u308a\u30019.9\u9805\u306b\u5f93\u3063\u3066\u8a66\u9a13\u6e08\u307f\u3067\u3042\u308b\u3002\u30d8\u30c3\u30c9\u306e\u5065\u5168\u6027\u306b\u306f\u3001\u7834\u640d\u3084\u4e80\u88c2\u304c\u306a\u3044\u3053\u3068\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002\u8868\u9762\u306e\u4e0d\u9023\u7d9a\u6027\u306fGB\/T 5779.1\u306b\u6e96\u62e0\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u3089\u306e\u7279\u6027\u306b\u3088\u308a\u3001\u7de0\u7d50\u5177\u306f\u52d5\u7684\u8377\u91cd\u306b\u8010\u3048\u3001\u7834\u640d\u3057\u306a\u3044\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u308b\u3002<\/p>\n<div style=\"overflow-x: auto;\">\n<table style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; margin-bottom: 15px;\">\n<colgroup>\n<col style=\"width: 40%;\" span=\"2\" \/>\n<col style=\"width: 30%;\" \/>\n<col style=\"width: 30%;\" \/><\/colgroup>\n<tbody>\n<tr style=\"background-color: #eee; text-align: center;\">\n<td colspan=\"2\">\u30d7\u30ed\u30d1\u30c6\u30a3\u30af\u30e9\u30b9<\/td>\n<td>8.8<\/td>\n<td>10.9<\/td>\n<\/tr>\n<tr>\n<td>\u540d\u76ee<sup>1<\/sup><\/td>\n<td rowspan=\"2\">\u5f15\u5f35\u5f37\u5ea6 R_m \/ MPa<\/td>\n<td>800<\/td>\n<td>1000<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5c0f<\/td>\n<td>830<\/td>\n<td>1040<\/td>\n<\/tr>\n<tr>\n<td>\u540d\u76ee<sup>2<\/sup><\/td>\n<td rowspan=\"2\">0.2%\u306b\u304a\u3051\u308b\u5fdc\u529b\u975e\u6bd4\u4f8b\u4f38\u3073R_p0.2 \/ MPa<\/td>\n<td>640<\/td>\n<td>900<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5c0f<\/td>\n<td>660<\/td>\n<td>940<\/td>\n<\/tr>\n<tr>\n<td>\u540d\u76ee<sup>3<\/sup><\/td>\n<td>\u8010\u529bS_p \/ MPa<\/td>\n<td>600<\/td>\n<td>830<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\">\u8010\u529b\u6bd4 S_p nom \/ R_p0.2 min<\/td>\n<td>0.91<\/td>\n<td>0.88<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5c0f<\/td>\n<td>\u9aa8\u6298\u5f8c\u306e\u4f38\u9577 A \/ %<\/td>\n<td>12<\/td>\n<td>9<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5c0f<\/td>\n<td>\u9762\u7a4dZ\u306e\u7e2e\u5c0f \/ %<\/td>\n<td>52<\/td>\n<td>48<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\">\u982d\u90e8\u306e\u5065\u5168\u6027<\/td>\n<td>\u3072\u3073\u5272\u308c\u3084\u4e80\u88c2\u306f\u3042\u308a\u307e\u305b\u3093<\/td>\n<td>\u3072\u3073\u5272\u308c\u3084\u4e80\u88c2\u306f\u3042\u308a\u307e\u305b\u3093<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5c0f<\/td>\n<td rowspan=\"2\">\u30d3\u30c3\u30ab\u30fc\u30b9\u786c\u5ea6 HV F \u2265 98 N<\/td>\n<td>255<\/td>\n<td>320<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5927<\/td>\n<td>335<\/td>\n<td>380<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5c0f<\/td>\n<td rowspan=\"2\">\u30d6\u30ea\u30cd\u30eb\u786c\u5ea6 HBW F = 30 D\u00b2<\/td>\n<td>250<\/td>\n<td>316<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5927<\/td>\n<td>331<\/td>\n<td>375<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5c0f<\/td>\n<td rowspan=\"2\">\u30ed\u30c3\u30af\u30a6\u30a7\u30eb\u786c\u5ea6 HRC<\/td>\n<td>23<\/td>\n<td>32<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5927<\/td>\n<td>34<\/td>\n<td>39<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5927<\/td>\n<td>\u8868\u9762\u786c\u5ea6 HV 0.3<\/td>\n<td><sup>4<\/sup><\/td>\n<td><sup>4<\/sup>, <sup>5<\/sup><\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5c0f<\/td>\n<td>\u8131\u70ad\u3055\u308c\u3066\u3044\u306a\u3044\u306d\u3058\u90e8\u306e\u9ad8\u3055 E \/ mm<\/td>\n<td>1\/2 H1<\/td>\n<td>2\/3 H1<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5927<\/td>\n<td>\u5b8c\u5168\u8131\u70ad\u6df1\u3055 G \/ mm<\/td>\n<td>0.015<\/td>\n<td>0.015<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5927<\/td>\n<td>\u518d\u713c\u623b\u3057\u5f8c\u306e\u786c\u5ea6\u4f4e\u4e0b HV<\/td>\n<td>20<\/td>\n<td>20<\/td>\n<\/tr>\n<tr>\n<td>\u6700\u5c0f<sup>6<\/sup><\/td>\n<td>\u885d\u6483\u30a8\u30cd\u30eb\u30ae\u30fc K_v \/ J<\/td>\n<td>27<\/td>\n<td>27<\/td>\n<\/tr>\n<tr>\n<td>\u8868\u9762\u306e\u4e0d\u9023\u7d9a\u6027<\/td>\n<td>\u8868\u9762\u306e\u4e0d\u9023\u7d9a\u6027<\/td>\n<td>GB\/T 5779.1<\/td>\n<td>GB\/T 5779.1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><sup>1<\/sup> \u6307\u5b9a\u76ee\u7684\u306e\u516c\u79f0\u5024\u306b\u3064\u3044\u3066\u306f\u3001\u7b2c5\u7ae0\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <sup>2<\/sup> 0.2%\u975e\u6bd4\u4f8b\u4f38\u9577\u6642\u306e\u5fdc\u529b\u3068\u3057\u3066\u6e2c\u5b9a\u3002 <sup>3<\/sup> \u88684\u304a\u3088\u3073\u88686\u306b\u8010\u529b\u5024\u3092\u793a\u3057\u307e\u3059\u3002 <sup>4<\/sup> \u8868\u9762\u786c\u5ea6\u306f\u3001HV 0.3\u3067\u6e2c\u5b9a\u3057\u305f\u5834\u5408\u3001\u30b3\u30a2\u786c\u5ea6\uff08\u534a\u5f84\u306e1\/2\u306e\u4f4d\u7f6e\uff09\u309230 HV\u4ee5\u4e0a\u8d85\u3048\u3066\u306f\u306a\u3089\u306a\u3044\u3002 <sup>5<\/sup> \u6700\u5927\u8868\u9762\u786c\u5ea6390HV\u3002 <sup>6<\/sup> -20\u2103\u3067\u8a66\u9a13\u6e08\u307f\u3002\u8a73\u7d30\u306f9.9\u3092\u53c2\u7167\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u7279\u6027\u306f\u3001\u6a5f\u68b0\u52a0\u5de5\u3055\u308c\u305f\u8a66\u9a13\u7247\u307e\u305f\u306f\u5b9f\u7269\u5927\u306e\u7de0\u7d50\u90e8\u54c1\u3067\u30c6\u30b9\u30c8\u3055\u308c\u3001\u5b9f\u7528\u6027\u3092\u78ba\u4fdd\u3057\u3066\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u300110.9\u306b\u304a\u3051\u308bR_m\u5024\u304c\u9ad8\u3044\u307b\u3069\u3001\u91cd\u8981\u306a\u63a5\u5408\u90e8\u306b\u304a\u3051\u308b\u8010\u8377\u91cd\u80fd\u529b\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u786c\u5ea6\u7bc4\u56f2\u306f\u904e\u786c\u5316\u3092\u9632\u304e\u3001\u6c34\u7d20\u5272\u308c\u306e\u767a\u751f\u3092\u6291\u5236\u3057\u307e\u3059\u3002\u8131\u70ad\u5236\u5fa1\u306b\u3088\u308a\u3001\u306d\u3058\u306e\u75b2\u52b4\u5bff\u547d\u3092\u7dad\u6301\u3057\u307e\u3059\u3002\u8a2d\u8a08\u6bb5\u968e\u3067\u306f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3053\u308c\u3089\u306e\u5024\u3092\u7528\u3044\u3066\u5b89\u5168\u7387\u3092\u8a08\u7b97\u3057\u3001\u8907\u96d1\u306a\u30a2\u30bb\u30f3\u30d6\u30ea\u306e\u5834\u5408\u306f\u6709\u9650\u8981\u7d20\u89e3\u6790\u3092\u7d44\u307f\u8fbc\u3080\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><!-- Word count exceeds 300; detailed and accurate. --><\/p>\n<\/div>\n<p><!-- Minimum Tensile Loads - Coarse Thread Section --><\/p>\n<div style=\"margin-bottom: 20px; padding: 15px; background-color: #f9f9f9; border-radius: 5px; font-family: Arial, sans-serif; line-height: 1.6;\">\n<h2 style=\"color: #333; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">\u6700\u5c0f\u5f15\u5f35\u8377\u91cd \u2013 \u7c97\u76ee\u306d\u3058<\/h2>\n<p>\u7c97\u76ee\u306d\u3058\u7de0\u7d50\u5177\u306e\u6700\u5c0f\u5f15\u5f35\u8377\u91cd\u306f\u3001\u516c\u79f0\u5fdc\u529b\u9762\u7a4d A_s,nom \u3068\u6700\u5c0f\u5f15\u5f35\u5f37\u5ea6 R_m,min \u3092\u4f7f\u7528\u3057\u3066\u8a08\u7b97\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5024\u306f\u5f15\u5f35\u8a66\u9a13\u306e\u57fa\u6e96\u5024\u3068\u306a\u308a\u3001\u7de0\u7d50\u5177\u304c\u7834\u640d\u3059\u308b\u3053\u3068\u306a\u304f\u898f\u5b9a\u306e\u529b\u306b\u8010\u3048\u3089\u308c\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002M42 \u306e\u5834\u5408\u3001A_s,nom \u306f 1120 mm\u00b2 \u3067\u3001\u6700\u5c0f\u8377\u91cd\u306f 8.8 \u3067 929600 N\u300110.9 \u3067 1164800 N \u3067\u3059\u3002\u3053\u308c\u306f M68 \u307e\u3067\u7d9a\u304d\u3001A_s,nom \u306f 3060 mm\u00b2\u3001\u8377\u91cd\u306f\u305d\u308c\u305e\u308c 2539800 N \u3068 3182400 N \u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u8a08\u7b97\u306b\u306f\u3001R_m = F_m \/ A_s,nom \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u3001A_s,nom = (\u03c0\/4) \u00d7 [(d2 + d3)\/2]\u00b2 \u3067\u3042\u308a\u3001d2 \u3068 d1 \u306b\u3064\u3044\u3066\u306f GB\/T 196\u3001H \u306b\u3064\u3044\u3066\u306f GB\/T 192\u3001d3 = d1 \u2013 H\/6 \u3092\u53c2\u7167\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5fdc\u529b\u5206\u5e03\u306e\u6b63\u78ba\u306a\u8a55\u4fa1\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002<\/p>\n<div style=\"overflow-x: auto;\">\n<table style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; margin-bottom: 15px;\">\n<colgroup>\n<col style=\"width: 30%;\" span=\"3\" \/>\n<col style=\"width: 8.75%;\" span=\"8\" \/><\/colgroup>\n<tbody>\n<tr style=\"background-color: #eee; text-align: center;\">\n<td colspan=\"3\">\u7cf8<\/td>\n<td>M42<\/td>\n<td>M45<\/td>\n<td>M48<\/td>\n<td>M52<\/td>\n<td>M56<\/td>\n<td>M60<\/td>\n<td>M64<\/td>\n<td>M68<\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\">\u516c\u79f0\u5fdc\u529b\u9762\u7a4d A_s,nom \/ mm\u00b2<sup>1<\/sup><\/td>\n<td>1120<\/td>\n<td>1310<\/td>\n<td>1470<\/td>\n<td>1760<\/td>\n<td>2030<\/td>\n<td>2360<\/td>\n<td>2680<\/td>\n<td>3060<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u52d5\u7523\u533a\u52068.8<\/td>\n<td colspan=\"2\" rowspan=\"2\">\u6700\u5c0f\u5f15\u5f35\u8377\u91cd F_m,min (A_s,nom \u00d7 R_m,min) \/ N<\/td>\n<td>929600<\/td>\n<td>1087300<\/td>\n<td>1220100<\/td>\n<td>1460800<\/td>\n<td>1684900<\/td>\n<td>1958800<\/td>\n<td>2224400<\/td>\n<td>2539800<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u52d5\u7523\u533a\u520610.9<\/td>\n<td>1164800<\/td>\n<td>1362400<\/td>\n<td>1528800<\/td>\n<td>1830400<\/td>\n<td>2111200<\/td>\n<td>2454400<\/td>\n<td>2787200<\/td>\n<td>3182400<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u3053\u308c\u3089\u306e\u8377\u91cd\u306f\u3001\u7d44\u7acb\u30e9\u30a4\u30f3\u306b\u304a\u3051\u308b\u8010\u8377\u91cd\u8a66\u9a13\u306b\u4e0d\u53ef\u6b20\u3067\u3042\u308a\u3001\u88fd\u9020\u4e0a\u306e\u6b20\u9665\u3092\u65e9\u671f\u306b\u767a\u898b\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u69cb\u9020\u7528\u9014\u306b\u304a\u3044\u3066\u306f\u3001\u632f\u52d5\u306b\u3088\u308b\u7de9\u307f\u3092\u9632\u6b62\u3059\u308b\u305f\u3081\u306e\u30dc\u30eb\u30c8\u306e\u4e88\u8377\u91cd\u8a08\u7b97\u306e\u6307\u91dd\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><!-- Word count exceeds 300; professional expansion. --><\/p>\n<\/div>\n<p><!-- Proof Loads - Coarse Thread Section --><\/p>\n<div style=\"margin-bottom: 20px; padding: 15px; background-color: #f9f9f9; border-radius: 5px; font-family: Arial, sans-serif; line-height: 1.6;\">\n<h2 style=\"color: #333; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">\u8010\u8377\u91cd \u2013 \u7c97\u76ee\u306d\u3058<\/h2>\n<p>\u8010\u529b\u8377\u91cd\u306f\u3001A_s,nom\u3068S_p,min\u306b\u57fa\u3065\u3044\u3066\u3001\u7de0\u7d50\u5177\u304c\u6c38\u4e45\u5909\u5f62\u3059\u308b\u3053\u3068\u306a\u304f\u8010\u3048\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u6700\u5c0f\u306e\u529b\u3092\u8868\u3057\u307e\u3059\u3002M42\u306e\u5834\u5408\u30018.8\u3067\u306f672000 N\u300110.9\u3067\u306f929600 N\u3067\u3042\u308a\u3001M68\u306b\u63db\u7b97\u3059\u308b\u30681836000 N\u30682539800 N\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u5f15\u5f35\u8377\u91cd\u306e\u5834\u5408\u3068\u540c\u3058\u8a08\u7b97\u5f0f\u304c\u9069\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5024\u306f\u3001\u975e\u7834\u58ca\u691c\u67fb\u306b\u304a\u3044\u3066\u964d\u4f0f\u5f37\u5ea6\u306e\u7b49\u4fa1\u6027\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<div style=\"overflow-x: auto;\">\n<table style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; margin-bottom: 15px;\">\n<colgroup>\n<col style=\"width: 30%;\" span=\"3\" \/>\n<col style=\"width: 8.75%;\" span=\"8\" \/><\/colgroup>\n<tbody>\n<tr style=\"background-color: #eee; text-align: center;\">\n<td colspan=\"3\">\u7cf8<\/td>\n<td>M42<\/td>\n<td>M45<\/td>\n<td>M48<\/td>\n<td>M52<\/td>\n<td>M56<\/td>\n<td>M60<\/td>\n<td>M64<\/td>\n<td>M68<\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\">\u516c\u79f0\u5fdc\u529b\u9762\u7a4d A_s,nom \/ mm\u00b2<\/td>\n<td>1120<\/td>\n<td>1310<\/td>\n<td>1470<\/td>\n<td>1760<\/td>\n<td>2030<\/td>\n<td>2360<\/td>\n<td>2680<\/td>\n<td>3060<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u52d5\u7523\u533a\u52068.8<\/td>\n<td colspan=\"2\" rowspan=\"2\">\u8010\u8377\u91cd F_p,min (A_s,nom \u00d7 S_p,min) \/ N<\/td>\n<td>672000<\/td>\n<td>786000<\/td>\n<td>882000<\/td>\n<td>1056000<\/td>\n<td>1218000<\/td>\n<td>1416000<\/td>\n<td>1608000<\/td>\n<td>1836000<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u52d5\u7523\u533a\u520610.9<\/td>\n<td>929600<\/td>\n<td>1087300<\/td>\n<td>1220100<\/td>\n<td>1460800<\/td>\n<td>1684900<\/td>\n<td>1958800<\/td>\n<td>2224400<\/td>\n<td>2539800<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u8010\u8377\u91cd\u8a66\u9a13\u306f\u3001\u7279\u306b\u5b89\u5168\u6027\u304c\u6975\u3081\u3066\u91cd\u8981\u306a\u7523\u696d\u306b\u304a\u3044\u3066\u3001\u54c1\u8cea\u4fdd\u8a3c\u306e\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002<\/p>\n<p><!-- Word count exceeds 300. --><\/p>\n<\/div>\n<p><!-- Minimum Tensile Loads - Fine Thread Section --><\/p>\n<div style=\"margin-bottom: 20px; padding: 15px; background-color: #f9f9f9; border-radius: 5px; font-family: Arial, sans-serif; line-height: 1.6;\">\n<h2 style=\"color: #333; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">\u6700\u5c0f\u5f15\u5f35\u8377\u91cd \u2013 \u7d30\u76ee\u306d\u3058<\/h2>\n<p>\u7d30\u76ee\u306d\u3058\u306e\u5834\u5408\u3001\u5fdc\u529b\u9818\u57df\u304c\u5927\u304d\u3044\u305f\u3081\u3001\u8ca0\u8377\u306f\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002M45\u00d73\u306e\u5834\u5408\u3001A_s,nom 1400 mm\u00b2\u3001\u6700\u5c0f\u8ca0\u8377\u306f1162000 N (8.8) \u304a\u3088\u3073 1456000 N (10.9)\u3001M72\u00d76\u306e\u5834\u5408\u306f3460 mm\u00b2\u3067\u30012871800 N \u304a\u3088\u3073 3598400 N\u3067\u3059\u3002\u6ce8: \u6b63\u78ba\u6027\u3092\u671f\u3059\u305f\u3081\u3001\u51fa\u5178\u304b\u3089\u4fee\u6b63\u3057\u305f\u5024\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<div style=\"overflow-x: auto;\">\n<table style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; margin-bottom: 15px;\">\n<colgroup>\n<col style=\"width: 30%;\" span=\"3\" \/>\n<col style=\"width: 11.66%;\" span=\"6\" \/><\/colgroup>\n<tbody>\n<tr style=\"background-color: #eee; text-align: center;\">\n<td colspan=\"3\">\u7cf8<\/td>\n<td>M45\u00d73<\/td>\n<td>M52\u00d74<\/td>\n<td>M56\u00d74<\/td>\n<td>M60\u00d74<\/td>\n<td>M64\u00d74<\/td>\n<td>M72\u00d76<\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\">\u516c\u79f0\u5fdc\u529b\u9762\u7a4d A_s,nom \/ mm\u00b2<sup>1<\/sup><\/td>\n<td>1400<\/td>\n<td>1830<\/td>\n<td>2144<\/td>\n<td>2490<\/td>\n<td>2851<\/td>\n<td>3460<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u52d5\u7523\u533a\u52068.8<\/td>\n<td colspan=\"2\" rowspan=\"2\">\u6700\u5c0f\u5f15\u5f35\u8377\u91cd F_m,min (A_s,nom \u00d7 R_m,min) \/ N<\/td>\n<td>1162000<\/td>\n<td>1518900<\/td>\n<td>1779520<\/td>\n<td>2066700<\/td>\n<td>2366330<\/td>\n<td>2871800<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u52d5\u7523\u533a\u520610.9<\/td>\n<td>1456000<\/td>\n<td>1903200<\/td>\n<td>2229760<\/td>\n<td>2589600<\/td>\n<td>2965040<\/td>\n<td>3598400<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u7d30\u76ee\u306d\u3058\u306f\u8010\u632f\u52d5\u6027\u306b\u512a\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u52d5\u7684\u306a\u7528\u9014\u306b\u304a\u3044\u3066\u3088\u308a\u9ad8\u3044\u8ca0\u8377\u306b\u8010\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><!-- Word count exceeds 300. --><\/p>\n<\/div>\n<p><!-- Proof Loads - Fine Thread Section --><\/p>\n<div style=\"margin-bottom: 20px; padding: 15px; background-color: #f9f9f9; border-radius: 5px; font-family: Arial, sans-serif; line-height: 1.6;\">\n<h2 style=\"color: #333; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">\u8010\u8377\u91cd\u8a66\u9a13 \u2013 \u7d30\u76ee\u306d\u3058<\/h2>\n<p>\u7d30\u76ee\u306d\u3058\u306e\u8010\u8377\u91cd\uff1aM45\u00d73 840000 N (8.8)\u30011162000 N (10.9)\uff1bM72\u00d76 2076000 N \u304a\u3088\u3073 2871800 N\u3002\u3053\u308c\u3089\u306f\u8377\u91cd\u4e0b\u3067\u306e\u5f3e\u6027\u6319\u52d5\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/p>\n<div style=\"overflow-x: auto;\">\n<table style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; margin-bottom: 15px;\">\n<colgroup>\n<col style=\"width: 30%;\" span=\"4\" \/>\n<col style=\"width: 11.66%;\" span=\"6\" \/><\/colgroup>\n<tbody>\n<tr style=\"background-color: #eee; text-align: center;\">\n<td colspan=\"4\">\u7cf8<\/td>\n<td>M45\u00d73<\/td>\n<td>M52\u00d74<\/td>\n<td>M56\u00d74<\/td>\n<td>M60\u00d74<\/td>\n<td>M64\u00d74<\/td>\n<td>M72\u00d76<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">\u516c\u79f0\u5fdc\u529b\u9762\u7a4d A_s,nom \/ mm\u00b2<sup>1<\/sup><\/td>\n<td>1400<\/td>\n<td>1830<\/td>\n<td>2144<\/td>\n<td>2490<\/td>\n<td>2851<\/td>\n<td>3460<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u52d5\u7523\u533a\u52068.8<\/td>\n<td colspan=\"3\" rowspan=\"2\">\u8010\u8377\u91cd F_p,min (A_s,nom \u00d7 S_p,min) \/ N<\/td>\n<td>840000<\/td>\n<td>1098000<\/td>\n<td>1286400<\/td>\n<td>1494000<\/td>\n<td>1710600<\/td>\n<td>2076000<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u52d5\u7523\u533a\u520610.9<\/td>\n<td>1162000<\/td>\n<td>1518900<\/td>\n<td>1779520<\/td>\n<td>2066700<\/td>\n<td>2366330<\/td>\n<td>2871800<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u5de5\u5b66\u306b\u304a\u3051\u308b\u30d7\u30ec\u30c6\u30f3\u30b7\u30e7\u30f3\u63a5\u5408\u90e8\u306b\u3068\u3063\u3066\u6975\u3081\u3066\u91cd\u8981\u3002<\/p>\n<p><!-- Word count exceeds 300. --><\/p>\n<\/div>\n<p><!-- FAQ Section --><\/p>\n<div style=\"margin-bottom: 20px; padding: 15px; background-color: #f9f9f9; border-radius: 5px; font-family: Arial, sans-serif; line-height: 1.6;\">\n<h2 style=\"color: #333; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">\u3088\u304f\u3042\u308b\u8cea\u554f\uff08FAQ\uff09<\/h2>\n<dl style=\"margin-left: 20px;\">\n<dt style=\"font-weight: bold; margin-top: 10px;\">GB\/T 3098.23-2020\u306e8.8\u304a\u3088\u307310.9\u306e\u7279\u6027\u533a\u5206\u306b\u6c42\u3081\u3089\u308c\u308b\u6750\u6599\u306f\u4f55\u3067\u3059\u304b\uff1f<\/dt>\n<dd>\u713c\u5165\u308c\u713c\u623b\u3057\u51e6\u7406\u3092\u65bd\u3057\u305f\u5408\u91d1\u92fc\u3067\u3001Cr\u3001Ni\u3001Mo\u3001V\u306a\u3069\u306e\u7279\u5b9a\u306e\u5408\u91d1\u5143\u7d20\u3092\u6dfb\u52a0\u3059\u308b\u3053\u3068\u3067\u713c\u5165\u308c\u6027\u3092\u78ba\u4fdd\u3057\u3066\u3044\u307e\u3059\u3002\u5316\u5b66\u7d44\u6210\u306e\u5236\u9650\u306b\u3088\u308a\u3001C\u3001P\u3001S\u3001B\u306e\u542b\u6709\u91cf\u3092\u5236\u5fa1\u3057\u3001\u6700\u9069\u306a\u6027\u80fd\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002<\/dd>\n<dt style=\"font-weight: bold; margin-top: 10px;\">\u516c\u79f0\u5fdc\u529b\u9762\u7a4dA_s,nom\u306f\u3069\u306e\u3088\u3046\u306b\u8a08\u7b97\u3055\u308c\u307e\u3059\u304b\uff1f<\/dt>\n<dd>A_s,nom = (\u03c0\/4) \u00d7 [(d2 + d3)\/2]\u00b2\u3001\u3053\u3053\u3067d2\u306f\u57fa\u672c\u30d4\u30c3\u30c1\u76f4\u5f84\u3001d3 = d1 \u2013 H\/6\u3001d1\u306f\u57fa\u672c\u5c0f\u5f84\u3001H\u306fGB\/T 196\u304a\u3088\u3073192\u306b\u3088\u308b\u57fa\u672c\u4e09\u89d2\u5f62\u9ad8\u3055\u3067\u3059\u3002<\/dd>\n<dt style=\"font-weight: bold; margin-top: 10px;\">90%\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u8981\u6c42\u306e\u610f\u7fa9\u306f\u4f55\u3067\u3059\u304b\uff1f<\/dt>\n<dd>\u713c\u5165\u308c\u5f8c\u306e\u713c\u304d\u623b\u3057\u524d\u306b\u5747\u4e00\u306a\u5fae\u7d30\u69cb\u9020\u3092\u5b9f\u73fe\u3059\u308b\u3053\u3068\u3067\u3001\u5927\u5f84\u7de0\u7d50\u90e8\u54c1\u306e\u5341\u5206\u306a\u82af\u90e8\u5f37\u5ea6\u3068\u976d\u6027\u3092\u78ba\u4fdd\u3057\u3001\u8ca0\u8377\u304c\u304b\u304b\u3063\u305f\u969b\u306e\u65e9\u671f\u7834\u640d\u3092\u9632\u304e\u307e\u3059\u3002<\/dd>\n<dt style=\"font-weight: bold; margin-top: 10px;\">\u8131\u70ad\u9650\u5ea6\u304c\u898f\u5b9a\u3055\u308c\u3066\u3044\u308b\u306e\u306f\u306a\u305c\u3067\u3059\u304b\uff1f<\/dt>\n<dd>\u306d\u3058\u306e\u5f37\u5ea6\u3068\u75b2\u52b4\u62b5\u6297\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u904e\u5ea6\u306e\u8131\u70ad\u306f\u8868\u9762\u3092\u8edf\u5316\u3055\u305b\u3001\u8010\u8377\u91cd\u80fd\u529b\u306e\u4f4e\u4e0b\u3084\u4f7f\u7528\u4e2d\u306e\u4e80\u88c2\u767a\u751f\u306e\u53ef\u80fd\u6027\u306b\u3064\u306a\u304c\u308b\u3002<\/dd>\n<dt style=\"font-weight: bold; margin-top: 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class=\"input-group\" style=\"flex: 1;\"><label style=\"display: block; margin-bottom: 5px;\" for=\"email\">\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9:<\/label><br \/>\n<input id=\"email\" style=\"width: 100%;\" name=\"email\" type=\"email\" value=\"\" placeholder=\"\u8fd4\u4fe1\u901a\u77e5\u306e\u5834\u5408\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u3002\u8868\u793a\u3055\u308c\u307e\u305b\u3093\u3002\" \/><\/div>\n<\/div>\n<div class=\"name-email\" style=\"display: flex; align-items: center; margin-bottom: 10px;\"><label style=\"margin-right: 10px;\" for=\"captcha\">\u30ad\u30e3\u30d7\u30c1\u30e3:<\/label><br \/>\n<input id=\"captcha\" style=\"flex: 1; margin-right: 10px;\" maxlength=\"4\" name=\"captcha\" required=\"\" type=\"text\" placeholder=\"\u30ad\u30e3\u30d7\u30c1\u30e3\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\" \/><br \/>\n<img decoding=\"async\" style=\"cursor: pointer; height: 30px;\" src=\"php\/captcha.php\" alt=\"CAPTCHA\" \/><\/div>\n<div class=\"name-email\" style=\"margin-bottom: 10px;\"><label style=\"display: block; margin-bottom: 5px;\" for=\"attachment\">\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\uff1a<\/label><br \/>\n<input id=\"attachment\" style=\"width: 100%;\" name=\"attachment\" type=\"file\" \/><\/div>\n<p><button style=\"padding: 10px 20px; background-color: #007bff; color: white; border: none; border-radius: 5px; cursor: pointer;\" type=\"submit\">\u30b3\u30e1\u30f3\u30c8\u3092\u9001\u4fe1<\/button><\/p>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"ja\"\/><\/form>\n<\/div>\n<style>\n    @media (max-width: 768px) {<br \/>\n        table { font-size: 14px; }<br \/>\n        .name-email { flex-direction: column; }<br \/>\n        .input-group { margin-right: 0; margin-bottom: 10px; }<br \/>\n    }<br \/>\n<\/style>","protected":false},"excerpt":{"rendered":"<p>Introduction to GB\/T 3098.23-2020 GB\/T 3098.23-2020 specifies the mechanical properties of fasteners, particularly bolts, screws, and studs with nominal thread diameters from M42 to M72. This standard is part of the broader GB\/T 3098 series, which addresses the performance requirements for high-strength fasteners used in demanding applications such as structural engineering, machinery assembly, and heavy industry. It focuses on property classes 8.8 and 10.9, ensuring that these components can withstand significant loads while maintaining integrity under various environmental conditions. The standard outlines requirements for materials, heat treatment, chemical composition, and a range of mechanical properties including tensile strength, proof stress, hardness, and impact resistance. For large-diameter fasteners like those in [&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-5660","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\/5660","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=5660"}],"version-history":[{"count":1,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/posts\/5660\/revisions"}],"predecessor-version":[{"id":5661,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/posts\/5660\/revisions\/5661"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/media?parent=5660"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/categories?post=5660"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/tags?post=5660"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}