{"id":20051,"date":"2024-12-24T08:21:00","date_gmt":"2024-12-24T00:21:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=20051"},"modified":"2025-01-14T14:26:25","modified_gmt":"2025-01-14T06:26:25","slug":"m4","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/ja\/tool-steel\/grades\/m4\/","title":{"rendered":"M4 \u9ad8\u901f\u5ea6\u5de5\u5177\u92fc: \u7279\u6027\u3001\u30d7\u30ed\u30bb\u30b9\u3001\u7528\u9014"},"content":{"rendered":"<p>M4 \u5de5\u5177\u92fc\u306f\u3001\u9ad8\u6027\u80fd\u5207\u524a\u5de5\u5177\u3092\u5fc5\u8981\u3068\u3059\u308b\u696d\u754c\u306b\u3068\u3063\u3066\u91cd\u8981\u306a\u6750\u6599\u3067\u3059\u3002SteelPro Group \u3067\u306f\u3001\u9ad8\u5ea6\u306a PM M4 \u3092\u542b\u3080\u3053\u306e\u9ad8\u901f\u5ea6\u92fc\u3092\u6700\u9ad8\u306e\u5f62\u3067\u63d0\u4f9b\u3059\u308b\u3053\u3068\u306b\u91cd\u70b9\u3092\u7f6e\u3044\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001M4 \u5de5\u5177\u92fc\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3001\u6700\u9069\u306a\u6750\u6599\u306e\u9078\u629e\u3092\u652f\u63f4\u3057\u307e\u3059\u3002<\/p><h2 class=\"wp-block-heading\">M4 \u5de5\u5177\u92fc\u3068\u306f\u4f55\u3067\u3059\u304b?<\/h2><p>W4 \u5de5\u5177\u92fc\u306f\u3001\u512a\u308c\u305f\u8010\u6469\u8017\u6027\u3001\u9ad8\u786c\u5ea6\u3001\u9ad8\u6e29\u3067\u3082\u5207\u524a\u6027\u80fd\u3092\u7dad\u6301\u3067\u304d\u308b\u3053\u3068\u3067\u77e5\u3089\u308c\u308b\u9ad8\u901f\u5ea6\u92fc (HSS) \u3067\u3059\u3002\u9ad8\u901f\u52a0\u5de5\u7528\u9014\u306e\u5207\u524a\u5de5\u5177\u3001\u30c9\u30ea\u30eb\u3001\u30bf\u30c3\u30d7\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002M2 \u306a\u3069\u306e\u4ed6\u306e HSS \u30b0\u30ec\u30fc\u30c9\u3068\u6bd4\u8f03\u3059\u308b\u3068\u3001W4 \u306f\u512a\u308c\u305f\u8010\u6469\u8017\u6027\u3068\u786c\u5ea6\u4fdd\u6301\u6027\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u304c\u3001\u976d\u6027\u306f\u308f\u305a\u304b\u306b\u4f4e\u304f\u306a\u308a\u307e\u3059\u3002<\/p><p>\u5f93\u6765\u306e M4 \u5de5\u5177\u92fc\u306f\u3001\u713c\u304d\u306a\u307e\u3057\u72b6\u614b\u3067\u306f\u5de5\u5177\u306e\u6469\u8017\u3084\u8868\u9762\u4ed5\u4e0a\u3052\u306e\u52a3\u5316\u304c\u8d77\u3053\u308a\u3084\u3059\u304f\u3001\u713c\u5165\u308c\u5f8c\u306b\u8106\u304f\u306a\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u7c89\u672b\u51b6\u91d1\u6cd5\u3067\u88fd\u9020\u3055\u308c\u305f PM M4 \u306f\u3001\u3088\u308a\u5747\u4e00\u306a\u5fae\u7d30\u69cb\u9020\u3068\u4e00\u8cab\u3057\u305f\u786c\u5ea6\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u6469\u8017\u304c\u8efd\u6e1b\u3055\u308c\u3001\u52a0\u5de5\u6027\u304c\u5411\u4e0a\u3057\u3001\u786c\u5316\u72b6\u614b\u3067\u3082\u976d\u6027\u304c\u7dad\u6301\u3055\u308c\u307e\u3059\u3002<\/p><h2 class=\"wp-block-heading\">M4 \u5de5\u5177\u92fc\u3068\u540c\u7b49\u306e\u3082\u306e\u306f\u4f55\u3067\u3059\u304b?<\/h2><p>M4 \u5de5\u5177\u92fc\u306e\u540c\u7b49\u306e\u60c5\u5831\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u6a19\u6e96\/\u30b7\u30b9\u30c6\u30e0<\/strong><\/td><td><strong>\u540c\u7b49\u30b0\u30ec\u30fc\u30c9<\/strong><\/td><\/tr><tr><td>ASTM A681\u3001A600<\/td><td>M4<\/td><\/tr><tr><td>QQ-T-59<\/td><td>M4<\/td><\/tr><tr><td>\u30c7\u30a3\u30f3<\/td><td>1.3343<\/td><\/tr><tr><td>EN ISO 4957<\/td><td>X20CrWMoV 12 1<\/td><\/tr><tr><td>JIS<\/td><td>SKH51<\/td><\/tr><tr><td>\u30a4\u30ae\u30ea\u30b9<\/td><td>W18Cr4V<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">M4\u5de5\u5177\u92fc\u306e\u5316\u5b66\u7d44\u6210&nbsp;<\/h2><p>M4 \u306e\u5316\u5b66\u7d44\u6210\u306f\u3001\u9ad8\u786c\u5ea6\u3001\u8010\u6469\u8017\u6027\u3001\u71b1\u5b89\u5b9a\u6027\u3092\u6700\u9069\u5316\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30bf\u30f3\u30b0\u30b9\u30c6\u30f3\u3001\u30e2\u30ea\u30d6\u30c7\u30f3\u3001\u30d0\u30ca\u30b8\u30a6\u30e0\u306e\u542b\u6709\u91cf\u306b\u3088\u308a\u3001\u9ad8\u6e29\u306b\u8010\u3048\u3001\u6469\u8017\u306b\u62b5\u6297\u3059\u308b\u80fd\u529b\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u3001\u30af\u30ed\u30e0\u3068\u70ad\u7d20\u306b\u3088\u308a\u5168\u4f53\u7684\u306a\u5f37\u5ea6\u3068\u8010\u4e45\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002&nbsp;<\/p><p>\u4e0b\u306e\u8868\u306f\u3001M4 \u5de5\u5177\u92fc\u306e\u8a73\u7d30\u306a\u5316\u5b66\u7d44\u6210\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u30a8\u30ec\u30e1\u30f3\u30c8<\/strong><\/td><td><strong>\u69cb\u6210<\/strong><\/td><\/tr><tr><td>\u30ab\u30fc\u30dc\u30f3\uff08C\uff09<\/td><td>1.25 &#8211; 1.4 %<\/td><\/tr><tr><td>\u30af\u30ed\u30e0\uff08Cr\uff09<\/td><td>3.75 &#8211; 4.75 %<\/td><\/tr><tr><td>\u9285\uff08Cu\uff09<\/td><td>\u2264 0.25 %<\/td><\/tr><tr><td>\u9244\uff08Fe\uff09<\/td><td>75.9 &#8211; 81.4 %<\/td><\/tr><tr><td>\u30de\u30f3\u30ac\u30f3 (Mn)<\/td><td>0.15 &#8211; 0.40 %<\/td><\/tr><tr><td>\u30e2\u30ea\u30d6\u30c7\u30f3 (Mo)<\/td><td>4.25 &#8211; 5.5 %<\/td><\/tr><tr><td>\u30cb\u30c3\u30b1\u30eb\uff08Ni\uff09<\/td><td>\u2264 0.30 %<\/td><\/tr><tr><td>\u30ea\u30f3 (P)<\/td><td>\u2264 0.030 %<\/td><\/tr><tr><td>\u30b1\u30a4\u7d20 (Si)<\/td><td>0.20 &#8211; 0.45 %<\/td><\/tr><tr><td>\u786b\u9ec4\uff08S\uff09<\/td><td>\u2264 0.030 %<\/td><\/tr><tr><td>\u30bf\u30f3\u30b0\u30b9\u30c6\u30f3\uff08W\uff09<\/td><td>5.25 &#8211; 6.5 %<\/td><\/tr><tr><td>\u30d0\u30ca\u30b8\u30a6\u30e0 (V)<\/td><td>3.75 &#8211; 4.5 %<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">M4\u5de5\u5177\u92fc\u306e\u7269\u7406\u7684\u7279\u6027<\/h2><p>M4 \u5de5\u5177\u92fc\u306f\u3001\u9ad8\u5bc6\u5ea6\u3068\u5f37\u3044\u71b1\u81a8\u5f35\u8010\u6027\u3092\u7279\u5fb4\u3068\u3057\u3066\u304a\u308a\u3001\u6e29\u5ea6\u5909\u52d5\u4e0b\u3067\u3082\u5b89\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u512a\u308c\u305f\u71b1\u4f1d\u5c0e\u6027\u306b\u3088\u308a\u52b9\u7387\u7684\u306a\u71b1\u653e\u6563\u304c\u4fdd\u8a3c\u3055\u308c\u3001\u6bd4\u71b1\u5bb9\u91cf\u306b\u3088\u308a\u9ad8\u71b1\u74b0\u5883\u3067\u306e\u6027\u80fd\u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u307e\u3059\u3002&nbsp;<\/p><p>\u4ee5\u4e0b\u306e\u8868\u306f\u3001M4 \u5de5\u5177\u92fc\u306e\u8a73\u7d30\u306a\u7269\u7406\u7684\u7279\u6027\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u30d7\u30ed\u30d1\u30c6\u30a3<\/strong><\/td><td><strong>\u30e1\u30fc\u30c8\u30eb<\/strong><\/td><td><strong>\u30a4\u30f3\u30da\u30ea\u30a2\u30eb<\/strong><\/td><\/tr><tr><td>\u5bc6\u5ea6<\/td><td>7.8 g\/cm\u00b3<\/td><td>0.282 lb\/in\u00b3<\/td><\/tr><tr><td>\u878d\u70b9<\/td><td>1410 \u2013 1450\u00b0C<\/td><td>2570\uff5e2642\u00b0F<\/td><\/tr><tr><td>\u71b1\u4f1d\u5c0e\u7387<\/td><td>27W\/m\u00b7K<\/td><td>19.0 BTU\u00b7ft\/h\u00b7\u00b0F\u00b7ft\u00b2<\/td><\/tr><tr><td>\u6bd4\u71b1\u5bb9\u91cf<\/td><td>0.46 J\/g-K<\/td><td>0.11 BTU\/lb-\u00b0F<\/td><\/tr><tr><td>\u71b1\u81a8\u5f35\u4fc2\u6570<\/td><td>11.5 \u00b5m\/m\u00b7K<\/td><td>6.39 \u00b5in\/in\u00b7\u00b0F<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">M4\u5de5\u5177\u92fc\u306e\u6a5f\u68b0\u7684\u7279\u6027\u00a0<\/h2><p>M4 \u5de5\u5177\u92fc\u306f\u3001\u512a\u308c\u305f\u786c\u5ea6\u3068\u5f15\u5f35\u5f37\u5ea6\u3092\u5099\u3048\u3001\u6469\u8017\u3084\u5909\u5f62\u306b\u5bfe\u3059\u308b\u8010\u6027\u304c\u975e\u5e38\u306b\u9ad8\u3044\u3067\u3059\u3002\u5927\u304d\u306a\u529b\u3084\u885d\u6483\u306b\u8010\u3048\u308b\u80fd\u529b\u306b\u3088\u308a\u3001\u9577\u671f\u9593\u306e\u6027\u80fd\u304c\u4fdd\u8a3c\u3055\u308c\u3001\u525b\u6027\u306b\u3088\u308a\u8ca0\u8377\u304c\u304b\u304b\u3063\u305f\u72b6\u614b\u3067\u3082\u5f62\u72b6\u3092\u7dad\u6301\u3067\u304d\u307e\u3059\u3002&nbsp;<\/p><p>\u4ee5\u4e0b\u306e\u8868\u306f\u3001M4 \u5de5\u5177\u92fc\u306e\u8a73\u7d30\u306a\u6a5f\u68b0\u7684\u7279\u6027\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u30d7\u30ed\u30d1\u30c6\u30a3<\/strong><\/td><td><strong>\u30e1\u30fc\u30c8\u30eb<\/strong><\/td><td><strong>\u30a4\u30f3\u30da\u30ea\u30a2\u30eb<\/strong><\/td><\/tr><tr><td>\u786c\u5ea6\uff08HRC\uff09<\/td><td>62 \u2013 64 HRCP<\/td><td>62 \u2013 64 HRCP<\/td><\/tr><tr><td>\u5f15\u5f35\u5f37\u5ea6<\/td><td>2100 \u2013 2500 MPa<\/td><td>305 \u2013 363 ksi<\/td><\/tr><tr><td>\u964d\u4f0f\u5f37\u5ea6<\/td><td>1700 \u2013 2100 MPa<\/td><td>246 \u2013 305 ksi<\/td><\/tr><tr><td>\u4f38\u3073<\/td><td>8 &#8211; 12 %<\/td><td>8 &#8211; 12 %<\/td><\/tr><tr><td>\u5f3e\u6027\u4fc2\u6570<\/td><td>210 GPa<\/td><td>30.5 x 10\u2076 psi<\/td><\/tr><tr><td>\u885d\u6483\u976d\u6027\uff08\u30b7\u30e3\u30eb\u30d4\u30fc\uff09<\/td><td>20 - 30 J<\/td><td>15 \u2013 22 \u30d5\u30a3\u30fc\u30c8\u30dd\u30f3\u30c9<\/td><\/tr><tr><td>\u30dd\u30a2\u30bd\u30f3\u6bd4<\/td><td>0.27 &#8211; 0.30<\/td><td>0.27 &#8211; 0.30<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">M4\u5de5\u5177\u92fc\u306e\u71b1\u51e6\u7406<\/h2><p>SteelPro Group \u306f\u3001M4 \u5de5\u5177\u92fc\u306e\u71b1\u51e6\u7406\u4e2d\u306b\u6b63\u78ba\u306a\u6e29\u5ea6\u3068\u51b7\u5374\u901f\u5ea6\u306e\u5236\u5fa1\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u5f53\u793e\u306e\u751f\u7523\u30d7\u30ed\u30bb\u30b9\u306f\u6a19\u6e96\u306b\u53b3\u5bc6\u306b\u6e96\u62e0\u3057\u3066\u304a\u308a\u3001\u4e00\u8cab\u3057\u305f\u54c1\u8cea\u306e M4 \u5de5\u5177\u92fc\u88fd\u54c1\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001M4 \u5de5\u5177\u92fc\u306e\u8a73\u7d30\u306a\u71b1\u51e6\u7406\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002<\/p><h3 class=\"wp-block-heading\">\u30a2\u30cb\u30fc\u30ea\u30f3\u30b0<\/h3><p>\u713c\u304d\u306a\u307e\u3057\u306f\u92fc\u306e\u5185\u90e8\u5fdc\u529b\u3092\u7de9\u548c\u3057\u3001\u92fc\u306e\u52a0\u5de5\u3092\u5bb9\u6613\u306b\u3059\u308b\u305f\u3081\u306b\u91cd\u8981\u3067\u3059\u3002\u7279\u306b\u3001\u935b\u9020\u3001\u92f3\u9020\u3001\u6eb6\u63a5\u5f8c\u306b\u6709\u52b9\u3067\u3059\u3002\u713c\u304d\u306a\u307e\u3057\u5f8c\u3001\u786c\u5ea6\u306f\u7d04 240\uff5e255 HB \u306b\u9054\u3057\u307e\u3059\u3002<\/p><p><strong>\u30d7\u30ed\u30bb\u30b9<\/strong>: M4 \u3092 850 \uff5e 900\u00b0C (1,562 \uff5e 1,652\u00b0F) \u306e\u6e29\u5ea6\u306b\u52a0\u71b1\u3057\u3001\u305d\u306e\u6e29\u5ea6\u3067 25.44 cm (1 \u30a4\u30f3\u30c1) \u3042\u305f\u308a 1 \u6642\u9593\u4fdd\u6301\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u7089\u5185\u306e\u92fc\u3092 1 \u6642\u9593\u3042\u305f\u308a\u7d04 20\u00b0C (36\u00b0F) \u306e\u901f\u5ea6\u3067\u3086\u3063\u304f\u308a\u51b7\u5374\u3057\u307e\u3059\u3002<\/p><h3 class=\"wp-block-heading\">\u786c\u5316<\/h3><h4 class=\"wp-block-heading\">\u4e88\u71b1<\/h4><p>\u71b1\u885d\u6483\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u306b\u4e88\u71b1\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u8907\u96d1\u306a\u5f62\u72b6\u306e\u30c4\u30fc\u30eb\u306e\u5834\u5408\u3001\u71b1\u52fe\u914d\u3092\u9632\u3050\u305f\u3081\u306b\u4e88\u71b1\u3092 2 \u6bb5\u968e\u3067\u5b9f\u884c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p><ul class=\"wp-block-list\"><li>\u7b2c\u4e00\u6bb5\u968e: 500\uff5e600\u00b0C (932\uff5e1,112\u00b0F)<\/li>\n\n<li>\u7b2c2\u6bb5\u968e: 800\uff5e900\u00b0C (1,472\uff5e1,652\u00b0F)<\/li><\/ul><h4 class=\"wp-block-heading\">\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u5316<\/h4><p>M4 \u5de5\u5177\u92fc\u3092 1,200\uff5e1,250\u00b0C (2,192\uff5e2,282\u00b0F) \u306b\u52a0\u71b1\u3057\u307e\u3059\u3002\u539a\u3055 25.44 cm (1 \u30a4\u30f3\u30c1) \u3042\u305f\u308a 30\uff5e45 \u5206\u9593\u6d78\u3057\u307e\u3059\u3002<\/p><h4 class=\"wp-block-heading\">\u713c\u304d\u5165\u308c<\/h4><p>M4 \u5de5\u5177\u92fc\u306f\u3001\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u5316\u51e6\u7406\u5f8c\u3001\u786c\u5ea6\u3092\u56fa\u5b9a\u3059\u308b\u305f\u3081\u306b\u6025\u901f\u306b\u51b7\u5374 (\u713c\u304d\u5165\u308c) \u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u51e6\u7406\u306f\u3001\u786c\u5ea6\u3092\u9ad8\u3081\u3066\u5fae\u7d30\u69cb\u9020\u3092\u5747\u4e00\u306b\u3059\u308b\u305f\u3081\u306b\u6cb9\u4e2d\u3067\u884c\u3046\u3053\u3068\u3082\u3001\u6b6a\u307f\u3092\u6e1b\u3089\u3057\u3066\u5272\u308c\u306e\u30ea\u30b9\u30af\u3092\u6e1b\u3089\u3059\u305f\u3081\u306b\u7a7a\u6c17\u4e2d\u3067\u884c\u3046\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002&nbsp;<\/p><h3 class=\"wp-block-heading\">\u713c\u304d\u623b\u3057<\/h3><p>\u713c\u304d\u5165\u308c\u306f\u3001\u713c\u5165\u308c\u306b\u3088\u3063\u3066\u751f\u3058\u308b\u8106\u3055\u3092\u8efd\u6e1b\u3057\u3001\u786c\u5ea6\u3068\u976d\u6027\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u3068\u308b\u305f\u3081\u306b\u91cd\u8981\u3067\u3059\u3002\u713c\u304d\u5165\u308c\u5f8c\u306e\u786c\u5ea6\u7bc4\u56f2\u306f\u901a\u5e38 58\uff5e62 HRC \u3067\u3059\u3002<\/p><p>\u713c\u304d\u623b\u3057\u306f\u901a\u5e38 540 \uff5e 650\u00b0C (1,004 \uff5e 1,202\u00b0F) \u3067\u884c\u308f\u308c\u307e\u3059\u304c\u3001\u6700\u9069\u306a\u7d50\u679c\u3092\u5f97\u308b\u306b\u306f 600 \uff5e 650\u00b0C (1,112 \uff5e 1,202\u00b0F) \u3067\u306e\u4e8c\u91cd\u713c\u304d\u623b\u3057\u30d7\u30ed\u30bb\u30b9\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002<\/p><h2 class=\"wp-block-heading\">M4\u5de5\u5177\u92fc\u88fd\u54c1\u5f62\u614b<\/h2><p>\u5f53\u793e\u306e\u88fd\u54c1\u306f ASTM \u3084 ISO \u306a\u3069\u306e\u56fd\u969b\u898f\u683c\u306b\u6e96\u62e0\u3057\u3066\u304a\u308a\u3001\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305f\u30b5\u30a4\u30ba \u30aa\u30d7\u30b7\u30e7\u30f3\u3082\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u7279\u5b9a\u306e\u786c\u5ea6\u306e\u30d7\u30ec\u30cf\u30fc\u30c9\u30f3 \u30d0\u30fc\u307e\u305f\u306f\u30a2\u30cb\u30fc\u30eb \u30d0\u30fc\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305f\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306b\u3064\u3044\u3066\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u88fd\u54c1\u5f62\u614b<\/strong><\/td><td><strong>\u5bf8\u6cd5\u7bc4\u56f2\uff08\u30e1\u30fc\u30c8\u30eb\u6cd5\uff09<\/strong><\/td><td><strong>\u5bf8\u6cd5\u7bc4\u56f2\uff08\u30e4\u30fc\u30c9\u30dd\u30f3\u30c9\u6cd5\uff09<\/strong><\/td><\/tr><tr><td rowspan=\"2\">\u4e38\u68d2<\/td><td>\u76f4\u5f84: 10 mm\uff5e100 mm<\/td><td>\u76f4\u5f84: 0.39\u30a4\u30f3\u30c1\uff5e3.94\u30a4\u30f3\u30c1<\/td><\/tr><tr><td>\u9577\u3055: 1000 mm\uff5e3000 mm<\/td><td>\u9577\u3055: 39.37\u30a4\u30f3\u30c1\uff5e118.11\u30a4\u30f3\u30c1<\/td><\/tr><tr><td rowspan=\"3\">\u30d5\u30e9\u30c3\u30c8\u30d0\u30fc<\/td><td>\u539a\u3055: 5mm\uff5e50mm<\/td><td>\u539a\u3055: 0.20\u30a4\u30f3\u30c1\uff5e1.97\u30a4\u30f3\u30c1<\/td><\/tr><tr><td>\u5e45: 20 mm\uff5e200 mm<\/td><td>\u5e45: 0.79\u30a4\u30f3\u30c1\uff5e7.87\u30a4\u30f3\u30c1<\/td><\/tr><tr><td>\u9577\u3055: 1000 mm\uff5e3000 mm<\/td><td>\u9577\u3055: 39.37\u30a4\u30f3\u30c1\uff5e118.11\u30a4\u30f3\u30c1<\/td><\/tr><tr><td rowspan=\"3\">\u30d7\u30ec\u30fc\u30c8<\/td><td>\u539a\u3055: 10 mm\uff5e50 mm<\/td><td>\u539a\u3055: 0.39\u30a4\u30f3\u30c1\uff5e1.97\u30a4\u30f3\u30c1<\/td><\/tr><tr><td>\u5e45: 200 mm\uff5e1500 mm<\/td><td>\u5e45: 7.87\u30a4\u30f3\u30c1\uff5e59.06\u30a4\u30f3\u30c1<\/td><\/tr><tr><td>\u9577\u3055: 1000 mm\uff5e3000 mm<\/td><td>\u9577\u3055: 39.37\u30a4\u30f3\u30c1\uff5e118.11\u30a4\u30f3\u30c1<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">M4\u5de5\u5177\u92fc\u306e\u7528\u9014<\/h2><ul class=\"wp-block-list\"><li>\u5203\u7269\uff1a\u4e38\u92f8\u5203\u3001\u91d1\u5c5e\u52a0\u5de5\u7528\u30ca\u30a4\u30d5<\/li>\n\n<li>\u30d6\u30ed\u30fc\u30c1\uff1a\u5185\u5f84\u30d6\u30ed\u30fc\u30c1\u5de5\u5177\u3001\u8868\u9762\u30d6\u30ed\u30fc\u30c1\u5de5\u5177<\/li>\n\n<li>\u30ae\u30a2\u30db\u30d6: \u5e73\u6b6f\u8eca\u30db\u30d6\u3001\u30d8\u30ea\u30ab\u30eb\u6b6f\u8eca\u30db\u30d6\u3001\u5185\u6b6f\u8eca\u30db\u30d6<\/li>\n\n<li>\u306d\u3058\u30ed\u30fc\u30eb: \u30dc\u30eb\u30c8\u3084\u30cd\u30b8\u7528\u306e\u51b7\u9593\u6210\u5f62\u306d\u3058\u30ed\u30fc\u30eb<\/li>\n\n<li>\u30d5\u30e9\u30a4\u30b9\u30ab\u30c3\u30bf\u30fc\uff1a\u30a8\u30f3\u30c9\u30df\u30eb\u3001\u30d5\u30a7\u30a4\u30b9\u30df\u30eb<\/li>\n\n<li>\u30b7\u30a7\u30fc\u30d1\u30fc\u30ab\u30c3\u30bf\u30fc\uff1a\u91d1\u5c5e\u90e8\u54c1\u3084\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u6210\u5f62\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059<\/li>\n\n<li>\u30b7\u30a7\u30fc\u30d3\u30f3\u30b0\u30ab\u30c3\u30bf\u30fc\uff1a\u30ae\u30a2\u3084\u305d\u306e\u4ed6\u306e\u90e8\u54c1\u3092\u4ed5\u4e0a\u3052\u308b\u305f\u3081\u306e\u7cbe\u5bc6\u5de5\u5177<\/li><\/ul><p><a href=\"https:\/\/steelprogroup.com\/ja\/tool-steel\/grades\/cpm-m4\/\">PM M4 \u92fc (\u307e\u305f\u306f CPM M4 \u92fc)<\/a> \u7c89\u672b\u51b6\u91d1\u30d7\u30ed\u30bb\u30b9\u3092\u4f7f\u7528\u3057\u3066\u88fd\u9020\u3055\u308c\u305f\u3053\u306e\u88fd\u54c1\u306f\u3001\u8010\u6469\u8017\u6027\u3001\u976d\u6027\u3001\u5bf8\u6cd5\u5b89\u5b9a\u6027\u304c\u5411\u4e0a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5f37\u5316\u3055\u308c\u305f\u7279\u6027\u306b\u3088\u308a\u3001\u8907\u96d1\u3067\u9ad8\u5fdc\u529b\u306e\u52a0\u5de5\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p><h2 class=\"wp-block-heading\">\u6700\u9ad8\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5b9f\u73fe\u3059\u308bM4\u5de5\u5177\u92fc<\/h2><p>SteelPro Group\u3067\u306f\u3001M4\u3068 <a href=\"https:\/\/steelprogroup.com\/ja\/tool-steel\/w18cr4v\/\">\u305d\u306e\u4ed6\u306e\u9ad8\u901f\u5ea6\u5de5\u5177\u92fc<\/a> \u30d0\u30fc\u304b\u3089\u30ab\u30b9\u30bf\u30e0\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u307e\u3067\u3001\u3055\u307e\u3056\u307e\u306a\u5f62\u72b6\u3067\u3001\u304a\u5ba2\u69d8\u306e\u52a0\u5de5\u30cb\u30fc\u30ba\u306b\u5408\u308f\u305b\u3066\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3067\u304d\u307e\u3059\u3002\u5f53\u793e\u306e\u7cbe\u5bc6\u5207\u65ad\u304a\u3088\u3073\u71b1\u51e6\u7406\u30b5\u30fc\u30d3\u30b9\u306b\u3088\u308a\u3001\u3059\u3079\u3066\u306e\u88fd\u54c1\u304c\u304a\u5ba2\u69d8\u306e\u4ed5\u69d8\u306b\u6b63\u78ba\u306b\u6e96\u62e0\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>M4 Tool Steel is a critical material for industries requiring high-performance cutting tools. At SteelPro Group, we focus on providing [&hellip;]<\/p>","protected":false},"author":12,"featured_media":20040,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_eb_attr":"","rank_math_lock_modified_date":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[4294,4293],"tags":[],"class_list":["post-20051","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-grades-tool-steel","category-tool-steel"],"acf":[],"_links":{"self":[{"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/posts\/20051","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/comments?post=20051"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/posts\/20051\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/media\/20040"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/media?parent=20051"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/categories?post=20051"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/tags?post=20051"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}