{"id":20102,"date":"2024-12-27T09:35:00","date_gmt":"2024-12-27T01:35:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=20102"},"modified":"2024-12-27T09:55:17","modified_gmt":"2024-12-27T01:55:17","slug":"t5","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/ja\/tool-steel\/grades\/t5\/","title":{"rendered":"\u9ad8\u901f\u5ea6\u5de5\u5177\u92fc T5 | T50025 | 1.3265 | SKN4"},"content":{"rendered":"<p class=\"wp-block-paragraph\">SteelPro Group \u306e T5 \u5de5\u5177\u92fc\u306f\u3001ASTM A600\u3001GB 9943\u3001JIS G 4403 \u306a\u3069\u306e\u696d\u754c\u6a19\u6e96\u306b\u6e96\u62e0\u3057\u3066\u3044\u307e\u3059\u3002\u6570\u5341\u5e74\u306b\u308f\u305f\u308b\u7d4c\u9a13\u306b\u3088\u308a\u3001\u6700\u9ad8\u54c1\u8cea\u306e\u88fd\u54c1\u306b\u5bfe\u3059\u308b\u53b3\u683c\u306a\u8a31\u5bb9\u5dee\u7ba1\u7406\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002<\/p><h2 class=\"wp-block-heading\">T5\u5de5\u5177\u92fc\u3068\u306f\u4f55\u3067\u3059\u304b?<\/h2><p class=\"wp-block-paragraph\">T5 \u306f\u30bf\u30f3\u30b0\u30b9\u30c6\u30f3\u30d9\u30fc\u30b9\u306e\u9ad8\u901f\u5ea6\u5de5\u5177\u92fc\u3067\u3001ASTM A600 \u306b\u5206\u985e\u3055\u308c\u300118% \u30bf\u30f3\u30b0\u30b9\u30c6\u30f3\u3068 9.5% \u30b3\u30d0\u30eb\u30c8\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u72ec\u81ea\u306e\u30b3\u30d0\u30eb\u30c8\u3068\u30bf\u30f3\u30b0\u30b9\u30c6\u30f3\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u3088\u308a\u3001\u30e2\u30ea\u30d6\u30c7\u30f3\u30d9\u30fc\u30b9\u306e\u5de5\u5177\u92fc\u3088\u308a\u3082\u512a\u308c\u305f\u5207\u524a\u52b9\u7387\u3068\u8010\u4e45\u6027\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002T4 \u3068\u6bd4\u8f03\u3057\u3066\u3001\u512a\u308c\u305f\u9ad8\u6e29\u6027\u80fd\u3001\u976d\u6027\u3001\u8010\u6469\u8017\u6027\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002T5 \u306f\u3001\u713c\u5165\u308c\u5f8c\u306e\u8868\u9762\u786c\u5ea6\u304c 68\uff5e70 HRC \u306b\u9054\u3057\u3001\u4e3b\u306b\u9ad8\u5f37\u5ea6\u5408\u91d1\u70ad\u7d20\u92fc\u306e\u5207\u524a\u5de5\u5177\u3084\u65cb\u524a\u5de5\u5177\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002&nbsp;<\/p><h2 class=\"wp-block-heading\">T5 \u5de5\u5177\u92fc\u306e\u540c\u7b49\u30b0\u30ec\u30fc\u30c9\u306f\u4f55\u3067\u3059\u304b?<\/h2><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9<\/strong><\/td><td><strong>\u540c\u7b49\u306e\u7b49\u7d1a<\/strong><\/td><\/tr><tr><td>9943 \u30a4\u30ae\u30ea\u30b9<\/td><td>\u30af\u30ed\u30e0<\/td><\/tr><tr><td>JIS G 4403<\/td><td>SKH4A<\/td><\/tr><tr><td>ASTM A600<\/td><td>T5<\/td><\/tr><tr><td>ISO<\/td><td>HS18-0-1-10<\/td><\/tr><tr><td>DIN EN\/DIN<\/td><td>S18-1-2-10<\/td><\/tr><tr><td>W-Nr.<\/td><td>1.3265<\/td><\/tr><tr><td>BS \u82f1\u8a9e\/BS<\/td><td>BT5<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">T5\u5de5\u5177\u92fc\u88fd\u54c1\u306e\u5f62\u72b6\u3068\u4f9b\u7d66\u7bc4\u56f2<\/h2><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u30d7\u30ed\u30d1\u30c6\u30a3<\/strong><\/td><td><strong>\u30e1\u30c8\u30ea\u30c3\u30af\u5024<\/strong><\/td><td><strong>\u30a4\u30f3\u30da\u30ea\u30a2\u30eb\u30fb\u30d0\u30ea\u30e5\u30fc<\/strong><\/td><\/tr><tr><td><strong>\u88fd\u54c1\u5f62\u614b<\/strong><\/td><td><strong>\u30b5\u30a4\u30ba\u7bc4\u56f2\uff08\u30e1\u30fc\u30c8\u30eb\u6cd5\uff09<\/strong><\/td><td><strong>\u30b5\u30a4\u30ba\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\uff5e300 mm<\/td><td>\u76f4\u5f84: 0.4\u30a4\u30f3\u30c1\uff5e12\u30a4\u30f3\u30c1<\/td><\/tr><tr><td>\u9577\u3055: 300 mm\uff5e6000 mm<\/td><td>\u9577\u3055: 12\u30a4\u30f3\u30c1\uff5e236\u30a4\u30f3\u30c1<\/td><\/tr><tr><td rowspan=\"2\">\u30b9\u30af\u30a8\u30a2\u30d0\u30fc<\/td><td>\u30b5\u30a4\u30ba: 10 mm x 10 mm \uff5e 150 mm x 150 mm<\/td><td>\u30b5\u30a4\u30ba: 0.4\u30a4\u30f3\u30c1 x 0.4\u30a4\u30f3\u30c1\u304b\u30896\u30a4\u30f3\u30c1 x 6\u30a4\u30f3\u30c1<\/td><\/tr><tr><td>\u9577\u3055: 300 mm\uff5e6000 mm<\/td><td>\u9577\u3055: 12\u30a4\u30f3\u30c1\uff5e236\u30a4\u30f3\u30c1<\/td><\/tr><tr><td rowspan=\"3\">\u30d5\u30e9\u30c3\u30c8\u30d0\u30fc<\/td><td>\u5e45: 20 mm\uff5e400 mm<\/td><td>\u5e45: 0.8\u30a4\u30f3\u30c1\uff5e15.7\u30a4\u30f3\u30c1<\/td><\/tr><tr><td>\u539a\u3055: 5mm\uff5e100mm<\/td><td>\u539a\u3055: 0.2\u30a4\u30f3\u30c1\uff5e4\u30a4\u30f3\u30c1<\/td><\/tr><tr><td>\u9577\u3055: 300 mm\uff5e6000 mm<\/td><td>\u9577\u3055: 12\u30a4\u30f3\u30c1\uff5e236\u30a4\u30f3\u30c1<\/td><\/tr><tr><td rowspan=\"3\">\u30d7\u30ec\u30fc\u30c8<\/td><td>\u539a\u3055: 5 mm\uff5e150 mm<\/td><td>\u539a\u3055: 0.2\u30a4\u30f3\u30c1\uff5e6\u30a4\u30f3\u30c1<\/td><\/tr><tr><td>\u5e45: 100 mm\uff5e2000 mm<\/td><td>\u5e45: 4\u30a4\u30f3\u30c1\uff5e79\u30a4\u30f3\u30c1<\/td><\/tr><tr><td>\u539a\u3055: 0.2 mm\uff5e6 mm<\/td><td>\u539a\u3055: 0.008\u30a4\u30f3\u30c1\uff5e0.24\u30a4\u30f3\u30c1<\/td><\/tr><tr><td rowspan=\"2\">\u30b7\u30fc\u30c4<\/td><td>\u5e45: 100 mm\uff5e1500 mm<\/td><td>\u5e45: 4\u30a4\u30f3\u30c1\uff5e59\u30a4\u30f3\u30c1<\/td><\/tr><tr><td>\u9577\u3055: 300 mm\uff5e6000 mm<\/td><td>\u9577\u3055: 12\u30a4\u30f3\u30c1\uff5e236\u30a4\u30f3\u30c1<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">T5\u5de5\u5177\u92fc\u306e\u5316\u5b66\u7d44\u6210<\/h2><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>0.75 &#8211; 0.85 %<\/td><\/tr><tr><td>\u30af\u30ed\u30e0\uff08Cr\uff09<\/td><td>3.75 &#8211; 5.0 %<\/td><\/tr><tr><td>\u30b3\u30d0\u30eb\u30c8\uff08Co\uff09<\/td><td>7.0 &#8211; 9.5 %<\/td><\/tr><tr><td>\u9244\uff08Fe\uff09<\/td><td>61.1 &#8211; 68.3 %<\/td><\/tr><tr><td>\u30de\u30f3\u30ac\u30f3 (Mn)<\/td><td>0.20 &#8211; 0.40 %<\/td><\/tr><tr><td>\u30e2\u30ea\u30d6\u30c7\u30f3 (Mo)<\/td><td>0.50 &#8211; 1.25 %<\/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; 0.40 %<\/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>17.5 &#8211; 19 %<\/td><\/tr><tr><td>\u30d0\u30ca\u30b8\u30a6\u30e0 (V)<\/td><td>1.8 &#8211; 2.4 %<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">T5\u5de5\u5177\u92fc\u306e\u7269\u7406\u7684\u7279\u6027<\/h2><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u30d7\u30ed\u30d1\u30c6\u30a3<\/strong><\/td><td><strong>\u30e1\u30c8\u30ea\u30c3\u30af\u5024<\/strong><\/td><td><strong>\u30a4\u30f3\u30da\u30ea\u30a2\u30eb\u30fb\u30d0\u30ea\u30e5\u30fc<\/strong><\/td><\/tr><tr><td>\u5bc6\u5ea6<\/td><td>8.75g\/cc<\/td><td>0.316 \u30dd\u30f3\u30c9\/\u30a4\u30f3\u30c1\u00b3<\/td><\/tr><tr><td>\u878d\u70b9<\/td><td>2750\u2103<\/td><td>4982 \u00b0F<\/td><\/tr><tr><td>\u71b1\u4f1d\u5c0e\u7387<\/td><td>30W\/m\u00b7K<\/td><td>17.4 BTU\u00b7\u30a4\u30f3\u30c1\/\u6642\u00b7ft\u00b2\u00b7\u00b0F<\/td><\/tr><tr><td>\u71b1\u81a8\u5f35\u4fc2\u6570<\/td><td>11.2 \u00b5m\/m\u00b7\u00b0C<\/td><td>6.22 \u00b5in\/in\u00b7\u00b0F<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">T5\u5de5\u5177\u92fc\u306e\u6a5f\u68b0\u7684\u6027\u8cea<\/h2><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u30d7\u30ed\u30d1\u30c6\u30a3<\/strong><\/td><td><strong>\u30e1\u30c8\u30ea\u30c3\u30af\u5024<\/strong><\/td><td><strong>\u30a4\u30f3\u30da\u30ea\u30a2\u30eb\u30fb\u30d0\u30ea\u30e5\u30fc<\/strong><\/td><\/tr><tr><td>\u786c\u5ea6\uff08HRC\uff09<\/td><td>65 \u2013 69 HR<\/td><td>65 \u2013 69 HR<\/td><\/tr><tr><td>\u30dd\u30a2\u30bd\u30f3\u6bd4<\/td><td>0.27-0.30<\/td><td>0.27-0.30<\/td><\/tr><tr><td>\u5f3e\u6027\u4fc2\u6570<\/td><td>190-210 GPa<\/td><td>27557-30458 \u30ad\u30ed\u30b7\u30ea\u30fc<\/td><\/tr><\/tbody><\/table><\/figure><ul class=\"wp-block-list\"><li><em>\u786c\u5ea6 (HRC) \u306f\u30011200 \uff5e 1290\u00b0C (2192 \uff5e 2354\u00b0F) \u3067\u713c\u5165\u308c\u3057\u3001540 \uff5e 580\u00b0C (1004 \uff5e 1076\u00b0F) \u3067\u713c\u623b\u3057\u3059\u308b\u71b1\u51e6\u7406\u6761\u4ef6\u4e0b\u3067\u6e2c\u5b9a\u3055\u308c\u307e\u3059\u3002<\/em><\/li><\/ul><h2 class=\"wp-block-heading\">T5\u5de5\u5177\u92fc\u71b1\u51e6\u7406<\/h2><h3 class=\"wp-block-heading\">\u935b\u9020<\/h3><p class=\"wp-block-paragraph\">1 \u6642\u9593\u3042\u305f\u308a 220\u00b0C \u4ee5\u4e0b\u306e\u901f\u5ea6\u3067\u3001\u3086\u3063\u304f\u308a\u3068 650 \uff5e 750\u00b0C (1190 \uff5e 1380\u00b0F) \u307e\u3067\u52a0\u71b1\u3057\u307e\u3059\u3002\u3053\u306e\u6e29\u5ea6\u306b\u9054\u3057\u305f\u3089\u3001\u3088\u308a\u6025\u901f\u306b 1000 \uff5e 1150\u00b0C (1830 \uff5e 2100\u00b0F) \u306e\u935b\u9020\u7bc4\u56f2\u307e\u3067\u52a0\u71b1\u3057\u307e\u3059\u3002&nbsp;<\/p><p class=\"wp-block-paragraph\">\u6e29\u5ea6\u304c 950\u00b0C (1742\u00b0F) \u3092\u4e0b\u56de\u3063\u305f\u5834\u5408\u306f\u3001\u518d\u52a0\u71b1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u935b\u9020\u5f8c\u3001\u92fc\u3092\u7089\u306e\u4e2d\u3067\u3086\u3063\u304f\u308a\u51b7\u5374\u3057\u307e\u3059\u3002<\/p><h3 class=\"wp-block-heading\">\u30a2\u30cb\u30fc\u30ea\u30f3\u30b0<\/h3><p class=\"wp-block-paragraph\">\u92fc\u3092 1 \u6642\u9593\u3042\u305f\u308a 220\u00b0C \u4ee5\u4e0b\u3067 820 \uff5e 870\u00b0C (1508 \uff5e 1598\u00b0F) \u307e\u3067\u52a0\u71b1\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u7089\u5185\u3067 1 \u6642\u9593\u3042\u305f\u308a 10 \uff5e 20\u00b0C (1 \u6642\u9593\u3042\u305f\u308a 50 \uff5e 68\u00b0F) \u306e\u901f\u5ea6\u3067\u7d04 550\u00b0C (1022\u00b0F) \u307e\u3067\u3086\u3063\u304f\u308a\u51b7\u5374\u3057\u3001\u305d\u306e\u5f8c\u3001\u9759\u6b62\u7a7a\u6c17\u4e2d\u3067\u51b7\u5374\u3057\u307e\u3059\u3002&nbsp;<\/p><p class=\"wp-block-paragraph\">\u713c\u304d\u306a\u307e\u3057\u5f8c\u306e\u786c\u5ea6\u306f\u30d6\u30ea\u30cd\u30eb\u786c\u5ea6 285 \u3092\u8d85\u3048\u3066\u306f\u306a\u308a\u307e\u305b\u3093\u3002<\/p><h3 class=\"wp-block-heading\">\u30b9\u30c8\u30ec\u30b9\u89e3\u6d88<\/h3><p class=\"wp-block-paragraph\">\u6a5f\u68b0\u52a0\u5de5\u5f8c\u3001\u786c\u5316\u3059\u308b\u524d\u306b\u3001\u6b6a\u307f\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u5fdc\u529b\u3092\u7de9\u548c\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u92fc\u3092\u4e2d\u6027\u96f0\u56f2\u6c17\u3067 600 \uff5e 650\u00b0C (1112 \uff5e 1202\u00b0F) \u306b\u52a0\u71b1\u3057\u3001\u7d04 2 \u6642\u9593\u6d78\u6f2c\u3057\u3066\u304b\u3089\u3001\u7089\u5185\u3067\u3086\u3063\u304f\u308a\u51b7\u5374\u3057\u307e\u3059\u3002<\/p><h3 class=\"wp-block-heading\">\u786c\u5316<\/h3><p class=\"wp-block-paragraph\">\u307e\u305a\u3001T5 \u92fc\u3092\u3086\u3063\u304f\u308a\u3068 820 \uff5e 870\u00b0C (1508 \uff5e 1598\u00b0F) \u307e\u3067\u4e88\u71b1\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u5316\u6e29\u5ea6\u307e\u3067\u52a0\u71b1\u3057\u307e\u3059\u3002\u5869\u6d74\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u30011277\u00b0C (2331\u00b0F) \u307e\u3067\u52a0\u71b1\u3057\u307e\u3059\u3002\u96f0\u56f2\u6c17\u5236\u5fa1\u7089\u306e\u5834\u5408\u306f\u30011288\u00b0C (2350\u00b0F) \u307e\u3067\u52a0\u71b1\u3057\u307e\u3059\u3002\u5869\u6d74\u3001\u71b1\u713c\u5165\u308c\u3001\u307e\u305f\u306f 550\u00b0C (1022\u00b0F) \u7a0b\u5ea6\u306e\u6e29\u6d74\u3067\u92fc\u3092\u713c\u5165\u308c\u3057\u307e\u3059\u3002<\/p><h3 class=\"wp-block-heading\">\u713c\u304d\u623b\u3057<\/h3><p class=\"wp-block-paragraph\">\u713c\u304d\u5165\u308c\u306f\u713c\u5165\u308c\u76f4\u5f8c\u306b\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u92fc\u3092\u3086\u3063\u304f\u308a\u3068\u5747\u4e00\u306b 550 \uff5e 590\u00b0C (1022 \uff5e 1094\u00b0F) \u307e\u3067\u52a0\u71b1\u3057\u307e\u3059\u3002\u713c\u304d\u5165\u308c\u6e29\u5ea6\u306b\u6d78\u3057\u3066\u3001\u5e0c\u671b\u306e\u786c\u5ea6\u3092\u9054\u6210\u3057\u307e\u3059\u3002<\/p><p class=\"wp-block-paragraph\">\u3053\u306e\u8868\u306f\u3001\u7570\u306a\u308b\u713c\u623b\u3057\u6e29\u5ea6\u306b\u304a\u3051\u308b T5 \u5de5\u5177\u92fc\u306e\u786c\u5ea6 (HRC) \u306e\u5909\u5316\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td>\u6e29\u5ea6(\u00b0C)<\/td><td>100<\/td><td>150<\/td><td>200<\/td><td>250<\/td><td>300<\/td><td>350<\/td><td>400<\/td><td>450<\/td><td>500<\/td><td>550<\/td><td>600<\/td><td>650<\/td><\/tr><tr><td>\u6c17\u6e29\uff08\u00b0F\uff09<\/td><td>212<\/td><td>302<\/td><td>392<\/td><td>482<\/td><td>572<\/td><td>662<\/td><td>752<\/td><td>842<\/td><td>932<\/td><td>1022<\/td><td>1112<\/td><td>1202<\/td><\/tr><tr><td>\u786c\u5ea6\uff08HRC\uff09<\/td><td>64<\/td><td>64.5<\/td><td>63<\/td><td>62.5<\/td><td>62<\/td><td>62<\/td><td>62.5<\/td><td>63.6<\/td><td>64.8<\/td><td>66<\/td><td>64<\/td><td>60<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\">T5\u5de5\u5177\u92fc\u306e\u7528\u9014<\/h2><h3 class=\"wp-block-heading\">\u5207\u524a\u5de5\u5177<\/h3><p class=\"wp-block-paragraph\">T5 \u5de5\u5177\u92fc\u306f\u3001\u30c9\u30ea\u30eb\u3001\u30d5\u30e9\u30a4\u30b9\u30ab\u30c3\u30bf\u30fc\u3001\u306d\u3058\u5207\u308a\u5de5\u5177\u3001\u30ed\u30fc\u30ec\u30c3\u30c8\u5de5\u5177\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u5207\u524a\u5de5\u5177\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002&nbsp;<\/p><h3 class=\"wp-block-heading\">\u30d8\u30d3\u30fc\u30c7\u30e5\u30fc\u30c6\u30a3\u30fc\u30ab\u30c3\u30c6\u30a3\u30f3\u30b0<\/h3><p class=\"wp-block-paragraph\">T5 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\u306e\u9ad8\u3044\u976d\u6027\u3068\u8010\u6469\u8017\u6027\u3092\u6d3b\u304b\u3057\u3066\u3001\u7cbe\u5bc6\u306a\u5207\u65ad\u3001\u6210\u5f62\u3001\u6210\u578b\u4f5c\u696d\u306b\u4fe1\u983c\u6027\u3092\u767a\u63ee\u3057\u307e\u3059\u3002<\/p><h2 class=\"wp-block-heading\">\u304a\u5ba2\u69d8\u306e\u30cb\u30fc\u30ba\u306b\u5408\u308f\u305b\u305fT5\u5de5\u5177\u92fc<\/h2><p class=\"wp-block-paragraph\">SteelPro Group\u3067\u306f\u3001T5\u5de5\u5177\u92fc\u3092\u30d7\u30ec\u30fc\u30c8\u3001\u30d0\u30fc\u3001\u30d5\u30e9\u30c3\u30c8\u30d0\u30fc\u306e\u5f62\u3067\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001\u3059\u3079\u3066\u713c\u304d\u306a\u307e\u3057\u72b6\u614b\u3067\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u6b21\u306e\u3088\u3046\u306a\u4ed6\u306e\u9ad8\u901f\u5de5\u5177\u92fc\u3082\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/steelprogroup.com\/ja\/tool-steel\/w18cr4v\/\">T1\u92fc<\/a>.<\/p><p class=\"wp-block-paragraph\">\u9ad8\u7cbe\u5ea6\u306e\u7814\u524a\u3068\u5e45\u5e83\u3044\u51e6\u7406\u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u3088\u308a\u3001\u304a\u5ba2\u69d8\u306e\u7279\u5b9a\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8 \u30cb\u30fc\u30ba\u306b\u5408\u308f\u305b\u3066\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3067\u304d\u307e\u3059\u3002\u5f53\u793e\u306e\u6700\u9ad8\u54c1\u8cea\u306e T5 \u5de5\u5177\u92fc\u3092\u4f7f\u7528\u3057\u3066\u3001\u304a\u5ba2\u69d8\u306e\u6b21\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u3069\u306e\u3088\u3046\u306b\u30b5\u30dd\u30fc\u30c8\u3067\u304d\u308b\u304b\u306b\u3064\u3044\u3066\u3054\u76f8\u8ac7\u3044\u305f\u3060\u304f\u306b\u306f\u3001\u4eca\u3059\u3050\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>SteelPro Group\u306eT5\u5de5\u5177\u92fc\u306f\u3001ASTM A600\u3001GB 9943\u3001JIS G 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