{"id":21844,"date":"2025-04-12T05:10:00","date_gmt":"2025-04-11T21:10:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=21844"},"modified":"2025-04-14T08:58:09","modified_gmt":"2025-04-14T00:58:09","slug":"carbon-steel-vs-cast-iron","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/ja\/carbon-steel\/carbon-steel-vs-cast-iron\/","title":{"rendered":"\u70ad\u7d20\u92fc\u3068\u92f3\u9244\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b?"},"content":{"rendered":"<p class=\"c26\"><span class=\"c0\">\u8abf\u7406\u5668\u5177\u3067\u306f\u3001\u70ad\u7d20\u92fc\u306f\u8efd\u91cf\u3067\u71b1\u304c\u65e9\u304f\u4f1d\u308f\u308b\u305f\u3081\u8abf\u7406\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u304c\u5bb9\u6613\u3067\u3059\u304c\u3001\u92f3\u9244\u306f\u91cd\u91cf\u304c\u3042\u308a\u71b1\u3092\u9577\u304f\u4fdd\u3061\u3001\u8abf\u7406\u304c\u5747\u4e00\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/p><p class=\"c26\">\u88fd\u9020\u696d\u3067\u3088\u304f\u4f7f\u308f\u308c\u308b\u6750\u6599\u3067\u3042\u308b\u70ad\u7d20\u92fc\u3068\u92f3\u9244\u306e\u9078\u629e\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u7279\u5b9a\u306e\u30cb\u30fc\u30ba\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002 <span class=\"c22\">\u70ad\u7d20\u92fc<\/span>&nbsp;\u306f\u4ee5\u4e0b\u306b\u9069\u3057\u3066\u3044\u307e\u3059 <span class=\"c22\">\u5f37\u5ea6\u3001\u67d4\u8edf\u6027\u3001\u52a0\u5de5\u306e\u5bb9\u6613\u3055<\/span>\u3001 \u305d\u306e\u9593 <span class=\"c22\">\u92f3\u9244<\/span>&nbsp;\u306f\u3001\u305d\u306e <span class=\"c22\">\u786c\u5ea6\u3001\u8010\u6469\u8017\u6027\u3001\u8907\u96d1\u306a\u5f62\u72b6\u306b\u92f3\u9020\u3067\u304d\u308b\u80fd\u529b<\/span><span class=\"c0\">.<\/span><\/p><p class=\"c26\"><span class=\"c22\">\u30b9\u30c1\u30fc\u30eb\u30d7\u30ed\u30b0\u30eb\u30fc\u30d7<\/span><span class=\"c0\">&nbsp;\u70ad\u7d20\u92fc\u3068\u92f3\u9244\u306e\u4e3b\u306a\u9055\u3044\u3092\u6df1\u304f\u6398\u308a\u4e0b\u3052\u307e\u3059\u3002\u6700\u5f8c\u306b\u306f\u3001\u8abf\u7406\u3084\u88fd\u9020\u306e\u7279\u5b9a\u306e\u4f5c\u696d\u306b\u304a\u3051\u308b\u305d\u308c\u305e\u308c\u306e\u30e1\u30ea\u30c3\u30c8\u306b\u3064\u3044\u3066\u3001\u3088\u308a\u6df1\u304f\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/p><h2 class=\"wp-block-heading c49 c33 c53\" id=\"h.sovzh6gsi4ou\"><span class=\"c10\">\u70ad\u7d20\u92fc\u3068\u306f\u4f55\u3067\u3059\u304b?<\/span><\/h2><p class=\"c26\"><span class=\"c0\">\u70ad\u7d20\u92fc\u306f\u9244\u3068\u70ad\u7d20\u304b\u3089\u306a\u308b\u5408\u91d1\u3067\u3001\u70ad\u7d20\u542b\u6709\u91cf\u306f0.05%\u304b\u30892.0%\u306e\u7bc4\u56f2\u3067\u3059\u3002\u70ad\u7d20\u91cf\u306f\u786c\u5ea6\u3001\u5f37\u5ea6\u3001\u6210\u5f62\u6027\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002\u70ad\u7d20\u92fc\u306b\u306f\u4ee5\u4e0b\u306e3\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p><ul class=\"wp-block-list c12 lst-kix_y2nxongbiwb7-0 start\"><li><span class=\"c22\">\u4f4e\u70ad\u7d20\u92fc<\/span><span class=\"c0\">&nbsp;\uff080.05%\uff5e0.3%\u70ad\u7d20\uff09\u306f\u6210\u5f62\u3084\u6eb6\u63a5\u304c\u5bb9\u6613\u306a\u305f\u3081\u3001\u81ea\u52d5\u8eca\u90e8\u54c1\u3084\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306a\u3069\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/span><\/li>\n\n<li><span class=\"c22\">\u4e2d\u70ad\u7d20\u92fc<\/span><span class=\"c0\">&nbsp;(0.3%\uff5e0.6%\u30ab\u30fc\u30dc\u30f3)\u306f\u5f37\u5ea6\u3068\u67d4\u8edf\u6027\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u53d6\u308c\u3066\u304a\u308a\u3001\u6a5f\u68b0\u3084\u69cb\u9020\u90e8\u54c1\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/span><\/li>\n\n<li><span class=\"c22\">\u9ad8\u70ad\u7d20\u92fc<\/span><span class=\"c0\">&nbsp;(0.6%\uff5e2.0%\u70ad\u7d20)\u306f\u975e\u5e38\u306b\u786c\u304f\u3001\u5de5\u5177\u3001\u30ca\u30a4\u30d5\u3001\u5203\u7269\u306a\u3069\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/span><\/li><\/ul><p class=\"c26\"><span class=\"c0\">\u70ad\u7d20\u92fc\u306f\u5f37\u5ea6\u304c\u3042\u308a\u3001\u4fa1\u683c\u3082\u624b\u9803\u3067\u3059\u304c\u3001\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u307b\u3069\u306e\u8010\u8150\u98df\u6027\u304c\u306a\u3044\u305f\u3081\u3001\u4fdd\u8b77\u3057\u306a\u3044\u3068\u9306\u3073\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/span><\/p><h2 class=\"wp-block-heading c53 c49 c33\" id=\"h.y61835csshos\"><span class=\"c10\">\u92f3\u9244\u3068\u306f\u4f55\u3067\u3059\u304b?<\/span><\/h2><p class=\"c26\">\u92f3\u9244\u306f2%\u4ee5\u4e0a\u306e\u70ad\u7d20\u3092\u542b\u3080\u5408\u91d1\u3067\u3059\u3002\u8907\u96d1\u306a\u5f62\u72b6\u306b\u92f3\u9020\u3059\u308b\u3053\u3068\u304c\u5bb9\u6613\u3067\u3059\u3002\u6700\u3082\u4e00\u822c\u7684\u306a\u30bf\u30a4\u30d7\u306f <span class=\"c22\">\u306d\u305a\u307f\u92f3\u9244<\/span><span class=\"c0\">\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u3092\u542b\u307f\u3001\u30a8\u30f3\u30b8\u30f3\u30d6\u30ed\u30c3\u30af\u3001\u30d1\u30a4\u30d7\u3001\u8abf\u7406\u5668\u5177\u306a\u3069\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/span><\/p><p class=\"c26\">\u305d\u306e\u4ed6\u306e\u30bf\u30a4\u30d7\u3068\u3057\u3066\u306f <span class=\"c22\">\u767d\u92f3\u9244<\/span>\u3088\u308a\u786c\u304f\u3066\u8106\u3044\u3001\u305d\u3057\u3066 <span class=\"c22\">\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244<\/span><span class=\"c0\">\u92f3\u9244\u306f\u3088\u308a\u5f37\u976d\u3067\u67d4\u8edf\u6027\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u632f\u52d5\u5438\u53ce\u6027\u306b\u512a\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30a8\u30f3\u30b8\u30f3\u3084\u7523\u696d\u6a5f\u68b0\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/span><\/p><p class=\"c26\"><span class=\"c0\">\u3057\u304b\u3057\u3001\u92f3\u9244\u306f\u8106\u304f\u3001\u5fdc\u529b\u3092\u53d7\u3051\u308b\u3068\u5272\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u6e7f\u6f64\u74b0\u5883\u306b\u304a\u3044\u3066\u306f\u8010\u8150\u98df\u6027\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u70ad\u7d20\u92fc\u307b\u3069\u67d4\u8edf\u6027\u304c\u306a\u304f\u3001\u7834\u640d\u3057\u3084\u3059\u3044\u3068\u3044\u3046\u6b20\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p><h2 class=\"wp-block-heading c40\" id=\"h.xihw9pgdupoa\"><span class=\"c10\">\u70ad\u7d20\u92fc\u3068\u92f3\u9244\uff1a\u9577\u6240\u3068\u77ed\u6240\u306e\u30af\u30a4\u30c3\u30af\u30c1\u30a7\u30c3\u30af<\/span><\/h2><ul class=\"wp-block-list c12 lst-kix_2xlq3elyfxwy-0 start\"><li><span class=\"c22\">\u70ad\u7d20\u92fc<\/span><span class=\"c0\">&nbsp;\u5f37\u5ea6\u3068\u67d4\u8edf\u6027\u304c\u6c42\u3081\u3089\u308c\u308b\u69cb\u9020\u6881\u3001\u5de5\u5177\u3001\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3001\u6a5f\u68b0\u90e8\u54c1\u306b\u6700\u9069\u3067\u3059\u3002<\/span><\/li>\n\n<li><span class=\"c22\">\u92f3\u9244\u306f\u3001\u8010\u4e45\u6027\u3068\u8010\u71b1\u6027\u304c\u5fc5\u8981\u306a\u30a8\u30f3\u30b8\u30f3\u90e8\u54c1\u3001\u30d6\u30ec\u30fc\u30ad\u30c7\u30a3\u30b9\u30af\u3001\u8abf\u7406\u5668\u5177\u3001\u6cb9\u5727\u30de\u30cb\u30db\u30fc\u30eb\u30c9\u306b\u6700\u9069\u3067\u3059\u3002<\/span><\/li><\/ul><figure class=\"wp-block-table\"><table><tbody><tr><td colspan=\"2\"><strong>\u70ad\u7d20\u92fc<\/strong><\/td><\/tr><tr><td><strong>\u9577\u6240<\/strong><\/td><td><strong>\u77ed\u6240<\/strong><\/td><\/tr><tr><td>\u9ad8\u3044\u5f37\u5ea6\u5bfe\u91cd\u91cf\u6bd4<\/td><td>\u9306\u3073\u3084\u3059\u3044<\/td><\/tr><tr><td>\u512a\u308c\u305f\u5ef6\u6027<\/td><td>\u3088\u308a\u9ad8\u3044\u30b3\u30b9\u30c8<\/td><\/tr><tr><td>\u6eb6\u63a5\u6027<\/td><td>\u92f3\u9020\u6027\u304c\u9650\u3089\u308c\u3066\u3044\u308b<\/td><\/tr><tr><td>\u30ea\u30b5\u30a4\u30af\u30eb\u6027<\/td><td>\u8010\u6469\u8017\u6027\u304c\u4f4e\u3044<\/td><\/tr><tr><td colspan=\"2\"><strong>\u92f3\u9244<\/strong><\/td><\/tr><tr><td><strong>\u9577\u6240<\/strong><\/td><td><strong>\u77ed\u6240<\/strong><\/td><\/tr><tr><td>\u512a\u308c\u305f\u92f3\u9020\u6027<\/td><td>\u8106\u3055<\/td><\/tr><tr><td>\u512a\u308c\u305f\u8010\u6469\u8017\u6027<\/td><td>\u6eb6\u63a5\u6027\u306e\u60aa\u3055<\/td><\/tr><tr><td>\u632f\u52d5\u6e1b\u8870<\/td><td>\u30d8\u30d3\u30fc\u7d1a<\/td><\/tr><tr><td>\u9ad8\u3044\u71b1\u5b89\u5b9a\u6027<\/td><td>\u9306\u3073\u3084\u3059\u3055<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading c26 c33\" id=\"h.drg75g31otad\"><span class=\"c10\">\u70ad\u7d20\u92fc\u3068\u92f3\u9244\uff1a\u7d44\u6210<\/span><\/h2><p class=\"c26\"><span class=\"c30\">\u4e3b\u306a\u9055\u3044\u306b\u7c21\u5358\u306b\u7b54\u3048\u308b\u3068\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 <\/span><span class=\"c50 c22\">\u70ad\u7d20\u92fc\u306b\u306f0.05\uff5e2.0%\u306e\u70ad\u7d20\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059<\/span><span class=\"c30\">\u3001 \u305d\u306e\u9593 <\/span><span class=\"c50 c22\">\u92f3\u9244\u306b\u306f2.0\uff5e4.0%\u306e\u70ad\u7d20\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059<\/span><span class=\"c30\">\u92f3\u9244\u306f\u8106\u304f\u306a\u308a\u307e\u3059\u304c\u3001\u8907\u96d1\u306a\u5f62\u72b6\u306e\u92f3\u9020\u306b\u306f\u6700\u9069\u3067\u3059\u3002\u4ee5\u4e0b\u306b\u8a73\u7d30\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/span><\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u30a8\u30ec\u30e1\u30f3\u30c8<\/strong><\/td><td><strong>\u70ad\u7d20\u92fc<\/strong><\/td><td><strong>\u92f3\u9244<\/strong><\/td><td><strong>\u4e3b\u306a\u9055\u3044<\/strong><\/td><\/tr><tr><td>\u30ab\u30fc\u30dc\u30f3\uff08C\uff09<\/td><td>0.05\uff5e2.0%<\/td><td>2.0\uff5e4.0%<\/td><td>\u92f3\u9244\u306b\u306f\u70ad\u7d20\u304c 2 \uff5e 4 \u500d\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u9ed2\u925b\u306b\u3088\u308b\u8106\u3055\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u30b1\u30a4\u7d20 (Si)<\/td><td>0.15\uff5e0.35%<\/td><td>1.0\uff5e3.0%<\/td><td>\u92f3\u9244\u306f\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u306e\u5f62\u6210\u306b\u3088\u308a\u591a\u304f\u306e\u30b7\u30ea\u30b3\u30f3\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u30de\u30f3\u30ac\u30f3 (Mn)<\/td><td>0.30\uff5e1.5%<\/td><td>0.2\uff5e1.0%<\/td><td>\u70ad\u7d20\u92fc\u3067\u306f\u5f37\u5ea6\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u30de\u30f3\u30ac\u30f3\u3092\u591a\u304f\u4f7f\u7528\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u786b\u9ec4\uff08S\uff09<\/td><td>\u22640.05%<\/td><td>\u22640.10%<\/td><td>\u92f3\u9244\u4e2d\u306e\u786b\u9ec4\u542b\u6709\u91cf\u304c\u591a\u3044\u3068\u6a5f\u68b0\u52a0\u5de5\u306f\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u5ef6\u6027\u306f\u4f4e\u4e0b\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u30ea\u30f3 (P)<\/td><td>\u22640.04%<\/td><td>\u22640.15%<\/td><td>\u92f3\u9244\u306f\u3088\u308a\u591a\u304f\u306e\u30ea\u30f3\u3092\u8a31\u5bb9\u3057\u3001\u6d41\u52d5\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u305d\u306e\u4ed6\u306e\u8981\u7d20<\/td><td>Cr\u3001Ni\u3001Mo\u3092\u542b\u3080\u5834\u5408\u304c\u3042\u308a\u307e\u3059<\/td><td>\u5408\u91d1\u5316\u3055\u308c\u308b\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u306a\u3044\uff08\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u3092\u9664\u304f\uff09<\/td><td>\u70ad\u7d20\u92fc\u306f\u5408\u91d1\u5316\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u92f3\u9244\u306f C \u3068 Si \u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002<\/td><\/tr><\/tbody><\/table><\/figure><h3 class=\"wp-block-heading c26 c33\" id=\"h.38m9rjtbzzw6\"><span class=\"c16\">\u8010\u98df\u6027<\/span><\/h3><p class=\"c26\"><span class=\"c6\">\u4e00\u822c\u7684\u306b\u92f3\u9244\u306e\u65b9\u304c\u512a\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u4f8b\u5916\u3082\u3042\u308a\u307e\u3059\u3002<\/span><\/p><ul class=\"wp-block-list c12 lst-kix_qi3b9r8w3i6d-0 start\"><li><span class=\"c22\">\u70ad\u7d20\u92fc<\/span><span class=\"c0\">\u30af\u30ed\u30e0\u306a\u3069\u306e\u5408\u91d1\u5143\u7d20\u304c\u4e0d\u8db3\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u672c\u6765\u306e\u8010\u6027\u304c\u4f4e\u3044\u3002\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3084\u4e9c\u925b\u30e1\u30c3\u30ad\u3092\u65bd\u3055\u306a\u3044\u9650\u308a\u3001\u6e7f\u6c17\u306e\u591a\u3044\u74b0\u5883\u3067\u306f\u3059\u3050\u306b\u9306\u3073\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/span><\/li>\n\n<li><span class=\"c22\">\u92f3\u9244<\/span><span class=\"c0\">: \u70ad\u7d20\u3068\u30b7\u30ea\u30b3\u30f3\u306e\u542b\u6709\u91cf\u304c\u591a\u3044\u305f\u3081\u3001\u5f53\u7136\u306a\u304c\u3089\u8010\u98df\u6027\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u306d\u305a\u307f\u92f3\u9244\u306f\u9306\u3073\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306f\u8010\u98df\u6027\u304c\u5411\u4e0a\u3057\u3066\u3044\u307e\u3059\u3002<\/span><\/li>\n\n<li><span class=\"c22\">\u8868\u9762\u4fdd\u8b77<\/span><span class=\"c0\">: \u3069\u3061\u3089\u306e\u6750\u6599\u3082\u3001\u9577\u671f\u7684\u306a\u8150\u98df\u9632\u6b62\u306e\u305f\u3081\u306b\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\uff08\u5857\u6599\u3001\u4e9c\u925b\u30e1\u30c3\u30ad\u3001\u30a8\u30dd\u30ad\u30b7\u306a\u3069\uff09\u304c\u5fc5\u8981\u3067\u3059\u3002<\/span><\/li><\/ul><h2 class=\"wp-block-heading c26 c33\" id=\"h.8hd4fuyp4m2j\"><span class=\"c10\">\u70ad\u7d20\u92fc\u3068\u92f3\u9244\uff1a\u7269\u7406\u7684\u7d44\u6210<\/span><\/h2><figure class=\"wp-block-table\"><table><tbody><tr><td rowspan=\"2\"><strong>\u30d7\u30ed\u30d1\u30c6\u30a3<\/strong><\/td><td colspan=\"2\"><strong>\u70ad\u7d20\u92fc<\/strong><\/td><td colspan=\"2\"><strong>\u92f3\u9244<\/strong><\/td><\/tr><tr><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><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>7.85 g\/cm\u00b3<\/td><td>0.284 lb\/in\u00b3<\/td><td>7.1\uff5e7.3 g\/cm\u00b3<\/td><td>0.257\uff5e0.264 \u30dd\u30f3\u30c9\/\u30a4\u30f3\u30c1\u00b3<\/td><\/tr><tr><td>\u786c\u5ea6<\/td><td>120\uff5e250 HB\uff08\u713c\u920d\uff09<\/td><td>120\uff5e250 HB\uff08\u713c\u920d\uff09<\/td><td>150\uff5e300 HB\uff08\u306d\u305a\u307f\u92f3\u9244\uff09<\/td><td>150\uff5e300 HB\uff08\u306d\u305a\u307f\u92f3\u9244\uff09<\/td><\/tr><tr><td>\u71b1\u4f1d\u5c0e\u7387<\/td><td>45\uff5e65 W\/m\u00b7K<\/td><td>31.1\uff5e45.1 BTU\/\u6642\u00b7\u30d5\u30a3\u30fc\u30c8\u00b7\u00b0F<\/td><td>25\uff5e55 W\/m\u00b7K<\/td><td>17.3\uff5e37.8 BTU\/\u6642\u00b7\u30d5\u30a3\u30fc\u30c8\u00b7\u00b0F<\/td><\/tr><tr><td>\u878d\u70b9<\/td><td>1,425\uff5e1,535\u2103<\/td><td>2,597\uff5e2,795\u00b0F<\/td><td>1,150\uff5e1,260\u2103<\/td><td>2,102\uff5e2,300\u00b0F<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading c40\" id=\"h.9z1ctw6n7o5z\"><span class=\"c10\">\u70ad\u7d20\u92fc\u3068\u92f3\u9244\uff1a\u6a5f\u68b0\u7684\u6027\u8cea<\/span><\/h2><p class=\"c26\"><span class=\"c30\">\u7c21\u5358\u306b\u8aac\u660e\u3059\u308b\u3068\uff1a <\/span><span class=\"c50 c22\">\u70ad\u7d20\u92fc\u306f\u5f37\u5ea6\u3068\u976d\u6027\u306b\u512a\u308c\u3066\u3044\u308b<\/span><span class=\"c30\">\u3001 \u305d\u306e\u9593 <\/span><span class=\"c22 c50\">\u92f3\u9244\u306f\u512a\u308c\u305f\u8010\u6469\u8017\u6027\u3068\u632f\u52d5\u6e1b\u8870\u6027\u3092\u5099\u3048\u3066\u3044\u307e\u3059<\/span><span class=\"c30\">\u8a73\u7d30\u306a\u6bd4\u8f03\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/span><\/p><figure class=\"wp-block-table\"><table><tbody><tr><td rowspan=\"2\"><strong>\u30d7\u30ed\u30d1\u30c6\u30a3<\/strong><\/td><td colspan=\"2\"><strong>\u70ad\u7d20\u92fc<\/strong><\/td><td colspan=\"2\"><strong>\u92f3\u9244<\/strong><\/td><\/tr><tr><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><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>\u5f15\u5f35\u5f37\u5ea6<\/td><td>370\uff5e1,500MPa<\/td><td>53.6\uff5e217.6 ksi<\/td><td>150\uff5e400MPa<\/td><td>21.8\uff5e58.0 ksi<\/td><\/tr><tr><td>\u964d\u4f0f\u5f37\u5ea6<\/td><td>230\uff5e1,000MPa<\/td><td>33.4\uff5e145 ksi<\/td><td>100\uff5e250MPa<\/td><td>14.5\uff5e36.3 ksi<\/td><\/tr><tr><td>\u4f38\u3073\uff08\u5ef6\u6027\uff09<\/td><td>15\u201325%<\/td><td>15\u201325%<\/td><td>&lt;1%<\/td><td>&lt;1%<\/td><\/tr><tr><td>\u885d\u6483\u976d\u6027<\/td><td>\u9ad8\uff0850\uff5e200 J\uff09<\/td><td>\u9ad8\uff0837\uff5e148\u30d5\u30a3\u30fc\u30c8\u30dd\u30f3\u30c9\uff09<\/td><td>\u4f4e\uff08\u306d\u305a\u307f\u92f3\u9244\u306e\u5834\u5408\u306f5\uff5e20 J\uff09<\/td><td>\u4f4e\u5727\uff08\u306d\u305a\u307f\u92f3\u9244\u306e\u5834\u54083.7\uff5e14.8\u30d5\u30a3\u30fc\u30c8\u30dd\u30f3\u30c9\uff09<\/td><\/tr><tr><td>\u75b2\u52b4\u5f37\u5ea6<\/td><td>200\uff5e600MPa<\/td><td>29\uff5e87.1 ksi<\/td><td>70\uff5e200MPa<\/td><td>10.1\uff5e29.0 ksi<\/td><\/tr><tr><td>\u786c\u5ea6<\/td><td>120\uff5e250 HB<\/td><td>120\uff5e250 HB<\/td><td>150\uff5e300 HB<\/td><td>150\uff5e300 HB<\/td><\/tr><tr><td>\u5727\u7e2e\u5f37\u5ea6<\/td><td>250\uff5e1,500MPa<\/td><td>36.3\uff5e217.6 ksi<\/td><td>500\uff5e1,200MPa<\/td><td>72.5\uff5e174.0 ksi<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading c40\" id=\"h.hbpgzgryuk5z\"><span class=\"c10\">\u70ad\u7d20\u92fc\u3068\u92f3\u9244\uff1a\u88fd\u9020\u3068\u30d7\u30ed\u30bb\u30b9<\/span><\/h2><h3 class=\"wp-block-heading c13\" id=\"h.fcrnr86t15h4\"><span class=\"c16\">\u6210\u5f62\u6027<\/span><\/h3><p class=\"c26\"><span class=\"c6\">\u70ad\u7d20\u92fc\u304c\u52dd\u8005\u3067\u3059\u3002<\/span><\/p><ul class=\"wp-block-list c12 lst-kix_if5n6uzbmpzj-0 start\"><li><span class=\"c0\">\u70ad\u7d20\u92fc\u306f\u5ef6\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u935b\u9020\u3001\u5727\u5ef6\u3001\u62bc\u3057\u51fa\u3057\u306b\u6700\u9069\u3067\u3059\u3002<\/span><\/li>\n\n<li><span class=\"c0\">\u92f3\u9244\u306f\u8106\u304f\u3066\u975e\u5c55\u6027\u3067\u3042\u308b\u305f\u3081\u3001\u935b\u9020\u3057\u305f\u308a\u5727\u5ef6\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/span><\/li><\/ul><h3 class=\"wp-block-heading c13\" id=\"h.olid23rrcx25\"><span class=\"c16\">\u52a0\u5de5\u6027<\/span><\/h3><p class=\"c26\"><span class=\"c6\">\u92f3\u9244\u306e\u65b9\u304c\u826f\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/span><\/p><ul class=\"wp-block-list c12 lst-kix_nceigwxpy3ue-0 start\"><li><span class=\"c0\">\u92f3\u9244\u306f\u3001\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u7247\u304c\u6f64\u6ed1\u5264\u3068\u3057\u3066\u4f5c\u7528\u3059\u308b\u305f\u3081\u3001\u6a5f\u68b0\u52a0\u5de5\u304c\u5bb9\u6613\u3067\u3059\u3002<\/span><\/li>\n\n<li><span class=\"c0\">\u70ad\u7d20\u92fc\u306e\u5207\u524a\u6027\u306f\u70ad\u7d20\u542b\u6709\u91cf\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002\u4f4e\u70ad\u7d20\u92fc\u306f\u67d4\u3089\u304b\u3044\u3067\u3059\u304c\u7c98\u308a\u6c17\u304c\u3042\u308a\u3001\u92ed\u5229\u306a\u5de5\u5177\u304c\u5fc5\u8981\u3067\u3059\u3002\u4e00\u65b9\u3001\u9ad8\u70ad\u7d20\u92fc\u306f\u786c\u304f\u3001\u5de5\u5177\u306e\u6469\u8017\u304c\u6fc0\u3057\u304f\u306a\u308a\u307e\u3059\u3002<\/span><\/li><\/ul><h3 class=\"wp-block-heading c13\" id=\"h.7b6ez7wsf73\"><span class=\"c16\">\u71b1\u51e6\u7406<\/span><\/h3><ul class=\"wp-block-list c12 lst-kix_so7y6q2n51lt-0 start\"><li><span class=\"c0\">\u70ad\u7d20\u92fc\u306f\u71b1\u51e6\u7406\u306b\u5bfe\u3059\u308b\u53cd\u5fdc\u6027\u304c\u975e\u5e38\u306b\u9ad8\u304f\u3001\u786c\u5ea6\u3084\u976d\u6027\u306a\u3069\u306e\u7279\u6027\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3067\u304d\u307e\u3059\u3002<\/span><\/li>\n\n<li><span class=\"c0\">\u92f3\u9244\u306e\u71b1\u51e6\u7406\u65b9\u6cd5\u306f\u9650\u3089\u308c\u3066\u304a\u308a\u3001\u4e3b\u306b\u5fdc\u529b\u9664\u53bb\u713c\u920d\u51e6\u7406\u304c\u884c\u308f\u308c\u307e\u3059\u3002\u305d\u306e\u7279\u6027\u306f\u92f3\u9020\u6642\u306b\u307b\u307c\u6c7a\u5b9a\u3055\u308c\u307e\u3059\u3002<\/span><\/li><\/ul><h3 class=\"wp-block-heading c13\" id=\"h.ezuuvzkxmpvl\"><span class=\"c16\">\u6eb6\u63a5\u6027<\/span><\/h3><p class=\"c26\"><span class=\"c6\">\u70ad\u7d20\u92fc\u304c\u52dd\u8005\u3067\u3059\u3002<\/span><\/p><ul class=\"wp-block-list c12 lst-kix_4o5rc8x8vtym-0 start\"><li><span class=\"c0\">\u70ad\u7d20\u92fc\u306f\u6a19\u6e96\u7684\u306a\u6280\u8853\u3067\u7c21\u5358\u306b\u6eb6\u63a5\u3067\u304d\u307e\u3059\u3002\u4f4e\u70ad\u7d20\u92fc\u7a2e\uff08\u4f8b\uff1a1018\uff09\u304c\u6700\u826f\u306e\u7d50\u679c\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002<\/span><\/li>\n\n<li><span class=\"c0\">\u92f3\u9244\u306f\u70ad\u7d20\u542b\u6709\u91cf\u304c\u9ad8\u304f\u8106\u3044\u305f\u3081\u3001\u6eb6\u63a5\u304c\u56f0\u96e3\u3067\u3059\u3002\u5272\u308c\u3092\u9632\u3050\u306b\u306f\u3001\u4e88\u71b1\u3001\u7279\u6b8a\u306a\u96fb\u6975\u3001\u305d\u3057\u3066\u3086\u3063\u304f\u308a\u3068\u3057\u305f\u51b7\u5374\u304c\u5fc5\u8981\u3067\u3059\u3002<\/span><\/li><\/ul><h2 class=\"wp-block-heading c49 c51\" id=\"h.u7j0ywvlfi3h\"><span class=\"c10\">\u70ad\u7d20\u92fc\u306e\u7528\u9014<\/span><\/h2><ul class=\"wp-block-list c12 lst-kix_oyotd4g3mdg7-0 start\"><li><span class=\"c22\">\u69cb\u9020\u7684<\/span><span class=\"c0\">: \u6881\u3001\u67f1\u3001\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059 (\u4f8b: ASTM A36\u3001API 5L)\u3002<\/span><\/li>\n\n<li><span class=\"c22\">\u81ea\u52d5\u8eca<\/span><span class=\"c0\">: \u30ae\u30a2\u3001\u30b7\u30e3\u30d5\u30c8\u3001\u30d5\u30ec\u30fc\u30e0\u306b\u6700\u9069\u3067\u3059 (\u4f8b: 1045\u30014140)\u3002<\/span><\/li>\n\n<li><span class=\"c22\">\u6d88\u8cbb\u8005<\/span><span class=\"c0\">: \u30ab\u30c8\u30e9\u30ea\u30fc\u3001\u30c4\u30fc\u30eb\u3001\u5668\u5177\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059 (\u4f8b: 1095)\u3002<\/span><\/li>\n\n<li><span class=\"c22\">\u30b9\u30c1\u30fc\u30eb\u30d7\u30ed\u30b0\u30eb\u30fc\u30d7<\/span><span class=\"c0\">\uff1aA36\u30011095\u30011018\u30011045\u7b49\u306e\u30b0\u30ec\u30fc\u30c9\u3092\u53d6\u308a\u63c3\u3048\u3066\u304a\u308a\u3001\u69d8\u3005\u306a\u7528\u9014\u306b\u5bfe\u5fdc\u3044\u305f\u3057\u307e\u3059\u3002<\/span><\/li><\/ul><h2 class=\"wp-block-heading c51 c49\" id=\"h.5okiuhnl78dj\"><span class=\"c10\">\u92f3\u9244\u306e\u7528\u9014<\/span><\/h2><ul class=\"wp-block-list c12 lst-kix_94sp1wqk6q3q-0 start\"><li><span class=\"c22\">\u81ea\u52d5\u8eca<\/span><span class=\"c0\">: \u30a8\u30f3\u30b8\u30f3\u30d6\u30ed\u30c3\u30af\u3001\u30b7\u30ea\u30f3\u30c0\u30fc\u30d8\u30c3\u30c9\u3001\u30d6\u30ec\u30fc\u30ad\u90e8\u54c1\u306a\u3069\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/span><\/li>\n\n<li><span class=\"c22\">\u30a4\u30f3\u30c0\u30b9\u30c8\u30ea\u30a2\u30eb<\/span><span class=\"c0\">: \u6cb9\u5727\u90e8\u54c1\u3084\u6a5f\u68b0\u57fa\u76e4\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/span><\/li>\n\n<li><span class=\"c22\">\u30a4\u30f3\u30d5\u30e9<\/span><span class=\"c0\">: \u6c34\u9053\u7ba1\u3084\u8abf\u7406\u5668\u5177\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/span><\/li><\/ul><h2 class=\"wp-block-heading c40\" id=\"h.z66h6atjlcrk\"><span class=\"c10\">\u30cb\u30fc\u30ba\u306b\u5408\u3063\u305f\u70ad\u7d20\u92fc\u3092\u898b\u3064\u3051\u308b<\/span><\/h2><p class=\"c26\"><span class=\"c0\">SteelPro Group\u3067\u306f\u3001ASTM\u3001SAE\u3001JIS\u898f\u683c\u306b\u6e96\u62e0\u3057\u305f\u5e45\u5e83\u3044\u70ad\u7d20\u92fc\u30b0\u30ec\u30fc\u30c9\u3092\u53d6\u308a\u63c3\u3048\u3066\u3044\u307e\u3059\u3002\u69cb\u9020\u7528\u92fc\u3001\u5de5\u5177\u92fc\u3001\u7279\u6b8a\u7528\u9014\u5411\u3051\u9ad8\u70ad\u7d20\u92fc\u306a\u3069\u3001\u304a\u5ba2\u69d8\u306e\u3042\u3089\u3086\u308b\u30cb\u30fc\u30ba\u306b\u6700\u9069\u306a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u3054\u63d0\u4f9b\u3044\u305f\u3057\u307e\u3059\u3002<\/span><\/p><p class=\"c26\">\u4eca\u3059\u3050\u304a\u554f\u3044\u5408\u308f\u305b\u3044\u305f\u3060\u304d\u3001\u5f53\u793e\u306e\u70ad\u7d20\u92fc\u5728\u5eab\u3092\u8abf\u3079\u3066\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u6700\u9069\u306a\u6750\u6599\u3092\u898b\u3064\u3051\u3066\u304f\u3060\u3055\u3044\u3002<\/p><p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>\u70ad\u7d20\u92fc\u3068\u92f3\u9244\u3002\u5f37\u5ea6\u3001\u8010\u4e45\u6027\u3001\u7528\u9014\u306b\u304a\u3051\u308b\u4e3b\u306a\u9055\u3044\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002SteelPro Group\u306f\u3001\u9ad8\u54c1\u8cea\u306a\u70ad\u7d20\u92fc\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>","protected":false},"author":1,"featured_media":21845,"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 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