{"id":21407,"date":"2025-03-15T05:01:00","date_gmt":"2025-03-14T21:01:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=21407"},"modified":"2025-03-18T18:00:12","modified_gmt":"2025-03-18T10:00:12","slug":"ar450-steel-overview","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/ja\/alloy-steel\/ar450-steel-overview\/","title":{"rendered":"AR450 | AR450F \u306e\u6469\u8017\u306e\u62b5\u6297\u529b\u304c\u3042\u308b\u92fc\u677f\u3001\u30b7\u30fc\u30c8"},"content":{"rendered":"

AR450\u8010\u6469\u8017\u5408\u91d1\u92fc\u306f\u3001\u63a1\u9271\u3001\u5efa\u8a2d\u3001\u30ea\u30b5\u30a4\u30af\u30eb\u3067\u6a5f\u5668\u304c\u6975\u5ea6\u306e\u78e8\u8017\u306b\u76f4\u9762\u3057\u305f\u5834\u5408\u3001\u6bd4\u985e\u306e\u306a\u3044\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u6469\u8017\u3001\u885d\u6483\u3001\u64cd\u696d\u505c\u6b62\u6642\u9593\u306b\u5bfe\u6297\u3057\u3001\u30b3\u30b9\u30c8\u524a\u6e1b\u3068\u751f\u7523\u6027\u5411\u4e0a\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/span><\/p>

SteelPro Group\u3067\u306f\u3001\u904e\u9177\u306a\u6761\u4ef6\u306b\u8010\u3048\u308b\u3088\u3046\u8a2d\u8a08\u3055\u308c\u305f\u3001\u4e16\u754c\u7684\u306b\u4fe1\u983c\u3055\u308c\u3066\u3044\u308bAR450\u92fc\u3092\u4f9b\u7d66\u3057\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u3067\u306f\u3001AR450\u304c\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3059\u308b\u306e\u304b\u3001\u3069\u3053\u3067\u512a\u308c\u3066\u3044\u308b\u306e\u304b\u3001\u5f53\u793e\u306e\u88fd\u54c1\u4ed5\u69d8\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/span><\/p>

AISI AR450\u92fc\u3068\u306f\uff1f<\/span><\/h2>

AR450\u92fc\u306f\u3001\u8868\u9762\u786c\u5ea6420-470\u30d6\u30ea\u30cd\u30eb\u786c\u5ea6\uff08HB\uff09\u306e\u9ad8\u70ad\u7d20\u5408\u91d1\u92fc\u3067\u3059\u3002\u70ad\u7d20\u3001\u30de\u30f3\u30ac\u30f3\u3001\u30db\u30a6\u7d20\u306e\u6df7\u5408\u7269\u306f\u3001\u5ef6\u6027\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u786c\u5ea6\u3092\u9ad8\u3081\u3001\u5fdc\u529b\u4e0b\u3067\u306e\u5272\u308c\u3092\u9632\u6b62\u3057\u307e\u3059\u3002ASTM\u304a\u3088\u3073JIS\u898f\u683c\u306b\u9069\u5408\u3059\u308b\u786c\u5316\u677f\u3068\u3057\u3066\u5165\u624b\u53ef\u80fd\u306aSteelPro Group AR450\u306f\u3001\u8010\u6469\u8017\u6027\u3068\u69cb\u9020\u7684\u4fe1\u983c\u6027\u304c\u4e0d\u53ef\u6b20\u306a\u9271\u696d\u3001\u5efa\u8a2d\u3001\u304a\u3088\u3073\u904b\u642c\u6a5f\u5668\u306b\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u92fc\u306f\u713c\u304d\u5165\u308c\u3068\u713c\u304d\u623b\u3057\u304c\u884c\u308f\u308c\u3001\u7e70\u308a\u8fd4\u3057\u885d\u6483\u304c\u52a0\u3048\u3089\u308c\u3066\u3082\u5272\u308c\u304c\u751f\u3058\u306a\u3044\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/span><\/p>

AR450\u5408\u91d1\u92fc \u4e3b\u8981\u7279\u6027<\/span><\/h2>

\u6750\u6599\u7279\u6027<\/span><\/h3>
  • \u9ad8\u786c\u5ea6<\/span>:\u8868\u9762\u786c\u5ea6420-470HB\u3067\u50b7\u3084\u78e8\u8017\u306b\u5f37\u3044\u3002<\/span><\/li>\n\n
  • \u8010\u6469\u8017\u6027<\/span>:\u6750\u6599\u3092\u5931\u3046\u3053\u3068\u306a\u304f\u3001\u6fc0\u3057\u3044\u6469\u64e6\u306b\u5bfe\u5fdc\u3002<\/span><\/li>\n\n
  • \u885d\u6483\u976d\u6027<\/span>:\u5f37\u3044\u30b3\u30a2\u304c\u58ca\u308c\u308b\u3053\u3068\u306a\u304f\u885d\u6483\u3092\u5438\u53ce\u3002<\/span><\/li>\n\n
  • \u8010\u98df\u6027<\/span>:\u904e\u9177\u306a\u74b0\u5883\u306b\u5bfe\u5fdc\u3059\u308b\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0<\/span><\/li><\/ul>

    \u88fd\u9020\u696d\u306b\u304a\u3051\u308b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/span><\/h3>
    • \u6eb6\u63a5\u6027<\/span>:\u826f\u3044\u304c\u3001\u3072\u3073\u5272\u308c\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u4e88\u71b1\u304c\u5fc5\u8981\u3002<\/span><\/li>\n\n
    • \u6210\u5f62\u6027<\/span>:\u4e2d\u5eb8\u3002\u51b7\u9593\u6210\u5f62\u306b\u6700\u9069\u3002<\/span><\/li>\n\n
    • \u52a0\u5de5\u6027<\/span>:\u52a0\u5de5\u304c\u96e3\u3057\u3044\u3002\u8d85\u786c\u5de5\u5177\u3092\u4f7f\u7528\u3059\u308b\u3002<\/li><\/ul>

      AR450\u92fc\u306e\u6a5f\u68b0\u7684\u6027\u8cea<\/span><\/h2>
      \u30d7\u30ed\u30d1\u30c6\u30a3<\/strong><\/td>\u30e1\u30fc\u30c8\u30eb\u5358\u4f4d<\/strong><\/td>\u5e1d\u56fd\u5358\u4f4d<\/strong><\/td><\/tr>
      \u5f15\u5f35\u5f37\u5ea6<\/td>1400-1600 MPa<\/td>200\uff5e230\u30ad\u30ed\u30fb\u30b7\u30fc<\/td><\/tr>
      \u964d\u4f0f\u5f37\u5ea6<\/td>1150-1400 MPa<\/td>170\uff5e200\u30ad\u30ed\u30fb\u30b7\u30fc<\/td><\/tr>
      \u786c\u5ea6\uff08BHN\uff09<\/td>420-495 BHN<\/td><\/tr><\/tbody><\/table><\/figure>

      AR450\u92fc\u306e\u4ee3\u8868\u7684\u306a\u5316\u5b66\u6210\u5206<\/span><\/h2>
      \u30a8\u30ec\u30e1\u30f3\u30c8<\/strong><\/td>\u5185\u5bb9<\/strong><\/td><\/tr>
      \u30db\u30a6\u7d20\uff08B\uff09<\/td>0.0030 %<\/td><\/tr>
      \u30ab\u30fc\u30dc\u30f3\uff08C\uff09<\/td>0.25 %<\/td><\/tr>
      \u30af\u30ed\u30e0\uff08Cr\uff09<\/td>0.55 %<\/td><\/tr>
      \u9244\uff08Fe\uff09<\/td>95.6 %\u3001\u30d0\u30e9\u30f3\u30b9\u3068\u3057\u3066<\/td><\/tr>
      \u30de\u30f3\u30ac\u30f3 (Mn)<\/td>1.35 %<\/td><\/tr>
      \u30e2\u30ea\u30d6\u30c7\u30f3 (Mo)<\/td>0.65 %<\/td><\/tr>
      \u30cb\u30c3\u30b1\u30eb\uff08Ni\uff09<\/td>1.0 %<\/td><\/tr>
      \u30ea\u30f3 (P)<\/td>0.025 %<\/td><\/tr>
      \u30b1\u30a4\u7d20 (Si)<\/td>0.55 %<\/td><\/tr>
      \u786b\u9ec4\uff08S\uff09<\/td>0.0050 %<\/td><\/tr><\/tbody><\/table><\/figure>

      AR450\u92fc\u306e\u7528\u9014<\/span><\/h2>
      • \u9271\u696d<\/span>:\u30af\u30e9\u30c3\u30b7\u30e3\u30fc\u30e9\u30a4\u30ca\u30fc\u3001\u30d0\u30b1\u30c3\u30c8\u3001\u30b3\u30f3\u30d9\u30e4\u30fc\u30b7\u30b9\u30c6\u30e0\u3002<\/span><\/li>\n\n
      • \u5efa\u8a2d<\/span>:\u6398\u524a\u6a5f\u306e\u5203\u3001\u30d6\u30eb\u30c9\u30fc\u30b6\u30fc\u306e\u5203\u3002<\/span><\/li>\n\n
      • \u30ea\u30b5\u30a4\u30af\u30eb\uff06\u30de\u30c6\u30ea\u30a2\u30eb\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/span>:\u30b7\u30e5\u30ec\u30c3\u30c0\u30fc\u90e8\u54c1\u3001\u30b7\u30e5\u30fc\u30c8<\/span><\/li>\n\n
      • \u8fb2\u696d<\/span>:\u9811\u4e08\u306a\u30d7\u30e9\u30a6\u3001\u8015\u904b\u6a5f\u3002<\/span><\/li><\/ul>

        AR450\u92fc\u677f\u4ed5\u69d8<\/span><\/h2>

        SteelPro Group\u3067\u306f\u3001\u304a\u5ba2\u69d8\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u6b63\u78ba\u306a\u8981\u4ef6\u306b\u9069\u5408\u3059\u308b\u6a19\u6e96\u30b5\u30a4\u30ba\u3068\u30ab\u30b9\u30bf\u30e0\u30ab\u30c3\u30c8\u30b5\u30a4\u30ba\u3092\u63d0\u4f9b\u3057\u3001\u6700\u5c0f\u9650\u306e\u5ec3\u68c4\u3068\u6700\u5927\u9650\u306e\u52b9\u7387\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u5f53\u793e\u306e\u30d7\u30ec\u30fc\u30c8\u306f\u3001\u4ee5\u4e0b\u3092\u542b\u3080\u56fd\u969b\u898f\u683c\u306b\u6e96\u62e0\u3057\u3066\u3044\u307e\u3059\u3002 ASTM A6\u3001EN 10029\u3001EN 10051<\/span>\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u4e00\u8cab\u3057\u305f\u54c1\u8cea\u3092\u78ba\u4fdd\u3059\u308b\u3002<\/span><\/p>

        \u30d7\u30ed\u30d1\u30c6\u30a3<\/strong><\/td>\u30e1\u30fc\u30c8\u30eb\u5358\u4f4d<\/strong><\/td>\u5e1d\u56fd\u5358\u4f4d<\/strong><\/td><\/tr>
        \u539a\u3055<\/td>6-80 mm<\/td>0.25\uff5e3.15\u30a4\u30f3\u30c1<\/td><\/tr>
        \u5e45<\/td>1500-3000 mm<\/td>60\uff5e120\u30a4\u30f3\u30c1<\/td><\/tr>
        \u9577\u3055<\/td>3000-12000 mm<\/td>10\uff5e40\u30d5\u30a3\u30fc\u30c8<\/td><\/tr><\/tbody><\/table><\/figure>

        \u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u30fb\u30aa\u30d7\u30b7\u30e7\u30f3\uff1a<\/span><\/p>

        • \u975e\u6a19\u6e96\u30b5\u30a4\u30ba<\/span>:\u539a\u3055\u3001\u5e45\u3001\u9577\u3055\u306f\u7528\u9014\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u53ef\u80fd\u3002<\/span><\/li>\n\n
        • \u30ab\u30c3\u30c8\u6e08\u307f\u5f62\u72b6<\/span>:\u30d7\u30e9\u30ba\u30de\u307e\u305f\u306f\u30ec\u30fc\u30b6\u30fc\u30ab\u30c3\u30c8\u3055\u308c\u305f\u30d7\u30ec\u30fc\u30c8\u3067\u76f4\u63a5\u53d6\u308a\u4ed8\u3051\u53ef\u80fd\u3002<\/span><\/li>\n\n
        • \u8868\u9762\u51e6\u7406<\/span>:\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\uff08\u30b7\u30e7\u30c3\u30c8\u30d6\u30e9\u30b9\u30c8\u3001\u4e0b\u5857\u308a\u306a\u3069\uff09\u3067\u8010\u98df\u6027\u3092\u5f37\u5316\u3002<\/span><\/li><\/ul>

          AR450\u92fc\u30d7\u30ed\u30bb\u30b9<\/span><\/h2>

          \u6210\u5f62\u30d7\u30ed\u30bb\u30b9<\/span><\/h3>

          AR450\u92fc\u306f\u3001\u66f2\u3052\u3001\u5727\u5ef6\u3001\u30b9\u30bf\u30f3\u30d4\u30f3\u30b0\u306a\u3069\u306e\u65b9\u6cd5\u3067\u5e38\u6e29\u3067\u51b7\u9593\u6210\u5f62\u304c\u53ef\u80fd\u3067\u3059\u3002\u786c\u5316\u3057\u305f\u8868\u9762\u306f\u5909\u5f62\u3057\u306b\u304f\u304f\u3001\u69cb\u9020\u7684\u5b8c\u5168\u6027\u3092\u7dad\u6301\u3059\u308b\u3002\u3057\u304b\u3057\u3001\u71b1\u9593\u6210\u5f62\uff08300\u00b0C \/ 570\u00b0F\u3092\u8d85\u3048\u308b\u6e29\u5ea6\uff09\u306f\u3001\u8010\u6469\u8017\u6027\u8868\u9762\u5c64\u3092\u8edf\u5316\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u907f\u3051\u308b\u3079\u304d\u3067\u3042\u308b\u3002<\/span><\/p>

          \u5207\u65ad\u5de5\u7a0b<\/span><\/h3>
          \u30d1\u30e9\u30e1\u30fc\u30bf<\/strong><\/td>\u4fa1\u5024<\/strong><\/td><\/tr>
          CEV\uff08\u70ad\u7d20\u63db\u7b97\u5024\uff09<\/td>\u6700\u59270.45<\/td><\/tr>
          CET\uff08\u81e8\u754c\u51b7\u5374\u6642\u9593\uff09<\/td>\u6700\u59270.33<\/td><\/tr>
          PCM\uff08\u5316\u5b66\u6df7\u5408\u7269\u306e\u5272\u5408\uff09<\/td>\u6700\u59270.32<\/td><\/tr><\/tbody><\/table><\/figure>
          • \u30d7\u30e9\u30ba\u30de\u307e\u305f\u306f\u30ec\u30fc\u30b6\u30fc\u5207\u65ad<\/span>:\u71b1\u5f71\u97ff\u90e8\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u6b63\u78ba\u306a\u30a8\u30c3\u30b8\u3092\u5f97\u308b\u306e\u306b\u6700\u9069\u3002<\/span><\/li>\n\n
          • \u30aa\u30ad\u30b7\u71c3\u6599\u5207\u65ad<\/span>: \u539a\u3044\u30bb\u30af\u30b7\u30e7\u30f3 (>25 mm \/ 1 \u30a4\u30f3\u30c1) \u306b\u9069\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u71b1\u5fdc\u529b\u3092\u8efd\u6e1b\u3057\u3001\u5fae\u5c0f\u4e80\u88c2\u3092\u9632\u3050\u305f\u3081\u306b 200\u00b0C (390\u00b0F) \u306b\u4e88\u71b1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/li>\n\n
          • \u30b7\u30e3\u30fc\u30ea\u30f3\u30b0<\/span>:\u5de5\u5177\u306e\u6469\u8017\u3084\u30a8\u30c3\u30b8\u306e\u5909\u5f62\u304c\u65e9\u3044\u305f\u3081\u300112mm\u4ee5\u4e0a\u306e\u539a\u677f\u306b\u306f\u63a8\u5968\u3055\u308c\u306a\u3044\u3002<\/span><\/li><\/ul>

            \u52a0\u5de5\u30d7\u30ed\u30bb\u30b9<\/span><\/h3>

            AR450\u306f\u3001\u30c9\u30ea\u30eb\u52a0\u5de5\u3001\u30b6\u30b0\u30ea\u52a0\u5de5\u3001\u30bf\u30c3\u30d4\u30f3\u30b0\u52a0\u5de5\u3001\u30d5\u30e9\u30a4\u30b9\u52a0\u5de5\u306a\u3069\u306e\u6a19\u6e96\u7684\u306a\u6a5f\u68b0\u52a0\u5de5\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u786c\u5ea6\u304c\u9ad8\u3044\u305f\u3081\u3001\u52b9\u7387\u7684\u306a\u52a0\u5de5\u3092\u884c\u3046\u306b\u306f\u3001\u8d85\u786c\u307e\u305f\u306f\u30bb\u30e9\u30df\u30c3\u30af\u30c1\u30c3\u30d7\u306e\u5de5\u5177\u304c\u5fc5\u8981\u3067\u3059\u3002<\/span><\/p>

            \u6eb6\u63a5\u30d7\u30ed\u30bb\u30b9<\/span><\/h3>

            \u4e00\u822c\u7684\u306a\u6eb6\u63a5\u65b9\u6cd5\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\uff1a<\/span><\/p>

            • \u88ab\u8986\u30a2\u30fc\u30af\u6eb6\u63a5\uff08SMAW\uff09<\/span><\/li>\n\n
            • \u30ac\u30b9\u30e1\u30bf\u30eb\u30a2\u30fc\u30af\u6eb6\u63a5\uff08GMAW\uff09<\/span><\/li><\/ul>

              \u6b6a\u307f\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3001 \u30b5\u30d6\u30de\u30fc\u30b8\u30a2\u30fc\u30af\u6eb6\u63a5\uff08SAW\uff09<\/span> \u307e\u305f\u306f \u30d5\u30e9\u30c3\u30af\u30b9\u5165\u308a\u30a2\u30fc\u30af\u6eb6\u63a5\uff08FCAW\uff09<\/span> \u3092\u52b9\u679c\u7684\u306b\u4f7f\u7528\u3067\u304d\u308b\u3002\u6eb6\u63a5\u306e\u7528\u9014\u306b\u3088\u3063\u3066\u306f\u3001\u70ad\u7d20\u542b\u6709\u91cf\u304c\u9ad8\u3044\u305f \u3081\u3001\u5272\u308c\u3092\u9632\u3050\u305f\u3081\u306b\u4e88\u71b1\u304c\u5fc5\u8981\u306a\u5834\u5408\u304c\u3042 \u308b\u3002<\/span><\/p>

              AR400 vs AR450 vs AR500\uff1a\u3069\u3046\u9078\u3076\uff1f<\/span><\/h2>

              \u8010\u78e8\u8017\u92fc\u306e\u9078\u629e\u306f\u3001\u786c\u5ea6\u3001\u6210\u5f62\u6027\u3001\u30b3\u30b9\u30c8\u306e\u30d0\u30e9\u30f3\u30b9\u306b\u3088\u3063\u3066\u6c7a\u307e\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001AR400\u3001AR450\u3001AR500\u306e\u5404\u92fc\u7a2e\u306e\u8a73\u7d30\u6bd4\u8f03\u3067\u3059\uff1a<\/p>

              \u30d7\u30ed\u30d1\u30c6\u30a3<\/strong><\/td>AR400<\/a><\/strong><\/td>AR450<\/strong><\/td>AR500<\/a><\/strong><\/td><\/tr>
              \u786c\u5ea6\uff08HB\uff09<\/td>360-440<\/td>420-470<\/td>460-544<\/td><\/tr>
              \u6210\u5f62\u6027<\/td>\u7d20\u6674\u3089\u3057\u3044<\/td>\u30b0\u30c3\u30c9<\/td>\u9650\u5b9a<\/td><\/tr>
              \u8010\u6469\u8017\u6027<\/td>\u4e2d\u7a0b\u5ea6<\/td>\u9ad8\u3044<\/td>\u975e\u5e38\u306b\u9ad8\u3044<\/td><\/tr>
              \u30b3\u30b9\u30c8<\/td>$<\/td>$$<\/td>$$$<\/td><\/tr><\/tbody><\/table><\/figure>

              \u5404\u30b0\u30ec\u30fc\u30c9\u306e\u9078\u629e\u6642\u671f<\/span><\/h3>
              • AR400:\u4f4e\uff5e\u4e2d\u7a0b\u5ea6\u306e\u78e8\u8017\uff0b\u9ad8\u3044\u6210\u5f62\u6027\u306e\u30cb\u30fc\u30ba\uff08\u8fb2\u696d\u6a5f\u68b0\u306a\u3069\uff09\u3002<\/span><\/li>\n\n
              • AR450:\u9ad8\u6469\u8017\uff0b\u4e2d\u7a0b\u5ea6\u306e\u6210\u5f62\uff0f\u6eb6\u63a5\u8981\u4ef6\uff08\u4f8b\uff1a\u6398\u524a\u6a5f\u306e\u30d0\u30b1\u30c3\u30c8\u3001\u30c0\u30f3\u30d7\u30c8\u30e9\u30c3\u30af\u306e\u8377\u53f0\uff09\u3002<\/span><\/li>\n\n
              • AR500\uff1a\u6975\u5ea6\u306e\u6469\u8017\uff0b\u6700\u5c0f\u9650\u306e\u6574\u5f62\uff08\u30d6\u30e9\u30b9\u30c8\u30ad\u30e3\u30d3\u30cd\u30c3\u30c8\u3001\u88c5\u7532\u30e1\u30c3\u30ad\u306a\u3069\uff09\u3002<\/li><\/ul>

                \u8010\u4e45\u6027\u3068\u7cbe\u5ea6\u306e\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305fAR450\u30b9\u30c1\u30fc\u30eb<\/span><\/h2>

                SteelPro Group\u3067\u306f\u3001\u8010\u4e45\u6027\u3068\u7cbe\u5ea6\u306e\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305fAR450\u30b9\u30c1\u30fc\u30eb\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u304a\u5ba2\u69d8\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304c\u6a19\u6e96\u30d7\u30ec\u30fc\u30c8\u307e\u305f\u306f\u30ab\u30b9\u30bf\u30e0\u30ab\u30c3\u30c8\u90e8\u54c1\u3092\u5fc5\u8981\u3068\u3059\u308b\u304b\u3069\u3046\u304b\u306b\u304b\u304b\u308f\u3089\u305a\u3001\u5f53\u793e\u306e\u30c1\u30fc\u30e0\u306f\u4fdd\u8a3c\u3057\u307e\u3059\uff1a<\/span><\/p>

                • \u6280\u8853\u7684\u5c02\u9580\u77e5\u8b58<\/span>:\u6750\u6599\u306e\u9078\u629e\u3001\u88fd\u9020\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c0\u30f3\u30b9\u3002<\/span><\/li>\n\n
                • \u8fc5\u901f\u306a\u30bf\u30fc\u30f3\u30a2\u30e9\u30a6\u30f3\u30c9<\/span>:\u30ed\u30b8\u30b9\u30c6\u30a3\u30af\u30b9\u3092\u6700\u9069\u5316\u3057\u3001\u7d0d\u671f\u53b3\u5b88\u3092\u5b9f\u73fe\u3002<\/span><\/li>\n\n
                • \u30b0\u30ed\u30fc\u30d0\u30eb\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9<\/span>:ASTM\u3001EN\u3001ISO\u8a8d\u8a3c\u306b\u3088\u308b\u5b8c\u5168\u306a\u30c8\u30ec\u30fc\u30b5\u30d3\u30ea\u30c6\u30a3\u3002<\/span><\/li><\/ul>

                  \u304a\u898b\u7a4d\u3082\u308a\u3084\u6280\u8853\u30b5\u30dd\u30fc\u30c8\u304c\u5fc5\u8981\u3067\u3059\u304b\uff1f<\/em><\/strong><\/span><\/p>

                  SteelPro Group\u306e\u30c1\u30fc\u30e0\u306f\u3001\u6750\u6599\u9078\u629e\u3084\u7528\u9014\u306b\u7279\u5316\u3057\u305f\u30ac\u30a4\u30c0\u30f3\u30b9\u3067\u652f\u63f4\u3059\u308b\u6e96\u5099\u304c\u6574\u3063\u3066\u3044\u307e\u3059\u3002AR450\u306e\u8981\u4ef6\u306b\u3064\u3044\u3066\u3054\u76f8\u8ac7\u304f\u3060\u3055\u3044\uff01<\/span><\/p>

                   <\/p>

                  <\/p>","protected":false},"excerpt":{"rendered":"

                  \u6bd4\u985e\u306e\u306a\u3044\u786c\u5ea6\u3068\u8010\u885d\u6483\u6027\u3092\u5099\u3048\u305fAR450\u92fc\u306f\u3001\u9271\u696d\u3084\u5efa\u8a2d\u696d\u306e\u91cd\u8ca0\u8377\u7528\u9014\u306b\u6700\u9069\u3067\u3059\u3002SteelPro Group\u306e\u6700\u9ad8\u54c1\u8cea\u92fc\u306b\u3064\u3044\u3066\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>","protected":false},"author":1,"featured_media":21408,"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":[4308],"tags":[],"class_list":["post-21407","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-alloy-steel"],"acf":[],"_links":{"self":[{"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/posts\/21407","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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/comments?post=21407"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/posts\/21407\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/media\/21408"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/media?parent=21407"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/categories?post=21407"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/tags?post=21407"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}