{"id":1802,"date":"2025-12-11T03:49:13","date_gmt":"2025-12-11T02:49:13","guid":{"rendered":"https:\/\/www.nickelcasting.com\/?p=1802"},"modified":"2026-01-30T03:04:22","modified_gmt":"2026-01-30T02:04:22","slug":"inconel-625-vs-inconel-718","status":"publish","type":"post","link":"https:\/\/www.nickelcasting.com\/ja\/inconel-625-vs-inconel-718\/","title":{"rendered":"\u30a4\u30f3\u30b3\u30cd\u30eb625\u3068\u30a4\u30f3\u30b3\u30cd\u30eb718\u306e\u6bd4\u8f03"},"content":{"rendered":"

\u6975\u9650\u306e\u51b6\u91d1\u5b66\u306e\u9818\u57df\u3067\u3001, \u30a4\u30f3\u30b3\u30cd\u30eb625<\/b> \u305d\u3057\u3066 \u30a4\u30f3\u30b3\u30cd\u30eb718<\/b> \u306f\u3001\u30cb\u30c3\u30b1\u30eb\u57fa\u8d85\u5408\u91d1\u306e\u696d\u754c\u6a19\u6e96\u3067\u3042\u308b\u3002\u3053\u308c\u3089\u306f\u30cb\u30c3\u30b1\u30eb\u3068\u30af\u30ed\u30e0\u3092\u57fa\u672c\u7d44\u6210\u3068\u3057\u3066\u3044\u308b\u304c\u3001\u5fae\u7d30\u69cb\u9020\u306e\u5f37\u5316\u30e1\u30ab\u30cb\u30ba\u30e0\u304c\u7570\u306a\u308b\u305f\u3081\u3001\u7528\u9014\u306f\u5927\u304d\u304f\u7570\u306a\u308b\u3002.<\/p>\n

\u30a8\u30f3\u30b8\u30cb\u30a2\u3084\u51b6\u91d1\u6280\u8853\u8005\u306b\u3068\u3063\u3066\u3001\u3053\u308c\u30892\u3064\u306e\u30b0\u30ec\u30fc\u30c9\u306e\u9078\u629e\u306f\u3001\u5358\u306b\u300c\u512a\u308c\u3066\u3044\u308b\u300d\u304b\u300c\u52a3\u3063\u3066\u3044\u308b\u300d\u304b\u3068\u3044\u3046\u554f\u984c\u3067\u306f\u306a\u304f\u3001 \u8010\u98df\u6027<\/b> (625) \u5bfe \u6a5f\u68b0\u7684\u5f37\u5ea6<\/b> (718).\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u51b6\u91d1\u5b66\u3001\u71b1\u5b89\u5b9a\u6027\u3001\u5207\u524a\u52a0\u5de5\u6027\u306e\u91cd\u8981\u306a\u9055\u3044\u3092\u5206\u6790\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n

\u30a4\u30f3\u30b3\u30cd\u30eb625\u3068718\u306e\u6bd4\u8f03<\/h2>\n

\u6839\u672c\u7684\u306a\u9055\u3044\u306f\u3001\u3053\u308c\u3089\u306e\u5408\u91d1\u304c\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u5f37\u5ea6\u3092\u5f97\u3066\u3044\u308b\u304b\u306b\u3042\u308b\u3002.<\/p>\n

    \n
  • \n

    \u30a4\u30f3\u30b3\u30cd\u30eb625 (UNS N06625)<\/b> \u306f\u4e3b\u306b \u56fa\u6eb6\u4f53\u5f37\u5316<\/b> \u5408\u91d1\u3002\u30cb\u30c3\u30b1\u30eb-\u30af\u30ed\u30e0\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u4e2d\u306e\u30e2\u30ea\u30d6\u30c7\u30f3(Mo)\u3068\u30cb\u30aa\u30d6(Nb)\u306e\u525b\u6027\u52b9\u679c\u306b\u3088\u308a\u5f37\u5ea6\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u5408\u91d1\u306f\u3001\u305d\u306e\u7279\u6027\u3092\u5f97\u308b\u305f\u3081\u306b\u6642\u52b9\u786c\u5316\u71b1\u51e6\u7406\u3092\u5fc5\u8981\u3068\u305b\u305a\u3001\u512a\u308c\u305f\u5ef6\u6027\u3068\u6eb6\u63a5\u6027\u3092\u4fdd\u6301\u3057\u307e\u3059\u3002.<\/p>\n<\/li>\n

  • \n

    \u30a4\u30f3\u30b3\u30cd\u30eb718\uff08UNS N07718\uff09<\/b> \u306f \u6790\u51fa\u786c\u5316<\/b> (\u6642\u52b9\u786c\u5316\uff09\u5408\u91d1\u3067\u3042\u308b\u3002\u30cb\u30aa\u30d6\u3068\u3068\u3082\u306b\u30c1\u30bf\u30f3\uff08Ti\uff09\u3068\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\uff08Al\uff09\u3092\u52a0\u3048\u308b\u3053\u3068\u3067\u3001\u30ac\u30f3\u30de\u30fb\u30c0\u30d6\u30eb\u30fb\u30d7\u30e9\u30a4\u30e0\uff08Gamma Double Prime\uff09()\u3092\u5f62\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u03b3<\/span>\u2032\u2032<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>)\u3092\u6c88\u6bbf\u3055\u305b\u308b(N<\/span>i<\/span>3<\/span><\/span><\/span><\/span>\u200b<\/span><\/span><\/span><\/span><\/span>N<\/span>b<\/span><\/span><\/span><\/span><\/span>)\u3092\u71b1\u51e6\u7406\u3059\u308b\u3002\u3053\u306e\u5fae\u7d30\u69cb\u9020\u306b\u3088\u308a\u3001\u6975\u3081\u3066\u9ad8\u3044\u964d\u4f0f\u5f37\u5ea6\u304c\u5f97\u3089\u308c\u308b\u3002.<\/p>\n<\/li>\n<\/ul>\n

    \"\"<\/h3>\n

    \u5316\u5b66\u7d44\u6210\u306e\u9055\u3044<\/h3>\n\n\n\n\n\n\n\n\n\n
    \u30a8\u30ec\u30e1\u30f3\u30c8<\/strong><\/td>\n\u30a4\u30f3\u30b3\u30cd\u30eb625\uff08\u91cd\u91cf%\uff09<\/strong><\/td>\n\u30a4\u30f3\u30b3\u30cd\u30eb718\uff08\u91cd\u91cf%\uff09<\/strong><\/td>\n\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff<\/strong><\/td>\n<\/tr>\n<\/thead>\n
    \u30cb\u30c3\u30b1\u30eb\uff08Ni\uff09<\/b><\/span><\/td>\n~58%\uff08\u6700\u5c0f\uff09<\/span><\/td>\n~50 – 55%<\/span><\/td>\n625\u306fNi\u304c\u9ad8\u304f\u8010\u98df\u6027\u306b\u512a\u308c\u308b\u3002.<\/span><\/td>\n<\/tr>\n
    \u30af\u30ed\u30e0\uff08Cr\uff09<\/b><\/span><\/td>\n20 – 23%<\/span><\/td>\n17 – 21%<\/span><\/td>\n\u3069\u3061\u3089\u3082\u8010\u9178\u5316\u6027\u306b\u512a\u308c\u3066\u3044\u308b\u3002.<\/span><\/td>\n<\/tr>\n
    \u30e2\u30ea\u30d6\u30c7\u30f3 (Mo)<\/b><\/span><\/td>\n8 – 10%<\/b><\/span><\/td>\n2.8 – 3.3%<\/span><\/td>\n\u91cd\u8981\u306a\u9055\u3044<\/b> 625\u306fMo\u304c\u9ad8\u304f\u3001\u8010\u5b54\u98df\u6027\u306b\u512a\u308c\u3066\u3044\u308b\u3002.<\/span><\/td>\n<\/tr>\n
    \u30cb\u30aa\u30d6<\/b><\/span><\/td>\n3.15 – 4.15%<\/span><\/td>\n4.75 – 5.5%<\/b><\/span><\/td>\n718\u306eNb\u304c\u9ad8\u3044\u307b\u3069\u3001\u6790\u51fa\u786c\u5316\u53cd\u5fdc\u304c\u4fc3\u9032\u3055\u308c\u308b\u3002.<\/span><\/td>\n<\/tr>\n
    \u30c1\u30bf\u30f3\/\u30a2\u30eb\u30df\u30cb\u30a6\u30e0<\/b><\/span><\/td>\n< 0.4%<\/span><\/td>\nTi: 0.65-1.15% \/ Al: 0.2-0.8%<\/b><\/span><\/td>\n718\u306e\u6642\u52b9\u786c\u5316\u30d7\u30ed\u30bb\u30b9\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u6a5f\u68b0\u7684\u7279\u6027\uff08\u6a19\u6e96\u5ba4\u6e29\uff09<\/h3>\n\n\n\n\n\n\n\n\n
    \u30d7\u30ed\u30d1\u30c6\u30a3<\/strong><\/td>\n\u30a4\u30f3\u30b3\u30cd\u30eb625 (\u30a2\u30cb\u30fc\u30eb\u51e6\u7406)<\/strong><\/td>\n\u30a4\u30f3\u30b3\u30cd\u30eb718\uff08\u6eb6\u4f53\u5316\uff0b\u6642\u52b9\u51e6\u7406\uff09<\/strong><\/td>\n<\/tr>\n<\/thead>\n
    \u964d\u4f0f\u5f37\u3055\uff080.2%\u30aa\u30d5\u30bb\u30c3\u30c8\uff09<\/b><\/span><\/td>\n414\uff5e650 MPa<\/span><\/td>\n1034\uff5e1100 MPa<\/b><\/span><\/td>\n<\/tr>\n
    \u5f15\u5f35\u5f37\u5ea6<\/b><\/span><\/td>\n827\uff5e1000 MPa<\/span><\/td>\n1240\uff5e1350 MPa<\/b><\/span><\/td>\n<\/tr>\n
    \u786c\u5ea6\uff08\u30ed\u30c3\u30af\u30a6\u30a7\u30eb\uff09<\/b><\/span><\/td>\n145\uff5e220 HB<\/span><\/td>\n331\uff5e444 HB\uff0836\uff5e44 HRC\uff09<\/span><\/td>\n<\/tr>\n
    \u4f38\u3073<\/b><\/span><\/td>\n30 \u2013 60%\uff08\u9ad8\u5ef6\u6027\uff09<\/span><\/td>\n12 – 21%<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u8a55\u6c7a\uff1a<\/b> \u6975\u7aef\u306a\u8377\u91cd\u4e0b\u3067\u306e\u69cb\u9020\u525b\u6027\u304c\u8981\u6c42\u3055\u308c\u308b\u7528\u9014\u3067\u306f\u3001\u30a4\u30f3\u30b3\u30cd\u30eb718\u306f625\u306e\u7d042\u500d\u306e\u964d\u4f0f\u5f37\u5ea6\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n

    \u30a4\u30f3\u30b3\u30cd\u30eb625\u3068718\u306e\u9ad8\u6e29\u6027\u80fd\u6bd4\u8f03<\/h2>\n

    \u3053\u308c\u3089\u306e\u5408\u91d1\u306e\u4e2d\u304b\u3089\u9078\u629e\u3059\u308b\u969b\u3001\u300c\u9ad8\u6e29\u300d\u3092\u3069\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3059\u308b\u304b\u304c\u6975\u3081\u3066\u91cd\u8981\u3067\u3042\u308b\u3002\u306a\u305c\u306a\u3089\u3001\u305d\u308c\u3089\u306e\u6027\u80fd\u66f2\u7dda\u306f 650\u00b0C<\/b>.<\/p>\n

    1.\u30af\u30ea\u30fc\u30d7\u7834\u58ca\u3068\u5f37\u5ea6\u5b89\u5b9a\u6027<\/h3>\n

    \u30a4\u30f3\u30b3\u30cd\u30eb718\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u9ad8\u5fdc\u529b\u7528\u9014\u306b\u6700\u9069\u3067\u3059\u3002 700\u00b0C<\/b>. .\u3053\u306e\u7bc4\u56f2\u5185\u3067\u3042\u308c\u3070 \u03b3<\/span>\u2032\u2032<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span> \u6790\u51fa\u7269\u306f\u8ee2\u4f4d\u306e\u79fb\u52d5\u3092\u52b9\u679c\u7684\u306b\u30d6\u30ed\u30c3\u30af\u3057\u3001\u30af\u30ea\u30fc\u30d7\u3092\u9632\u6b62\u3059\u308b\u3002\u3057\u304b\u3057\u3001700\u2103\u3092\u8d85\u3048\u308b\u3068\u3001\u3053\u308c\u3089\u306e\u6790\u51fa\u7269\u306f\u4e0d\u5b89\u5b9a\u306b\u306a\u308a\u3001\u7c97\u5927\u5316\u3057\u3066\u6a5f\u68b0\u7684\u5f37\u5ea6\u306e\u6025\u6fc0\u306a\u4f4e\u4e0b\u3092\u5f15\u304d\u8d77\u3053\u3059\u3002.<\/p>\n

    2.\u9178\u5316\u304a\u3088\u3073\u71b1\u5b89\u5b9a\u6027<\/h3>\n

    \u30a4\u30f3\u30b3\u30cd\u30eb625\u306f\u3001\u8d85\u9ad8\u6e29\uff08\u6700\u5927 982\u00b0C \/ 1800\u00b0F<\/b>).\u6790\u51fa\u7269\u3067\u306f\u306a\u304f\u56fa\u6eb6\u4f53\u5f37\u5316\u306b\u4f9d\u5b58\u3059\u308b\u305f\u3081\u3001718\u306e\u3088\u3046\u306a\u7c97\u5927\u5316\u306e\u554f\u984c\u306f\u306a\u3044\u3002\u7121\u8ca0\u8377\u307e\u305f\u306f\u6975\u7aef\u306a\u71b1\u306b\u3055\u3089\u3055\u308c\u308b\u5fdc\u529b\u306e\u4f4e\u3044\u90e8\u54c1\uff08\u6392\u6c17\u30c0\u30af\u30c8\u3084\u30d5\u30ec\u30a2\u30b9\u30bf\u30c3\u30af\u306a\u3069\uff09\u306b\u306f\u3001625\u304c\u3088\u308a\u5b89\u5168\u306a\u9078\u629e\u80a2\u3067\u3059\u3002.<\/p>\n

    3.\u6975\u4f4e\u6e29\u6027\u80fd<\/h3>\n

    \u3069\u3061\u3089\u306e\u5408\u91d1\u3082\u6975\u4f4e\u6e29\u7528\u306b\u512a\u308c\u3066\u3044\u308b\u304c\u3001\u30a4\u30f3\u30b3\u30cd\u30eb718\u306f\u7d76\u5bfe\u96f6\u5ea6\u306b\u8fd1\u3044\u6e29\u5ea6\u3067\u3082\u8106\u304f\u306a\u3089\u305a\u306b\u9ad8\u3044\u5f15\u5f35\u5f37\u5ea6\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u3001\u6975\u4f4e\u6e29\u7528\u30dc\u30eb\u30c8\u3084\u30d5\u30a1\u30b9\u30ca\u30fc\u306b\u597d\u307e\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3002.<\/p>\n

    \u30a4\u30f3\u30b3\u30cd\u30eb625 vs 718 \u9078\u3073\u65b9<\/h2>\n

    \u8abf\u9054\u6c7a\u5b9a\u3092\u5408\u7406\u5316\u3059\u308b\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306e3\u3064\u306e\u5236\u7d04\u3092\u8a55\u4fa1\u3059\u308b\uff1a<\/p>\n

    \"\"<\/p>\n

    \u30b7\u30ca\u30ea\u30aa A\uff1a\u6975\u5ea6\u306e\u8150\u98df\uff08\u6d77\u6d0b\u304a\u3088\u3073\u5316\u5b66\uff09<\/h3>\n

    \u30a4\u30f3\u30b3\u30cd\u30eb625\u3092\u304a\u9078\u3073\u304f\u3060\u3055\u3044\u3002.<\/b> \u9ad8\u3044\u30e2\u30ea\u30d6\u30c7\u30f3\u542b\u6709\u91cf(9%)\u306b\u3088\u308a\u3001625\u306e\u8010\u5b54\u98df\u6027\u7b49\u4fa1\u6570(PREN)\u306f718\u3088\u308a\u304b\u306a\u308a\u9ad8\u3044\u3002\u5869\u5316\u7269\u30a4\u30aa\u30f3\u306b\u3088\u308b\u5fdc\u529b\u8150\u98df\u5272\u308c\u306b\u306f\u307b\u3068\u3093\u3069\u5f71\u97ff\u3055\u308c\u307e\u305b\u3093\u3002.<\/p>\n

      \n
    • \n

      \u4ee3\u8868\u7684\u306a\u7528\u9014<\/i> \u6d77\u5e95\u914d\u7ba1\u3001\u9178\u51e6\u7406\u306e\u71b1\u4ea4\u63db\u5668\u3001\u6d77\u8ecd\u306e\u6392\u6c17\u30b7\u30b9\u30c6\u30e0\u3002.<\/p>\n<\/li>\n<\/ul>\n

      \u30b7\u30ca\u30ea\u30aaB\uff1a\u9ad8\u3044\u9759\u7684\uff0f\u5468\u671f\u7684\u8ca0\u8377\uff08\u822a\u7a7a\u5b87\u5b99\u3068\u30a8\u30cd\u30eb\u30ae\u30fc\uff09<\/h3>\n

      \u30a4\u30f3\u30b3\u30cd\u30eb718\u3092\u304a\u9078\u3073\u304f\u3060\u3055\u3044\u3002.<\/b> \u90e8\u54c1\u304c\u5909\u5f62\u3059\u308b\u3053\u3068\u306a\u304f\u9ad8\u56de\u8ee2\u3084\u5727\u529b\u306b\u8010\u3048\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u5834\u5408\u3001718\u306e\u964d\u4f0f\u5f37\u5ea6\u306f\u8b72\u308c\u306a\u3044\u3002.<\/p>\n

        \n
      • \n

        \u4ee3\u8868\u7684\u306a\u7528\u9014<\/i> \u30ac\u30b9\u30bf\u30fc\u30d3\u30f3\u30d6\u30ec\u30fc\u30c9\u3001\u30bf\u30fc\u30dc\u30c1\u30e3\u30fc\u30b8\u30e3\u30fc\u30ed\u30fc\u30bf\u30fc\u3001\u9ad8\u5727\u30d0\u30eb\u30d6\u3001\u30ed\u30b1\u30c3\u30c8\u30a8\u30f3\u30b8\u30f3\u306e\u30b9\u30e9\u30b9\u30c8\u30c1\u30e3\u30f3\u30d0\u30fc\u3002.<\/p>\n<\/li>\n<\/ul>\n

        \u30b7\u30ca\u30ea\u30aaC\uff1a\u52a0\u5de5\u3068\u6eb6\u63a5\u6027<\/h3>\n

        \u30a4\u30f3\u30b3\u30cd\u30eb625\u3092\u304a\u9078\u3073\u304f\u3060\u3055\u3044\u3002.<\/b> \u30a4\u30f3\u30b3\u30cd\u30eb718\u306f\u3001\u53d6\u308a\u6271\u3044\u3092\u8aa4\u308b\u3068\u3001\u6eb6\u63a5\u5f8c\u306e\u71b1\u51e6\u7406\u4e2d\u306b\u300c\u3072\u305a\u307f\u8001\u5316\u5272\u308c\u300d\u304c\u751f\u3058\u3084\u3059\u3044\u3002\u4e00\u65b9\u3001\u30a4\u30f3\u30b3\u30cd\u30eb625\u306f\u3001\u73fe\u5728\u5165\u624b\u53ef\u80fd\u306a\u8d85\u5408\u91d1\u306e\u4e2d\u3067\u6700\u3082\u6eb6\u63a5\u6027\u306b\u512a\u308c\u305f\u6750\u6599\u306e\u4e00\u3064\u3067\u3042\u308a\u3001\u7c92\u754c\u5272\u308c\u306b\u5f37\u304f\u3001\u8010\u98df\u6027\u3092\u56de\u5fa9\u3055\u305b\u308b\u305f\u3081\u306e\u6eb6\u63a5\u5f8c\u306e\u6642\u52b9\u51e6\u7406\u3092\u5fc5\u8981\u3068\u3057\u306a\u3044\u3002.<\/p>\n

        \u95a2\u9023Q&A<\/h2>\n

        1.\u30a4\u30f3\u30b3\u30cd\u30eb625\u3068718\u3067\u306f\u3001\u3069\u3061\u3089\u306e\u5408\u91d1\u306e\u65b9\u304c\u52a0\u5de5\u304c\u96e3\u3057\u3044\u3067\u3059\u304b\uff1f<\/b> \u30a4\u30f3\u30b3\u30cd\u30eb718\u306f\u4e00\u822c\u306b\u52a0\u5de5\u304c\u96e3\u3057\u3044\u3002\u6790\u51fa\u786c\u5316\u6027\u306e\u305f\u3081\u3001\u5207\u524a\u52a0\u5de5\u4e2d\u306b\u6025\u901f\u306b\u786c\u5316\u3057\u3001\u713c\u920d\u3057\u305f\u30a4\u30f3\u30b3\u30cd\u30eb625\u306b\u6bd4\u3079\u3066\u5207\u524a\u62b5\u6297\u304c\u9ad8\u304f\u306a\u308a\u3001\u5de5\u5177\u5bff\u547d\u304c\u77ed\u304f\u306a\u308b\u3002.<\/p>\n

        2.\u30a4\u30f3\u30b3\u30cd\u30eb625\u306f\u30a4\u30f3\u30b3\u30cd\u30eb718\u306e\u6eb6\u63a5\u7528\u6eb6\u52a0\u6750\u3068\u3057\u3066\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b\uff1f<\/b> \u30a4\u30f3\u30b3\u30cd\u30eb625 \u6eb6\u52a0\u6750 (ERNiCrMo-3) \u306f\u3001\u30a4\u30f3\u30b3 \u30cd\u30eb718\u90e8\u54c1\u306e\u6eb6\u63a5\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u308b\u304c\u3001\u7279\u306b \u6eb6\u63a5\u90e8\u306b\u9ad8\u3044\u5ef6\u6027\u3068\u8010\u98df\u6027\u304c\u8981\u6c42\u3055\u308c\u3001\u71b1\u5f71\u97ff\u90e8 (HAZ) \u3067\u306e\u5272\u308c\u3092\u9632\u6b62\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002.<\/p>\n

        3.\u30a4\u30f3\u30b3\u30cd\u30eb718\u306f\u78c1\u6027\u3067\u3059\u304b\uff1f<\/b> \u30a4\u30f3\u30b3\u30cd\u30eb625\u3082718\u3082\u975e\u78c1\u6027\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u6fc0\u3057\u3044\u51b7\u9593\u52a0\u5de5\u3084\u7279\u5b9a\u306e\u71b1\u51e6\u7406\u306b\u3088\u3063\u3066\u3001\u3054\u304f\u308f\u305a\u304b\u306a\u900f\u78c1\u7387\u304c\u8a98\u767a\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u307b\u3068\u3093\u3069\u306e\u5de5\u5b66\u7684\u76ee\u7684\u3067\u306f\u975e\u78c1\u6027\u3068\u307f\u306a\u3055\u308c\u307e\u3059\u3002.<\/p>","protected":false},"excerpt":{"rendered":"

        In the realm of extreme metallurgy, Inconel 625 and Inconel 718 stand as the industry standards for nickel-based superalloys. While they share a base composition of nickel and chromium, their distinct microstructural strengthening mechanisms dictate vastly different applications. For engineers and metallurgists, the choice between these two grades is rarely about “better” or “worse”\u2014it is about optimizing for corrosion resistance (625) versus mechanical strength (718). This guide analyzes the critical distinctions in metallurgy, thermal stability, and machinability. Inconel 625 vs 718 Comparison The fundamental difference lies in how these alloys achieve their strength. Inconel 625 (UNS N06625) is primarily a solid-solution strengthened alloy. It derives its strength from the stiffening […]<\/p>\n","protected":false},"author":1,"featured_media":1803,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1802","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts\/1802","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/comments?post=1802"}],"version-history":[{"count":2,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts\/1802\/revisions"}],"predecessor-version":[{"id":2552,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts\/1802\/revisions\/2552"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/media\/1803"}],"wp:attachment":[{"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/media?parent=1802"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/categories?post=1802"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/tags?post=1802"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}