{"id":3491,"date":"2026-03-31T08:05:17","date_gmt":"2026-03-31T07:05:17","guid":{"rendered":"https:\/\/www.nickelcasting.com\/?p=3491"},"modified":"2026-03-31T08:05:17","modified_gmt":"2026-03-31T07:05:17","slug":"inconel-617-corrosion-resistance-in-sulfuric-acid","status":"publish","type":"post","link":"https:\/\/www.nickelcasting.com\/ja\/inconel-617-corrosion-resistance-in-sulfuric-acid\/","title":{"rendered":"\u30a4\u30f3\u30b3\u30cd\u30eb617\u306e\u786b\u9178\u4e2d\u3067\u306e\u8010\u98df\u6027?"},"content":{"rendered":"

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\u786b\u9178\u306e\u6761\u4ef6<\/th>\n\u5408\u91d1617\u306e\u671f\u5f85\u3055\u308c\u308b\u6319\u52d5<\/th>\n\u4e88\u60f3\u3055\u308c\u308b\u8150\u98df\u30ea\u30b9\u30af<\/th>\n\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30fb\u30b3\u30e1\u30f3\u30c8<\/th>\n<\/tr>\n<\/thead>\n
\u5e38\u6e29\u3067\u975e\u5e38\u306b\u5e0c\u8584\u306a\u9178\u3001\u30af\u30ea\u30fc\u30f3\u306a\u30b7\u30b9\u30c6\u30e0<\/td>\n\u6761\u4ef6\u4ed8\u304d\u3067\u53d7\u3051\u5165\u308c\u3089\u308c\u308b\u3053\u3068\u304c\u591a\u3044<\/td>\n\u8efd\u5ea6\u304b\u3089\u4e2d\u7a0b\u5ea6\u306e\u4e00\u822c\u7684\u8150\u98df<\/td>\n\u5b9f\u969b\u306e\u6fc3\u5ea6\u7ba1\u7406\u304a\u3088\u3073\u8868\u9762\u72b6\u614b\u3092\u78ba\u8a8d\u3057\u305f\u5f8c\u306b\u4f7f\u7528\u3059\u308b\u3002<\/td>\n<\/tr>\n
\u9ad8\u6e29\u306e\u5e0c\u9178<\/td>\n\u3057\u3070\u3057\u3070\u597d\u307e\u3057\u304f\u306a\u3044<\/td>\n\u30e6\u30cb\u30d5\u30a9\u30fc\u30e0\u653b\u6483\u306e\u6025\u5897<\/td>\n\u9ad8\u6e29\u306e\u5e0c\u786b\u9178\u306f\u3001\u30a2\u30ed\u30a4617\u306b\u3068\u3063\u3066\u6700\u3082\u5371\u967a\u306a\u6761\u4ef6\u306e\u3072\u3068\u3064\u3067\u3042\u308b\u3002<\/td>\n<\/tr>\n
\u4e2d\u9593\u6fc3\u5ea6\u3001\u4e2d\u6e29<\/td>\n\u4e0d\u5b89\u5b9a\u3001\u5316\u5b66\u7684\u4f9d\u5b58\u6027\u304c\u9ad8\u3044<\/td>\n\u4e00\u822c\u7684\u306a\u8150\u98df\u3001\u9699\u9593\u653b\u6483<\/td>\n\u308f\u305a\u304b\u306a\u5316\u5b66\u30b7\u30d5\u30c8\u304c\u6027\u80fd\u3092\u5927\u304d\u304f\u5909\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/td>\n<\/tr>\n
\u4f4e\u6e29\u3067\u6fc3\u7e2e\u3055\u308c\u305f\u9178\u3092\u3001\u53b3\u5bc6\u306a\u6c34\u5206\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3067\u4f9b\u7d66\u3059\u308b\u3002<\/td>\n\u9ad8\u6e29\u306e\u5e0c\u9178\u3088\u308a\u5b89\u5b9a\u306a\u5834\u5408\u3082\u3042\u308b\u304c\u3001\u81ea\u52d5\u7684\u306b\u5b89\u5168\u3068\u3044\u3046\u308f\u3051\u3067\u306f\u306a\u3044<\/td>\n\u6c34\u306e\u6d78\u5165\u3084\u6c5a\u67d3\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306e\u5c40\u6240\u653b\u6483<\/td>\n\u30c9\u30e9\u30a4\u307e\u305f\u306f\u30c9\u30e9\u30a4\u306b\u8fd1\u3044\u72b6\u614b\u304b\u3089\u3001\u30a6\u30a7\u30c3\u30c8\u904b\u8ee2\u306e\u30a2\u30c3\u30d7\u30bb\u30c3\u30c8\u6761\u4ef6\u3092\u4e00\u822c\u5316\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/td>\n<\/tr>\n
\u5869\u5316\u7269\u3001\u30d5\u30c3\u5316\u7269\u3001\u9178\u5316\u30fb\u9084\u5143\u6027\u6c5a\u67d3\u7269\u8cea\u3092\u542b\u3080\u9178<\/td>\n\u30c7\u30fc\u30bf\u304c\u306a\u3051\u308c\u3070\u4e88\u6e2c\u4e0d\u53ef\u80fd<\/td>\n\u5c40\u90e8\u653b\u6483\u3001\u6eb6\u63a5\u90e8\u654f\u611f\u6027<\/td>\n\u4e0d\u7d14\u7269\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306f\u3001\u516c\u79f0\u9178\u6fc3\u5ea6\u4ee5\u4e0a\u306b\u5408\u91d1\u306e\u6319\u52d5\u3092\u652f\u914d\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/td>\n<\/tr>\n
\u71b1\u7740\u8272\u307e\u305f\u306f\u7c97\u3044\u8868\u9762\u4ed5\u4e0a\u3052\u306e\u6eb6\u63a5\u90e8\u54c1<\/td>\n\u30d9\u30fc\u30b9\u30e1\u30bf\u30eb\u3088\u308a\u4f4e\u3044\u4fe1\u983c\u6027<\/td>\n\u6eb6\u63a5\u90e8\u304a\u3088\u3073HAZ\u3067\u306e\u512a\u5148\u653b\u6483<\/td>\n\u6eb6\u63a5\u5f8c\u306e\u6d17\u6d44\u3068\u4ee3\u8868\u7684\u306a\u6eb6\u63a5\u30af\u30fc\u30dd\u30f3\u306e\u30c6\u30b9\u30c8\u306f\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u3053\u306e\u8868\u3092\u8aad\u3080\u306e\u306b\u6709\u52b9\u306a\u306e\u306f\u3001\u201c\u8a31\u5bb9\u7bc4\u56f2\u5185 \u201d\u3068\u3044\u3046\u8a00\u8449\u3092\u3042\u307e\u308a\u91cd\u8996\u305b\u305a\u3001\u201c\u30a2\u30f3\u30c0\u30fc\u30fb\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb \u201d\u3068\u3044\u3046\u8a00\u8449\u3092\u91cd\u8996\u3059\u308b\u3053\u3068\u3067\u3042\u308b\u3002\u904b\u8ee2\u30a6\u30a3\u30f3\u30c9\u30a6\u304c\u72ed\u3051\u308c\u3070\u72ed\u3044\u307b\u3069\u3001\u5408\u91d1\u306e\u30de\u30fc\u30b8\u30f3\u306f\u5c11\u306a\u304f\u306a\u308b\u3002\u786b\u9178\u8ca0\u8377\u306e\u5834\u5408\u3001\u30de\u30fc\u30b8\u30f3\u306f\u91cd\u8981\u3067\u3042\u308b\u3002.<\/p>\n

\u5408\u91d1617\u3092\u6307\u5b9a\u3059\u308b\u524d\u306b\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u78ba\u8a8d\u3059\u3079\u304d\u3053\u3068<\/h2>\n

\u8a55\u4fa1\u3059\u308b\u5834\u5408 \u30a4\u30f3\u30b3\u30cd\u30eb617\u306e\u786b\u9178\u4e2d\u3067\u306e\u8010\u98df\u6027<\/strong> \u71b1\u4ea4\u63db\u5668\u3001\u30c0\u30af\u30c8\u30c8\u30e9\u30f3\u30b8\u30b7\u30e7\u30f3\u3001\u9178\u9732\u70b9\u30be\u30fc \u30f3\u3001\u539f\u5b50\u7089\u5185\u90e8\u3001\u307e\u305f\u306f\u52a0\u5de5\u5bb9\u5668\u306b\u3064\u3044\u3066\u306f\u3001\u4e00\u822c\u7684\u306a \u8150\u98df\u8a31\u5bb9\u5024\u4ee5\u4e0a\u306e\u3082\u306e\u3092\u8981\u6c42\u3059\u308b\u3053\u3068\u3002\u30d7\u30ed\u30bb\u30b9\u56fa\u6709\u306e\u5165\u529b\u3092\u8981\u6c42\u3059\u308b\u3002.<\/p>\n

\u307e\u305a\u3001\u540d\u76ee\u4e0a\u306e\u5316\u5b66\u7684\u6027\u8cea\u3067\u306f\u306a\u304f\u3001\u5b9f\u969b\u306e\u5316\u5b66\u7684\u6027\u8cea\u3092\u5b9a\u7fa9\u3059\u308b\u3002\u5de5\u5834\u304c\u5b8c\u5168\u306b\u6e05\u6d44\u306a\u786b\u9178\u3067\u64cd\u696d\u3055\u308c\u308b\u3053\u3068\u306f\u7a00\u3067\u3042\u308b\u3002\u5fae\u91cf\u306e\u5869\u5316\u7269\u3001\u9244\u5869\u3001\u89e6\u5a92\u5fae\u7c89\u3001\u786b\u9ec4\u9178\u5316\u7269\u3001\u3042\u308b\u3044\u306f\u6d17\u6d44\u6b8b\u6e23\u304c\u3001\u30dc\u30fc\u30c0\u30fc\u30e9\u30a4\u30f3\u306e\u5408\u91d1\u3092\u6545\u969c\u306b\u8ffd\u3044\u8fbc\u3080\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u7b2c\u4e8c\u306b\u3001\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u3001\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3001\u30a2\u30c3\u30d7\u30bb\u30c3\u30c8\u72b6\u614b\u3092\u542b\u3080\u6e29\u5ea6\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3092\u5b9a\u7fa9\u3059\u308b\u3002\u591a\u304f\u306e\u6545\u969c\u306f\u3001\u5b9a\u5e38\u72b6\u614b\u3067\u306f\u306a\u304f\u3001\u904e\u6e21\u72b6\u614b\u3067\u767a\u751f\u3059\u308b\u3002\u7b2c\u4e09\u306b\u3001\u52a0\u5de5\u306e\u8a73\u7d30\u3092\u542b\u3081\u308b\u3053\u3068\u3002\u6bcd\u6750\u306e\u6319\u52d5\u306f\u8a71\u306e\u4e00\u90e8\u3067\u3057\u304b\u306a\u3044\u3002\u6eb6\u63a5\u30af\u30fc\u30dd\u30f3\u3001\u9699\u9593\u30a2\u30bb\u30f3\u30d6\u30ea\u3001\u8868\u9762\u4ed5\u4e0a\u3052\u8a66\u9a13\u7247\u306f\u3001\u306f\u308b\u304b\u306b\u6709\u7528\u306a\u8a3c\u62e0\u3092\u4e0e\u3048\u308b\u3002.<\/p>\n

\u8a66\u9a13\u306e\u89b3\u70b9\u304b\u3089\u306f\u3001\u6d78\u6f2c\u30c7\u30fc\u30bf\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u306a\u5834\u5408\u304c\u3042\u308b\u3002\u30b5\u30fc\u30d3\u30b9\u306b\u3088\u3063\u3066\u306f\u3001\u6eb6\u63a5\u30af\u30fc\u30dd\u30f3\u8a66\u9a13\u3001\u30d5\u30ed\u30fc\u30eb\u30fc\u30d7\u66b4\u9732\u3001\u9732\u70b9\u8150\u98df\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u304c\u5fc5\u8981\u306a\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u306a\u6a5f\u5668\u306e\u5834\u5408\u3001\u6700\u3082\u5b89\u4fa1\u306a\u8a66\u9a13\u3067\u3082\u3001\u65e9\u671f\u306e\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u30921\u56de\u884c\u3046\u3088\u308a\u306f\u306f\u308b\u304b\u306b\u4f4e\u30b3\u30b9\u30c8\u3067\u3059\u3002.<\/p>\n

\u3067\u306f\u3001\u3069\u3046\u306a\u306e\u304b\uff1f \u30a4\u30f3\u30b3\u30cd\u30eb617\u306e\u786b\u9178\u4e2d\u3067\u306e\u8010\u98df\u6027<\/strong> \u826f\u3044\uff1f\u72ed\u3044\u610f\u5473\u3067\u306f\u305d\u3046\u304b\u3082\u3057\u308c\u306a\u3044\u3002\u5e83\u3044\u610f\u5473\u3067\u306e\u4ed5\u69d8\u3067\u306f\u3001\u305d\u308c\u306f\u9593\u9055\u3063\u305f\u8cea\u554f\u3067\u3059\u3002\u3088\u308a\u9069\u5207\u306a\u8cea\u554f\u306f\u3001\u5408\u91d1617\u304c\u304a\u5ba2\u69d8\u306e\u6b63\u78ba\u306a\u786b\u9178\u306e\u4f53\u5236\u306b\u9069\u3057\u305f\u5408\u91d1\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u591a\u304f\u306e\u6e7f\u5f0f\u786b\u9178\u7528\u9014\u3067\u306f\u3001\u6280\u8853\u8005\u306f\u6700\u7d42\u7684\u306b\u3001\u3088\u308a\u9178\u306b\u7279\u5316\u3057\u305f\u5408\u91d1\u3068\u6bd4\u8f03\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002 \u30cb\u30c3\u30b1\u30eb\u5408\u91d1<\/a> \u307e\u305f\u306f\u4ed6\u306e\u8150\u98df\u30b7\u30b9\u30c6\u30e0\u3002\u3057\u304b\u3057\u3001\u9ad8\u6e29\u3001\u8907\u96d1\u306a\u71b1\u30b5\u30a4\u30af\u30eb\u3001\u786b\u9ec4\u3092 \u542b\u3080\u30d7\u30ed\u30bb\u30b9\u3078\u306e\u66b4\u9732\u3092\u4f34\u3046\u3088\u3046\u306a\u7528\u9014\u306e \u5834\u5408\u3001Alloy 617\u306f\u3001\u5373\u5ea7\u306b\u30a4\u30a8\u30b9\u304b\u30ce\u30fc\u304b \u306e\u7b54\u3048\u3092\u51fa\u3059\u306e\u3067\u306f\u306a\u304f\u3001\u771f\u5263\u306b\u6280\u8853\u7684\u306a \u691c\u8a0e\u3092\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002.<\/p>\n

28Nickel\u3067\u306f\u3001\u6280\u8853\u30b5\u30dd\u30fc\u30c8\u304c\u4fa1\u5024\u3092\u4ed8\u52a0\u3059\u308b\u306e\u306f\u307e\u3055\u306b\u3053\u3053\u3067\u3059\u3002\u9069\u5207\u306a\u63a8\u5968\u306f\u3001\u767a\u6ce8\u66f8\u306e\u5408\u91d1\u540d\u3060\u3051\u3067\u306a\u304f\u3001\u30b5\u30fc\u30d3\u30b9\u30b1\u30df\u30b9\u30c8\u30ea\u30fc\u3001\u88fd\u9020\u306e\u8a73\u7d30\u3001\u6545\u969c\u30e2\u30fc\u30c9\u306e\u4e88\u60f3\u304b\u3089\u59cb\u307e\u308a\u307e\u3059\u3002.<\/p>\n

\"\u30a4\u30f3\u30b3\u30cd\u30eb617\u306e\u786b\u9178\u4e2d\u3067\u306e\u8010\u98df\u6027\"<\/p>\n

\u6700\u7d42\u7684\u306a\u53ce\u7a6b<\/h2>\n

\u30a4\u30f3\u30b3\u30cd\u30eb617\u306e\u786b\u9178\u4e2d\u3067\u306e\u8010\u98df\u6027<\/strong> \u306f\u3001\u4e00\u9762\u7684\u306a\u512a\u4f4d\u6027\u3092\u4e3b\u5f35\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u7ba1\u7406\u3055\u308c\u305f\u7528\u9014\u306e\u8a71\u984c\u3068\u3057\u3066\u6271\u308f\u308c\u308b\u3079\u304d\u3067\u3042\u308b\u3002\u5408\u91d1617\u306f\u3001\u5f37\u529b\u306a\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u306e\u57fa\u790e \u3068\u512a\u308c\u305f\u9ad8\u6e29\u80fd\u529b\u3092\u3082\u305f\u3089\u3059\u304c\u3001\u786b\u9178\u306e\u4f7f \u7528\u306f\u7cbe\u5bc6\u3055\u304c\u8981\u6c42\u3055\u308c\u308b\u3002\u9ad8\u6e29\u3001\u5e0c\u8584\u3001 \u6c5a\u67d3\u3001\u505c\u6ede\u3001\u7d50\u9732\u3057\u3084\u3059\u3044\u5a92\u4f53\u3067\u3042\u308c\u3070\u3001\u305d\u306e\u30ea \u30b9\u30af\u306f\u6025\u901f\u306b\u9ad8\u307e\u308a\u307e\u3059\u3002\u5b9f\u969b\u306e\u4f7f\u7528\u7bc4\u56f2\u3092\u65e9\u671f\u306b\u5b9a\u7fa9\u3059\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u30d0\u30a4\u30e4\u30fc\u306f\u3001\u3088\u308a\u826f\u3044\u5408\u91d1\u306e\u6c7a\u5b9a\u3092\u884c\u3044\u3001\u8cbb\u7528\u306e\u304b\u304b\u308b\u73fe\u5834\u3067\u306e\u4fee\u6b63\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n

\u3082\u3057\u3042\u306a\u305f\u306e\u30c1\u30fc\u30e0\u304c\u786b\u9178\u7528\u9014\u306e\u6750\u6599\u3092\u30b9\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u306e\u3067\u3042\u308c\u3070\u3001\u6700\u7d42\u8abf\u9054\u306e\u524d\u306b\u3001\u6fc3\u5ea6-\u6e29\u5ea6\u30de\u30c3\u30d7\u3001\u4e0d\u7d14\u7269\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3001\u6eb6\u63a5\u72b6\u614b\u3001\u4e88\u60f3\u3055\u308c\u308b\u30a2\u30c3\u30d7\u30bb\u30c3\u30c8\u30b7\u30ca\u30ea\u30aa\u3092\u691c\u8a0e\u3059\u308b\u306e\u304c\u6700\u77ed\u306e\u9053\u3067\u3059\u3002.<\/p>\n

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

1.\u30a4\u30f3\u30b3\u30cd\u30eb617\u306f\u786b\u9178\u4e2d\u3067\u306f316L\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3088\u308a\u512a\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/h3>\n

\u901a\u5e38\u3001\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u306e\u7dcf\u5408\u7684\u306a\u80fd\u529b\u3068\u3044\u3046\u70b9\u3067\u306f\u305d\u3046\u3067\u3001\u7279\u306b\u6e29\u5ea6\u3084\u6df7\u5408\u8150\u98df\u6761\u4ef6\u304c\u53b3\u3057\u3044\u5834\u5408\u306f\u305d\u3046\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u305d\u308c\u306f \u306a\u3044<\/strong> \u5e73\u5747\u5408\u91d1617\u306f\u3001\u81ea\u52d5\u7684\u306b\u71b1\u9593\u307e\u305f\u306f\u9084\u5143\u786b\u9178\u306e\u4f7f\u7528\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n

2.\u6eb6\u63a5\u30a4\u30f3\u30b3\u30cd\u30eb617\u306f\u786b\u9178\u8a2d\u5099\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n

\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u308b\u304c\u3001\u6eb6\u63a5\u72b6\u614b\u3092\u6ce8\u610f\u6df1\u304f \u8a55\u4fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u6eb6\u63a5\u5f8c\u306e\u6d17\u6d44\u304c\u4e0d\u5341\u5206\u306a\u5834\u5408\u3001\u71b1\u306e\u8272\u5408\u3044\u3001 \u8868\u9762\u7c97\u3055\u3001\u6eb6\u63a5\u91d1\u5c5e\u9593\u306e\u5316\u5b66\u7684\u6027\u8cea\u3001\u71b1\u5f71\u97ff\u90e8 \u306e\u6319\u52d5\u306f\u3059\u3079\u3066\u3001\u8150\u98df\u306e\u4fe1\u983c\u6027\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u53ef\u80fd \u6027\u304c\u3042\u308b\u3002.<\/p>\n

3.\u786b\u9178\u7528\u306e\u30a2\u30ed\u30a4617\u3092\u6ce8\u6587\u3059\u308b\u524d\u306b\u3001\u3069\u306e\u3088\u3046\u306a\u6280\u8853\u30c7\u30fc\u30bf\u3092\u63d0\u4f9b\u3059\u3079\u304d\u3067\u3059\u304b\uff1f<\/h3>\n

\u6700\u4f4e\u9650\u3001\u9178\u306e\u6fc3\u5ea6\u7bc4\u56f2\u3001\u5e38\u6e29\u3068\u30a2\u30c3\u30d7\u30bb\u30c3\u30c8\u6e29\u5ea6\u3001\u6d41\u901f\u3001\u4e0d\u7d14\u7269\u3001\u5869\u5316\u7269\u3084\u30d5\u30c3\u5316\u7269\u306e\u5b58\u5728\u3001\u901a\u6c17\u30ec\u30d9\u30eb\u3001\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\/\u7d50\u9732\u306e\u30ea\u30b9\u30af\u3001\u90e8\u54c1\u306e\u6eb6\u63a5\u304b\u6210\u5f62\u304b\u3002\u3053\u308c\u3089\u306e\u8a73\u7d30\u304c\u306a\u3051\u308c\u3070\u3001\u5408\u91d1\u306e\u9078\u629e\u306f\u5f53\u3066\u305a\u3063\u307d\u3046\u306e\u4f5c\u696d\u3068\u306a\u308b\u3002.<\/p>","protected":false},"excerpt":{"rendered":"

When engineers ask about Inconel 617 corrosion resistance in sulfuric acid, the honest answer is not a marketing slogan. It is a materials-selection discussion. Alloy 617 is a nickel-chromium-cobalt-molybdenum alloy best known for high-temperature strength, oxidation resistance, and metallurgical stability in severe thermal service. Those strengths are real. But sulfuric acid is not a single environment. Its aggressiveness changes sharply with concentration, temperature, aeration, contaminants, flow regime, and whether the alloy surface remains passive or is forced into active dissolution. That is where experienced selection work matters. A common mistake is to assume that because Alloy 617 performs well in hot oxidizing gas, it will automatically be reliable in wet […]<\/p>","protected":false},"author":1,"featured_media":3493,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","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":[3],"tags":[],"class_list":["post-3491","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"spectra_custom_meta":{"_edit_lock":["1774940580:1"],"_edit_last":["1"],"rank_math_internal_links_processed":["1"],"rank_math_seo_score":["69"],"rank_math_description":["Wrong alloy choices are costly. 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It is a materials-selection discussion. Alloy 617 is a nickel-chromium-cobalt-molybdenum alloy best known for high-temperature strength, oxidation resistance, and metallurgical stability in severe thermal service. Those strengths are real. But sulfuric acid is not a single…","_links":{"self":[{"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts\/3491","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=3491"}],"version-history":[{"count":2,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts\/3491\/revisions"}],"predecessor-version":[{"id":3495,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts\/3491\/revisions\/3495"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/media\/3493"}],"wp:attachment":[{"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/media?parent=3491"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/categories?post=3491"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/tags?post=3491"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}