{"id":4133,"date":"2026-05-12T10:30:08","date_gmt":"2026-05-12T09:30:08","guid":{"rendered":"https:\/\/www.nickelcasting.com\/?p=4133"},"modified":"2026-05-12T10:30:08","modified_gmt":"2026-05-12T09:30:08","slug":"nickel-200-corrosion-resistance-in-sulfuric-acid-2","status":"publish","type":"post","link":"https:\/\/www.nickelcasting.com\/ja\/nickel-200-corrosion-resistance-in-sulfuric-acid-2\/","title":{"rendered":"\u30cb\u30c3\u30b1\u30eb200\u306e\u786b\u9178\u4e2d\u3067\u306e\u8010\u98df\u6027?"},"content":{"rendered":"

\u30cb\u30c3\u30b1\u30eb200<\/a> \u786b\u9178\u4e2d\u306e\u8010\u98df\u6027\u306f\u3001\u5408\u91d1\u540d\u3060\u3051\u3067\u7b54\u3048\u3089\u308c\u308b\u554f\u984c\u3067\u306f \u3042\u308a\u307e\u305b\u3093\u3002\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u3001\u901f\u5ea6\u3001\u6c5a\u67d3\u3001\u6e29\u5ea6\u3001\u5fdc\u529b\u3001\u88fd\u9020\u30eb\u30fc\u30c8\u3001\u691c\u67fb\u898f\u5f8b\u304c\u7570\u306a\u308b\u305f\u3081\u3001\u540c\u3058\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u3067\u3082\u3001\u3042\u308b\u30d7\u30e9\u30f3\u30c8\u3067\u306f\u826f\u3044\u7d50\u679c\u3092\u51fa\u3057\u3066\u3082\u3001\u5225\u306e\u30d7\u30e9\u30f3\u30c8\u3067\u306f\u671f\u5f85\u5916\u308c\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u300128Nickel\u3067\u306f\u3001\u5408\u91d1\u306e\u9078\u5b9a\u3092\u3001\u88fd\u54c1\u306e\u30de\u30c3\u30c1\u30f3\u30b0\u3067\u306f\u306a\u304f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306e\u30ec\u30d3\u30e5\u30fc\u3068\u3057\u3066\u6271\u3063\u3066\u3044\u307e\u3059\u3002.<\/p>\n

\u5546\u53d6\u5f15\u4e0a\u306e\u30ea\u30b9\u30af\u306f\u5358\u7d14\u3067\u3001\u786b\u9178\u4e2d\u8010\u98df\u6027\u30cb\u30c3\u30b1\u30eb200\u3092\u7c21\u7565\u5316\u3057\u305f\u8868\u304b\u3089\u9078\u629e\u3057\u305f\u5834\u5408\u3001\u8cfc\u5165\u8005\u306f\u8a3c\u660e\u66f8\u4e0a\u3067\u306f\u6b63\u3057\u3044\u3088\u3046\u306b\u898b\u3048\u308b\u304c\u3001\u5b9f\u969b\u306e\u6545\u969c\u30e2\u30fc\u30c9\u306b\u5bfe\u3057\u3066\u306f\u5f31\u3044\u6750\u6599\u3092\u53d7\u3051\u53d6\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u8cfc\u5165\u8005\u306f\u3001\u6ce8\u6587\u304c\u751f\u7523\u306b\u5230\u9054\u3059\u308b\u524d\u306b\u3001\u30b5\u30fc\u30d3\u30b9\u5316\u5b66\u3001\u90e8\u54c1\u5f62\u72b6\u3001\u88fd\u9020\u30eb\u30fc\u30c8\u3001\u8a66\u9a13\u3001\u6587\u66f8\u5316\u3092\u7d50\u3073\u3064\u3051\u308b\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u5fc5\u8981\u3068\u3057\u3066\u3044\u308b\u3002.<\/p>\n

\"\u786b\u9178\u4e2d\u3067\u306e\u30cb\u30c3\u30b1\u30eb200\u306e\u8010\u98df\u6027\"<\/p>\n

\u786b\u9178\u4e2d\u3067\u306e\u8010\u98df\u6027\u30cb\u30c3\u30b1\u30eb200\u306e\u9078\u3073\u65b9<\/b><\/strong><\/h2>\n

Nickel 200 is often associated with strong resistance to caustic alkalis, but sulfuric acid is a different conversation. Nickel 200 corrosion resistance in sulfuric acid can be useful only under specific reducing, low-oxidizing conditions, and it can deteriorate quickly when oxygen, ferric ions, cupric ions, high temperature, aeration, or high velocity are present. This is why a serious material review never says ‘Nickel 200 is sulfuric-acid resistant’ without naming concentration, temperature, aeration state, and contaminants.<\/p>\n

\u8150\u98df\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u306f\u3001\u516c\u79f0\u7d14\u5ea6\u3060\u3051\u3067\u306a\u304f\u3001 \u74b0\u5883\u306b\u3088\u3063\u3066\u3082\u5236\u5fa1\u3055\u308c\u308b\u3002\u7d14\u30cb\u30c3\u30b1\u30eb\u306f\u3001\u5e0c\u8584\u3067\u8131\u6c17\u3055\u308c\u305f\u786b\u9178\u306b\u3055\u3089\u3055\u308c \u3066\u3082\u8a31\u5bb9\u3067\u304d\u308b\u5834\u5408\u304c\u3042\u308b\u304c\u3001\u9178\u5316\u6027\u306e\u9178\u3067\u306f\u53d7\u52d5 \u7684\u307e\u305f\u306f\u4fdd\u8b77\u7684\u306a\u6319\u52d5\u304c\u5d29\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u305d\u306e\u305f\u3081\u3001\u786b\u9178\u4e2d\u306e\u30cb\u30c3\u30b1\u30eb200\u306e\u8010\u98df\u6027\u306f\u3001\u5b9f\u969b\u306e\u30d7\u30e9 \u30f3\u30c8\u6761\u4ef6(\u8d77\u52d5\u9178\u7d20\u3001\u30bf\u30f3\u30af\u547c\u5438\u3001\u9178\u306e\u7d44\u6210\u3001\u5e0c\u91c8\u6c34 \u306e\u6c34\u8cea\u3001\u9244\u6c5a\u67d3\u3001\u6d17\u6d44\u85ac\u54c1)\u306b\u7167\u3089\u3057\u3066\u30c1\u30a7\u30c3\u30af\u3059\u308b \u5fc5\u8981\u304c\u3042\u308b\u3002\u308f\u305a\u304b\u306a\u9178\u5316\u5264\u306e\u6dfb\u52a0\u3067\u3001\u5224\u65ad\u304c\u4e00\u5909\u3059\u308b\u3053\u3068\u3082\u3042\u308b\u3002.<\/p>\n

\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u5f62\u72b6\u306f\u3001\u3055\u3089\u306b\u5225\u306e\u30ec\u30a4\u30e4\u30fc\u3092\u8ffd\u52a0\u3059\u308b\u3002\u30bf\u30f3\u30af\u3001\u30b7\u30fc\u30c8\u3001\u71b1\u4ea4\u63db\u5668\u90e8\u54c1\u3001\u30d1\u30a4\u30d7\u30b9\u30d7\u30fc\u30eb\u3001\u30d5\u30a1\u30b9\u30ca\u30fc\u306a\u3069\u306f\u3001\u7570\u306a\u308b\u6d41\u52d5\u3068\u9178\u7d20\u66b4\u9732\u306b\u3055\u3089\u3055\u308c\u308b\u3002\u5806\u7a4d\u7269\u306e\u4e0b\u306b\u3042\u308b\u6dc0\u307f\u30be\u30fc\u30f3\u306f\u3001\u3088\u304f\u6df7\u5408\u3055\u308c\u305f\u5bb9\u5668\u58c1\u3068\u306f\u7570\u306a\u308b\u6319\u52d5\u3092\u793a\u3059\u3053\u3068\u304c\u3042\u308b\u3002\u6eb6\u63a5\u90e8\u3001\u9699\u9593\u3001\u50b7\u306e\u3042\u308b\u8868\u9762\u3001\u6d41\u91cf\u306e\u591a\u3044\u9818\u57df \u306f\u3001\u5358\u7d14\u306a\u30cf\u30f3\u30c9\u30d6\u30c3\u30af\u8868\u3067\u306f\u4e88\u6e2c\u3067\u304d\u306a\u3044\u5c40\u90e8\u7684 \u306a\u8150\u98df\u901f\u5ea6\u3092\u751f\u3058\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u8abf\u9054\u306b\u969b\u3057\u3066\u306f\u3001\u8868\u9762\u72b6\u614b\u3001\u6eb6\u63a5\u8a08\u753b\u3001\u691c\u67fb \u7bc4\u56f2\u3001\u8150\u98df\u8a31\u5bb9\u91cf\u3092\u660e\u78ba\u306b\u5b9a\u7fa9\u3057\u305f\u4e0a\u3067\u3001\u30cb\u30c3\u30b1\u30eb 200\u3092\u6307\u5b9a\u3059\u3079\u304d\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n\n\n\n\n\n
\u9078\u629e\u8981\u56e0<\/td>\n\u6280\u8853\u7684\u7406\u7531<\/td>\n28\u30cb\u30c3\u30b1\u30eb\u304c\u78ba\u8a8d\u3059\u3079\u304d\u3053\u3068<\/td>\n<\/tr>\n
\u5e0c\u8131\u6c17\u9178<\/td>\n\u30cb\u30c3\u30b1\u30eb200\u306f\u3001\u7279\u5b9a\u306e\u9084\u5143\u6761\u4ef6\u4e0b\u3067\u4f7f\u7528\u3067\u304d\u308b\u3002<\/td>\n\u6fc3\u5ea6\u3001\u9178\u7d20\u6392\u9664\u3001\u6e29\u5ea6\u3001\u8150\u98df\u8a31\u5bb9\u91cf<\/td>\n<\/tr>\n
\u9178\u6027\u307e\u305f\u306f\u9178\u5316\u6027\u9178<\/td>\n\u9178\u5316\u7a2e\u306b\u3088\u308a\u30ea\u30b9\u30af\u304c\u6025\u4e0a\u6607\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/td>\n\u6eb6\u5b58\u9178\u7d20\u3001\u9244\u30a4\u30aa\u30f3\/\u9285\u30a4\u30aa\u30f3\u3001\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u3078\u306e\u66b4\u9732<\/td>\n<\/tr>\n
\u6e29\u5ea6<\/td>\n\u4e00\u822c\u306b\u6e29\u5ea6\u304c\u9ad8\u3044\u3068\u9178\u306b\u3088\u308b\u8150\u98df\u304c\u4fc3\u9032\u3055\u308c\u308b<\/td>\n\u52d5\u4f5c\u304a\u3088\u3073\u6d17\u6d44\u6e29\u5ea6\u7bc4\u56f2<\/td>\n<\/tr>\n
\u88fd\u9020\u6761\u4ef6<\/td>\n\u6eb6\u63a5\u90e8\u3084\u9699\u9593\u306f\u5c40\u6240\u7684\u306a\u8150\u98df\u6319\u52d5\u3092\u5909\u5316\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b<\/td>\nWPS\u3001\u8868\u9762\u4ed5\u4e0a\u3052\u3001\u9699\u9593\u8a2d\u8a08\u3001\u6eb6\u63a5\u5f8c\u306e\u30af\u30ea\u30fc\u30cb\u30f3\u30b0<\/td>\n<\/tr>\n
\u4ee3\u66ff\u5408\u91d1<\/td>\n\u6c5a\u67d3\u3055\u308c\u305f\u786b\u9178\u306b\u306f\u3001\u3088\u308a\u8010\u6027\u306e\u9ad8\u3044\u5408\u91d1\u304c\u5fc5\u8981\u306a\u5834\u5408\u304c\u3042\u308b\u3002<\/td>\n\u5408\u91d120\u3001\u5408\u91d1825\u3001C276\u3001\u5869\u5316\u7269\u542b\u6709\u91cf\u3001\u30b3\u30b9\u30c8\u898b\u76f4\u3057<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u30cb\u30c3\u30b1\u30eb200\u786b\u9178\u306e\u6319\u52d5\u306b\u95a2\u3059\u308b\u691c\u67fb\u7d50\u679c<\/b><\/strong><\/h2>\n

\u786b\u9178\u4e2d\u306e\u8010\u98df\u6027\u30cb\u30c3\u30b1\u30eb200\u306b\u3064\u3044\u3066\u306f\u3001\u6750\u6599\u304c\u5207\u65ad\u307e\u305f\u306f\u68b1\u5305\u3055\u308c\u308b\u524d\u306b\u691c\u67fb\u3092\u958b\u59cb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u5be9\u67fb\u62c5\u5f53\u8005\u306f\u3001\u5408\u91d1\u7b49\u7d1a\u3001\u30d2\u30fc\u30c8\u756a\u53f7\u3001\u7d0d\u5165\u6761\u4ef6\u3001\u88fd\u54c1\u5f62\u614b\u3001\u30b5\u30fc\u30d3\u30b9\u30ce\u30fc\u30c8\u3092\u767a\u6ce8\u66f8\u306b\u6dfb\u4ed8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u8a3c\u660e\u66f8\u3060\u3051\u3067\u3082\u6709\u7528\u3067\u3059\u304c\u3001\u9078\u629e\u3057\u305f\u6750\u6599\u304c\u305d\u306e\u5730\u57df\u306e\u8150\u98df\u30e1\u30ab\u30cb\u30ba\u30e0\u306b\u9069\u5408\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n

\u6587\u66f8\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u306f\u3001\u5316\u5b66\u5206\u6790\u3001\u70ad\u7d20\u30ec\u30d9\u30eb\u3001\u6a5f\u68b0\u7684\u7279\u6027\u3001\u7d0d\u5165\u6761\u4ef6\u3001PMI\uff08\u30cb\u30c3\u30b1\u30eb200\u306e\u5834\u5408\uff09\u53ca\u3073 \u30cb\u30c3\u30b1\u30eb 201<\/a> \u306e\u4e21\u65b9\u304c\u6271\u308f\u308c\u3001\u8868\u9762\u691c\u67fb\u5199\u771f\u3082\u63b2\u8f09\u3055\u308c\u3066\u3044\u308b\u3002\u786b\u9178\u4e2d\u3067\u306e\u30cb\u30c3\u30b1\u30eb200\u306e\u8010\u98df\u6027\u3082\u3001\u8cfc\u5165\u8005\u307e \u305f\u306f\u6280\u8853\u8005\u306e\u66f8\u9762\u306b\u3088\u308b\u30b5\u30fc\u30d3\u30b9\u30ce\u30fc\u30c8\u304c\u5fc5 \u8981\u3067\u3042\u308b\u3002\u306a\u305c\u306a\u3089\u3001\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u306f\u6750\u6599\u540d\u304b \u3089\u9178\u6fc3\u5ea6\u3084\u9178\u5316\u7a2e\u3092\u63a8\u6e2c\u3067\u304d\u306a\u3044\u304b\u3089\u3067\u3042\u308b\u3002\u8010\u7528\u5e74\u6570\u304c\u4e0d\u660e\u78ba\u306a\u5834\u5408\u306f\u3001\u52a0\u5de5\u524d\u306b\u8150\u98df \u8a66\u9a13\u3092\u5b9f\u65bd\u3059\u308b\u304b\u3001\u3088\u308a\u8010\u6027\u306e\u9ad8\u3044\u5408\u91d1\u3092\u691c\u8a0e\u3059 \u3079\u304d\u3067\u3042\u308b\u3002.<\/p>\n

\u8cac\u4efb\u3042\u308b\u4f9b\u7d66\u696d\u8005\u306f\u3001\u672a\u77e5\u306e\u786b\u9178\u306b\u30cb\u30c3\u30b1\u30eb200\u3092\u904e\u5270\u306b\u8ca9\u58f2\u3059\u308b\u3053\u3068\u306f\u306a\u3044\u3002\u786b\u9178\u4e2d\u3067\u306e\u30cb\u30c3\u30b1\u30eb200\u306e\u8010\u98df\u6027\u306f\u3001\u6761\u4ef6\u4ed8\u304d \u306e\u7279\u6027\u3067\u3042\u308a\u3001\u4e07\u80fd\u306e\u4fdd\u8a3c\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u300228Nickel\u306f\u3001\u786b\u9178\u306b\u5869\u5316\u7269\u3001\u9178\u5316\u5264\u3001\u9ad8\u6e29\u304c\u542b\u307e\u308c\u308b\u5834 \u5408\u3001\u30cb\u30c3\u30b1\u30eb200\u3068\u5408\u91d120\u3001\u5408\u91d1825\u3001C276\u3001\u307e \u305f\u306f\u305d\u306e\u4ed6\u306e\u5019\u88dc\u3092\u6bd4\u8f03\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u6700\u3082\u5b89\u5168\u306a\u8cfc\u5165\u306f\u3001\u6750\u6599\u304c\u653e\u51fa\u3055\u308c\u308b\u524d\u306b\u3001\u5316\u5b66\u7684\u6027\u8cea\u3001\u6e29\u5ea6\u3001\u88fd\u9020\u30eb\u30fc\u30c8\u304c\u78ba\u8a8d\u3067\u304d\u308b\u3082\u306e\u3067\u3059\u3002.<\/p>\n

\"\u786b\u9178\u4e2d\u3067\u306e\u30cb\u30c3\u30b1\u30eb200\u306e\u8010\u98df\u6027\"<\/p>\n

\u7d50\u8ad6<\/b><\/strong><\/h2>\n

\u786b\u9178\u4e2d\u3067\u306e\u30cb\u30c3\u30b1\u30eb200\u306e\u8010\u98df\u6027\u306b\u95a2\u3059\u308b\u6b63\u3057\u3044\u7b54\u3048\u306f\u3001\u30b9\u30ed\u30fc\u30ac\u30f3\u3067\u306f\u306a\u304f\u3001\u7ba1\u7406\u3055\u308c\u305f\u6c7a\u5b9a\u3067\u3042\u308b\u3002\u30d0\u30a4\u30e4\u30fc\u306f\u5316\u5b66\u7684\u6027\u8cea\u3001\u6e29\u5ea6\u3001\u4e0d\u7d14\u7269\u3001\u5fdc\u529b\u72b6\u614b\u3001\u88fd\u54c1\u5f62\u614b\u3001\u6eb6\u63a5\u307e\u305f\u306f\u52a0\u5de5\u30eb\u30fc\u30c8\u3001\u691c\u67fb\u7bc4\u56f2\u3001\u8a3c\u660e\u66f8\u306e\u8981\u4ef6\u306a\u3069\u3092\u4e00\u7dd2\u306b\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u8a73\u7d30\u304c\u660e\u78ba\u3067\u3042\u308c\u3070\u300128Nickel\u306f\u4ee5\u4e0b\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u6750\u6599<\/a> \u627f\u8a8d\u304c\u3088\u308a\u7c21\u5358\u3067\u3001\u691c\u67fb\u304c\u3088\u308a\u7c21\u5358\u3067\u3001\u8981\u6c42\u306e\u53b3\u3057\u3044\u30b5\u30fc\u30d3\u30b9\u3067\u306e\u53d6\u308a\u4ed8\u3051\u304c\u3088\u308a\u5b89\u5168\u306a\u3082\u306e\u3002.<\/p>\n

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

Q1: \u30cb\u30c3\u30b1\u30eb200\u306f\u786b\u9178\u306b\u4f7f\u3048\u307e\u3059\u304b\uff1f<\/strong><\/p>\n

\u7279\u5b9a\u306e\u6761\u4ef6\u4e0b\u3067\u306e\u307f\u3002\u786b\u9178\u4e2d\u3067\u306e\u30cb\u30c3\u30b1\u30eb200\u306e\u8010\u98df\u6027\u306f\u3001\u6fc3\u5ea6\u3001\u6e29\u5ea6\u3001\u901a\u6c17\u3001\u9178\u5316\u6027\u6c5a\u67d3\u7269\u8cea\u306b\u5f37\u304f\u4f9d\u5b58\u3059\u308b\u3002.<\/p>\n

Q2\uff1a\u9178\u7d20\u306f\u306a\u305c\u91cd\u8981\u306a\u306e\u3067\u3059\u304b\uff1f<\/strong><\/p>\n

\u9178\u7d20\u3084\u9178\u5316\u30a4\u30aa\u30f3\u306f\u9178\u74b0\u5883\u3092\u5909\u5316\u3055\u305b\u3001\u7d14\u30cb\u30c3\u30b1\u30eb\u306e \u8150\u98df\u30ea\u30b9\u30af\u3092\u9ad8\u3081\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u30bf\u30f3\u30af\u30d6\u30ea\u30fc\u30b8\u30f3\u30b0\u3001\u59cb\u52d5\u6642\u3001\u6c5a\u67d3\u3055\u308c\u305f\u9178\u3092\u898b\u76f4\u3059\u5fc5\u8981\u304c\u3042\u308b\u3002.<\/p>\n

Q3: \u4ed6\u306e\u5408\u91d1\u306f\u3044\u3064\u9078\u3076\u3079\u304d\u3067\u3059\u304b\uff1f<\/strong><\/p>\n

\u786b\u9178\u304c\u9ad8\u6e29\u3001\u901a\u6c17\u6027\u3001\u5869\u5316\u7269\u542b\u6709\u3001\u9178\u5316\u6027\u3001\u9244\u30a4\u30aa\u30f3\u3084\u9285\u30a4\u30aa\u30f3\u3067\u6c5a\u67d3\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001Alloy 20\u3001Alloy 825\u3001C276\u3001\u307e\u305f\u306f\u4ed6\u306e\u9069\u683c\u306a\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>","protected":false},"excerpt":{"rendered":"

Nickel 200 corrosion resistance in sulfuric acid is not a question that should be answered by alloy name alone. In real projects, the same nickel alloy can perform well in one plant and disappoint in another because velocity, contamination, temperature, stress, fabrication route, and inspection discipline are different. That is why 28Nickel treats alloy selection as an engineering review, not a quick product match. The commercial risk is simple: if nickel 200 corrosion resistance in sulfuric acid is selected from a simplified table, the buyer may receive material that looks correct on the certificate but is weak against the actual failure mode. Engineers and purchasers need a package that links […]<\/p>","protected":false},"author":1,"featured_media":4134,"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-4133","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"spectra_custom_meta":{"_edit_lock":["1778578072:1"],"_edit_last":["1"],"rank_math_internal_links_processed":["1"],"rank_math_seo_score":["73"],"rank_math_focus_keyword":["nickel 200 corrosion resistance in sulfuric acid"],"rank_math_description":["Sulfuric acid can turn Nickel 200 risky. 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In real projects, the same nickel alloy can perform well in one plant and disappoint in another because velocity, contamination, temperature, stress, fabrication route, and inspection discipline are different. That is why 28Nickel treats alloy selection…","_links":{"self":[{"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts\/4133","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=4133"}],"version-history":[{"count":2,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts\/4133\/revisions"}],"predecessor-version":[{"id":4137,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts\/4133\/revisions\/4137"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/media\/4134"}],"wp:attachment":[{"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/media?parent=4133"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/categories?post=4133"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/tags?post=4133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}