{"id":2757,"date":"2026-03-06T03:20:20","date_gmt":"2026-03-06T02:20:20","guid":{"rendered":"https:\/\/www.nickelcasting.com\/?p=2757"},"modified":"2026-03-06T03:20:20","modified_gmt":"2026-03-06T02:20:20","slug":"nickel-alloy-vs-stainless-steel-2","status":"publish","type":"post","link":"https:\/\/www.nickelcasting.com\/ja\/nickel-alloy-vs-stainless-steel-2\/","title":{"rendered":"\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u3068\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u6bd4\u8f03"},"content":{"rendered":"<p data-path-to-node=\"2\">\u30a2\u30b0\u30ec\u30c3\u30b7\u30d6\u306a\u30d7\u30ed\u30bb\u30b9\u74b0\u5883\u306b\u304a\u3051\u308b\u6750\u6599\u306e\u52a3\u5316\u306f\u3001\u81f4\u547d\u7684\u306a\u6545\u969c\u304c\u767a\u751f\u3059\u308b\u524d\u306b\u660e\u3089\u304b\u306b\u306a\u308b\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u3002\u77f3\u6cb9\u5316\u5b66\u3001\u6d77\u6c34\u6de1\u6c34\u5316\u3001\u307e\u305f\u306f\u767a\u96fb\u306e\u5206\u91ce\u3067\u30b7\u30b9\u30c6\u30e0\u3092\u8a2d\u8a08\u3059\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u3068\u3063\u3066\u3001\u6b63\u3057\u3044\u5408\u91d1\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u306f\u5927\u304d\u306a\u30ea\u30b9\u30af\u3092\u4f34\u3046\u6c7a\u5b9a\u3067\u3059\u3002\u4e2d\u5fc3\u7684\u306a\u8b70\u8ad6\u306f\u3001\u3057\u3070\u3057\u3070\u7279\u5b9a\u306e\u51b6\u91d1\u7684\u95be\u5024\u306b\u96c6\u4e2d\u3057\u3066\u3044\u307e\u3059\u3002 <b data-path-to-node=\"2\" data-index-in-node=\"343\"><a href=\"https:\/\/www.nickelcasting.com\/ko\/nickel-alloy-vs-stainless-steel\/\">\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u3068\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u6bd4\u8f03<\/a><\/b> \u5883\u754c\u6761\u4ef6\u7528\u9014\u5411\u3051\u3002\u4e21\u6750\u6599\u3068\u3082\u8010\u98df\u6027\u306f\u4e0d\u52d5\u614b\u9178\u5316\u5c64\u306b\u4f9d\u5b58\u3057\u3066\u3044\u308b\u304c\u3001\u71b1\u75b2\u52b4\u3001\u5869\u5316\u7269\u8a98\u767a\u5fdc\u529b\u3001\u5f37\u9178\u6027\u30d7\u30ed\u30bb\u30b9\u6d41\u4f53\u306b\u5bfe\u3059\u308b\u57fa\u672c\u7684\u306a\u53cd\u5fdc\u306f\u3001\u4e21\u6750\u6599\u306e\u30d9\u30fc\u30b9\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306b\u3088\u3063\u3066\u6839\u672c\u7684\u306b\u7570\u306a\u3063\u3066\u3044\u308b\u3002\u3053\u308c\u3089\u306e\u6750\u6599\u306e\u80cc\u5f8c\u306b\u3042\u308b\u660e\u78ba\u306a\u51b6\u91d1\u5b66\u7684\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u81f4\u547d\u7684\u306a\u5c40\u6240\u6545\u969c\u3092\u9632\u304e\u3001\u91cd\u8981\u306a\u30a4\u30f3\u30d5\u30e9\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002.<\/p>\n<p data-path-to-node=\"3\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-2758\" src=\"http:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159.jpg\" alt=\"\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u3068\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u6bd4\u8f03\" width=\"1200\" height=\"896\" srcset=\"https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159.jpg 1200w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159-300x224.jpg 300w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159-1024x765.jpg 1024w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159-768x573.jpg 768w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159-16x12.jpg 16w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<h3 data-path-to-node=\"4\">\u51b6\u91d1\u5b66\u7684\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\uff1a\u9244\u5bfe\u30cb\u30c3\u30b1\u30eb\u30de\u30c8\u30ea\u30c3\u30af\u30b9<\/h3>\n<p data-path-to-node=\"5\">\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u3068\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u6027\u80fd\u3092\u9069\u5207\u306b\u8a55 \u4fa1\u3059\u308b\u306b\u306f\u3001\u307e\u305a\u51b6\u91d1\u6bcd\u6750\u306e\u6eb6\u5a92\u5143\u7d20\u306b\u6ce8\u76ee\u3059 \u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u3001\u6700\u4f4e10.5%\u306e\u30af\u30ed\u30e0\u3092 \u542b\u3080\u9244\u57fa\u5408\u91d1\u3067\u3042\u308b\u3002316L\u306e\u3088\u3046\u306a\u6a19\u6e96\u7684\u306a\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb\u92fc\u7a2e\u306f\u3001\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7d44\u7e54\u3092\u5b89\u5b9a\u3055\u305b\u3001\u5c40\u90e8\u7684\u306a\u8010\u98df\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u3001\u7d0410-14%\u306e\u30cb\u30c3\u30b1\u30eb\u30682-3%\u306e\u30e2\u30ea\u30d6\u30c7\u30f3\u3092\u542b\u3093\u3067\u3044\u308b\u3002\u3057\u304b\u3057\u3001\u9244\u304c\u652f\u914d\u7684\u306a\u683c\u5b50\u306f\u3001\u6975\u5ea6\u306e\u7dca\u5f35\u4e0b\u3067\u7279\u5b9a\u306e\u7834\u58ca\u30e2\u30fc\u30c9\u306b\u9665\u308a\u3084\u3059\u3044\u3002.<\/p>\n<p data-path-to-node=\"6\">\u305d\u306e\u9006\u3082\u3042\u308b\u3001, <a href=\"https:\/\/www.nickelcasting.com\/ko\/%eb%8b%88%ec%bc%88-%ed%95%a9%ea%b8%88\/\">\u30cb\u30c3\u30b1\u30eb\u5408\u91d1<\/a> (such as Inconel\u00ae, Hastelloy\u00ae, or Monel\u00ae) utilize nickel as the primary base metal rather than iron. This shift in the baseline matrix drastically alters the material&#8217;s thermodynamic stability. Nickel readily accommodates high weight percentages of alloying elements like chromium, molybdenum, and tungsten in solid solution without forming detrimental intermetallic phases (such as Sigma phase) that often plague highly alloyed stainless steels during thermal cycling.<\/p>\n<h3 data-path-to-node=\"7\">\u5b9a\u91cf\u7684\u6027\u80fd\u6bd4\u8f03<\/h3>\n<p data-path-to-node=\"8\">\u4ee5\u4e0b\u306e\u8868\u306f\u3001\u9ad8\u7d1a\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc \u3068\u6a19\u6e96\u7684\u306a\u56fa\u6eb6\u5f37\u5316\u578b\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u306e\u95be\u5024\u306e\u9055\u3044\u3092\u793a \u3057\u3066\u3044\u308b\uff1a<\/p>\n<table data-path-to-node=\"9\">\n<thead>\n<tr>\n<td><strong>\u51b6\u91d1\u30d1\u30e9\u30e1\u30fc\u30bf<\/strong><\/td>\n<td><strong>316L \u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc<\/strong><\/td>\n<td><strong>\u5408\u91d1625\uff08\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\uff09<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"9,1,0,0\"><b data-path-to-node=\"9,1,0,0\" data-index-in-node=\"0\">\u4e00\u6b21\u30d9\u30fc\u30b9\u30fb\u30a8\u30ec\u30e1\u30f3\u30c8<\/b><\/span><\/td>\n<td><span data-path-to-node=\"9,1,1,0\">\u9244\uff08Fe\uff09<\/span><\/td>\n<td><span data-path-to-node=\"9,1,2,0\">\u30cb\u30c3\u30b1\u30eb\uff08Ni\uff09<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"9,2,0,0\"><b data-path-to-node=\"9,2,0,0\" data-index-in-node=\"0\">\u516c\u79f0\u30cb\u30c3\u30b1\u30eb\u542b\u6709\u91cf<\/b><\/span><\/td>\n<td><span data-path-to-node=\"9,2,1,0\">10.0% &#8211; 14.0%<\/span><\/td>\n<td><span data-path-to-node=\"9,2,2,0\">58.0% \u6700\u5c0f<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"9,3,0,0\"><b data-path-to-node=\"9,3,0,0\" data-index-in-node=\"0\">\u30e2\u30ea\u30d6\u30c7\u30f3\u542b\u6709\u91cf<\/b><\/span><\/td>\n<td><span data-path-to-node=\"9,3,1,0\">2.0% &#8211; 3.0%<\/span><\/td>\n<td><span data-path-to-node=\"9,3,2,0\">8.0% &#8211; 10.0%<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"9,4,0,0\"><b data-path-to-node=\"9,4,0,0\" data-index-in-node=\"0\">\u6a19\u6e96\u964d\u4f0f\u5f37\u5ea6<\/b><\/span><\/td>\n<td><span data-path-to-node=\"9,4,1,0\">~170 MPa<\/span><\/td>\n<td><span data-path-to-node=\"9,4,2,0\">~414 MPa<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"9,5,0,0\"><b data-path-to-node=\"9,5,0,0\" data-index-in-node=\"0\">PREN\uff08\u8010\u5b54\u98df\u6027\uff09<\/b><\/span><\/td>\n<td><span data-path-to-node=\"9,5,1,0\">~24<\/span><\/td>\n<td><span data-path-to-node=\"9,5,2,0\">~50<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"9,6,0,0\"><b data-path-to-node=\"9,6,0,0\" data-index-in-node=\"0\">\u8010\u5869\u5316\u7269SCC\u6027<\/b><\/span><\/td>\n<td><span data-path-to-node=\"9,6,1,0\">\u4f4e\u3044\uff0860\u2103\u3092\u8d85\u3048\u308b\u71b1\u306b\u5f31\u3044\uff09<\/span><\/td>\n<td><span data-path-to-node=\"9,6,2,0\">\u9ad8\u3044\u514d\u75ab\u529b<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"9,7,0,0\"><b data-path-to-node=\"9,7,0,0\" data-index-in-node=\"0\">\u6700\u9ad8\u4f7f\u7528\u6e29\u5ea6<\/b><\/span><\/td>\n<td><span data-path-to-node=\"9,7,1,0\">~870\u2103\uff08\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u304c\u767a\u751f\u3059\u308b\uff09<\/span><\/td>\n<td><span data-path-to-node=\"9,7,2,0\">~980\u2103\uff08\u9ad8\u3044\u8010\u9178\u5316\u6027\uff09<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 data-path-to-node=\"10\">\u5869\u5316\u7269\u95be\u5024\u3068\u9ad8\u6e29\u30af\u30ea\u30fc\u30d7<\/h3>\n<p data-path-to-node=\"11\">\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3068\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u306e\u9078\u629e\u30d7\u30ed\u30bb\u30b9\u3067 \u6700\u3082\u6c7a\u5b9a\u7684\u306a\u8981\u56e0\u306e\u4e00\u3064\u306f\u3001\u5869\u5316\u7269\u5fdc\u529b\u8150\u98df \u5272\u308c(CSCC)\u73fe\u8c61\u3067\u3042\u308b\u3002\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb\u30b9\u30c6\u30f3\u30ec \u30b9\u92fc\u306f\u3001CSCC\u306b\u5f31\u3044\u3053\u3068\u3067\u6709\u540d\u3067\u3042\u308b\u3002\u30b3\u30d7\u30bd\u30f3\u66f2\u7dda\u306b\u3088\u308b\u3068\u3001\u30cb\u30c3\u30b1\u30eb\u542b\u6709\u91cf \u304c8%\u304b\u308912%\u306e\u6750\u6599\u306f\u3001\u6e29\u5869\u5316\u7269 \u74b0\u5883\u3067\u6700\u3082\u6025\u901f\u306a\u5272\u308c\u3092\u8d77\u3053\u3057\u3084\u3059\u3044\u3002\u5f15\u5f35\u5fdc\u529b\u3068\u5869\u5316\u7269\u306e\u5b58\u5728\u4e0b\u3067\u52a0\u5de5\u6e29\u5ea6\u304c 60\u2103\u3092\u8d85\u3048\u308b\u3068\u3001\u9244\u30d9\u30fc\u30b9\u306e\u683c\u5b50\u306f\u6570\u65e5\u3067\u7834\u58ca\u3055\u308c \u308b\u3002\u9ad8\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u306f\u3001\u3053\u306e\u8106\u5f31\u6027\u3092\u5b8c\u5168\u306b\u56de\u907f\u3057\u307e\u3059\u3002\u30cb\u30c3\u30b1\u30eb\u306e\u8cea\u91cf\u5206\u7387\u309242%\u4ee5\u4e0a\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u539f\u5b50\u683c\u5b50\u306f\u5869\u5316\u7269\u306b\u3088\u308b\u7d4c\u7c92\u754c\u5272\u308c\u3092\u5b9f\u8cea\u7684\u306b\u53d7\u3051\u306a\u304f\u306a\u308a\u307e\u3059\u3002.<\/p>\n<p data-path-to-node=\"12\">\u3055\u3089\u306b\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001\u30b5\u30ef\u30fc\u30ac\u30b9\u3084\u9ad8\u5869\u7d20\u9178\u6027\u306e\u6761\u4ef6\u4e0b\u3067\u306e\u6027\u80fd\u3092\u4e88\u6e2c\u3059\u308b\u305f\u3081\u306b\u3001\u8010\u5b54\u98df\u6027\u7b49\u4fa1\u6570\uff08PREN\uff09\u3092\u8a08\u7b97\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u8a08\u7b97\u5f0f\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a <span class=\"math-inline\" data-math=\"PREN = \\%Cr + 3.3 \\times \\%Mo + 16 \\times \\%N\" data-index-in-node=\"183\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">PREN<\/span><span class=\"mrel\">=<\/span><\/span><span class=\"base\"><span class=\"mord\">%<\/span><span class=\"mord mathnormal\">C<\/span><span class=\"mord mathnormal\">r<\/span><span class=\"mbin\">+<\/span><\/span><span class=\"base\"><span class=\"mord\">3.3<\/span><span class=\"mbin\">\u00d7<\/span><\/span><span class=\"base\"><span class=\"mord\">%<\/span><span class=\"mord mathnormal\">M<\/span><span class=\"mord mathnormal\">o<\/span><span class=\"mbin\">+<\/span><\/span><span class=\"base\"><span class=\"mord\">16<\/span><span class=\"mbin\">\u00d7<\/span><\/span><span class=\"base\"><span class=\"mord\">%<\/span><span class=\"mord mathnormal\">N<\/span><\/span><\/span><\/span><\/span> \u9ad8\u7d1a\u306a\u30b9\u30fc\u30d1\u30fc\u4e8c\u76f8\u92fc\u306ePREN\u306f40\u306b \u9054\u3059\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u304c\u3001\u30cb\u30c3\u30b1\u30eb\u30fb\u30e2\u30ea\u30d6\u30c7 \u30f3\u30fb\u30af\u30ed\u30e0\u5408\u91d1\u306ePREN\u306f\u65e5\u5e38\u7684\u306b50\u3092\u8d85\u3048 \u3066\u304a\u308a\u3001\u5c40\u90e8\u7684\u306a\u5b54\u98df\u306b\u5bfe\u3059\u308b\u96e3\u653b\u4e0d\u843d\u306e \u30d0\u30ea\u30a2\u3068\u306a\u3063\u3066\u3044\u308b\u3002.<\/p>\n<p data-path-to-node=\"13\">\u30ac\u30b9\u30bf\u30fc\u30d3\u30f3\u3084\u539f\u5b50\u7089\u5bb9\u5668\u3067\u306f\u3001\u8150\u98df\u3060\u3051\u3067\u306a\u304f\u3001\u71b1\u30af\u30ea\u30fc\u30d7\u304c\u6750\u6599\u306e\u9078\u629e\u3092\u5de6\u53f3\u3057\u307e\u3059\u3002\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u306f\u3001\u9244\u3092\u4e3b\u6210\u5206\u3068\u3059\u308b\u5408\u91d1\u304c\u6025\u901f\u306b\u5f15\u5f35\u5f37\u3055\u3092\u5931\u3046\u9ad8\u6e29\u4e0b\u3067\u3082\u3001\u69cb\u9020\u7684\u5b8c\u5168\u6027\u3092\u7dad\u6301\u3057\u307e\u3059\u3002\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u306e\u9762\u5fc3\u7acb\u65b9(FCC)\u69cb\u9020\u306f\u3001\u30ac\u30f3\u30de\u30d7\u30e9\u30a4\u30e0\u76f8(<span class=\"math-inline\" data-math=\"\\gamma'\" data-index-in-node=\"326\"><span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\"><span class=\"mord mathnormal\">\u03b3<\/span><span class=\"msupsub\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\">\u2032<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>)\u3067\u3042\u308a\u30011000\u2103\u3092\u8d85\u3048\u308b\u6e29\u5ea6\u3067\u5353\u8d8a\u3057\u305f\u30af\u30ea\u30fc\u30d7\u7834\u65ad\u5f37\u5ea6\u3092\u767a\u63ee\u3059\u308b\u3002.<\/p>\n<p data-path-to-node=\"14\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-2759\" src=\"http:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/160.jpg\" alt=\"\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u3068\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u6bd4\u8f03\" width=\"1200\" height=\"896\" srcset=\"https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/160.jpg 1200w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/160-300x224.jpg 300w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/160-1024x765.jpg 1024w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/160-768x573.jpg 768w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/160-16x12.jpg 16w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<h3 data-path-to-node=\"15\">\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30fb\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/h3>\n<p data-path-to-node=\"16\">\u9069\u5207\u306a\u51b6\u91d1\u5883\u754c\u3092\u6307\u5b9a\u3059\u308b\u306b\u306f\u3001\u7279\u5b9a\u306e\u5a92\u4f53\u6fc3\u5ea6\u3001\u904b\u8ee2\u6e29\u5ea6\u3001\u5fdc\u529b\u8ca0\u8377\u3092\u5206\u6790\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u9ad8\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u3067\u904e\u5270\u306a\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3092\u884c\u3046\u3068\u8cc7\u672c\u652f\u51fa\u304c\u5897\u52a0\u3057\u3001\u6a19\u6e96\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3067\u904e\u5c0f\u306a\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3092\u884c\u3046\u3068\u60b2\u60e8\u306a\u64cd\u696d\u505c\u6b62\u6642\u9593\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002\u73fe\u5728\u306e\u64cd\u696d\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u51b6\u91d1\u5b66\u7684\u306b\u7d76\u5bfe\u7684\u306a\u9650\u754c\u306b\u9054\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u300128Nickel\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30c1\u30fc\u30e0\u306b\u3054\u76f8\u8ac7\u304f\u3060\u3055\u3044\u3002\u304a\u5ba2\u69d8\u306e\u6b63\u78ba\u306a\u5316\u5b66\u74b0\u5883\u3068\u71b1\u30b5\u30a4\u30af\u30eb\u30c7\u30fc\u30bf\u3092\u8a55\u4fa1\u3057\u3001\u6b21\u306e\u91cd\u8981\u306a\u88fd\u9020\u306e\u305f\u3081\u306b\u53b3\u5bc6\u306b\u8a08\u7b97\u3055\u308c\u305f\u63a8\u5968\u6750\u6599\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n<hr data-path-to-node=\"17\" \/>\n<h3 data-path-to-node=\"18\">\u95a2\u9023Q&amp;A<\/h3>\n<p data-path-to-node=\"19\"><b data-path-to-node=\"19\" data-index-in-node=\"0\">Q: \u5727\u529b\u5bb9\u5668\u30b7\u30b9\u30c6\u30e0\u3067\u3001\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3092\u9ad8\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u306b\u6eb6\u63a5\u3067\u304d\u307e\u3059\u304b\uff1f<\/b><\/p>\n<p data-path-to-node=\"19\">A: \u306f\u3044\u3001\u7570\u7a2e\u91d1\u5c5e\u6eb6\u63a5\u306f\u4e00\u822c\u7684\u3067\u3059\u304c\u3001\u96fb\u89e3\u8150 \u98df\u3084\u71b1\u81a8\u5f35\u306e\u4e0d\u4e00\u81f4\u3092\u9632\u3050\u305f\u3081\u306b\u3001\u6b63\u78ba\u306a \u6eb6\u52a0\u6750\u306e\u9078\u629e\u304c\u5fc5\u8981\u3067\u3059\u3002\u4e00\u822c\u7684\u306b\u3001ERNiCrMo-3 (Alloy 625)\u306e\u3088\u3046\u306a\u30cb\u30c3\u30b1\u30eb\u30d9\u30fc\u30b9\u306e\u6eb6\u52a0\u6750\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u6eb6\u63a5\u30d7\u30fc\u30eb\u306b\u4e80\u88c2\u306e\u5f71\u97ff\u3092\u53d7\u3051\u3084\u3059\u3044\u5fae\u7d30\u69cb\u9020\u3092\u5f62\u6210\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u9244\u30d9\u30fc\u30b9\u306e\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u304b\u3089\u306e\u5e0c\u91c8\u3092\u5438\u53ce\u3067\u304d\u308b\u305f\u3081\u3067\u3059\u3002.<\/p>\n<p data-path-to-node=\"20\"><b data-path-to-node=\"20\" data-index-in-node=\"0\">Q: \u4e8c\u76f8\u92fc\u306f\u3001\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u306e\u4e2d\u9593\u7684\u306a\u9078\u629e\u80a2\u3068\u3057\u3066\u6709\u52b9\u3067\u3059\u304b\uff1f<\/b><\/p>\n<p data-path-to-node=\"20\">A: Duplex stainless steels (ferritic-austenitic) offer excellent chloride stress corrosion cracking resistance and higher yield strength than 300-series stainless steels, often serving as a cost-effective bridge. However, they are metallurgically limited by an upper service temperature threshold of approximately 250\u00b0C. Above this, they suffer from &#8220;475\u00b0C embrittlement,&#8221; making nickel alloys the mandatory choice for high-temperature applications.<\/p>\n<p data-path-to-node=\"21\"><b data-path-to-node=\"21\" data-index-in-node=\"0\">Q: \u30e2\u30ea\u30d6\u30c7\u30f3\u306e\u5b58\u5728\u306f\u3001\u3053\u306e2\u3064\u306e\u91d1\u5c5e\u30d5\u30a1\u30df\u30ea\u30fc\u306e\u9078\u629e\u3092\u3069\u306e\u3088\u3046\u306b\u5de6\u53f3\u3059\u308b\u306e\u3067\u3059\u304b\uff1f<\/b><\/p>\n<p data-path-to-node=\"21\">A: \u30e2\u30ea\u30d6\u30c7\u30f3\u306f\u3001\u9084\u5143\u6027\u9178\u74b0\u5883\uff08\u5869\u9178\u3084\u786b\u9178\u306a\u3069\uff09\u3067\u5c40\u90e8\u7684\u306a\u5b54\u98df\u3084\u9699\u9593\u8150\u98df\u306b\u8010\u3048\u308b\u305f\u3081\u306e\u4e3b\u8981\u306a\u539f\u52d5\u529b\u3067\u3059\u3002316L\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306eMo\u306f\u6700\u59273%\u7a0b\u5ea6\u3067\u3059\u304c\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u9ad8\u5ea6\u306a\u30cb\u30c3\u30b1\u30eb\u5408\u91d1\u306fMo\u304c\u6700\u59273%\u3067\u3059\u3002 <a href=\"https:\/\/www.nickelcasting.com\/ko\/%eb%8b%88%ec%bc%88-%ed%95%a9%ea%b8%88\/%ed%95%98%ec%8a%a4%ed%85%94%eb%a1%9c%ec%9d%b4-%eb%8b%88%ec%bc%88-%ed%95%a9%ea%b8%88\/%ed%95%98%ec%8a%a4%ed%85%94%eb%a1%9c%ec%9d%b4-c-276\/\">\u30cf\u30b9\u30c6\u30ed\u30a4 C-276<\/a> \u306f\u6700\u592716% Mo\u3092\u542b\u3080\u3002\u6d41\u4f53\u5206\u6790\u3067\u6d3b\u6027\u306a\u9084\u5143\u6027\u5869\u5316\u7269\u304c\u691c\u51fa\u3055\u308c\u305f\u5834\u5408\u3001\u5c40\u6240\u7684\u306a\u6025\u901f\u6e1b\u8089\u3092\u9632\u3050\u305f\u3081\u306b\u3001\u30cb\u30c3\u30b1\u30eb\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306e\u9ad8\u3044\u30e2\u30ea\u30d6\u30c7\u30f3\u6eb6\u89e3\u5ea6\u9650\u754c\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p>Material degradation in aggressive process environments rarely announces itself before a critical failure occurs. For engineers designing systems in petrochemical, desalination, or power generation sectors, specifying the correct alloy is a high-stakes decision. The core debate often centers on a specific metallurgical threshold: evaluating nickel alloy vs stainless steel for boundary-condition applications. While both material families rely on a passive oxide layer for corrosion resistance, their base matrices dictate fundamentally different responses to thermal fatigue, chloride-induced stress, and highly acidic process fluids. Understanding the distinct metallurgical mechanisms behind these materials is essential for preventing catastrophic localized failures and optimizing the lifecycle of critical infrastructure. Metallurgical Baselines: Iron vs. Nickel Matrices [&hellip;]<\/p>","protected":false},"author":1,"featured_media":2758,"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-2757","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"spectra_custom_meta":{"_edit_lock":["1772763482:1"],"_edit_last":["1"],"rank_math_seo_score":["71"],"rank_math_description":["Pitting failure costing you downtime? Compare nickel alloy vs stainless steel performance data to find out which material actually survives."],"rank_math_focus_keyword":["nickel alloy vs stainless steel"],"_thumbnail_id":["2758"],"_wp_page_template":["default"],"_wp_old_slug":["nickel-alloy-vs-stainless-steel"],"ilj_blacklistdefinition":["a:0:{}"],"ilj_linkdefinition":["a:1:{i:0;s:31:\"nickel alloy vs stainless steel\";}"],"rank_math_internal_links_processed":["1"],"site-sidebar-layout":["default"],"ast-site-content-layout":["default"],"site-content-style":["default"],"site-sidebar-style":["default"],"theme-transparent-header-meta":["default"],"astra-migrate-meta-layouts":["set"],"_uag_page_assets":["a:9:{s:3:\"css\";s:263:\".uag-blocks-common-selector{z-index:var(--z-index-desktop) !important}@media (max-width: 976px){.uag-blocks-common-selector{z-index:var(--z-index-tablet) !important}}@media (max-width: 767px){.uag-blocks-common-selector{z-index:var(--z-index-mobile) !important}}\n\";s:2:\"js\";s:0:\"\";s:18:\"current_block_list\";a:8:{i:0;s:11:\"core\/search\";i:1;s:10:\"core\/group\";i:2;s:12:\"core\/heading\";i:3;s:17:\"core\/latest-posts\";i:4;s:20:\"core\/latest-comments\";i:5;s:13:\"core\/archives\";i:6;s:15:\"core\/categories\";i:7;s:10:\"core\/image\";}s:8:\"uag_flag\";b:0;s:11:\"uag_version\";s:10:\"1777019846\";s:6:\"gfonts\";a:0:{}s:10:\"gfonts_url\";s:0:\"\";s:12:\"gfonts_files\";a:0:{}s:14:\"uag_faq_layout\";b:0;}"],"_elementor_page_assets":["a:0:{}"],"_uag_css_file_name":["uag-css-2757.css"]},"uagb_featured_image_src":{"full":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159.jpg",1200,896,false],"thumbnail":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159-150x150.jpg",150,150,true],"medium":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159-300x224.jpg",300,224,true],"medium_large":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159-768x573.jpg",768,573,true],"large":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159-1024x765.jpg",1024,765,true],"1536x1536":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159.jpg",1200,896,false],"2048x2048":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159.jpg",1200,896,false],"trp-custom-language-flag":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/03\/159-16x12.jpg",16,12,true]},"uagb_author_info":{"display_name":"nickel","author_link":"https:\/\/www.nickelcasting.com\/ja\/author\/nickel\/"},"uagb_comment_info":0,"uagb_excerpt":"Material degradation in aggressive process environments rarely announces itself before a critical failure occurs. For engineers designing systems in petrochemical, desalination, or power generation sectors, specifying the correct alloy is a high-stakes decision. The core debate often centers on a specific metallurgical threshold: evaluating nickel alloy vs stainless steel for boundary-condition applications. While both material&hellip;","_links":{"self":[{"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts\/2757","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=2757"}],"version-history":[{"count":1,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts\/2757\/revisions"}],"predecessor-version":[{"id":2760,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/posts\/2757\/revisions\/2760"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/media\/2758"}],"wp:attachment":[{"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/media?parent=2757"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/categories?post=2757"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ja\/wp-json\/wp\/v2\/tags?post=2757"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}