{"id":8088,"date":"2026-06-29T03:29:07","date_gmt":"2026-06-29T03:29:07","guid":{"rendered":"https:\/\/partsmastery.com\/?p=8088"},"modified":"2026-06-29T03:29:07","modified_gmt":"2026-06-29T03:29:07","slug":"630-stainless-steel%ef%bc%8817-4-ph%ef%bc%89-properties-heat-treatment-applications","status":"publish","type":"post","link":"https:\/\/partsmastery.com\/ja\/630-stainless-steel%ef%bc%8817-4-ph%ef%bc%89-properties-heat-treatment-applications\/","title":{"rendered":"630\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\uff0817-4 PH\uff09\uff1a\u7279\u6027\u3001\u71b1\u51e6\u7406\u304a\u3088\u3073\u7528\u9014"},"content":{"rendered":"<p><!-- Insert featured image: Close-up shot of precision-machined 630 stainless steel parts (brand logo removed) --><\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-8090\" src=\"https:\/\/partsmastery.com\/wp-content\/uploads\/2026\/06\/A.png\" alt=\"\" width=\"700\" height=\"393\" 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630\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u57fa\u672c\u5b9a\u7fa9\u3068\u76f8\u5f53\u30b0\u30ec\u30fc\u30c9<\/h2>\n<p>630\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u3001\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u7cfb\u6790\u51fa\u786c\u5316\u578b\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u4ee3\u8868\u7684\u306a\u30b0\u30ec\u30fc\u30c9\u3067\u3042\u308a\u3001\u696d\u754c\u3067\u306f\u3088\u308a\u4e00\u822c\u7684\u306b <strong>17-4 PH\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc<\/strong>. \u3002\u3053\u308c\u306f\u3001\u56fd\u969b\u898f\u683c\u306e\u30b0\u30ec\u30fc\u30c9\u3067\u3042\u308bEN 1.4542\u304a\u3088\u3073UNS S17400\u306b\u76f4\u63a5\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u8abf\u9054\u66f8\u985e\u3084\u56f3\u9762\u306e\u6ce8\u8a18\u306b\u304a\u3044\u3066\u3001\u3053\u308c\u3089\u306e\u540d\u79f0\u3092\u4e92\u63db\u7684\u306b\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p>\u5f93\u6765\u306e\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3068\u306f\u7570\u306a\u308a\u3001\u3053\u306e\u6750\u6599\u306f\u5f37\u5316\u306e\u305f\u3081\u306b\u70ad\u5316\u7269\u306e\u6790\u51fa\u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u305b\u3093\u3002 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15.0\uff5e17.5%\uff1a\u4e0d\u52d5\u614b\u9178\u5316\u76ae\u819c\u3092\u5f62\u6210\u3057\u3001\u57fa\u672c\u7684\u306a\u8150\u98df\u9632\u6b62\u52b9\u679c\u3092\u3082\u305f\u3089\u3059\u4e2d\u6838\u5143\u7d20<\/li>\n<li>\u30cb\u30c3\u30b1\u30eb\uff08Ni\uff093.0\uff5e5.0%\uff1a\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u7d44\u7e54\u3092\u5b89\u5b9a\u5316\u3055\u305b\u3001\u4f4e\u6e29\u976d\u6027\u304a\u3088\u3073\u7d44\u7e54\u306e\u5747\u4e00\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b<\/li>\n<li>\u9285\uff08Cu\uff093.0\u20135.0%\uff1a\u6790\u51fa\u786c\u5316\u306e\u4e3b\u56e0\u3068\u306a\u308b\u5143\u7d20\u3002\u6642\u52b9\u51e6\u7406\u4e2d\u306b\u03b5-Cu\u30ca\u30ce\u76f8\u3092\u5f62\u6210\u3057\u3001\u5f37\u5ea6\u5411\u4e0a\u306e\u4e3b\u306a\u8981\u56e0\u3068\u306a\u308b\u3002<\/li>\n<li>\u30cb\u30aa\u30d6\uff08Nb\uff090.15\uff5e0.45%\uff1a\u7d50\u6676\u7c92\u5f84\u3092\u5fae\u7d30\u5316\u3057\u3001\u6642\u52b9\u4e2d\u306e\u7d50\u6676\u7c92\u6210\u9577\u3092\u6291\u5236\u3057\u3001\u5f37\u5ea6\u3068\u976d\u6027\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u6700\u9069\u5316\u3059\u308b<\/li>\n<\/ul>\n<p>\u51b6\u91d1\u5b66\u7684\u89b3\u70b9\u304b\u3089\u898b\u308b\u3068\u3001\u3053\u306e\u5f37\u5316\u30d7\u30ed\u30bb\u30b9\u306f2\u3064\u306e\u660e\u78ba\u306a\u6bb5\u968e\u3092\u7d4c\u3066\u9032\u884c\u3057\u307e\u3059\u3002\u307e\u305a\u3001\u6eb6\u4f53\u5316\u51e6\u7406\u306b\u3088\u3063\u3066\u92fc\u4e2d\u306b\u904e\u98fd\u548c\u306e\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u7d44\u7e54\u304c\u5f62\u6210\u3055\u308c\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u4f4e\u6e29\u6642\u52b9\u51e6\u7406\u306b\u3088\u308a\u3001\u5747\u4e00\u306b\u5206\u6563\u3057\u305f\u9285\u306b\u5bcc\u3080\u76f8\u306e\u5f62\u6210\u304c\u5f15\u304d\u8d77\u3053\u3055\u308c\u3001\u5236\u5fa1\u53ef\u80fd\u306a\u5f37\u5ea6\u306e\u5411\u4e0a\u304c\u3082\u305f\u3089\u3055\u308c\u307e\u3059\u3002 \u540c\u6642\u306b\u3001\u30af\u30ed\u30e0\u306e\u4e0d\u52d5\u614b\u5316\u52b9\u679c\u306b\u3088\u308a\u3001\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u6838\u3068\u306a\u308b\u8010\u98df\u6027\u304c\u7dad\u6301\u3055\u308c\u3001\u5f37\u5ea6\u3068\u8010\u98df\u6027\u3092\u517c\u306d\u5099\u3048\u305f\u4e8c\u91cd\u306e\u6027\u80fd\u57fa\u76e4\u304c\u5f62\u6210\u3055\u308c\u308b\u3002.<\/p>\n<h2>3. \u4e3b\u8981\u306a\u6027\u80fd\u7279\u6027<\/h2>\n<h3>3.1 \u5f37\u5ea6\u3068\u786c\u5ea6\u306e\u67d4\u8edf\u306a\u8abf\u6574<\/h3>\n<p>\u6eb6\u4f53\u5316\u713c\u920d\u72b6\u614b\u306b\u304a\u3044\u3066\u3001630\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u786c\u5ea6\u306f\u304a\u3088\u305dHRC 28\uff5e32\u3001\u5f15\u5f35\u5f37\u5ea6\u306f\u7d04750\uff5e850 MPa\u3068\u306a\u308a\u307e\u3059\u3002 \u30d4\u30fc\u30af\u6642\u52b9\u51e6\u7406\u3092\u65bd\u3059\u3068\u3001\u786c\u5ea6\u306fHRC 40\uff5e45\u307e\u3067\u4e0a\u6607\u3057\u3001\u5f15\u5f35\u5f37\u5ea6\u306f1100\uff5e1300 MPa\u306b\u9054\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001304\u3084316\u306a\u3069\u306e\u5f93\u6765\u306e\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3092\u306f\u308b\u304b\u306b\u4e0a\u56de\u308b\u5024\u3067\u3059\u3002 \u3053\u306e\u305f\u3081\u3001\u30e1\u30fc\u30ab\u30fc\u306f\u3053\u308c\u3092\u69cb\u9020\u7528\u8010\u8377\u91cd\u6750\u6599\u3068\u3057\u3066\u76f4\u63a5\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<h3>3.2 \u4e2d\u7a0b\u5ea6\u304b\u3089\u826f\u597d\u306a\u8010\u98df\u6027<\/h3>\n<p>\u5c4b\u5916\u3001\u6de1\u6c34\u3001\u5f31\u9178\u306a\u3069\u306e\u8efd\u5ea6\u306e\u8150\u98df\u74b0\u5883\u306b\u304a\u3044\u3066\u3001630\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f304\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3068\u540c\u7b49\u306e\u8010\u98df\u6027\u3092\u767a\u63ee\u3057\u3001410\u3084420\u306a\u3069\u306e\u4e00\u822c\u7684\u306a\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u7cfb\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3088\u308a\u3082\u660e\u3089\u304b\u306b\u512a\u308c\u305f\u6027\u80fd\u3092\u793a\u3057\u307e\u3059\u3002 \u3068\u306f\u3044\u3048\u3001\u5869\u5316\u7269\u30a4\u30aa\u30f3\u6fc3\u5ea6\u304c\u9ad8\u3044\u74b0\u5883\u3084\u3001\u5f37\u9178\u3001\u5f37\u30a2\u30eb\u30ab\u30ea\u304c\u5b58\u5728\u3059\u308b\u5f37\u3044\u8150\u98df\u74b0\u5883\u3067\u306f\u3001316\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306b\u306f\u53ca\u3070\u305a\u3001\u9577\u671f\u306b\u308f\u305f\u308a\u66dd\u9732\u3055\u308c\u308b\u3068\u5b54\u98df\u306e\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u3053\u306e\u6750\u6599\u3092\u9078\u5b9a\u3059\u308b\u969b\u306b\u306f\u3001\u4f7f\u7528\u6761\u4ef6\u306e\u9650\u754c\u3092\u660e\u78ba\u306b\u5b9a\u7fa9\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>3.3 \u30d0\u30e9\u30f3\u30b9\u304c\u53d6\u308c\u305f\u5f37\u3055\u3068\u30bf\u30d5\u30cd\u30b9<\/h3>\n<p>\u540c\u3058\u786c\u5ea6\u30ec\u30d9\u30eb\u306e\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u7cfb\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3068\u6bd4\u8f03\u3057\u3066\u3082\u3001630\u306f\u9069\u5207\u306a\u6642\u671f\u306b\u884c\u308f\u308c\u305f\u6642\u52b9\u51e6\u7406\u306e\u5f8c\u3082\u9ad8\u3044\u885d\u6483\u976d\u6027\u3092\u7dad\u6301\u3057\u3066\u304a\u308a\u3001\u9ad8\u786c\u5ea6\u6750\u6599\u306b\u3042\u308a\u304c\u3061\u306a\u8106\u6027\u7834\u58ca\u306e\u6b20\u70b9\u3092\u56de\u907f\u3057\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u4ea4\u4e92\u8377\u91cd\u3084\u885d\u6483\u6761\u4ef6\u306b\u3082\u78ba\u5b9f\u306b\u8010\u3048\u308b\u305f\u3081\u3001\u6a5f\u68b0\u69cb\u9020\u90e8\u54c1\u3084\u8ef8\u90e8\u54c1\u306b\u6700\u9069\u306a\u6750\u6599\u3068\u8a00\u3048\u307e\u3059\u3002.<\/p>\n<h3>3.4 \u512a\u308c\u305f\u5bf8\u6cd5\u5b89\u5b9a\u6027<\/h3>\n<p>630\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u6642\u52b9\u51e6\u7406\u306f\u4f4e\u6e29\u3067\u884c\u308f\u308c\u308b\u305f\u3081\u3001\u71b1\u51e6\u7406\u4e2d\u306e\u90e8\u54c1\u306e\u5909\u5f62\u306f\u6700\u5c0f\u9650\u306b\u6291\u3048\u3089\u308c\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u9ad8\u6e29\u713c\u5165\u308c\u3092\u884c\u3046\u5f93\u6765\u306e\u5408\u91d1\u92fc\u306b\u6bd4\u3079\u3001\u306f\u308b\u304b\u306b\u512a\u308c\u305f\u5bf8\u6cd5\u5b89\u5b9a\u6027\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002 \u7cbe\u5ea6\u8981\u4ef6\u304c\u53b3\u3057\u3044\u7cbe\u5bc6\u90e8\u54c1\u306e\u5834\u5408\u3001\u52a0\u5de5\u62c5\u5f53\u8005\u306f\u308f\u305a\u304b\u306a\u5909\u5f62\u3092\u88dc\u6b63\u3059\u308b\u305f\u3081\u306b\u52a0\u5de5\u4f59\u91cf\u3092\u5c11\u3057\u591a\u3081\u306b\u78ba\u4fdd\u3057\u3066\u304a\u3051\u3070\u3001\u6642\u52b9\u51e6\u7406\u5f8c\u306e\u5927\u5e45\u306a\u624b\u76f4\u3057\u3092\u884c\u3046\u3053\u3068\u306a\u304f\u3001\u516c\u5dee\u76ee\u6a19\u3092\u9054\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n<h2>4. \u71b1\u51e6\u7406\u4ed5\u69d8\u3068\u6027\u80fd\u306e\u9055\u3044<\/h2>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-8091\" src=\"https:\/\/partsmastery.com\/wp-content\/uploads\/2026\/06\/B.png\" alt=\"\" width=\"700\" height=\"393\" srcset=\"https:\/\/partsmastery.com\/wp-content\/uploads\/2026\/06\/B.png 700w, https:\/\/partsmastery.com\/wp-content\/uploads\/2026\/06\/B-300x168.png 300w, https:\/\/partsmastery.com\/wp-content\/uploads\/2026\/06\/B-18x10.png 18w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p><!-- Insert image: Schematic diagram of 630 stainless steel heat treatment process curve (brand logo removed) --><\/p>\n<p>\u71b1\u51e6\u7406\u3092\u884c\u3046\u3053\u3068\u3067\u3001630\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u6027\u80fd\u3092\u6700\u5927\u9650\u306b\u5f15\u304d\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4e00\u9023\u306e\u5de5\u7a0b\u306f\u3001\u6eb6\u4f53\u5316\u51e6\u7406\u3068\u6642\u52b9\u51e6\u7406\u3068\u3044\u30462\u3064\u306e\u4e3b\u8981\u306a\u30b9\u30c6\u30c3\u30d7\u306b\u5206\u304b\u308c\u307e\u3059\u3002\u6700\u3082\u91cd\u8981\u306a\u70b9\u306f\u3001\u6642\u52b9\u51e6\u7406\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u6b21\u7b2c\u3067\u3001\u6700\u7d42\u7684\u306a\u6a5f\u68b0\u7684\u7279\u6027\u304c\u76f4\u63a5\u6c7a\u307e\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002.<\/p>\n<h3>4.1 \u6eb6\u6db2\u51e6\u7406\uff08\u524d\u51e6\u7406\u5de5\u7a0b\uff09<\/h3>\n<p>\u6a19\u6e96\u7684\u306a\u5de5\u7a0b\u3067\u306f\u3001\u90e8\u54c1\u30921030\uff5e1050\u00b0C\u3067\u4fdd\u6301\u3057\u305f\u5f8c\u3001\u7a7a\u6c17\u307e\u305f\u306f\u6cb9\u3067\u51b7\u5374\u3057\u307e\u3059\u3002\u3053\u306e\u5de5\u7a0b\u306b\u3088\u308a\u3001\u5408\u91d1\u5143\u7d20\u304c\u91d1\u5c5e\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306b\u5b8c\u5168\u306b\u6eb6\u89e3\u3057\u3001\u5747\u4e00\u306a\u904e\u98fd\u548c\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u7d44\u7e54\u304c\u5f62\u6210\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u72b6\u614b\u306e\u6750\u6599\u306f\u3001\u9ad8\u3044\u5851\u6027\u3068\u976d\u6027\u3092\u5099\u3048\u3066\u304a\u308a\u3001\u5207\u524a\u52a0\u5de5\u306b\u6700\u9069\u3067\u3059\u3002 \u3053\u306e\u305f\u3081\u3001\u91cf\u7523\u65bd\u8a2d\u3067\u306f\u901a\u5e38\u3001\u6eb6\u4f53\u5316\u51e6\u7406\u6e08\u307f\u306e\u72b6\u614b\u306e\u539f\u6750\u6599\u3092\u8abf\u9054\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<h3>4.2 \u4e00\u822c\u7684\u306a\u30a8\u30fc\u30b8\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u306e\u6bd4\u8f03<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u52a0\u9f62\u306b\u4f34\u3046\u72b6\u614b<\/th>\n<th>\u30d7\u30ed\u30bb\u30b9\u30d1\u30e9\u30e1\u30fc\u30bf<\/th>\n<th>\u4ee3\u8868\u7684\u306a\u786c\u5ea6<\/th>\n<th>\u6027\u80fd\u30fb\u6a5f\u80fd<\/th>\n<th>\u6d3b\u7528\u4e8b\u4f8b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>H900\uff08\u30d4\u30fc\u30af\u30a8\u30a4\u30b8\u30f3\u30b0\uff09<\/td>\n<td>480\u00b0C\u30674\u6642\u9593\u4fdd\u6301\u3057\u305f\u5f8c\u3001\u81ea\u7136\u51b7\u5374\u3059\u308b<\/td>\n<td>HRC 40\uff5e45<\/td>\n<td>\u6700\u9ad8\u30ec\u30d9\u30eb\u306e\u5f37\u5ea6\u3068\u786c\u5ea6\u3001\u6bd4\u8f03\u7684\u4f4e\u3044\u976d\u6027<\/td>\n<td>\u9ad8\u8ca0\u8377\u3092\u53d7\u3051\u308b\u6469\u8017\u90e8\u54c1\u3001\u30d0\u30eb\u30d6\u30b9\u30d7\u30fc\u30eb\u3001\u7de0\u7d50\u90e8\u54c1<\/td>\n<\/tr>\n<tr>\n<td>H1025\uff08\u4e2d\u6e29\u30a8\u30fc\u30b8\u30f3\u30b0\uff09<\/td>\n<td>550\u00b0C\u30674\u6642\u9593\u4fdd\u6301\u3057\u305f\u5f8c\u3001\u81ea\u7136\u51b7\u5374\u3059\u308b<\/td>\n<td>HRC 35\uff5e40<\/td>\n<td>\u30d1\u30ef\u30fc\u3068\u30bf\u30d5\u3055\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u53d6\u308c\u3066\u304a\u308a\u3001\u7dcf\u5408\u7684\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u6700\u9ad8<\/td>\n<td>\u4e00\u822c\u7684\u306a\u69cb\u9020\u90e8\u54c1\u3001\u8ef8\u3001\u6a5f\u68b0\u5f0f\u4f1d\u52d5\u90e8\u54c1<\/td>\n<\/tr>\n<tr>\n<td>H1150\uff08\u904e\u8001\u5316\uff09<\/td>\n<td>620\u00b0C\u30674\u6642\u9593\u4fdd\u6301\u3057\u305f\u5f8c\u3001\u81ea\u7136\u51b7\u5374\u3059\u308b<\/td>\n<td>HRC 28\u201332<\/td>\n<td>\u5f37\u5ea6\u306e\u4f4e\u4e0b\u3001\u6700\u9069\u306a\u976d\u6027\u3001\u5bf8\u6cd5\u5b89\u5b9a\u6027\u3001\u304a\u3088\u3073\u5fdc\u529b\u8150\u98df\u8010\u6027<\/td>\n<td>\u7cbe\u5bc6\u6a5f\u5668\u90e8\u54c1\u3001\u885d\u6483\u8377\u91cd\u3092\u53d7\u3051\u308b\u69cb\u9020\u90e8\u54c1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u91cf\u7523\u30d7\u30ed\u30bb\u30b9\u306e\u8a08\u753b\u306b\u304a\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e3\u6bb5\u968e\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306b\u5f93\u3046\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u307e\u305a\u3001\u6eb6\u4f53\u72b6\u614b\u3067\u4e3b\u8981\u306a\u6a5f\u68b0\u52a0\u5de5\u3092\u5b8c\u4e86\u3055\u305b\u3001\u6642\u52b9\u51e6\u7406\u306b\u3088\u3063\u3066\u76ee\u6a19\u6027\u80fd\u3092\u9054\u6210\u3057\u3001\u6700\u5f8c\u306b\u8efd\u5fae\u306a\u5909\u5f62\u3092\u4fee\u6b63\u3059\u308b\u305f\u3081\u306e\u4ed5\u4e0a\u3052\u52a0\u5de5\u3092\u884c\u3044\u307e\u3059\u3002\u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u3088\u308a\u3001\u6700\u7d42\u7684\u306a\u6027\u80fd\u3092\u5341\u5206\u306b\u78ba\u4fdd\u3057\u3064\u3064\u3001\u52a0\u5de5\u306e\u96e3\u6613\u5ea6\u3068\u5de5\u5177\u30b3\u30b9\u30c8\u3092\u5927\u5e45\u306b\u524a\u6e1b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n<h2>5. CNC\u52a0\u5de5\u6027\u3068\u4e3b\u8981\u306a\u52a0\u5de5\u30dd\u30a4\u30f3\u30c8<\/h2>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-8092\" src=\"https:\/\/partsmastery.com\/wp-content\/uploads\/2026\/06\/C.png\" alt=\"\" width=\"700\" height=\"525\" srcset=\"https:\/\/partsmastery.com\/wp-content\/uploads\/2026\/06\/C.png 700w, https:\/\/partsmastery.com\/wp-content\/uploads\/2026\/06\/C-300x225.png 300w, https:\/\/partsmastery.com\/wp-content\/uploads\/2026\/06\/C-16x12.png 16w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p><!-- Insert image: Scene of CNC precision machining of 630 stainless steel (brand logo removed) --><\/p>\n<p>630\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u52a0\u5de5\u96e3\u6613\u5ea6\u306f\u3001\u305d\u306e\u71b1\u51e6\u7406\u72b6\u614b\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u7570\u306a\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u5de5\u7a0b\u8a08\u753b\u3092\u6750\u6599\u306e\u72b6\u614b\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u3046\u3057\u306a\u3044\u3068\u3001\u5de5\u5177\u306e\u904e\u5ea6\u306a\u6469\u8017\u3084\u8868\u9762\u54c1\u8cea\u306e\u4f4e\u4e0b\u3068\u3044\u3063\u305f\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u6050\u308c\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>5.1 \u6eb6\u4f53\u72b6\u614b\u306b\u304a\u3051\u308b\u52a0\u5de5\u7279\u6027<\/h3>\n<p>\u6eb6\u4f53\u5316\u713c\u920d\u51e6\u7406\u3092\u65bd\u3057\u305f630\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u3001304\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3088\u308a\u3082\u308f\u305a\u304b\u306b\u9ad8\u3044\u3001\u4e2d\u7a0b\u5ea6\u306e\u52a0\u5de5\u96e3\u5ea6\u3092\u793a\u3057\u307e\u3059\u3002 \u5207\u524a\u52a0\u5de5\u8005\u306f\u3001\u30d5\u30e9\u30a4\u30b9\u52a0\u5de5\u3001\u65cb\u524a\u3001\u7a74\u3042\u3051\u3001\u30bf\u30c3\u30d7\u52a0\u5de5\u306a\u3069\u306e\u4e00\u822c\u7684\u306a\u52a0\u5de5\u3092\u3001\u5b89\u5b9a\u3057\u305f\u7d50\u679c\u3067\u5b8c\u4e86\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u6750\u6599\u306f\u7c98\u5ea6\u304c\u9ad8\u304f\u3001\u52a0\u5de5\u786c\u5316\u306e\u50be\u5411\u304c\u5f37\u3044\u305f\u3081\u3001\u30c1\u30c3\u30d7\u306e\u7834\u65ad\u4e0d\u826f\u3084\u5de5\u5177\u306e\u904e\u71b1\u306b\u3088\u308b\u6469\u8017\u3092\u9632\u3050\u305f\u3081\u306b\u3001\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3055\u308c\u305f\u8d85\u786c\u5de5\u5177\u306e\u4f7f\u7528\u3001\u9069\u5ea6\u306a\u9001\u308a\u901f\u5ea6\u306e\u8a2d\u5b9a\u3001\u304a\u3088\u3073\u5341\u5206\u306a\u5207\u524a\u6db2\u306e\u4f9b\u7d66\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002.<\/p>\n<h3>5.2 \u6642\u52b9\u51e6\u7406\u5f8c\u306e\u6a5f\u68b0\u52a0\u5de5\u306b\u304a\u3051\u308b\u30ea\u30b9\u30af\u3068\u5236\u9650<\/h3>\n<p>\u6700\u9ad8\u5e74\u9f62\u5316\u5f8c\u3001\u6750\u6599\u306e\u786c\u5ea6\u306fHRC 40\u3092\u8d85\u3048\u3001\u5207\u524a\u62b5\u6297\u304c\u5927\u5e45\u306b\u4e0a\u6607\u3057\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u6a19\u6e96\u7684\u306a\u8d85\u786c\u5408\u91d1\u5de5\u5177\u306e\u6469\u8017\u901f\u5ea6\u306f\u3001\u6eb6\u4f53\u72b6\u614b\u306e\u5834\u5408\u306b\u6bd4\u3079\u30663\uff5e5\u500d\u901f\u304f\u306a\u308a\u307e\u3059\u3002 \u3055\u3089\u306b\u3001\u52a0\u5de5\u9762\u306b\u632f\u52d5\u75d5\u304c\u751f\u3058\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u7406\u7531\u304b\u3089\u3001\u6642\u52b9\u51e6\u7406\u5f8c\u306f\u3001\u5207\u524a\u4f59\u91cf\u304c\u5c0f\u3055\u3044\u4ed5\u4e0a\u3052\u52a0\u5de5\u304a\u3088\u3073\u30d0\u30ea\u53d6\u308a\u306e\u307f\u3092\u63a8\u5968\u3057\u3066\u304a\u308a\u3001\u3053\u306e\u6bb5\u968e\u3067\u306e\u5207\u524a\u4f59\u91cf\u306e\u5927\u304d\u3044\u6750\u6599\u9664\u53bb\u306f\u907f\u3051\u308b\u3079\u304d\u3067\u3059\u3002.<\/p>\n<h3>5.3 \u91cf\u7523\u52a0\u5de5\u306e\u6700\u9069\u5316\u306b\u5411\u3051\u305f\u63d0\u6848<\/h3>\n<ul>\n<li>\u6a5f\u68b0\u7528\u30ad\u30fc\u306e\u5d4c\u5408\u5bf8\u6cd5\u304a\u3088\u3073\u9ad8\u7cbe\u5ea6\u306a\u5f62\u72b6\u3092\u3001\u6642\u52b9\u51e6\u7406\u524d\u306b\u6700\u7d42\u5bf8\u6cd5\u306b\u8fd1\u3044\u72b6\u614b\u307e\u3067\u4ed5\u4e0a\u3052\u3001\u71b1\u51e6\u7406\u306b\u3088\u308b\u5909\u5f62\u306b\u5099\u3048\u30660.05\uff5e0.15 mm\u306e\u4f59\u88d5\u3092\u6301\u305f\u305b\u308b\uff1b;<\/li>\n<li>\u713c\u5165\u308c\u5f8c\u306f\u3001\u516c\u5dee\u8981\u4ef6\u304c\u53b3\u3057\u3044\u8868\u9762\u306b\u5bfe\u3057\u3066\u306e\u307f\u4ed5\u4e0a\u3052\u524a\u308a\u3084\u4ed5\u4e0a\u3052\u7814\u524a\u3092\u884c\u3044\u3001\u713c\u5165\u308c\u72b6\u614b\u3067\u306e\u5168\u9762\u52a0\u5de5\u306f\u907f\u3051\u308b\u3053\u3068\u3002;<\/li>\n<li>\u8089\u539a\u304c\u8584\u304f\u3001\u7d30\u9577\u3044\u90e8\u54c1\u306b\u3064\u3044\u3066\u306f\u3001\u52a0\u5de5\u5fdc\u529b\u3068\u71b1\u51e6\u7406\u306b\u3088\u308b\u5909\u5f62\u306e\u8907\u5408\u7684\u306a\u5f71\u97ff\u3092\u4f4e\u6e1b\u3067\u304d\u308b\u3088\u3046\u3001\u30ef\u30fc\u30af\u306e\u56fa\u5b9a\u65b9\u6cd5\u3092\u6700\u9069\u5316\u3057\u3066\u304f\u3060\u3055\u3044\u3002;<\/li>\n<li>\u786c\u8cea\u72b6\u614b\u3067\u306e\u52a0\u5de5\u4e2d\u306b\u5de5\u5177\u306e\u6b20\u3051\u3092\u9632\u3050\u305f\u3081\u3001\u53ef\u80fd\u306a\u9650\u308a\u3001\u6df1\u7a74\u3084\u5185\u306d\u3058\u306a\u3069\u306e\u52a0\u5de5\u7b87\u6240\u306f\u8edf\u8cea\u72b6\u614b\u3067\u52a0\u5de5\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002.<\/li>\n<\/ul>\n<h2>6. \u4e00\u822c\u7684\u306a\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u7a2e\u3068\u306e\u6027\u80fd\u6bd4\u8f03<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u6bd4\u8f03\u306e\u57fa\u6e96<\/th>\n<th>630 \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\uff0817-4PH\uff09<\/th>\n<th>304\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc<\/th>\n<th>316\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc<\/th>\n<th>410\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u6750\u6599\u533a\u5206<\/td>\n<td>\u964d\u7740\u786c\u5316\u578b\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u7cfb<\/td>\n<td>\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb<\/td>\n<td>\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb<\/td>\n<td>\u5f93\u6765\u306e\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u7cfb<\/td>\n<\/tr>\n<tr>\n<td>\u4ee3\u8868\u7684\u306a\u5f15\u5f35\u5f37\u5ea6<\/td>\n<td>1100\uff5e1300 MPa (H900)<\/td>\n<td>\u7d04520 MPa<\/td>\n<td>\u7d04520 MPa<\/td>\n<td>\u7d04700 MPa\uff08\u713c\u5165\u308c\u30fb\u713c\u623b\u3057\u51e6\u7406\u6e08\u307f\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u8010\u98df\u6027\u30ec\u30d9\u30eb<\/td>\n<td>\u4e2d\u7a0b\u5ea6\uff08304\u3068\u540c\u7b49\uff09<\/td>\n<td>\u30b0\u30c3\u30c9<\/td>\n<td>\u7d20\u6674\u3089\u3057\u3044<\/td>\n<td>\u30d5\u30a7\u30a2<\/td>\n<\/tr>\n<tr>\n<td>\u71b1\u51e6\u7406\u306b\u3088\u308b\u5f37\u5316<\/td>\n<td>\u5e45\u5e83\u3044\u8abf\u6574\u7bc4\u56f2\u306b\u5bfe\u5fdc\u3057\u305f\u9ad8\u6027\u80fd<\/td>\n<td>\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093<\/td>\n<td>\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093<\/td>\n<td>\u5bfe\u5fdc\u3001\u8abf\u6574\u7bc4\u56f2\u306f\u9650\u5b9a\u7684<\/td>\n<\/tr>\n<tr>\n<td>\u52a0\u5de5\u306e\u96e3\u6613\u5ea6<\/td>\n<td>\u6eb6\u6db2\u72b6\u614b\u3067\u306f\u4e2d\u7a0b\u5ea6\u3001\u719f\u6210\u72b6\u614b\u3067\u306f\u3088\u308a\u9ad8\u304f\u306a\u308b<\/td>\n<td>\u4e2d\u7a0b\u5ea6<\/td>\n<td>\u4e2d\u7a0b\u5ea6<\/td>\n<td>\u713c\u5165\u308c\u30fb\u713c\u623b\u3057\u5f8c\u306e\u786c\u5ea6\u4e0a\u6607<\/td>\n<\/tr>\n<tr>\n<td>\u4e3b\u306a\u5f37\u307f<\/td>\n<td>\u9ad8\u3044\u5f37\u5ea6\u3001\u30d0\u30e9\u30f3\u30b9\u306e\u3068\u308c\u305f\u8010\u98df\u6027\u3001\u8abf\u6574\u53ef\u80fd\u306a\u6027\u80fd<\/td>\n<td>\u4e00\u822c\u7684\u306a\u8010\u98df\u6027\u3001\u6210\u5f62\u304c\u5bb9\u6613\u3001\u9069\u5ea6\u306a\u30b3\u30b9\u30c8<\/td>\n<td>\u5869\u5316\u7269\u306b\u3088\u308b\u5b54\u98df\u306b\u5bfe\u3059\u308b\u9ad8\u3044\u8010\u6027<\/td>\n<td>\u4f4e\u30b3\u30b9\u30c8\u3067\u3001\u5de5\u7a0b\u3082\u7c21\u5358<\/td>\n<\/tr>\n<tr>\n<td>\u4ee3\u8868\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/td>\n<td>\u30b7\u30e3\u30d5\u30c8\u3001\u30d0\u30eb\u30d6\u3001\u822a\u7a7a\u5b87\u5b99\u7528\u69cb\u9020\u90e8\u54c1<\/td>\n<td>\u4e00\u822c\u677f\u91d1\u3001\u30b3\u30f3\u30c6\u30ca\u3001\u914d\u7ba1<\/td>\n<td>\u6d77\u6d0b\u30fb\u5316\u5b66\u6a5f\u5668\u3001\u533b\u7642\u6a5f\u5668<\/td>\n<td>\u5207\u524a\u5de5\u5177\u3001\u5358\u7d14\u306a\u69cb\u9020\u90e8\u54c1<\/td>\n<\/tr>\n<tr>\n<td>\u30b3\u30b9\u30c8\u30ec\u30d9\u30eb<\/td>\n<td>\u4e2d\u9ad8<\/td>\n<td>\u30df\u30c7\u30a3\u30a2\u30e0<\/td>\n<td>\u4e2d\u9ad8<\/td>\n<td>\u4e2d\uff5e\u4f4e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>7. \u5229\u70b9\u3001\u9650\u754c\u3001\u304a\u3088\u3073\u9078\u5b9a\u57fa\u6e96<\/h2>\n<h3>7.1 \u4e3b\u306a\u5f37\u307f<\/h3>\n<ul>\n<li>\u72ec\u81ea\u306e\u6027\u80fd\u30d0\u30e9\u30f3\u30b9\uff1a\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u4e2d\u3067\u3082\u9ad8\u3044\u5f37\u5ea6\u3068\u8010\u98df\u6027\u3092\u4e21\u7acb\u3057\u3066\u304a\u308a\u3001\u8ffd\u52a0\u306e\u8868\u9762\u9632\u98df\u51e6\u7406\u3092\u65bd\u3059\u3053\u3068\u306a\u304f\u3001\u307b\u3068\u3093\u3069\u306e\u7523\u696d\u74b0\u5883\u3067\u4f7f\u7528\u53ef\u80fd\u3067\u3059\u3002;<\/li>\n<li>\u9ad8\u3044\u52a0\u5de5\u306e\u67d4\u8edf\u6027\uff1a\u3055\u307e\u3056\u307e\u306a\u30a8\u30fc\u30b8\u30f3\u30b0\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u7528\u3044\u3066\u6027\u80fd\u3092\u8abf\u6574\u3057\u3001\u9ad8\u3044\u8010\u6469\u8017\u6027\u304b\u3089\u9ad8\u3044\u976d\u6027\u306b\u81f3\u308b\u307e\u3067\u3001\u3055\u307e\u3056\u307e\u306a\u8981\u4ef6\u306b\u5bfe\u5fdc\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002;<\/li>\n<li>\u7cbe\u5bc6\u88fd\u9020\u306b\u6700\u9069\uff1a\u71b1\u51e6\u7406\u306b\u3088\u308b\u5909\u5f62\u304c\u6700\u5c0f\u9650\u306b\u6291\u3048\u3089\u308c\u3001\u9ad8\u3044\u5bf8\u6cd5\u5b89\u5b9a\u6027\u3092\u767a\u63ee\u3059\u308b\u305f\u3081\u3001IT7\uff5eIT8\u30b0\u30ec\u30fc\u30c9\u306e\u7cbe\u5ea6\u3092\u8981\u3059\u308b\u7cbe\u5bc6\u90e8\u54c1\u306e\u91cf\u7523\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002;<\/li>\n<li>\u901a\u5e38\u306e\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u7cfb\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306b\u6bd4\u3079\u3066\u6eb6\u63a5\u6027\u304c\u512a\u308c\u3066\u304a\u308a\u3001\u6eb6\u63a5\u5f8c\u306b\u5c40\u6240\u7684\u306a\u6642\u52b9\u51e6\u7406\u3092\u884c\u3046\u3053\u3068\u3067\u63a5\u5408\u90e8\u306e\u5f37\u5ea6\u3092\u56de\u5fa9\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/li>\n<\/ul>\n<h3>7.2 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5236\u9650\u4e8b\u9805<\/h3>\n<ul>\n<li>\u8150\u98df\u304c\u6fc0\u3057\u3044\u74b0\u5883\u4e0b\u3067\u306e\u8010\u98df\u6027\u306f\u9650\u5b9a\u7684\u3067\u3042\u308b\uff1a\u9ad8\u6fc3\u5ea6\u306e\u5869\u5316\u7269\u30a4\u30aa\u30f3\u3001\u5f37\u9178\u3001\u307e\u305f\u306f\u5f37\u30a2\u30eb\u30ab\u30ea\u306b\u3055\u3089\u3055\u308c\u305f\u5834\u5408\u3001316\u306a\u3069\u306e\u9ad8\u5408\u91d1\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306b\u6bd4\u3079\u3066\u6027\u80fd\u304c\u52a3\u308b\uff1b;<\/li>\n<li>\u51b7\u9593\u6210\u5f62\u6027\u304c\u4f4e\u3044\uff1a\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306b\u6bd4\u3079\u3066\u5851\u6027\u304c\u4f4e\u3044\u305f\u3081\u3001\u6df1\u7d5e\u308a\u3084\u8907\u96d1\u306a\u66f2\u3052\u52a0\u5de5\u306a\u3069\u306e\u5927\u5909\u5f62\u3092\u4f34\u3046\u51b7\u9593\u52a0\u5de5\u306b\u306f\u9069\u3055\u306a\u3044\uff1b;<\/li>\n<li>\u6c4e\u7528\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306b\u6bd4\u3079\u3066\u6750\u6599\u8cbb\u3084\u52a0\u5de5\u30b3\u30b9\u30c8\u304c\u9ad8\u3044\u305f\u3081\u3001\u9ad8\u3044\u5f37\u5ea6\u304c\u6c42\u3081\u3089\u308c\u306a\u3044\u7528\u9014\u3067\u306f\u3001\u6027\u80fd\u306e\u904e\u5270\u304c\u751f\u3058\u308b\u3053\u3068\u306b\u306a\u308b\u3002.<\/li>\n<\/ul>\n<h3>7.3 \u9078\u5b9a\u306e\u5224\u65ad\u57fa\u6e96<\/h3>\n<p><strong>630\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u304c\u63a8\u5968\u3055\u308c\u308b\u7528\u9014\uff1a<\/strong> 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fields such as precision machinery, aerospace, and industrial valves, engineers often face a familiar material selection dilemma: standard austenitic stainless steels lack the strength to support high loads, while conventional martensitic stainless steels suffer from insufficient corrosion resistance and low toughness. 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[&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":8092,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[16],"tags":[400,399,401,403,402],"class_list":["post-8088","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-material-guide","tag-17-4ph-stainless-steel","tag-630-stainless-steel","tag-precipitation-hardening-stainless-steel","tag-precision-metal-machining","tag-stainless-steel-heat-treatment"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>630 Stainless Steel\uff0817-4 PH\uff09: Properties, Heat Treatment &amp; Applications -PartsMastery<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/partsmastery.com\/ja\/630-stainless-steel\uff0817-4-ph\uff09-properties-heat-treatment-applications\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"630 Stainless Steel\uff0817-4 PH\uff09: Properties, Heat Treatment &amp; Applications -PartsMastery\" \/>\n<meta property=\"og:description\" content=\"In fields such as precision machinery, aerospace, and industrial valves, engineers often face a familiar material selection dilemma: standard austenitic stainless steels lack the strength to support high loads, while conventional martensitic stainless steels suffer from insufficient corrosion resistance and low toughness. 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