{"id":3879,"date":"2024-06-26T14:16:18","date_gmt":"2024-06-26T14:16:18","guid":{"rendered":"https:\/\/machining-quote.com\/?p=3879"},"modified":"2024-06-27T10:12:54","modified_gmt":"2024-06-27T10:12:54","slug":"304l-vs-303-stainless-steel","status":"publish","type":"post","link":"https:\/\/machining-quote.com\/ja\/bolg\/304l-vs-303-stainless-steel\/","title":{"rendered":"\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc303\u3068304L\u306e\u6280\u8853\u7684\u306a\u9055\u3044"},"content":{"rendered":"<h4>\u76ee\u6b21<\/h4>\n<ul>\n<li><a href=\"#what-is-303-stainless-steel-equivalent-to\">303\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3068\u540c\u7b49\u306e\u3082\u306e\u306f\u4f55\u3067\u3059\u304b?<\/a><\/li>\n<li><a href=\"#is-303-or-304-more-expensive\">303 \u3068 304 \u306e\u3069\u3061\u3089\u306e\u65b9\u304c\u9ad8\u4fa1\u3067\u3059\u304b?<\/a><\/li>\n<li><a href=\"#application-suitability\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u9069\u5408\u6027<\/a><\/li>\n<li><a href=\"#composition-variations\">\u69cb\u6210\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3<\/a><\/li>\n<li><a href=\"#corrosion-resistance\">\u8010\u98df\u6027<\/a><\/li>\n<li><a href=\"#mechanical-properties\">\u6a5f\u68b0\u7684\u7279\u6027<\/a><\/li>\n<li><a href=\"#heat-treatment-processes\">\u71b1\u51e6\u7406\u30d7\u30ed\u30bb\u30b9<\/a><\/li>\n<li><a href=\"#weldability-factors\">\u6eb6\u63a5\u6027\u306e\u8981\u56e0<\/a><\/li>\n<li><a href=\"#machinability-differences\">\u52a0\u5de5\u6027\u306e\u9055\u3044<\/a><\/li>\n<li><a href=\"#conclusion\">\u7d50\u8ad6<\/a><\/li>\n<\/ul>\n<p>\u610f\u5730\u3092\u6bd4\u8f03\u3059\u308b: \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc 303 \u3068 304L \u306e\u6280\u8853\u7684\u306a\u30cb\u30e5\u30a2\u30f3\u30b9\u3092\u660e\u3089\u304b\u306b\u3059\u308b<\/p>\n<p>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc 303 \u3068 304L \u306f\u3069\u3061\u3089\u3082\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u4e00\u7a2e\u3067\u3001\u305d\u306e\u6c4e\u7528\u6027\u3068\u8010\u8150\u98df\u6027\u304b\u3089\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u7d44\u6210\u3068\u7279\u6027\u304c\u7570\u306a\u308b\u305f\u3081\u3001\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u7528\u9014\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc 303 \u306b\u306f\u6a5f\u68b0\u52a0\u5de5\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u786b\u9ec4\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001304L \u306f\u6eb6\u63a5\u6027\u3092\u9ad8\u3081\u3001\u6eb6\u63a5\u5f8c\u306e\u8150\u98df\u306e\u30ea\u30b9\u30af\u3092\u6e1b\u3089\u3059\u305f\u3081\u306b\u70ad\u7d20\u542b\u6709\u91cf\u304c\u4f4e\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6280\u8853\u7684\u306a\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u5efa\u8a2d\u3001\u81ea\u52d5\u8eca\u3001\u98df\u54c1\u52a0\u5de5\u306a\u3069\u306e\u696d\u754c\u306e\u7279\u5b9a\u306e\u7528\u9014\u306b\u9069\u3057\u305f\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u7a2e\u985e\u3092\u9078\u629e\u3059\u308b\u305f\u3081\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n<h2 id=\"what-is-303-stainless-steel-equivalent-to\">303\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3068\u540c\u7b49\u306e\u3082\u306e\u306f\u4f55\u3067\u3059\u304b?<\/h2>\n<p>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u9244\u3001\u30af\u30ed\u30e0\u3001\u30cb\u30c3\u30b1\u30eb\u306e\u6df7\u5408\u7269\u3067\u3001\u8010\u8150\u98df\u6027\u3068\u5f37\u5ea6\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5143\u7d20\u306e\u5177\u4f53\u7684\u306a\u6df7\u5408\u6bd4\u306f\u3055\u307e\u3056\u307e\u3067\u3001\u7528\u9014\u306b\u5fdc\u3058\u3066\u7570\u306a\u308b\u30b0\u30ec\u30fc\u30c9\u304c\u4f5c\u3089\u308c\u307e\u3059\u3002303 \u304a\u3088\u3073 304L \u30b0\u30ec\u30fc\u30c9\u306f\u4eba\u6c17\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u72ec\u7279\u306e\u7d44\u6210\u306b\u3088\u308a\u6280\u8853\u7684\u306a\u7528\u9014\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc 303 \u306f\u3001\u6a5f\u68b0\u52a0\u5de5\u6027\u3092\u5411\u4e0a\u3055\u305b\u306a\u304c\u3089\u3001\u512a\u308c\u305f\u6a5f\u68b0\u7684\u304a\u3088\u3073\u8150\u98df\u8010\u6027\u3092\u7dad\u6301\u3059\u308b\u3088\u3046\u306b\u4f5c\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u92fc\u306b\u4ecb\u5728\u7269\u3092\u5f62\u6210\u3059\u308b\u786b\u9ec4\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u5b9f\u73fe\u3055\u308c\u3001\u52a0\u5de5\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u308c\u306b\u3088\u308a\u3001304L \u306a\u3069\u306e\u4ed6\u306e\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3068\u6bd4\u8f03\u3057\u3066\u8010\u8150\u98df\u6027\u304c\u4f4e\u4e0b\u3057\u307e\u3059\u3002\u786b\u9ec4\u306f\u5869\u5316\u7269\u74b0\u5883\u3067\u8150\u98df\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc 304L \u306f\u3001304 \u3088\u308a\u3082\u70ad\u7d20\u542b\u6709\u91cf\u304c\u5c11\u306a\u3044\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u5408\u91d1\u3067\u3059\u3002\u300cL\u300d\u306f\u300c\u4f4e\u70ad\u7d20\u300d\u306e\u7565\u3067\u3001\u70ad\u5316\u7269\u306e\u6790\u51fa\u3092\u9632\u3050\u3053\u3068\u3067\u6eb6\u63a5\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001304L \u306f\u6eb6\u63a5\u7528\u9014\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u8010\u8150\u98df\u6027\u306b\u3082\u512a\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u904e\u9177\u306a\u74b0\u5883\u306b\u3082\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>303 \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3092\u4ed6\u306e\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3068\u6bd4\u8f03\u3059\u308b\u5834\u5408\u3001\u7528\u9014\u306e\u30cb\u30fc\u30ba\u3092\u8003\u616e\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u6a5f\u68b0\u52a0\u5de5\u6027\u304c\u91cd\u8981\u3067\u3042\u308c\u3070\u3001303 \u306e\u65b9\u304c\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u8010\u8150\u98df\u6027\u304c\u3088\u308a\u91cd\u8981\u3067\u3042\u308c\u3070\u3001304L \u304c\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u56fd\u969b\u7684\u306b\u306f\u3001303 \u306f\u6b27\u5dde\u898f\u683c 1.4305 \u306b\u4f3c\u3066\u304a\u308a\u3001\u6a5f\u68b0\u52a0\u5de5\u304c\u5bb9\u6613\u3067\u3059\u304c\u3001\u8010\u8150\u98df\u6027\u306f\u4e2d\u7a0b\u5ea6\u3067\u3059\u3002<\/p>\n<h2 id=\"is-303-or-304-more-expensive\">303 \u3068 304 \u306e\u3069\u3061\u3089\u306e\u65b9\u304c\u9ad8\u4fa1\u3067\u3059\u304b?<\/h2>\n<p>303 \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3068 304L \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u30b3\u30b9\u30c8\u306f\u3001\u7528\u9014\u3068\u7279\u6027\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002303 \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u6a5f\u68b0\u52a0\u5de5\u3057\u3084\u3059\u3044\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u304a\u308a\u3001\u786b\u9ec4\u3068\u30ea\u30f3\u304c\u9244\u9178\u5316\u7269\u5c64\u306e\u5206\u89e3\u3092\u52a9\u3051\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u5de5\u5177\u306e\u6469\u8017\u304c\u6e1b\u308a\u3001\u751f\u7523\u901f\u5ea6\u304c\u4e0a\u304c\u308a\u307e\u3059\u304c\u3001304L \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306b\u6bd4\u3079\u3066\u8010\u98df\u6027\u3068\u976d\u6027\u304c\u4f4e\u4e0b\u3057\u307e\u3059\u3002<\/p>\n<p>\u70ad\u7d20\u542b\u6709\u91cf\u306e\u5c11\u306a\u3044 304L \u306f\u3001\u6eb6\u63a5\u6027\u3068\u5168\u4f53\u7684\u306a\u8010\u8150\u98df\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u6eb6\u63a5\u4e2d\u306b\u70ad\u5316\u7269\u306e\u6790\u51fa\u304c\u8d77\u3053\u3089\u306a\u3044\u305f\u3081\u3001\u6eb6\u63a5\u63a5\u5408\u90e8\u306e\u8150\u98df\u3092\u9632\u6b62\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001304L \u306f\u9ad8\u5f37\u5ea6\u6eb6\u63a5\u3084\u9ad8\u3044\u885b\u751f\u57fa\u6e96\u304c\u6c42\u3081\u3089\u308c\u308b\u74b0\u5883\u306b\u6700\u9069\u3067\u3059\u3002<\/p>\n<p>303 \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u6a5f\u68b0\u52a0\u5de5\u304c\u5bb9\u6613\u3067\u3001\u5927\u91cf\u306e\u6a5f\u68b0\u52a0\u5de5\u3092\u5fc5\u8981\u3068\u3059\u308b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u5b89\u4fa1\u3067\u3059\u3002304L \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u3001\u3088\u308a\u53b3\u683c\u306a\u7ba1\u7406\u3068\u53b3\u3057\u3044\u74b0\u5883\u3067\u306e\u5e45\u5e83\u3044\u4f7f\u7528\u3092\u5fc5\u8981\u3068\u3057\u3001\u3088\u308a\u9ad8\u4fa1\u3067\u3059\u304c\u3001\u8010\u4e45\u6027\u306b\u3088\u308a\u9577\u671f\u7684\u306a\u4fa1\u5024\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"application-suitability\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u9069\u5408\u6027<\/h2>\n<p>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u3001\u5efa\u8a2d\u3001\u88fd\u9020\u3001\u5de5\u696d\u7528\u9014\u306b\u6b20\u304b\u305b\u307e\u305b\u3093\u3002\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306b\u306f\u591a\u304f\u306e\u30b0\u30ec\u30fc\u30c9\u304c\u3042\u308a\u307e\u3059\u304c\u3001303 \u3068 304L \u306f\u72ec\u81ea\u306e\u7279\u5fb4\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6280\u8853\u7684\u306a\u9055\u3044\u3092\u77e5\u3063\u3066\u304a\u304f\u3068\u3001\u7279\u5b9a\u306e\u7528\u9014\u306b\u9069\u3057\u305f\u6750\u6599\u3092\u9078\u629e\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<p>303 \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u3001\u6a5f\u68b0\u52a0\u5de5\u3057\u3084\u3059\u3044\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u786b\u9ec4\u3068\u30ea\u30f3\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u6a5f\u68b0\u52a0\u5de5\u6027\u304c\u5411\u4e0a\u3057\u3001\u30cd\u30b8\u3084\u7d99\u624b\u306a\u3069\u3001\u5927\u898f\u6a21\u306a\u6a5f\u68b0\u52a0\u5de5\u304c\u5fc5\u8981\u306a\u90e8\u54c1\u306b\u6700\u9069\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u8010\u98df\u6027\u304c\u4f4e\u4e0b\u3059\u308b\u305f\u3081\u3001\u8150\u98df\u6027\u306e\u9ad8\u3044\u74b0\u5883\u306b\u306f\u9069\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>304L \u306f\u4f4e\u70ad\u7d20\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u5408\u91d1\u3067\u3001304 \u30d5\u30a1\u30df\u30ea\u30fc\u306b\u5c5e\u3057\u307e\u3059\u3002\u70ad\u7d20\u542b\u6709\u91cf\u304c\u4f4e\u3044\u305f\u3081\u3001\u6eb6\u63a5\u6027\u304c\u5411\u4e0a\u3057\u3001\u6eb6\u63a5\u5f8c\u306e\u8150\u98df\u30ea\u30b9\u30af\u304c\u8efd\u6e1b\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001304L \u306f\u3001\u6eb6\u63a5\u3068\u9ad8\u3044\u8010\u8150\u98df\u6027\u304c\u91cd\u8981\u306a\u98df\u54c1\u52a0\u5de5\u304a\u3088\u3073\u5316\u5b66\u85ac\u54c1\u51e6\u7406\u696d\u754c\u306b\u6700\u9069\u3067\u3059\u3002<\/p>\n<p>304L \u306f\u9ad8\u6e29\u3067\u3082\u6a5f\u68b0\u7684\u7279\u6027\u3092\u7dad\u6301\u3057\u3001\u4f4e\u6e29\u3067\u3082\u976d\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u3001\u3055\u307e\u3056\u307e\u306a\u6761\u4ef6\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002303 \u3088\u308a\u3082\u8010\u8150\u98df\u6027\u306b\u512a\u308c\u3066\u304a\u308a\u3001\u30ad\u30c3\u30c1\u30f3\u5bb6\u96fb\u3001\u5efa\u7bc9\u7528\u30d1\u30cd\u30eb\u3001\u5316\u5b66\u85ac\u54c1\u5bb9\u5668\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>303 \u3068 304L \u306e\u3069\u3061\u3089\u3092\u9078\u629e\u3059\u308b\u304b\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30cb\u30fc\u30ba\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002303 \u306f\u3001\u8150\u98df\u6027\u306e\u4f4e\u3044\u74b0\u5883\u3067\u306e\u6a5f\u68b0\u52a0\u5de5\u3092\u591a\u7528\u3059\u308b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u30b3\u30b9\u30c8\u52b9\u7387\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u304c\u3001304L \u306f\u8010\u8150\u98df\u6027\u3068\u8010\u4e45\u6027\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2 id=\"composition-variations\">\u69cb\u6210\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3<\/h2>\n<p>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u3001\u305d\u306e\u5f37\u5ea6\u3001\u8010\u4e45\u6027\u3001\u8010\u8150\u98df\u6027\u304c\u9ad8\u304f\u8a55\u4fa1\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u30b0\u30ec\u30fc\u30c9\u306e\u4e2d\u3067\u3082\u3001303 \u3068 304L \u306f\u3001\u7528\u9014\u306b\u5f71\u97ff\u3059\u308b\u72ec\u7279\u306e\u7d44\u6210\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>303 \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u3001\u786b\u9ec4\u542b\u6709\u7269\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u6a5f\u68b0\u52a0\u5de5\u6027\u3092\u5411\u4e0a\u3055\u305b\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u542b\u6709\u7269\u306f\u6a5f\u68b0\u52a0\u5de5\u4e2d\u306b\u30c1\u30c3\u30d7\u30d6\u30ec\u30fc\u30ab\u30fc\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u6a5f\u68b0\u52a0\u5de5\u6027\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u304c\u3001\u8010\u98df\u6027\u304c\u4f4e\u4e0b\u3059\u308b\u305f\u3081\u3001\u8150\u98df\u74b0\u5883\u306b\u306f\u9069\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>300 \u30b7\u30ea\u30fc\u30ba\u306e\u4e00\u90e8\u3067\u3042\u308b 304L \u306f\u3001304 \u306b\u6bd4\u3079\u3066\u70ad\u7d20\u542b\u6709\u91cf\u304c\u4f4e\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6eb6\u63a5\u4e2d\u306b\u70ad\u5316\u7269\u304c\u6790\u51fa\u3059\u308b\u306e\u3092\u9632\u304e\u3001\u8010\u8150\u98df\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002304L \u306f\u30af\u30ed\u30e0\u3068\u30cb\u30c3\u30b1\u30eb\u306e\u542b\u6709\u91cf\u304c\u591a\u3044\u305f\u3081\u3001\u9ad8\u6e29\u3067\u306e\u8010\u8150\u98df\u6027\u3068\u5f37\u5ea6\u304c\u5411\u4e0a\u3057\u3001\u6975\u4f4e\u6e29\u5bb9\u5668\u304b\u3089\u71b1\u4ea4\u63db\u5668\u307e\u3067\u3001\u3055\u307e\u3056\u307e\u306a\u7528\u9014\u306b\u6700\u9069\u3067\u3059\u3002<\/p>\n<p>304L \u306f\u786b\u9ec4\u3092\u542b\u307e\u306a\u3044\u305f\u3081\u3001303 \u307b\u3069\u6a5f\u68b0\u52a0\u5de5\u6027\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u8010\u98df\u6027\u306f\u512a\u308c\u3066\u3044\u307e\u3059\u3002303 \u3068 304L \u306e\u3069\u3061\u3089\u3092\u9078\u629e\u3059\u308b\u304b\u306f\u3001\u6a5f\u68b0\u52a0\u5de5\u6027\u307e\u305f\u306f\u8010\u98df\u6027\u306e\u5fc5\u8981\u6027\u306b\u5fdc\u3058\u3066\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"corrosion-resistance\">\u8010\u98df\u6027<\/h2>\n<p>\u8010\u8150\u98df\u6027\u3067\u77e5\u3089\u308c\u308b\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u7523\u696d\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002303 \u3068 304L \u306f\u4e00\u822c\u7684\u306a\u30b0\u30ec\u30fc\u30c9\u3067\u3001\u305d\u308c\u305e\u308c\u72ec\u81ea\u306e\u7279\u6027\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>303 \u306b\u306f\u6a5f\u68b0\u52a0\u5de5\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u786b\u9ec4\u304c\u6dfb\u52a0\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u308c\u306b\u3088\u3063\u3066\u8010\u98df\u6027\u304c\u4f4e\u4e0b\u3057\u307e\u3059\u3002\u786b\u9ec4\u306e\u542b\u6709\u306b\u3088\u308a\u3001\u7279\u306b\u5869\u5316\u7269\u74b0\u5883\u3067\u306f\u5b54\u98df\u3084\u9699\u9593\u8150\u98df\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u70ad\u7d20\u542b\u6709\u91cf\u306e\u5c11\u306a\u3044 304L \u306f\u6eb6\u63a5\u306b\u9069\u3057\u3066\u304a\u308a\u3001\u70ad\u5316\u7269\u306e\u6790\u51fa\u3092\u9632\u304e\u3001\u8010\u8150\u98df\u6027\u3092\u9ad8\u3081\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u8150\u98df\u74b0\u5883\u306b\u3055\u3089\u3055\u308c\u308b\u6eb6\u63a5\u90e8\u54c1\u306b\u6700\u9069\u3067\u3059\u3002<\/p>\n<p>304L \u306f\u3001\u3055\u307e\u3056\u307e\u306a\u8150\u98df\u6027\u5a92\u4f53\u306b\u8010\u6027\u304c\u3042\u308a\u3001\u9178\u5316\u9178\u306b\u5bfe\u3059\u308b\u8010\u6027\u306f 303 \u3088\u308a\u3082\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u30af\u30ea\u30fc\u30f3\u306a\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306b\u3088\u308a\u5747\u4e00\u306a\u8010\u8150\u98df\u6027\u304c\u5f97\u3089\u308c\u308b\u305f\u3081\u3001\u5de5\u696d\u7528\u9014\u3068\u6d88\u8cbb\u8005\u7528\u9014\u306e\u4e21\u65b9\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u8010\u98df\u6027\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u74b0\u5883\u3084\u7528\u9014\u306e\u30cb\u30fc\u30ba\u306b\u9069\u3057\u305f\u30b0\u30ec\u30fc\u30c9\u3092\u9078\u629e\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<h2 id=\"mechanical-properties\">\u6a5f\u68b0\u7684\u7279\u6027<\/h2>\n<p>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u5f37\u5ea6\u3068\u8010\u8150\u98df\u6027\u304c\u8a55\u4fa1\u3055\u308c\u3066\u304a\u308a\u3001303 \u3068 304L \u306f\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u6a5f\u68b0\u7684\u7279\u6027\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>303 \u306f\u3001\u786b\u9ec4\u3068\u30ea\u30f3\u3092\u6dfb\u52a0\u3057\u3066\u52a0\u5de5\u3057\u3084\u3059\u304f\u4f5c\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5143\u7d20\u306b\u3088\u308a\u3001304L \u306b\u6bd4\u3079\u3066\u52a0\u5de5\u6027\u306f\u5411\u4e0a\u3057\u307e\u3059\u304c\u3001\u976d\u6027\u3068\u5ef6\u6027\u306f\u4f4e\u4e0b\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001303 \u3092\u6210\u5f62\u4f5c\u696d\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u5236\u9650\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>304L \u306f\u70ad\u7d20\u542b\u6709\u91cf\u304c\u4f4e\u3044\u305f\u3081\u3001\u6eb6\u63a5\u6027\u304c\u5411\u4e0a\u3057\u3001\u70ad\u5316\u7269\u306e\u6790\u51fa\u3092\u56de\u907f\u3067\u304d\u307e\u3059\u3002303 \u3088\u308a\u3082\u5f15\u5f35\u5f37\u5ea6\u3068\u7834\u65ad\u4f38\u3073\u304c\u9ad8\u304f\u3001\u9ad8\u3044\u5f37\u5ea6\u3068\u6210\u5f62\u6027\u304c\u6c42\u3081\u3089\u308c\u308b\u69cb\u9020\u7528\u9014\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>303 \u3068 304L \u306e\u3069\u3061\u3089\u3092\u9078\u629e\u3059\u308b\u304b\u306f\u3001\u6a5f\u68b0\u52a0\u5de5\u6027\u3084\u5f37\u5ea6\u3084\u5ef6\u6027\u306a\u3069\u306e\u6a5f\u68b0\u7684\u7279\u6027\u306e\u5fc5\u8981\u6027\u306b\u5fdc\u3058\u3066\u6c7a\u307e\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"heat-treatment-processes\">\u71b1\u51e6\u7406\u30d7\u30ed\u30bb\u30b9<\/h2>\n<p>\u71b1\u51e6\u7406\u306f\u3001\u52a0\u71b1\u3068\u51b7\u5374\u306b\u3088\u3063\u3066\u91d1\u5c5e\u306e\u7279\u6027\u3092\u5909\u3048\u3001303 \u304a\u3088\u3073 304L \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u6a5f\u68b0\u7684\u7279\u6027\u3068\u7528\u9014\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002<\/p>\n<p>\u6a5f\u68b0\u52a0\u5de5\u7528\u306b\u8a2d\u8a08\u3055\u308c\u305f 303 \u306f\u3001\u786b\u9ec4\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u71b1\u51e6\u7406\u3067\u786c\u5316\u3067\u304d\u307e\u305b\u3093\u3002\u9ad8\u5f37\u5ea6\u3084\u53b3\u3057\u3044\u8010\u8150\u98df\u6027\u304c\u8981\u6c42\u3055\u308c\u306a\u3044\u5834\u5408\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u70ad\u7d20\u542b\u6709\u91cf\u306e\u5c11\u306a\u3044 304L \u306f\u3001\u70ad\u5316\u7269\u306e\u6790\u51fa\u306b\u3088\u308b\u8150\u98df\u3092\u9632\u3050\u305f\u3081\u306b\u713c\u304d\u306a\u307e\u3057\u304c\u53ef\u80fd\u3067\u3059\u3002\u307e\u305f\u3001\u51b7\u9593\u52a0\u5de5\u306b\u3088\u3063\u3066\u786c\u5316\u3055\u305b\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u305f\u3081\u3001\u6210\u5f62\u6027\u3068\u8010\u8150\u98df\u6027\u3092\u5fc5\u8981\u3068\u3059\u308b\u7528\u9014\u306b\u5e45\u5e83\u304f\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u9069\u5207\u306a\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u30b0\u30ec\u30fc\u30c9\u3092\u9078\u629e\u3059\u308b\u306b\u306f\u3001\u71b1\u51e6\u7406\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<h2 id=\"weldability-factors\">\u6eb6\u63a5\u6027\u306e\u8981\u56e0<\/h2>\n<p>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u30b0\u30ec\u30fc\u30c9 303 \u3068 304L \u306f\u3001\u305d\u306e\u7d44\u6210\u306b\u3088\u308a\u6eb6\u63a5\u6027\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u6a5f\u68b0\u52a0\u5de5\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u786b\u9ec4\u304c\u6dfb\u52a0\u3055\u308c\u305f 303 \u306f\u3001\u6eb6\u63a5\u4e2d\u306b\u4ecb\u5728\u7269\u3092\u5f62\u6210\u3057\u3001\u305d\u308c\u304c\u4e80\u88c2\u306e\u539f\u56e0\u3068\u306a\u308b\u305f\u3081\u3001\u6eb6\u63a5\u306b\u306f\u9069\u3057\u3066\u3044\u307e\u305b\u3093\u3002\u4e88\u71b1\u3068\u6eb6\u63a5\u5f8c\u306e\u713c\u920d\u306b\u3088\u308a\u3001\u4e80\u88c2\u306e\u30ea\u30b9\u30af\u306f\u8efd\u6e1b\u3055\u308c\u307e\u3059\u304c\u3001\u88fd\u9020\u304c\u8907\u96d1\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>304L \u306f\u70ad\u7d20\u542b\u6709\u91cf\u304c\u4f4e\u3044\u305f\u3081\u3001\u6eb6\u63a5\u4e2d\u306e\u70ad\u5316\u7269\u306e\u6790\u51fa\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u6eb6\u63a5\u6027\u3068\u8010\u8150\u98df\u6027\u3092\u9ad8\u3081\u307e\u3059\u3002\u904e\u9177\u306a\u74b0\u5883\u306b\u304a\u3051\u308b\u6eb6\u63a5\u69cb\u9020\u306b\u6700\u9069\u3067\u3059\u3002<\/p>\n<p>303 \u3068 304L \u306e\u3069\u3061\u3089\u3092\u9078\u629e\u3059\u308b\u304b\u306f\u3001\u6eb6\u63a5\u306e\u5fc5\u8981\u6027\u3068\u74b0\u5883\u306e\u8150\u98df\u6027\u306b\u5fdc\u3058\u3066\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"machinability-differences\">\u52a0\u5de5\u6027\u306e\u9055\u3044<\/h2>\n<p>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u30b0\u30ec\u30fc\u30c9 303 \u3068 304L \u306f\u3001\u305d\u306e\u7d44\u6210\u306b\u3088\u308a\u52a0\u5de5\u6027\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>303 \u306f\u786b\u9ec4\u3092\u914d\u5408\u3057\u3001\u6a5f\u68b0\u52a0\u5de5\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6a5f\u68b0\u52a0\u5de5\u4e2d\u306b\u5207\u308a\u304f\u305a\u3092\u5206\u89e3\u3057\u3001\u5de5\u5177\u306e\u6469\u8017\u3092\u6e1b\u3089\u3057\u3001\u901f\u5ea6\u3092\u4e0a\u3052\u307e\u3059\u3002<\/p>\n<p>\u70ad\u7d20\u542b\u6709\u91cf\u306e\u5c11\u306a\u3044 304L \u306f\u3001\u786b\u9ec4\u304c\u4e0d\u8db3\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u6a5f\u68b0\u52a0\u5de5\u304c\u56f0\u96e3\u3067\u3059\u3002\u9577\u3044\u5207\u308a\u304f\u305a\u304c\u751f\u6210\u3055\u308c\u308b\u305f\u3081\u3001\u9ad8\u5ea6\u306a\u6a5f\u68b0\u3068\u30c4\u30fc\u30eb\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>303 \u3068 304L \u306e\u3069\u3061\u3089\u3092\u9078\u629e\u3059\u308b\u304b\u306f\u3001\u6a5f\u68b0\u52a0\u5de5\u306e\u5fc5\u8981\u6027\u3068\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u74b0\u5883\u6761\u4ef6\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"conclusion\">\u7d50\u8ad6<\/h2>\n<p>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc 303 \u3068 304L \u306e\u6280\u8853\u7684\u306a\u9055\u3044\u306f\u3001\u305d\u306e\u7d44\u6210\u306b\u3042\u308a\u307e\u3059\u3002303 \u306b\u306f\u6a5f\u68b0\u52a0\u5de5\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u786b\u9ec4\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u8010\u98df\u6027\u306f\u4f4e\u4e0b\u3057\u3066\u3044\u307e\u3059\u3002\u70ad\u7d20\u542b\u6709\u91cf\u306e\u5c11\u306a\u3044 304L \u306f\u3001\u6eb6\u63a5\u6027\u3068\u8010\u98df\u6027\u304c\u5411\u4e0a\u3057\u3066\u3044\u307e\u3059\u3002\u9069\u5207\u306a\u30b0\u30ec\u30fc\u30c9\u306e\u9078\u629e\u306f\u3001\u5bfe\u8c61\u7528\u9014\u3067\u306e\u6a5f\u68b0\u52a0\u5de5\u6027\u307e\u305f\u306f\u8010\u98df\u6027\u306e\u5fc5\u8981\u6027\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6b21 303\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3068\u540c\u7b49\u306e\u3082\u306e\u306f\uff1f 303\u3068304\u306e\u3069\u3061\u3089\u304c\u9ad8\u4fa1\u3067\u3059\u304b\uff1f \u7528\u9014\u9069\u5408\u6027 \u7d44\u6210\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3 \u8010\u98df\u6027 \u6a5f\u68b0\u7684\u7279\u6027 \u71b1\u51e6\u7406\u30d7\u30ed\u30bb\u30b9 \u6eb6\u63a5\u6027\u8981\u56e0 \u6a5f\u68b0\u52a0\u5de5\u6027\u306e\u9055\u3044 \u7d50\u8ad6 \u6bd4\u8f03Mettle\uff1a\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc303\u3068304L\u306e\u6280\u8853\u7684\u306a\u30cb\u30e5\u30a2\u30f3\u30b9\u3092\u660e\u3089\u304b\u306b\u3059\u308b \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc303\u3068304L\u306f\u3069\u3061\u3089\u3082\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u4e00\u7a2e\u3067\u3001\u305d\u306e\u6c4e\u7528\u6027\u3068\u8010\u98df\u6027\u304b\u3089\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u7d44\u6210\u3068\u7279\u6027\u304c\u7570\u306a\u308b\u305f\u3081\u3001\u305d\u308c\u305e\u308c\u304c\u3055\u307e\u3056\u307e\u306a\u7528\u9014\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc303\u306b\u306f\u6a5f\u68b0\u52a0\u5de5\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u786b\u9ec4\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001304L\u306f\u6eb6\u63a5\u6027\u3092\u9ad8\u3081\u3001\u6eb6\u63a5\u5f8c\u306e\u8150\u98df\u306e\u30ea\u30b9\u30af\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u306b\u70ad\u7d20\u542b\u6709\u91cf\u304c\u4f4e\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002 [\u2026]<\/p>","protected":false},"author":1,"featured_media":3925,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","content-type":"","footnotes":""},"categories":[3],"tags":[],"class_list":["post-3879","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-material-selection-guide"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/machining-quote.com\/ja\/wp-json\/wp\/v2\/posts\/3879","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/machining-quote.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/machining-quote.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/machining-quote.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/machining-quote.com\/ja\/wp-json\/wp\/v2\/comments?post=3879"}],"version-history":[{"count":2,"href":"https:\/\/machining-quote.com\/ja\/wp-json\/wp\/v2\/posts\/3879\/revisions"}],"predecessor-version":[{"id":3882,"href":"https:\/\/machining-quote.com\/ja\/wp-json\/wp\/v2\/posts\/3879\/revisions\/3882"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/machining-quote.com\/ja\/wp-json\/wp\/v2\/media\/3925"}],"wp:attachment":[{"href":"https:\/\/machining-quote.com\/ja\/wp-json\/wp\/v2\/media?parent=3879"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/machining-quote.com\/ja\/wp-json\/wp\/v2\/categories?post=3879"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/machining-quote.com\/ja\/wp-json\/wp\/v2\/tags?post=3879"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}