{"id":13870,"date":"2024-11-28T14:11:15","date_gmt":"2024-11-28T06:11:15","guid":{"rendered":"https:\/\/www.sogaworks.com\/?p=13870"},"modified":"2024-11-28T14:18:03","modified_gmt":"2024-11-28T06:18:03","slug":"gray-or-ductile-or-cast-iron","status":"publish","type":"post","link":"https:\/\/www.sogaworks.com\/jp\/blogs\/gray-or-ductile-or-cast-iron\/","title":{"rendered":"\u306d\u305a\u307f\u92f3\u9244\u304b\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u304b\uff1f\u5de5\u696d\u7528\u92f3\u9244\u306e\u6bd4\u8f03"},"content":{"rendered":"<p>\u92f3\u9244\u306f\u591a\u304f\u306e\u7523\u696d\u3067\u4f7f\u7528\u3055\u308c\u308b\u591a\u6a5f\u80fd\u6750\u6599\u3067\u3042\u308b\u3002\u92f3\u9244\u300d\u3068\u3044\u3046\u7528\u8a9e\u306f\u30012%\u4ee5\u4e0a\u306e\u70ad\u7d20\u3092\u542b\u3080\u9244-\u70ad\u7d20\u5408\u91d1\u306e\u7dcf\u79f0\u3067\u3042\u308b\u3002\u92f3\u9244\u306e\u30b5\u30d6\u30af\u30e9\u30b9\u306f\u591a\u6570\u3042\u308a\u3001\u305d\u306e\u4e2d\u306b\u306f\u306d\u305a\u307f\u92f3\u9244\u3068\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u9069\u3057\u305f\u6750\u6599\u3092\u9078\u629e\u3067\u304d\u308b\u3088\u3046\u3001\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u3001\u306d\u305a\u307f\u92f3\u9244\u3001\u92f3\u9244\u306e\u9055\u3044\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u92f3\u9244\u306e\u6982\u8981<\/strong><\/h2>\n\n\n\n<p>\u92f3\u9244\u306f\u9244\u3068\u70ad\u7d20\u306e\u5408\u91d1\u3067\u3001\u4e00\u822c\u306b2.11%\u4ee5\u4e0a\u306e\u70ad\u7d20\u3092\u542b\u3080\u3002\u307e\u305f\u3001\u30b1\u30a4\u7d20\u3001\u30de\u30f3\u30ac\u30f3\u3001\u786b\u9ec4\u3001\u30ea\u30f3\u306a\u3069\u306e\u5fae\u91cf\u5143\u7d20\u3092\u542b\u307f\u3001\u92f3\u9020\u6027\u3001\u6a5f\u68b0\u52a0\u5de5\u6027\u3001\u8010\u6469\u8017\u6027\u3001\u885d\u6483\u5438\u53ce\u6027\u3092\u9ad8\u3081\u3066\u3044\u308b\u3002\u92f3\u9244\u306e\u878d\u70b9\u306f\u6bd4\u8f03\u7684\u4f4e\u304f\u3001\u6d41\u52d5\u6027\u304c\u9ad8\u3044\u305f\u3081\u3001\u578b\u306b\u6d41\u3057\u8fbc\u3093\u3067\u8907\u96d1\u306a\u5f62\u72b6\u306b\u52a0\u5de5\u3059\u308b\u306e\u304c\u5bb9\u6613\u3067\u3042\u308b\u3002\u305d\u306e\u305f\u3081\u3001\u92f3\u9244\u306f\u591a\u304f\u306e\u7528\u9014\u3067\u3069\u3053\u306b\u3067\u3082\u3042\u308b\u6750\u6599\u3068\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u92f3\u9244\u306e\u7a2e\u985e<\/strong><\/h3>\n\n\n\n<p>\u92f3\u9244\u306f\u3001\u4e3b\u306b\u70ad\u7d20\u542b\u6709\u91cf\u306e\u69cb\u9020\u3068\u5f62\u614b\u306b\u57fa\u3065\u3044\u3066\u3001\u3044\u304f\u3064\u304b\u306e\u7a2e\u985e\u306b\u5206\u985e\u3055\u308c\u308b\u3002\u4e3b\u306a\u5206\u985e\u306f\u306d\u305a\u307f\u92f3\u9244\u3068\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u3067\u3001\u305d\u308c\u305e\u308c\u6027\u8cea\u3084\u7528\u9014\u304c\u7570\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u4ed6\u306e\u92f3\u9244\u306e\u7a2e\u985e\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53ef\u935b\u92f3\u9244\uff1a\u92f3\u9244\u306e\u4e00\u7a2e\u3067\u3001\u767d\u92f3\u9244\u306b\u713c\u304d\u306a\u307e\u3057\u71b1\u51e6\u7406\u3092\u65bd\u3057\u3066\u88fd\u9020\u3055\u308c\u308b\u3002<\/li>\n\n\n\n<li>\u767d\u3044\u92f3\u9244\uff1a\u70ad\u7d20\u542b\u6709\u91cf\u304c\u9ad8\u304f\u3001\u767d\u304f\u5149\u6ca2\u306e\u3042\u308b\u5916\u89b3\u304c\u76ee\u3092\u5f15\u304f\u3002<\/li>\n\n\n\n<li>&nbsp;\u30d0\u30fc\u30df\u30ad\u30e5\u30e9\u30fc\u9ed2\u925b\u9244\uff1a\u9ed2\u925b\u306f\u30df\u30df\u30ba\u306e\u3088\u3046\u306a\u3001\u7e01\u304c\u4e38\u307f\u3092\u5e2f\u3073\u305f\u305a\u3093\u3050\u308a\u3057\u305f\u5f62\u3067\u5b58\u5728\u3059\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30b0\u30ec\u30fc\u30fb\u30a2\u30a4\u30a2\u30f3\u3068\u306f<\/strong><\/h2>\n\n\n\n<p>\u306d\u305a\u307f\u92f3\u9244\u306f\u3001\u8584\u7247\u72b6\u9ed2\u925b\u306e\u5b58\u5728\u306b\u3088\u3063\u3066\u533a\u5225\u3055\u308c\u308b\u3002\u3053\u306e\u9ed2\u925b\u306f\u3001\u70ad\u7d20\u304c\u91d1\u5c5e\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306b\u57cb\u3081\u8fbc\u307e\u308c\u305f\u5927\u304d\u306a\u8584\u7247\u72b6\u306e\u30b7\u30fc\u30c8\u3068\u3057\u3066\u5b58\u5728\u3059\u308b\u3001\u304b\u306a\u308a\u7279\u6b8a\u306a\u5fae\u7d30\u69cb\u9020\u3092\u5f62\u6210\u3057\u3066\u3044\u308b\u3002\u306d\u305a\u307f\u92f3\u9244\u306e\u4e3b\u306a\u5143\u7d20\u306f\u3001\u9244\u3001\u70ad\u7d20\u3001\u30b1\u30a4\u7d20\u3001\u30de\u30f3\u30ac\u30f3\u3001\u786b\u9ec4\u3001\u30ea\u30f3\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u88681.\u306d\u305a\u307f\u92f3\u9244\u306e\u7d44\u6210<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u9244<\/td><td>C<\/td><td>Si<\/td><td>\u30e0\u30f3<\/td><td>P<\/td><td>S<\/td><\/tr><tr><td>\u6b8b\u308a<\/td><td>2.0%\uff5e4.0%<\/td><td>1.0%\uff5e2.0%<\/td><td>0.5%\uff5e1.4%<\/td><td>0.05%\uff5e0.50%<\/td><td>0.02%\uff5e0.20%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5fae\u7d30\u69cb\u9020<\/strong><\/h3>\n\n\n\n<p>\u306d\u305a\u307f\u92f3\u9244\u306e\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306f\u3001\u901a\u5e38\u3001\u4ee5\u4e0b\u306e\u6210\u5206\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\u3002 <a href=\"https:\/\/www.sogaworks.com\/jp\/blogs\/austenite-vs-martensite-vs-ferrite\/\">\u30d5\u30a7\u30e9\u30a4\u30c8<\/a>\u30d1\u30fc\u30e9\u30a4\u30c8\u3001\u307e\u305f\u306f\u3053\u308c\u3089\u306e\u7d44\u307f\u5408\u308f\u305b\u3002\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u30d5\u30ec\u30fc\u30af\u304c\u5b58\u5728\u3059\u308b\u3068\u3001\u91d1\u5c5e\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306e\u9023\u7d9a\u6027\u304c\u7834\u58ca\u3055\u308c\u308b\u305f\u3081\u3001\u6750\u6599\u306e\u5f15\u5f35\u5f37\u5ea6\u304c\u4f4e\u4e0b\u3059\u308b\u3002\u305d\u306e\u7d50\u679c\u3001\u5f15\u5f35\u5f37\u5ea6\u306f\u4f4e\u304f\u306a\u308b\u304c\u3001\u5727\u7e2e\u8377\u91cd\u306b\u5bfe\u3057\u3066\u306f\u975e\u5e38\u306b\u512a\u308c\u305f\u6027\u80fd\u3092\u767a\u63ee\u3059\u308b\u3002\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u30d5\u30ec\u30fc\u30af\u306e\u5148\u7aef\u306b\u306f\u5fdc\u529b\u96c6\u4e2d\u304c\u751f\u3058\u3001\u3053\u308c\u304c\u4e80\u88c2\u306b\u4f1d\u64ad\u3057\u3066\u976d\u6027\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"400\" height=\"205\" src=\"https:\/\/www.sogaworks.com\/wp-content\/uploads\/2024\/11\/Microstructure-of-grey-iron.jpg\" alt=\"\u306d\u305a\u307f\u92f3\u9244\u306e\u5fae\u7d30\u69cb\u9020\" class=\"wp-image-13882\" style=\"width:800px\" srcset=\"https:\/\/www.sogaworks.com\/wp-content\/uploads\/2024\/11\/Microstructure-of-grey-iron.jpg 400w, https:\/\/www.sogaworks.com\/wp-content\/uploads\/2024\/11\/Microstructure-of-grey-iron-300x154.jpg 300w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>\u71b1\u51e6\u7406\u306b\u3088\u3063\u3066\u306d\u305a\u307f\u92f3\u9244\u4e2d\u306e\u9ed2\u925b\u306e\u5f62\u614b\u3084\u5206\u5e03\u3092\u5909\u3048\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u306e\u3067\u3001\u306d\u305a\u307f\u92f3\u9244\u306e\u6027\u80fd\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u71b1\u51e6\u7406\u3092\u4f7f\u7528\u3059\u308b\u610f\u7fa9\u306f\u306a\u3044\u3002\u306d\u305a\u307f\u92f3\u9244\u306e\u71b1\u51e6\u7406\u306f\u3001\u4e3b\u306b\u92f3\u7269\u306e\u5185\u90e8\u5fdc\u529b\u3092\u9664\u53bb\u3057\u3001\u5b89\u5b9a\u3057\u305f\u5bf8\u6cd5\u3092\u5f97\u3001\u5207\u524a\u6027\u80fd\u3092\u5411\u4e0a\u3055\u305b\u3001\u8868\u9762\u786c\u5ea6\u3068\u8010\u6469\u8017\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u6a5f\u68b0\u7684\u7279\u6027<\/strong><\/h3>\n\n\n\n<p>\u4e3b\u8981\u306a\u6a5f\u68b0\u7684\u7279\u6027\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u3088\u3046\uff1a<\/p>\n\n\n\n<p><strong>\u5f15\u5f35\u5f37\u3055\u3002 <\/strong>\u306d\u305a\u307f\u92f3\u9244\u306e\u5f15\u5f35\u5f37\u3055\u306f100\uff5e700MPa\u306e\u7bc4\u56f2\u306b\u3042\u308a\u3001\u3053\u308c\u306f\u6bd4\u8f03\u7684\u4e2d\u7a0b\u5ea6\u3067\u3001\u5f15\u304d\u5265\u304c\u3055\u308c\u308b\u3053\u3068\u306b\u5bfe\u3059\u308b\u3080\u3057\u308d\u5e73\u5747\u7684\u306a\u62b5\u6297\u3092\u53cd\u6620\u3057\u3066\u3044\u308b\u3002\u5f37\u5ea6\u306f\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306e\u7d44\u6210\u306b\u4f9d\u5b58\u3057\u3001\u30d5\u30a7\u30e9\u30a4\u30c8\u7cfb\u306b\u6bd4\u3079\u30d1\u30fc\u30e9\u30a4\u30c8\u7cfb\u306e\u65b9\u304c\u9ad8\u3044\u5f15\u5f35\u5f37\u5ea6\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u964d\u4f0f\u5f37\u5ea6\u3002 <\/strong>\u306d\u305a\u307f\u92f3\u9244\u306e\u964d\u4f0f\u5f37\u5ea6\u306f65.5MPa\u304b\u3089420MPa\u306e\u9593\u3067\u5909\u5316\u3057\u3001\u5851\u6027\u5909\u5f62\u304c\u59cb\u307e\u308b\u524d\u306e\u9069\u5ea6\u306a\u5fdc\u529b\u306b\u8010\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p>\u7834\u65ad\u4f38\u5ea6\u3002\u666e\u901a\u3001\u306d\u305a\u307f\u92f3\u9244\u306e\u7834\u65ad\u4f38\u5ea6\u306f1.0-15.0%\u3067\u3042\u308b\u3002\u9ed2\u925b\u7247\u306f\u8106\u6027\u306e\u539f\u56e0\u3068\u306a\u308b\u305f\u3081\u3001\u7834\u65ad\u307e\u3067\u306e\u5909\u5f62\u306f\u307b\u3068\u3093\u3069\u671f\u5f85\u3067\u304d\u306a\u3044\u3002<\/p>\n\n\n\n<p><strong>\u786c\u5ea6\u3002 <\/strong>\u306d\u305a\u307f\u92f3\u9244\u306e\u786c\u5ea6\u306f150\uff5e300HB\u3067\u3001\u885d\u6483\u3092\u4e0e\u3048\u306a\u3044\u7528\u9014\u3067\u306f\u8010\u6469\u8017\u6027\u306b\u5341\u5206\u306a\u8868\u9762\u786c\u5ea6\u3092\u6301\u3064\u3002\u786c\u5ea6\u306f\u3001\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306b\u542b\u307e\u308c\u308b\u30d1\u30fc\u30e9\u30a4\u30c8\u306e\u91cf\u306b\u4f9d\u5b58\u3057\u3001\u30d1\u30fc\u30e9\u30a4\u30c8\u542b\u6709\u91cf\u304c\u591a\u3044\u307b\u3069\u786c\u5ea6\u304c\u9ad8\u304f\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u88682.\u306d\u305a\u307f\u92f3\u9244\u306e\u6a5f\u68b0\u7684\u6027\u8cea<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u6750\u6599<\/td><td>\u5f15\u5f35\u5f37\u3055<\/td><td>\u964d\u4f0f\u5f37\u5ea6<\/td><td>\u4f38\u3073<\/td><td>\u786c\u5ea6<\/td><\/tr><tr><td>\u7070\u8272\u306e\u9244<\/td><td>100-700 MPa<\/td><td>65.5-420 MPa<\/td><td>1.0-15.0 %<\/td><td>150-300HB<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u52a0\u5de5\u7279\u6027<\/strong><\/h3>\n\n\n\n<p><strong>\u30ad\u30e3\u30b9\u30c6\u30a3\u30f3\u30b0\uff1a<\/strong> \u512a\u308c\u305f\u92f3\u9020\u7279\u6027\u3092\u6301\u3061\u3001\u6d41\u52d5\u6027\u304c\u826f\u304f\u53ce\u7e2e\u7387\u304c\u5c0f\u3055\u3044\u305f\u3081\u3001\u8907\u96d1\u306a\u5f62\u72b6\u306b\u6700\u9069\u3002<\/p>\n\n\n\n<p><strong>\u6a5f\u68b0\u52a0\u5de5\u6027\uff1a<\/strong> \u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u304c\u5929\u7136\u306e\u6f64\u6ed1\u5264\u3068\u3057\u3066\u4f5c\u7528\u3057\u3001\u5de5\u5177\u306e\u6469\u8017\u3068\u5207\u524a\u62b5\u6297\u304c\u4f4e\u6e1b\u3055\u308c\u308b\u304b\u3089\u3060\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5916\u89b3<\/strong><\/h3>\n\n\n\n<p>\u901a\u5e38\u3001\u306d\u305a\u307f\u92f3\u9244\u306e\u7834\u65ad\u9762\u306f\u6697\u7070\u8272\u3067\u3001\u7c97\u3044\u30c6\u30af\u30b9\u30c1\u30e3\u30fc\u3092\u6301\u3064\u3002\u92f3\u9020\u5de5\u7a0b\u3067\u306f\u3001\u7802\u7a74\u3084\u6c17\u5b54\u306e\u3088\u3046\u306a\u6b20\u9665\u304c\u751f\u3058\u308b\u3053\u3068\u3082\u3042\u308b\u304c\u3001\u7ba1\u7406\u3055\u308c\u305f\u751f\u7523\u6761\u4ef6\u4e0b\u3067\u306f\u901a\u5e38\u3001\u6700\u5c0f\u9650\u306b\u6291\u3048\u3089\u308c\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u3068\u306f\uff1f<\/strong><\/h2>\n\n\n\n<p>\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306f\u3001\u30ce\u30b8\u30e5\u30e9\u30fc\u92f3\u9244\u3084\u7403\u72b6\u9ed2\u925b\u92f3\u9244\uff08S.G.\u30a2\u30a4\u30a2\u30f3\uff09\u3068\u3082\u547c\u3070\u308c\u3001\u6eb6\u878d\u9244\uff08\u901a\u5e38\u306f\u30de\u30b0\u30cd\u30b7\u30a6\u30e0\uff09\u306b\u5c11\u91cf\u306e\u30cd\u30d6\u30e9\u30a4\u30b6\u30fc\u3092\u6dfb\u52a0\u3059\u308b\u3053\u3068\u3067\u88fd\u9020\u3055\u308c\u308b\u3002\u3053\u306e\u51e6\u7406\u306b\u3088\u308a\u7403\u72b6\u306e\u9ed2\u925b\u304c\u5f62\u6210\u3055\u308c\u3001\u9ed2\u925b\u3068\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306e\u754c\u9762\u3067\u767a\u751f\u3059\u308b\u5fdc\u529b\u96c6\u4e2d\u304c\u6e1b\u5c11\u3059\u308b\u305f\u3081\u3001\u6750\u6599\u306e\u6a5f\u68b0\u7684\u7279\u6027\u304c\u8457\u3057\u304f\u5411\u4e0a\u3059\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5fae\u7d30\u69cb\u9020<\/strong><\/h3>\n\n\n\n<p>\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306e\u7d44\u7e54\u306b\u306f\u3001\u30d5\u30a7\u30e9\u30a4\u30c8\u3001\u30d1\u30fc\u30e9\u30a4\u30c8\u3001\u307e\u305f\u306f\u305d\u306e\u4e21\u65b9\u306e\u6df7\u5408\u7269\u3067\u3042\u308b\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u4e2d\u306b\u5747\u4e00\u306b\u5206\u6563\u3057\u305f\u7403\u72b6\u9ed2\u925b\u7c92\u5b50\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3002\u7403\u72b6\u9ed2\u925b\u306e\u5b58\u5728\u306b\u3088\u308a\u3001\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u3078\u306e\u60aa\u5f71\u97ff\u304c\u8efd\u6e1b\u3055\u308c\u3001\u6a5f\u68b0\u7684\u7279\u6027\u304c\u5411\u4e0a\u3057\u3001\u6027\u80fd\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u6539\u5584\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" width=\"400\" height=\"205\" src=\"https:\/\/www.sogaworks.com\/wp-content\/uploads\/2024\/11\/Microstructure-of-ductile-iron.jpg\" alt=\"\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306e\u7d44\u7e54\" class=\"wp-image-13879\" style=\"width:800px\" srcset=\"https:\/\/www.sogaworks.com\/wp-content\/uploads\/2024\/11\/Microstructure-of-ductile-iron.jpg 400w, https:\/\/www.sogaworks.com\/wp-content\/uploads\/2024\/11\/Microstructure-of-ductile-iron-300x154.jpg 300w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u6a5f\u68b0\u7684\u7279\u6027<\/strong><\/h3>\n\n\n\n<p>\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306e\u4e3b\u306a\u6a5f\u68b0\u7684\u6027\u8cea\u3092\u4ee5\u4e0b\u306b\u793a\u3059\uff1a<\/p>\n\n\n\n<p><strong>\u5f15\u5f35\u5f37\u3055\u3002<\/strong> \u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306e\u5f15\u5f35\u5f37\u5ea6\u306f400\uff5e800MPa\u306e\u7bc4\u56f2\u306b\u3042\u308a\u3001\u3088\u308a\u5927\u304d\u306a\u5f15\u5f35\u529b\u306b\u8010\u3048\u308b\u80fd\u529b\u3092\u793a\u3059\u6307\u6a19\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p><strong>\u964d\u4f0f\u5f37\u5ea6\u3002<\/strong> \u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306e\u964d\u4f0f\u5f37\u5ea6\u306f250\uff5e500MPa\u3067\u3001\u3069\u306e\u3088\u3046\u306a\u5fdc\u529b\u4e0b\u3067\u3082\u6c38\u4e45\u5909\u5f62\u3057\u306b\u304f\u3044\u3002\u305d\u306e\u5ef6\u6027\u3082\u76f8\u307e\u3063\u3066\u3001\u306d\u305a\u307f\u92f3\u9244\u306b\u6bd4\u3079\u8377\u91cd\u306b\u5bfe\u3059\u308b\u8010\u4e45\u6027\u304c\u9ad8\u3044\u3002<\/p>\n\n\n\n<p><strong>\u4f38\u3073\u3002 <\/strong>\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306f\u30012-18%\u306e\u4f38\u3073\u3092\u793a\u3057\u3001\u4ed6\u306e\u92f3\u9244\u306b\u6bd4\u3079\u3001\u304b\u306a\u308a\u9ad8\u3044\u5ef6\u6027\u3092\u793a\u3059\u3002\u69cb\u9020\u4e2d\u306b\u7403\u72b6\u9ed2\u925b\u7d50\u7bc0\u304c\u5b58\u5728\u3059\u308b\u305f\u3081\u3001\u5fdc\u529b\u96c6\u4e2d\u306e\u5f71\u97ff\u304c\u5c11\u306a\u304f\u3001\u7834\u65ad\u3059\u308b\u524d\u306b\u3055\u3089\u306b\u5909\u5f62\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n\n\n\n<p><strong>\u786c\u5ea6\u3002<\/strong> \u305d\u306e\u786c\u5ea6\u306f\u3001\u71b1\u51e6\u7406\u3068\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u7d44\u6210\u306b\u3088\u3063\u3066130\uff5e350HB\u3067\u3042\u308b\u3002\u786c\u5ea6\u304c\u9ad8\u3044\u307b\u3069\u8010\u6469\u8017\u6027\u306b\u512a\u308c\u3001\u4f4e\u3044\u307b\u3069\u88ab\u524a\u6027\u306b\u512a\u308c\u308b\u3002<\/p>\n\n\n\n<p>\u88683.\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306e\u6a5f\u68b0\u7684\u6027\u8cea<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u30b0\u30ec\u30fc\u30c9<\/td><td>\u5f15\u5f35\u5f37\u3055<\/td><td>\u964d\u4f0f\u5f37\u5ea6<\/td><td>\u4f38\u3073<\/td><td>\u786c\u5ea6<\/td><td>\u30de\u30c8\u30ea\u30c3\u30af\u30b9<\/td><\/tr><tr><td>QT400-18<\/td><td>400 MPa<\/td><td>250 MPa<\/td><td>18%<\/td><td>130-180 HB<\/td><td>\u30d5\u30a7\u30e9\u30a4\u30c8<\/td><\/tr><tr><td>QT400-15<\/td><td>400 MPa<\/td><td>250 MPa<\/td><td>15%<\/td><td>130-180 HB<\/td><td>\u30d5\u30a7\u30e9\u30a4\u30c8<\/td><\/tr><tr><td>QT450-10<\/td><td>450 MPa<\/td><td>310 MPa<\/td><td>10%<\/td><td>160-210 HB<\/td><td>\u30d5\u30a7\u30e9\u30a4\u30c8<\/td><\/tr><tr><td>QT500-7<\/td><td>500 MPa<\/td><td>320 MPa<\/td><td>7%<\/td><td>170-230 HB<\/td><td>\u30d5\u30a7\u30e9\u30a4\u30c8+\u30d1\u30fc\u30e9\u30a4\u30c8<\/td><\/tr><tr><td>QT600-3<\/td><td>600 MPa<\/td><td>370 MPa<\/td><td>3%<\/td><td>190-270 HB<\/td><td>\u30d5\u30a7\u30e9\u30a4\u30c8+\u30d1\u30fc\u30e9\u30a4\u30c8<\/td><\/tr><tr><td>QT700-2<\/td><td>700 MPa<\/td><td>420 MPa<\/td><td>2%<\/td><td>225-305 HB<\/td><td>\u30d1\u30fc\u30e9\u30a4\u30c8<\/td><\/tr><tr><td>QT800-2<\/td><td>800 MPa<\/td><td>480 MPa<\/td><td>2%<\/td><td>245-350 HB<\/td><td>\u30d1\u30fc\u30e9\u30a4\u30c8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u52a0\u5de5\u7279\u6027<\/strong><\/h3>\n\n\n\n<p><strong>\u30ad\u30e3\u30b9\u30c6\u30a3\u30f3\u30b0\uff1a<\/strong> \u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306f\u826f\u597d\u306a\u92f3\u9020\u7279\u6027\u3092\u6301\u3064\u304c\u3001\u52a0\u5de5\u306f\u306d\u305a\u307f\u92f3\u9244\u3088\u308a\u306f\u308b\u304b\u306b\u96e3\u3057\u3044\u3002\u5c40\u90e8\u51e6\u7406\u3068\u63a5\u7a2e\u51e6\u7406\u306e\u4e21\u65b9\u304c\u5fc5\u8981\u3067\u3001\u3053\u306e\u6750\u6599\u306f\u51dd\u56fa\u904e\u7a0b\u3067\u306e\u53ce\u7e2e\u7387\u304c\u9ad8\u3044\u3002<\/p>\n\n\n\n<p><strong>\u6a5f\u68b0\u52a0\u5de5\u6027\uff1a<\/strong> \u306d\u305a\u307f\u92f3\u9244\u3068\u540c\u69d8\u3001\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u3082\u9ed2\u925b\u306e\u6f64\u6ed1\u52b9\u679c\u306e\u6069\u6075\u3092\u53d7\u3051\u308b\u304c\u3001\u5f37\u5ea6\u304c\u9ad8\u3044\u305f\u3081\u3001\u5207\u524a\u62b5\u6297\u3068\u5de5\u5177\u6469\u8017\u306f\u306d\u305a\u307f\u92f3\u9244\u3088\u308a\u5927\u304d\u304f\u306a\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5916\u89b3<\/strong><\/h3>\n\n\n\n<p>\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306f\u901a\u5e38\u3001\u7834\u65ad\u9762\u304c\u9280\u7070\u8272\u3067\u3001\u306d\u305a\u307f\u92f3\u9244\u306b\u6bd4\u3079\u6ed1\u3089\u304b\u306a\u4ed5\u4e0a\u304c\u308a\u306b\u306a\u308b\u3002\u5f37\u5ea6\u304c\u9ad8\u304f\u3001\u6b20\u9665\u7387\u304c\u4f4e\u3044\u305f\u3081\u3001\u5916\u89b3\u304c\u3088\u308a\u6d17\u7df4\u3055\u308c\u3001\u9ad8\u6027\u80fd\u306e\u7528\u9014\u3067\u3088\u308a\u512a\u308c\u305f\u7f8e\u89b3\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u306d\u305a\u307f\u92f3\u9244\u3068\u92f3\u9244\u306e\u6bd4\u8f03<\/strong><\/h2>\n\n\n\n<p>\u92f3\u9244\u306e\u91cd\u8981\u306a\u4e00\u5206\u91ce\u3068\u3057\u3066\u3001\u306d\u305a\u307f\u92f3\u9244\u306f\u8584\u7247\u72b6\u9ed2\u925b\u306e\u7279\u5fb4\u3092\u6301\u3061\u3001\u8010\u6469\u8017\u6027\u3068\u885d\u6483\u5438\u53ce\u306e\u5834\u9762\u306b\u9069\u3057\u3066\u3044\u308b\u3002\u92f3\u9244\u306f<a href=\"https:\/\/www.sogaworks.com\/jp\/blogs\/different-types-of-iron\/\"> \u9244\u306e\u5206\u985e<\/a>\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u306b\u306f\u591a\u304f\u306e\u7a2e\u985e\u304c\u3042\u308a\u3001\u305d\u306e\u6027\u80fd\u3068\u5fdc\u7528\u7bc4\u56f2\u306f\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u306e\u5f62\u72b6\u306e\u9055\u3044\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u7570\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u88684.\u306d\u305a\u307f\u92f3\u9244\u3068\u92f3\u9244\u306e\u6bd4\u8f03<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u7279\u5fb4<\/strong><\/td><td><strong>\u7070\u8272\u306e\u9244<\/strong><\/td><td><strong>\u92f3\u9244<\/strong><\/td><\/tr><tr><td><strong>\u5b9a\u7fa9<\/strong><\/td><td>\u9ed2\u925b\u306f\u8584\u7247\u72b6\u306b\u5206\u5e03\u3057\u3001\u7834\u9762\u306f\u7070\u8272\u3067\u3042\u308b\u3002<\/td><td>\u9244-\u70ad\u7d20\u5408\u91d1\u306f\u901a\u5e382%\u304b\u30894%\u306e\u70ad\u7d20\u3092\u542b\u307f\u3001\u591a\u304f\u306e\u7a2e\u985e\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td><strong>\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u30d5\u30a9\u30fc\u30e0<\/strong><\/td><td>\u30d5\u30ec\u30fc\u30af<\/td><td>\u7a2e\u985e\u306b\u3088\u3063\u3066\u3001\u30d5\u30ec\u30fc\u30af\u72b6\u3001\u30dc\u30fc\u30eb\u72b6\u3001\u30ef\u30fc\u30e0\u72b6\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td><strong>\u6a5f\u68b0\u7684\u6027\u8cea<\/strong><\/td><td>\u5727\u7e2e\u5f37\u5ea6\u304c\u9ad8\u304f\u8010\u6469\u8017\u6027\u306b\u512a\u308c\u308b\u304c\u3001\u5f15\u5f35\u5f37\u5ea6\u3068\u976d\u6027\u306f\u4f4e\u3044\u3002<\/td><td>\u92f3\u9244\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u7279\u6027\u306f\u5927\u304d\u304f\u7570\u306a\u308b\u3002<\/td><\/tr><tr><td><strong>\u52a0\u5de5\u6027<\/strong><\/td><td>\u826f\u597d\u306a\u5207\u65ad\u7279\u6027<\/td><td>\u51e6\u7406\u6027\u80fd\u306f\u3001\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u306e\u5f62\u614b\u3068\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u69cb\u9020\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u3002<\/td><\/tr><tr><td><strong>\u9aa8\u6298\u306e\u7279\u5fb4<\/strong><\/td><td>\u5272\u308c\u76ee\u306f\u7070\u8272\u3067\u7c97\u304f\u3001\u9ed2\u925b\u3092\u542b\u3093\u3067\u3044\u308b\u3002<\/td><td>\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u3084\u30ab\u30fc\u30dc\u30f3\u306e\u5f62\u72b6\u306b\u3088\u3063\u3066\u3001\u7834\u65ad\u9762\u306e\u8272\u306f\u7570\u306a\u308b\u3002<\/td><\/tr><tr><td><strong>\u4fa1\u683c<\/strong><\/td><td>\u4f4e\u30b3\u30b9\u30c8<\/td><td>\u8cbb\u7528\u306f\u30bf\u30a4\u30d7\u306b\u3088\u3063\u3066\u7570\u306a\u308b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u3068\u92f3\u9244\u306e\u6bd4\u8f03<\/strong><\/h2>\n\n\n\n<p>\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306f\u92f3\u9244\u306e\u4ef2\u9593\u3067\u3042\u308b\u3002\u9ad8\u3044\u5f37\u5ea6\u3068\u976d\u6027\u3001\u8010\u885d\u6483\u6027\u304c\u7279\u5fb4\u3002\u92f3\u9244\u306f\u9244\u306e\u5927\u5206\u985e\u3067\u3042\u308a\u3001\u305d\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u7279\u6027\u3084\u7528\u9014\u304c\u5927\u304d\u304f\u7570\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u88685.\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u3068\u92f3\u9244\u306e\u6bd4\u8f03<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u7279\u5fb4<\/strong><\/td><td><strong>\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244<\/strong><\/td><td><strong>\u92f3\u9244<\/strong><\/td><\/tr><tr><td><strong>\u5b9a\u7fa9<\/strong><\/td><td>\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u3092\u7403\u72b6\u306b\u5206\u6563\u3055\u305b\u308b\u3053\u3068\u3067\u5fdc\u529b\u96c6\u4e2d\u3092\u6291\u3048\u3001\u5f37\u5ea6\u3068\u976d\u6027\u3092\u5411\u4e0a\u3055\u305b\u3066\u3044\u308b\u3002<\/td><td>\u9244-\u70ad\u7d20\u5408\u91d1\u306f\u901a\u5e382%\u304b\u30894%\u306e\u70ad\u7d20\u3092\u542b\u307f\u3001\u591a\u304f\u306e\u7a2e\u985e\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td><strong>\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u30d5\u30a9\u30fc\u30e0<\/strong><\/td><td>\u7403\u5f62<\/td><td>\u7a2e\u985e\u306b\u3088\u3063\u3066\u3001\u30d5\u30ec\u30fc\u30af\u72b6\u3001\u30dc\u30fc\u30eb\u72b6\u3001\u30ef\u30fc\u30e0\u72b6\u304c\u3042\u308b\u3002<\/td><\/tr><tr><td><strong>\u6a5f\u68b0\u7684\u6027\u8cea<\/strong><\/td><td>\u9ad8\u3044\u5f15\u5f35\u5f37\u5ea6\u3068\u512a\u308c\u305f\u976d\u6027\u3092\u6301\u3061\u3001\u666e\u901a\u92fc\u306b\u8fd1\u3044\u304b\u3001\u305d\u308c\u3092\u4e0a\u56de\u308b\u3002<\/td><td>\u92f3\u9244\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u7279\u6027\u306f\u5927\u304d\u304f\u7570\u306a\u308b\u3002<\/td><\/tr><tr><td><strong>\u52a0\u5de5\u6027<\/strong><\/td><td>\u5207\u524a\u6027\u80fd\u306f\u826f\u3044\u304c\u3001\u786c\u5ea6\u304c\u3084\u3084\u9ad8\u3044\u305f\u3081\u3001\u5de5\u5177\u306e\u6469\u8017\u306b\u3064\u306a\u304c\u308a\u3084\u3059\u3044\u3002<\/td><td>\u51e6\u7406\u6027\u80fd\u306f\u3001\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u306e\u5f62\u614b\u3068\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u69cb\u9020\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u3002<\/td><\/tr><tr><td><strong>\u9aa8\u6298\u306e\u7279\u5fb4<\/strong><\/td><td>\u7834\u65ad\u9762\u306f\u660e\u308b\u304f\u3001\u8868\u9762\u306f\u6ed1\u3089\u304b\u3067\u3001\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u306f\u5747\u4e00\u306b\u5206\u6563\u3057\u3066\u3044\u308b\u3002<\/td><td>\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u3084\u30ab\u30fc\u30dc\u30f3\u306e\u5f62\u72b6\u306b\u3088\u3063\u3066\u3001\u7834\u65ad\u9762\u306e\u8272\u306f\u7570\u306a\u308b\u3002<\/td><\/tr><tr><td><strong>\u4fa1\u683c<\/strong><\/td><td>\u30b3\u30b9\u30c8\u306f\u9ad8\u3044\u304c\u3001\u512a\u308c\u305f\u6027\u80fd\u3068\u9577\u5bff\u547d\u3092\u8a87\u308b\u3002<\/td><td>\u8cbb\u7528\u306f\u30bf\u30a4\u30d7\u306b\u3088\u3063\u3066\u7570\u306a\u308b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u3068\u306d\u305a\u307f\u92f3\u9244\u306e\u6bd4\u8f03<\/strong><\/h2>\n\n\n\n<p><strong>\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u306e\u5f62\u614b\uff1a <\/strong>\u306d\u305a\u307f\u92f3\u9244\u306f\u3001\u7db2\u76ee\u72b6\u306e\u30d5\u30ec\u30fc\u30af\u72b6\u9ed2\u925b\u3092\u6709\u3057\u3001\u91d1\u5c5e\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u3092\u5207\u65ad\u3059\u308b\u3002\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306b\u306f\u7403\u72b6\u9ed2\u925b\u304c\u542b\u307e\u308c\u3001\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306e\u7834\u58ca\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u3067\u3001\u6750\u6599\u5168\u4f53\u306e\u5f37\u5ea6\u3092\u9ad8\u3081\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p><strong>\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u69cb\u9020\uff1a<\/strong> 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<\/strong>\u306d\u305a\u307f\u92f3\u9244\u306f\u92f3\u9020\u6027\u306b\u512a\u308c\u3001\u53ce\u7e2e\u304c\u5c11\u306a\u304f\u8907\u96d1\u306a\u5f62\u72b6\u306b\u9069\u3057\u3066\u3044\u308b\u3002\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306f\u52a0\u5de5\u304c\u3055\u3089\u306b\u8907\u96d1\u3060\u304c\u3001\u51dd\u56fa\u6642\u306e\u53ce\u7e2e\u306f\u5927\u304d\u304f\u306a\u308b\u50be\u5411\u304c\u3042\u308b\u3082\u306e\u306e\u3001\u92f3\u9020\u6027\u306f\u826f\u597d\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p><strong>\u6a5f\u68b0\u52a0\u5de5\uff1a<\/strong> \u3069\u3061\u3089\u306e\u6750\u6599\u3082\u52a0\u5de5\u6027\u306f\u826f\u3044\u304c\u3001\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u306f\u5f37\u5ea6\u304c\u9ad8\u3044\u305f\u3081\u3001\u901a\u5e38\u3001\u52a0\u5de5\u5de5\u7a0b\u3067\u3088\u308a\u5927\u304d\u306a\u529b\u3092\u5fc5\u8981\u3068\u3059\u308b\u3002<\/p>\n\n\n\n<p><strong>\u7834\u65ad\u9762\uff1a<\/strong> 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