{"id":865,"date":"2026-07-03T09:09:33","date_gmt":"2026-07-03T00:09:33","guid":{"rendered":"https:\/\/matguide.com\/contents\/?p=865"},"modified":"2026-07-08T11:31:12","modified_gmt":"2026-07-08T02:31:12","slug":"%e3%83%97%e3%83%ad%e3%81%8c%e6%95%99%e3%81%88%e3%82%8b%e3%83%a4%e3%83%b3%e3%82%b0%e7%8e%87%ef%bc%81%ef%bc%81","status":"publish","type":"post","link":"https:\/\/matguide.com\/contents\/tech\/news\/%e3%83%97%e3%83%ad%e3%81%8c%e6%95%99%e3%81%88%e3%82%8b%e3%83%a4%e3%83%b3%e3%82%b0%e7%8e%87%ef%bc%81%ef%bc%81\/","title":{"rendered":"\u30d7\u30ed\u304c\u6559\u3048\u308b\u30e4\u30f3\u30b0\u7387\uff01\uff01"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-818 size-full\" src=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738714.jpg\" alt=\"\" width=\"1376\" height=\"768\" srcset=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738714.jpg 1376w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738714-300x167.jpg 300w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738714-1024x572.jpg 1024w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738714-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u30e4\u30f3\u30b0\u7387\uff08\u7e26\u5f3e\u6027\u4fc2\u6570\uff09\u3068\u306f\u3001\u6750\u6599\u304c\u3069\u308c\u304f\u3089\u3044\u300c\u5909\u5f62\u3057\u306b\u304f\u3044\u304b\uff08\u525b\u6027\uff09\u300d\u3092\u8868\u3059\u5927\u5207\u306a\u6307\u6a19\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u540c\u3058\u529b\u3067\u5f15\u3063\u5f35\u3063\u305f\u3068\u304d\u306b\u3001\u30b4\u30e0\u306f\u3088\u304f\u4f38\u3073\u307e\u3059\u304c\u3001\u9244\u306f\u307b\u3068\u3093\u3069\u4f38\u3073\u307e\u305b\u3093\u3002\u3053\u306e\u9055\u3044\u3092\u6570\u5024\u3067\u8868\u3057\u305f\u3082\u306e\u304c\u30e4\u30f3\u30b0\u7387\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u30e4\u30f3\u30b0\u7387\u304c\u5927\u304d\u3044\u307b\u3069\u300c\u5909\u5f62\u3057\u306b\u304f\u3044\u6750\u6599\u300d\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-817 size-full\" src=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738713.jpg\" alt=\"\" width=\"1376\" height=\"768\" srcset=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738713.jpg 1376w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738713-300x167.jpg 300w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738713-1024x572.jpg 1024w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738713-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u3053\u306e\u95a2\u4fc2\u306f\u30d5\u30c3\u30af\u306e\u6cd5\u5247\u3067\u8aac\u660e\u3055\u308c\u307e\u3059\u3002\u6750\u6599\u306b\u529b\u3092\u52a0\u3048\u308b\u3068\u3001\u5fdc\u529b\uff08\u03c3\uff1a\u5358\u4f4d\u9762\u7a4d\u3042\u305f\u308a\u306b\u304b\u304b\u308b\u529b\uff09\u3068\u3072\u305a\u307f\uff08\u03b5\uff1a\u5143\u306e\u9577\u3055\u306b\u5bfe\u3059\u308b\u4f38\u3073\u306e\u5272\u5408\uff09\u306f\u6bd4\u4f8b\u95a2\u4fc2\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u6bd4\u4f8b\u5b9a\u6570\u304c\u30e4\u30f3\u30b0\u7387E\u3067\u3059\u3002\u5f0f\u3067\u66f8\u304f\u3068<\/p>\n<p>E = \u03c3 \/ \u03b5<\/p>\n<p>\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u300c\u540c\u3058\u3060\u3051\u4f38\u3070\u3059\u306e\u306b\u3001\u3069\u308c\u304f\u3089\u3044\u306e\u529b\u304c\u5fc5\u8981\u304b\u300d\u3092\u8868\u3057\u3066\u3044\u308b\u3068\u3082\u8a00\u3048\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30e4\u30f3\u30b0\u7387\u304c\u5927\u304d\u3044\u6750\u6599\u307b\u3069\u3001\u4f38\u3070\u3059\u306e\u306b\u5927\u304d\u306a\u529b\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u5358\u4f4d\u306f\u30d1\u30b9\u30ab\u30eb\uff08Pa\uff09\u304c\u57fa\u672c\u3067\u3059\u304c\u3001\u5b9f\u969b\u306b\u306f\u3068\u3066\u3082\u5927\u304d\u306a\u6570\u306b\u306a\u308b\u305f\u3081\u3001GPa\uff08\u30ae\u30ac\u30d1\u30b9\u30ab\u30eb\uff09\u304c\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u30021 GPa\u306f10\u2079 Pa\u3067\u3059\u3002\u307e\u305f\u5de5\u5b66\u3067\u306fN\/mm\u00b2\uff08\u30cb\u30e5\u30fc\u30c8\u30f3\u6bce\u5e73\u65b9\u30df\u30ea\u30e1\u30fc\u30c8\u30eb\uff09\u3082\u3088\u304f\u4f7f\u308f\u308c\u3001\u3053\u308c\u306fGPa\u3068\u540c\u3058\u5927\u304d\u3055\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u30701 GPa = 1000 N\/mm\u00b2\u3067\u3059\u3002\u9244\u306e\u30e4\u30f3\u30b0\u7387\u306f\u304a\u3088\u305d200 GPa\u304f\u3089\u3044\u3067\u3001\u304b\u306a\u308a\u5909\u5f62\u3057\u306b\u304f\u3044\u6750\u6599\u3060\u3068\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-816 size-full\" src=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738712.jpg\" alt=\"\" width=\"1376\" height=\"768\" srcset=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738712.jpg 1376w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738712-300x167.jpg 300w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738712-1024x572.jpg 1024w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738712-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u6700\u5f8c\u306b\u7269\u7406\u7684\u306a\u610f\u5473\u3067\u3059\u304c\u3001\u30e4\u30f3\u30b0\u7387\u306e\u9055\u3044\u306f\u6750\u6599\u306e\u4e2d\u306e\u300c\u539f\u5b50\u540c\u58eb\u306e\u7d50\u3073\u3064\u304d\u306e\u5f37\u3055\u300d\u306b\u95a2\u4fc2\u3057\u3066\u3044\u307e\u3059\u3002\u539f\u5b50\u540c\u58eb\u304c\u5f37\u304f\u5f15\u304d\u5408\u3063\u3066\u3044\u308b\u307b\u3069\u3001\u5916\u304b\u3089\u529b\u3092\u52a0\u3048\u3066\u3082\u52d5\u304d\u306b\u304f\u304f\u3001\u5909\u5f62\u3057\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u91d1\u5c5e\u3084\u30bb\u30e9\u30df\u30c3\u30af\u30b9\u306f\u30e4\u30f3\u30b0\u7387\u304c\u5927\u304d\u304f\u3001\u30b4\u30e0\u3084\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u306e\u3088\u3046\u306a\u9ad8\u5206\u5b50\u6750\u6599\u306f\u6bd4\u8f03\u7684\u5c0f\u3055\u304f\u306a\u308a\u307e\u3059\u3002\u30e4\u30f3\u30b0\u7387\u306f\u3001\u76ee\u306b\u898b\u3048\u306a\u3044\u30df\u30af\u30ed\u306a\u7d50\u3073\u3064\u304d\u304c\u3001\u3069\u308c\u304f\u3089\u3044\u786c\u3055\u3068\u3057\u3066\u73fe\u308c\u308b\u304b\u3092\u6559\u3048\u3066\u304f\u308c\u308b\u5927\u5207\u306a\u7269\u7406\u91cf\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-815 size-full\" src=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738711.jpg\" alt=\"\" width=\"1376\" height=\"768\" srcset=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738711.jpg 1376w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738711-300x167.jpg 300w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738711-1024x572.jpg 1024w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u738711-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u30e4\u30f3\u30b0\u7387\uff08\u7e26\u5f3e\u6027\u4fc2\u6570\uff09\u306f\u3001\u6750\u6599\u306e\u300c\u5909\u5f62\u3057\u306b\u304f\u3055\u300d\u3092\u8868\u3059\u5024\u3067\u3059\u304c\u3001\u91d1\u5c5e\u3054\u3068\u306b\u304b\u306a\u308a\u9055\u3044\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u4ee3\u8868\u7684\u306a\u6750\u6599\u3092\u3001\u308f\u304b\u308a\u3084\u3059\u304f\u4e00\u89a7\u3067\u6574\u7406\u3057\u306a\u304c\u3089\u3001\u5168\u4f53\u306e\u4f4d\u7f6e\u3065\u3051\u3082\u3084\u3055\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p>________________________________________<\/p>\n<p>\u3010\u4e00\u89a7\u3011\u4e3b\u8981\u306a\u91d1\u5c5e\u6750\u6599\u306e\u30e4\u30f3\u30b0\u7387\uff08\u4ee3\u8868\u5024\uff09<\/p>\n<p>\u6750\u6599 \u30e4\u30f3\u30b0\u7387\uff08GPa\uff09 \u7279\u5fb4<\/p>\n<p>\u30bf\u30f3\u30b0\u30b9\u30c6\u30f3 \u7d04 400 \u91d1\u5c5e\u306e\u4e2d\u3067\u975e\u5e38\u306b\u9ad8\u525b\u6027<\/p>\n<p>\u30e2\u30ea\u30d6\u30c7\u30f3 \u7d04 330 \u8010\u71b1\u30fb\u9ad8\u525b\u6027\u91d1\u5c5e<\/p>\n<p>\u9244\u92fc\uff08\u4e00\u822c\uff09 \u7d04 200 \u69cb\u9020\u6750\u6599\u306e\u57fa\u6e96<\/p>\n<p>S45C\uff08\u70ad\u7d20\u92fc\uff09 \u7d04 205 \u6a5f\u68b0\u90e8\u54c1\u5411\u3051\u92fc\u6750<\/p>\n<p>SS400 \u7d04 200 \u5efa\u7bc9\u30fb\u69cb\u9020\u7528\u92fc\u6750<\/p>\n<p>\u30b9\u30c6\u30f3\u30ec\u30b9\uff08SUS304\uff09 \u7d04 193 \u8010\u98df\u6027\u304c\u9ad8\u3044<\/p>\n<p>\u9285 \u7d04 110\u301c130 \u96fb\u6c17\u30fb\u71b1\u4f1d\u5c0e\u6027\u304c\u9ad8\u3044<\/p>\n<p>\u30c1\u30bf\u30f3 \u7d04 105\u301c120 \u8efd\u304f\u3066\u5f37\u3044\u304c\u3057\u306a\u3084\u304b<\/p>\n<p>\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u5408\u91d1\uff08A5052\uff09 \u7d04 70 \u975e\u5e38\u306b\u8efd\u91cf<\/p>\n<p>________________________________________<\/p>\n<p>\u25a0 \u9ad8\u525b\u6027\u6750\u6599\uff08\u7279\u306b\u786c\u3044\u30b0\u30eb\u30fc\u30d7\uff09<\/p>\n<p>\u30bf\u30f3\u30b0\u30b9\u30c6\u30f3\u3084\u30e2\u30ea\u30d6\u30c7\u30f3\u306f\u3001\u91d1\u5c5e\u306e\u4e2d\u3067\u3082\u30e4\u30f3\u30b0\u7387\u304c\u975e\u5e38\u306b\u9ad8\u304f\u3001\u300c\u307b\u3068\u3093\u3069\u305f\u308f\u307e\u306a\u3044\u91d1\u5c5e\u300d\u3068\u8a00\u3048\u307e\u3059\u3002\u7279\u306b\u30bf\u30f3\u30b0\u30b9\u30c6\u30f3\u306f\u7d04400 GPa\u3068\u5727\u5012\u7684\u3067\u3001\u9244\u306e\u7d042\u500d\u8fd1\u3044\u525b\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u91cd\u304f\u3066\u52a0\u5de5\u304c\u96e3\u3057\u3044\u305f\u3081\u3001\u7528\u9014\u306f\u9650\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>________________________________________<\/p>\n<p>\u25a0 \u4e00\u822c\u7684\u306a\u91d1\u5c5e\u306e\u4f4d\u7f6e\u3065\u3051<\/p>\n<p>\u9244\u92fc\uff08SS400\u3084S45C\uff09\u3084\u30b9\u30c6\u30f3\u30ec\u30b9\uff08SUS304\uff09\u306f\u3001\u7d04200 GPa\u524d\u5f8c\u3067\u307b\u307c\u540c\u3058\u30ec\u30d9\u30eb\u3067\u3059\u3002\u3053\u306e\u305f\u3081\u6a5f\u68b0\u8a2d\u8a08\u3067\u306f\u300c\u9244\u3092\u57fa\u6e96\u300d\u3068\u3057\u3066\u8003\u3048\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u9285\u3084\u30a2\u30eb\u30df\u306f\u305d\u308c\u3088\u308a\u4f4e\u304f\u3001\u7279\u306b\u30a2\u30eb\u30df\u306f\u8efd\u3044\u53cd\u9762\u3001\u305f\u308f\u307f\u3084\u3059\u3044\u6750\u6599\u3067\u3059\u3002\u30c1\u30bf\u30f3\u306f\u305d\u306e\u4e2d\u9593\u3067\u3001\u300c\u8efd\u3044\u306e\u306b\u305d\u3053\u305d\u3053\u3057\u306a\u3084\u304b\u300d\u3068\u3044\u3046\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>________________________________________<\/p>\n<p>\u25a0 \u975e\u91d1\u5c5e\u3068\u306e\u6bd4\u8f03<\/p>\n<p>\u91d1\u5c5e\u3068\u6bd4\u3079\u308b\u3068\u3001\u975e\u91d1\u5c5e\u6750\u6599\u306f\u3055\u3089\u306b\u5927\u304d\u306a\u9055\u3044\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30bb\u30e9\u30df\u30c3\u30af\u30b9\uff1a100\u301c400 GPa\uff08\u7a2e\u985e\u306b\u3088\u3063\u3066\u306f\u9244\u4ee5\u4e0a\u306b\u786c\u3044\uff09<\/li>\n<li>\u30ac\u30e9\u30b9\uff1a\u7d0470 GPa\u524d\u5f8c<\/li>\n<li>\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\uff08\u6a39\u8102\uff09\uff1a1\u301c5 GPa\u7a0b\u5ea6<\/li>\n<li>\u30b4\u30e0\uff1a0.001\u301c0.01 GPa\u7a0b\u5ea6<\/li>\n<\/ul>\n<p>\u3053\u306e\u3088\u3046\u306b\u898b\u308b\u3068\u3001\u91d1\u5c5e\u306f\u300c\u4e2d\u301c\u9ad8\u525b\u6027\u306e\u4e2d\u9593\u30b0\u30eb\u30fc\u30d7\u300d\u306b\u4f4d\u7f6e\u3057\u3066\u3044\u3066\u3001\u30bb\u30e9\u30df\u30c3\u30af\u30b9\u307b\u3069\u786c\u304f\u306f\u306a\u3044\u3051\u308c\u3069\u3001\u6a39\u8102\u3088\u308a\u306f\u5727\u5012\u7684\u306b\u5909\u5f62\u3057\u306b\u304f\u3044\u6750\u6599\u3060\u3068\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u525b\u6027\uff08\u30e4\u30f3\u30b0\u7387\uff09\u3068\u5f37\u5ea6\uff08\u5f15\u5f35\u5f37\u3055\uff09\u306f\u3001\u3069\u3061\u3089\u3082\u6750\u6599\u306e\u300c\u5f37\u3055\u300d\u306b\u95a2\u4fc2\u3059\u308b\u3088\u3046\u306b\u898b\u3048\u307e\u3059\u304c\u3001\u5b9f\u306f\u307e\u3063\u305f\u304f\u5225\u306e\u6027\u8cea\u3067\u3059\u3002\u3053\u306e\u9055\u3044\u3092\u7406\u89e3\u3057\u3066\u304a\u304f\u3068\u3001\u6750\u6599\u9078\u3073\u3084\u8a2d\u8a08\u306e\u8003\u3048\u65b9\u304c\u3050\u3063\u3068\u5206\u304b\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305a\u525b\u6027\uff08\u30e4\u30f3\u30b0\u7387\uff09\u306f\u3001\u300c\u3069\u308c\u304f\u3089\u3044\u5909\u5f62\u3057\u306b\u304f\u3044\u304b\u300d\u3092\u8868\u3057\u307e\u3059\u3002\u529b\u3092\u52a0\u3048\u305f\u3068\u304d\u306e\u201c\u305f\u308f\u307f\u3084\u3059\u3055\u201d\u306b\u95a2\u4fc2\u3057\u3001\u30d5\u30c3\u30af\u306e\u6cd5\u5247\u306e\u50be\u304d\u3068\u3057\u3066\u6c7a\u307e\u308a\u307e\u3059\u3002\u4e00\u65b9\u3067\u5f37\u5ea6\uff08\u5f15\u5f35\u5f37\u3055\uff09\u306f\u3001\u300c\u3069\u308c\u304f\u3089\u3044\u306e\u529b\u3067\u58ca\u308c\u308b\u304b\u300d\u3092\u8868\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u525b\u6027\u306f\u5909\u5f62\u306e\u8a71\u3001\u5f37\u5ea6\u306f\u7834\u58ca\u306e\u8a71\u3067\u3001\u305d\u3082\u305d\u3082\u898b\u3066\u3044\u308b\u73fe\u8c61\u304c\u9055\u3044\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u9244\u3092\u8003\u3048\u308b\u3068\u3001\u8efd\u304f\u5f15\u3063\u5f35\u308b\u3068\u5c11\u3057\u4f38\u3073\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u5f3e\u6027\u7684\u306a\u5909\u5f62\u3067\u3042\u308a\u30e4\u30f3\u30b0\u7387\u3067\u6c7a\u307e\u308b\u7bc4\u56f2\u3067\u3059\u3002\u305d\u3057\u3066\u3055\u3089\u306b\u529b\u3092\u5897\u3084\u3059\u3068\u6700\u7d42\u7684\u306b\u7834\u65ad\u3057\u307e\u3059\u304c\u3001\u3053\u306e\u9650\u754c\u304c\u5f15\u5f35\u5f37\u3055\u3067\u3059\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u306f\u3001\u300c\u305f\u308f\u307f\u3084\u3059\u3055\u300d\u3068\u300c\u58ca\u308c\u3084\u3059\u3055\u300d\u306f\u5225\u7269\u3060\u3068\u3044\u3046\u70b9\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u9055\u3044\u306f\u30cf\u30a4\u30c6\u30f3\u6750\uff08\u9ad8\u5f35\u529b\u92fc\uff09\u3067\u7279\u306b\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u30cf\u30a4\u30c6\u30f3\u6750\u306f\u5f15\u5f35\u5f37\u3055\u3092\u9ad8\u3081\u305f\u6750\u6599\u3067\u3001\u78ba\u304b\u306b\u58ca\u308c\u306b\u304f\u304f\u306f\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u30e4\u30f3\u30b0\u7387\u306f\u9244\u3068\u307b\u307c\u540c\u3058\u7d04200 GPa\u306e\u307e\u307e\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u540c\u3058\u5f62\u72b6\u3067\u4f7f\u3046\u9650\u308a\u3001\u305f\u308f\u307f\u91cf\u306f\u666e\u901a\u306e\u92fc\u6750\u3068\u307b\u3068\u3093\u3069\u5909\u308f\u308a\u307e\u305b\u3093\u3002\u3064\u307e\u308a\u300c\u5f37\u304f\u3057\u305f\u306e\u306b\u3001\u3057\u306a\u308a\u306f\u3042\u307e\u308a\u5909\u308f\u3089\u306a\u3044\u300d\u3068\u3044\u3046\u73fe\u8c61\u304c\u8d77\u304d\u307e\u3059\u3002\u8a2d\u8a08\u3067\u306f\u3053\u3053\u3092\u8aa4\u89e3\u3057\u3084\u3059\u3044\u306e\u3067\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u307e\u305f\u71b1\u51e6\u7406\u306e\u5f71\u97ff\u3082\u91cd\u8981\u3067\u3059\u3002\u713c\u304d\u5165\u308c\u3084\u713c\u304d\u623b\u3057\u306b\u3088\u3063\u3066\u3001\u786c\u5ea6\u3084\u5f15\u5f35\u5f37\u3055\u306f\u5927\u304d\u304f\u5909\u5316\u3057\u307e\u3059\u304c\u3001\u30e4\u30f3\u30b0\u7387\u306f\u307b\u3068\u3093\u3069\u5909\u308f\u308a\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001\u71b1\u51e6\u7406\u304c\u4e3b\u306b\u7d50\u6676\u69cb\u9020\u306e\u3059\u3079\u308a\u3084\u8ee2\u4f4d\u306e\u52d5\u304d\u306b\u5f71\u97ff\u3059\u308b\u306e\u306b\u5bfe\u3057\u3001\u30e4\u30f3\u30b0\u7387\u306f\u539f\u5b50\u9593\u306e\u7d50\u5408\u306e\u300c\u30d0\u30cd\u5b9a\u6570\u300d\u306b\u8fd1\u3044\u6027\u8cea\u3067\u6c7a\u307e\u308b\u305f\u3081\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u5f3e\u6027\u7bc4\u56f2\u306e\u5fdc\u529b\u3068\u3072\u305a\u307f\u306e\u95a2\u4fc2\u306e\u50be\u304d\u306f\u307b\u307c\u4e00\u5b9a\u306e\u307e\u307e\u3067\u3059\u3002<\/p>\n<p>\u307e\u3068\u3081\u308b\u3068\u3001\u30e4\u30f3\u30b0\u7387\u306f\u300c\u3069\u308c\u3060\u3051\u3057\u306a\u308b\u304b\u300d\u3001\u5f37\u5ea6\u306f\u300c\u3069\u3053\u307e\u3067\u58ca\u308c\u306a\u3044\u304b\u300d\u3092\u6c7a\u3081\u308b\u6307\u6a19\u3067\u3059\u3002\u3053\u306e2\u3064\u306f\u4f3c\u3066\u3044\u308b\u3088\u3046\u3067\u5f79\u5272\u304c\u307e\u3063\u305f\u304f\u9055\u3046\u305f\u3081\u3001\u8a2d\u8a08\u3067\u306f\u5fc5\u305a\u5206\u3051\u3066\u8003\u3048\u308b\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n<p>\u30e4\u30f3\u30b0\u7387\u306f\u3001\u8a2d\u8a08\u5b9f\u52d9\u306b\u304a\u3044\u3066\u300c\u3069\u308c\u304f\u3089\u3044\u305f\u308f\u3080\u304b\u300d\u3092\u6c7a\u3081\u308b\u975e\u5e38\u306b\u91cd\u8981\u306a\u6750\u6599\u5b9a\u6570\u3067\u3059\u3002\u5f37\u5ea6\u3060\u3051\u3067\u306a\u304f\u525b\u6027\u3092\u8003\u3048\u306a\u3044\u3068\u3001\u58ca\u308c\u306a\u304f\u3066\u3082\u4f7f\u3044\u7269\u306b\u306a\u3089\u306a\u3044\u69cb\u9020\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-813 size-full\" src=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73879.jpg\" alt=\"\" width=\"1376\" height=\"768\" srcset=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73879.jpg 1376w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73879-300x167.jpg 300w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73879-1024x572.jpg 1024w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73879-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u307e\u305a\u4ee3\u8868\u7684\u306a\u4f8b\u3068\u3057\u3066\u3001\u7247\u6301\u3061\u6881\u306e\u305f\u308f\u307f\u3092\u8003\u3048\u307e\u3059\u3002\u5148\u7aef\u306b\u529bF\u304c\u304b\u304b\u308b\u3068\u304d\u306e\u305f\u308f\u307f\u03b4\u306f\u6b21\u306e\u5f0f\u3067\u8868\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u03b4 = FL\u00b3 \/ (3EI)<\/p>\n<p>\u3053\u3053\u3067E\u304c\u30e4\u30f3\u30b0\u7387\u3001I\u304c\u65ad\u9762\u4e8c\u6b21\u30e2\u30fc\u30e1\u30f3\u30c8\u3067\u3059\u3002\u3053\u306e\u5f0f\u304b\u3089\u5206\u304b\u308b\u901a\u308a\u3001\u305f\u308f\u307f\u306f\u30e4\u30f3\u30b0\u7387E\u306b\u53cd\u6bd4\u4f8b\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u540c\u3058\u5f62\u72b6\u30fb\u540c\u3058\u8377\u91cd\u3067\u3042\u308c\u3070\u3001\u30e4\u30f3\u30b0\u7387\u304c2\u500d\u306e\u6750\u6599\u306b\u5909\u3048\u308b\u3068\u3001\u305f\u308f\u307f\u306f\u534a\u5206\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u304c\u30e4\u30f3\u30b0\u7387\u304c\u69cb\u9020\u525b\u6027\u306b\u76f4\u7d50\u3059\u308b\u7406\u7531\u3067\u3059\u3002<\/p>\n<p>\u3057\u304b\u3057\u5b9f\u52d9\u3067\u306f\u3001\u300c\u6750\u6599\u3092\u5909\u3048\u308b\u300d\u3060\u3051\u304c\u5bfe\u7b56\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3082\u3046\u4e00\u3064\u91cd\u8981\u306a\u306e\u304c\u5f62\u72b6\u8a2d\u8a08\u3067\u3059\u3002\u305f\u308f\u307f\u306fI\uff08\u65ad\u9762\u4e8c\u6b21\u30e2\u30fc\u30e1\u30f3\u30c8\uff09\u306b\u3082\u53cd\u6bd4\u4f8b\u3059\u308b\u305f\u3081\u3001\u65ad\u9762\u5f62\u72b6\u3092\u5de5\u592b\u3059\u308b\u3053\u3068\u3067\u525b\u6027\u3092\u5927\u304d\u304f\u5411\u4e0a\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\u677f\u6750\u3092\u305d\u306e\u307e\u307e\u4f7f\u3046\u3088\u308a\u3082\u3001H\u5f62\u92fc\u3084\u4e2d\u7a7a\u69cb\u9020\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u540c\u3058\u91cd\u91cf\u3067\u3082\u306f\u308b\u304b\u306b\u305f\u308f\u307f\u306b\u304f\u304f\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u5b9f\u969b\u306e\u8a2d\u8a08\u3067\u306f\u3001\u300c\u6750\u6599\uff08E\uff09\u300d\u3068\u300c\u5f62\u72b6\uff08I\uff09\u300d\u306e\u3069\u3061\u3089\u3067\u525b\u6027\u3092\u78ba\u4fdd\u3059\u308b\u304b\u3092\u30d0\u30e9\u30f3\u30b9\u3088\u304f\u8003\u3048\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-810 size-full\" src=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73876.jpg\" alt=\"\" width=\"1376\" height=\"768\" srcset=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73876.jpg 1376w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73876-300x167.jpg 300w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73876-1024x572.jpg 1024w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73876-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u91d1\u5c5e\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u30e4\u30f3\u30b0\u7387\u306f\u5927\u304d\u304f\u9055\u3044\u3001\u305d\u306e\u9055\u3044\u304c\u300c\u3069\u3093\u306a\u7528\u9014\u306b\u5411\u304f\u304b\u300d\u3092\u6c7a\u3081\u308b\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u4ee3\u8868\u7684\u306a\u91d1\u5c5e\u3092\u3001\u3084\u3055\u3057\u304f\u6574\u7406\u3057\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p>\u307e\u305a\u9244\u92fc\u6750\u6599\u306f\u3001\u30e4\u30f3\u30b0\u7387\u304c\u7d04206 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loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-812 size-full\" src=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73878.jpg\" alt=\"\" width=\"1376\" height=\"768\" srcset=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73878.jpg 1376w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73878-300x167.jpg 300w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73878-1024x572.jpg 1024w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73878-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-811 size-full\" src=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73877.jpg\" alt=\"\" width=\"1376\" height=\"768\" srcset=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73877.jpg 1376w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73877-300x167.jpg 300w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73877-1024x572.jpg 1024w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73877-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" 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loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-809 size-full\" src=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73875.jpg\" alt=\"\" width=\"1376\" height=\"768\" srcset=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73875.jpg 1376w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73875-300x167.jpg 300w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73875-1024x572.jpg 1024w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73875-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" 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loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-808 size-full\" src=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73874.jpg\" alt=\"\" width=\"1376\" height=\"768\" srcset=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73874.jpg 1376w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73874-300x167.jpg 300w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73874-1024x572.jpg 1024w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73874-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" 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loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-807 size-full\" src=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73873.jpg\" alt=\"\" width=\"1376\" height=\"768\" srcset=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73873.jpg 1376w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73873-300x167.jpg 300w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73873-1024x572.jpg 1024w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73873-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" 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loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-806 size-full\" src=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73871.jpg\" alt=\"\" width=\"1376\" height=\"768\" srcset=\"https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73871.jpg 1376w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73871-300x167.jpg 300w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73871-1024x572.jpg 1024w, https:\/\/matguide.com\/contents\/wp-content\/uploads\/2026\/07\/\u30e4\u30f3\u30af\u3099\u73871-768x429.jpg 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; &nbsp; 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class=\"screen-reader-text\">\u30d7\u30ed\u304c\u6559\u3048\u308b\u30e4\u30f3\u30b0\u7387\uff01\uff01<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[27],"tags":[],"class_list":["post-865","post","type-post","status-publish","format-standard","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/matguide.com\/contents\/wp-json\/wp\/v2\/posts\/865","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/matguide.com\/contents\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/matguide.com\/contents\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/matguide.com\/contents\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/matguide.com\/contents\/wp-json\/wp\/v2\/comments?post=865"}],"version-history":[{"count":15,"href":"https:\/\/matguide.com\/contents\/wp-json\/wp\/v2\/posts\/865\/revisions"}],"predecessor-version":[{"id":913,"href":"https:\/\/matguide.com\/contents\/wp-json\/wp\/v2\/posts\/865\/revisions\/913"}],"wp:attachment":[{"href":"https:\/\/matguide.com\/contents\/wp-json\/wp\/v2\/media?parent=865"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/matguide.com\/contents\/wp-json\/wp\/v2\/categories?post=865"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/matguide.com\/contents\/wp-json\/wp\/v2\/tags?post=865"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}