{"id":14338,"date":"2025-01-17T07:50:26","date_gmt":"2025-01-17T07:50:26","guid":{"rendered":"https:\/\/jccmfg.com\/?p=14338"},"modified":"2025-01-17T09:30:54","modified_gmt":"2025-01-17T09:30:54","slug":"%e5%bf%9c%e5%8a%9b%e3%81%b2%e3%81%9a%e3%81%bf%e3%81%a8%e5%bc%be%e6%80%a7%e4%bf%82%e6%95%b0%e3%81%a8%e3%81%af%e4%bd%95%e3%81%8b","status":"publish","type":"post","link":"https:\/\/jccmfg.com\/ja\/what-is-stress-strain-and-elastic-modulus\/","title":{"rendered":"\u5fdc\u529b\u3001\u3072\u305a\u307f\u3001\u5f3e\u6027\u4fc2\u6570\u3068\u306f\u4f55\u3067\u3059\u304b? \u77e5\u3063\u3066\u304a\u304f\u3079\u304d\u5fdc\u529b\u3001\u3072\u305a\u307f\u3001\u5f3e\u6027\u4fc2\u6570\u3068\u70ad\u7d20\u7e4a\u7dad\u306e\u95a2\u4fc2\u3002"},"content":{"rendered":"<h1><span style=\"font-weight: 400;\">\u5fdc\u529b\u3001\u3072\u305a\u307f\u3001\u5f3e\u6027\u4fc2\u6570\u3068\u306f\u4f55\u3067\u3059\u304b? \u77e5\u3063\u3066\u304a\u304f\u3079\u304d\u5fdc\u529b\u3001\u3072\u305a\u307f\u3001\u5f3e\u6027\u4fc2\u6570\u3068\u70ad\u7d20\u7e4a\u7dad\u306e\u95a2\u4fc2\u3002<\/span><\/h1>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-14344 aligncenter\" src=\"https:\/\/jccmfg.com\/wp-content\/uploads\/2025\/01\/stress-and-strain.jpg\" alt=\"\u30b9\u30c8\u30ec\u30b9\u3068\u7dca\u5f35\" width=\"700\" height=\"400\" \/><\/p>\n<p>\u753b\u50cf\u63d0\u4f9b: Vable, M., 2002. <i>\u6750\u6599\u529b\u5b66<\/i>\u3001\u30cb\u30e5\u30fc\u30e8\u30fc\u30af\u3001NY\uff1a\u30aa\u30c3\u30af\u30b9\u30d5\u30a9\u30fc\u30c9\u5927\u5b66\u51fa\u7248\u5c40\u3002\/ \u8457\u4f5c\u6a29\u6240\u6709<\/p>\n<p><span style=\"font-weight: 400;\">\u5fdc\u529b\u3068\u3072\u305a\u307f\u306f\u3001\u5de5\u5b66\u3068\u6750\u6599\u79d1\u5b66\u306b\u304a\u3051\u308b 2 \u3064\u306e\u91cd\u8981\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u3059\u3002\u3053\u308c\u3089\u306f\u3001\u5916\u529b\u306e\u4f5c\u7528\u4e0b\u3067\u306e\u6750\u6599\u306e\u6700\u7d42\u7684\u306a\u72b6\u614b\u3068\u5f62\u72b6\u3092\u53cd\u6620\u3057\u307e\u3059\u3002\u5fdc\u529b\u3068\u3072\u305a\u307f\u306e\u95a2\u4fc2\u306f\u3001\u5f3e\u6027\u7387\u3092\u6e2c\u5b9a\u3059\u308b\u6307\u6a19\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u525b\u6027\u3084\u5f37\u5ea6\u306a\u3069\u3001\u6750\u6599\u306e\u591a\u304f\u306e\u7279\u6027\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u305d\u308c\u3089\u306e\u9593\u306e\u8b0e\u3092\u4e00\u3064\u305a\u3064\u89e3\u304d\u660e\u304b\u3057\u3001\u70ad\u7d20\u7e4a\u7dad\u88fd\u9020\u5206\u91ce\u306b\u304a\u3051\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3068\u8a2d\u8a08\u306b\u304a\u3051\u308b\u305d\u308c\u3089\u306e\u91cd\u8981\u6027\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u70ad\u7d20\u7e4a\u7dad\u88fd\u54c1\u306e\u8a2d\u8a08\u3092\u6700\u9069\u5316\u3057\u3001\u70ad\u7d20\u7e4a\u7dad\u90e8\u54c1\u306e\u6027\u80fd\u3092\u5411\u4e0a\u3055\u305b\u3001\u3055\u307e\u3056\u307e\u306a\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30cb\u30fc\u30ba\u3092\u6e80\u305f\u3059\u65b0\u3057\u3044\u70ad\u7d20\u7e4a\u7dad\u5f37\u5316\u6750\u6599\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u3092\u4fc3\u9032\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2><span style=\"font-weight: 400;\">\u5fdc\u529b\u3001\u3072\u305a\u307f\u3001\u5f3e\u6027\u4fc2\u6570\u3068\u306f\u4f55\u3092\u610f\u5473\u3057\u307e\u3059\u304b?<\/span><\/h2>\n<h3><span style=\"font-weight: 400;\">\u30b9\u30c8\u30ec\u30b9\uff1a<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5fdc\u529b (\u03c3) \u306f\u3001\u7269\u4f53\u306b\u5358\u4f4d\u9762\u7a4d\u3042\u305f\u308a\u306b\u53ca\u307c\u3055\u308c\u308b\u529b\u3067\u3042\u308a\u3001\u52a0\u3048\u3089\u308c\u305f\u529b\u3092\u529b\u3092\u53d7\u3051\u308b\u7269\u4f53\u306e\u65ad\u9762\u7a4d\u3067\u5272\u3063\u305f\u3082\u306e\u3067\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5fdc\u529b\u03c3 = F\/A\u3001<\/span><\/p>\n<p><span style=\"font-weight: 400;\">F \u306e\u5358\u4f4d\u306f\u30cb\u30e5\u30fc\u30c8\u30f3\u307e\u305f\u306f\u30dd\u30f3\u30c9 (N \u307e\u305f\u306f lb) \u3067\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A \u306e\u5358\u4f4d\u306f \u33a1 \u307e\u305f\u306f in\u00b2 \u3067\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5fdc\u529b\u5024 \u03c3 \u306f N\/m\u00b2 \u307e\u305f\u306f lb\/in\u00b2 \u3067\u6e2c\u5b9a\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3057\u305f\u304c\u3063\u3066\u3001\u9762\u7a4d\u304c\u5927\u304d\u3044\u307b\u3069\u3001\u540c\u3058\u529b\u304c\u52a0\u3048\u3089\u308c\u305f\u3068\u304d\u306e\u5fdc\u529b\u306f\u5c0f\u3055\u304f\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<h3><\/h3>\n<h3><span style=\"font-weight: 400;\">\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u3067\u306f\u5fdc\u529b\u306f\u3069\u306e\u3088\u3046\u306b\u4f5c\u7528\u3057\u307e\u3059\u304b?<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u307e\u305f\u306f\u90e8\u54c1\u304c\u5916\u529b\u3092\u53d7\u3051\u308b\u3068\u3001\u305d\u306e\u5185\u90e8\u306b\u3082\u540c\u3058\u5fdc\u529b\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u5916\u529b\u306b\u3088\u308a\u3001\u7e4a\u7dad\u6750\u6599\u307e\u305f\u306f\u90e8\u54c1\u306f\u5f3e\u6027\u5909\u5f62\uff08\u56de\u5fa9\u8df3\u306d\u8fd4\u308a\uff09\u307e\u305f\u306f\u5f3e\u6027\u3068\u5851\u6027\u540c\u6642\u5909\u5f62\uff08\u4e0d\u53ef\u9006\u5909\u5f62\u640d\u50b7\uff09\u3092\u8d77\u3053\u3059\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u5fdc\u529b\u306e\u4f5c\u7528\u4e0b\u3067\u306f\u3001\u6750\u6599\u3068\u69cb\u9020\u90e8\u54c1\u5185\u306e\u539f\u5b50\u7d50\u5408\u304c\u5916\u529b\u306b\u62b5\u6297\u3057\u3001\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u3068\u69cb\u9020\u90e8\u54c1\u5185\u306b\u7b49\u3057\u304f\u53cd\u5bfe\u65b9\u5411\u306e\u53cd\u4f5c\u7528\u529b\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u72ec\u7279\u306a\u7e4a\u7dad\u914d\u5217\u65b9\u5411\u306b\u3088\u308a\u3001\u30ab\u30fc\u30dc\u30f3\u7e4a\u7dad\u306f\u7279\u306b\u5f15\u5f35\u65b9\u5411\u306e\u5fdc\u529b\u306b\u8010\u3048\u3001\u4f1d\u9054\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u5fdc\u529b\u3092\u52b9\u679c\u7684\u306b\u5206\u6563\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u70ad\u7d20\u7e4a\u7dad\u3092\u4ed6\u306e\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u6750\u6599\uff08\u30a8\u30dd\u30ad\u30b7\u6a39\u8102\u306a\u3069\uff09\u3068\u8907\u5408\u3059\u308b\u3068\u3001\u70ad\u7d20\u7e4a\u7dad\u306e\u8868\u9762\u306b\u826f\u597d\u306a\u754c\u9762\u3092\u5f62\u6210\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u70ad\u7d20\u7e4a\u7dad\u8868\u9762\u3078\u306e\u5916\u90e8\u304b\u3089\u52a0\u3048\u3089\u308c\u305f\u5909\u5f62\u529b\u306e\u30b9\u30e0\u30fc\u30ba\u306a\u79fb\u884c\u3068\u52b9\u679c\u7684\u306a\u4f1d\u9054\u3092\u4fc3\u9032\u3057\u307e\u3059\u3002 <\/span><span style=\"font-weight: 400;\">\u5f37\u5316\u3059\u308b<\/span><span style=\"font-weight: 400;\"> \u5168\u4f53\u69cb\u9020\u306e\u976d\u6027\u3068\u8010\u885d\u6483\u6027\u3092\u5411\u4e0a\u3055\u305b\u3001\u5c40\u6240\u7684\u306a\u5fdc\u529b\u306e\u96c6\u4e2d\u306b\u3088\u308b\u70ad\u7d20\u7e4a\u7dad\u8868\u9762\u306e\u7279\u5b9a\u90e8\u5206\u306e\u7834\u640d\u3092\u56de\u907f\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3055\u3089\u306b\u3001\u5f37\u5316\u8907\u5408\u6750\u6599\u306e\u7a4d\u5c64\u69cb\u9020\u306f\u70ad\u7d20\u7e4a\u7dad\u3092\u7570\u65b9\u6027\u306b\u3059\u308b\u3002\u7e4a\u7dad\u5c64\u3092\u8907\u6570\u306e\u89d2\u5ea6\u3068\u7570\u306a\u308b\u65b9\u5411\u306b\u7a4d\u5c64\u3059\u308b\u3053\u3068\u3067\u5fdc\u529b\u5206\u5e03\u3092\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u5fdc\u529b\u304c\u7e4a\u7dad\u65b9\u5411\u306b\u6cbf\u3063\u3066\u4f1d\u9054\u3055\u308c\u308b\u3068\u3001 <\/span><span style=\"font-weight: 400;\">\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u306f\u591a\u65b9\u5411\u3067\u512a\u308c\u305f\u6a5f\u68b0\u7684\u7279\u6027\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><span style=\"font-weight: 400;\">\u6b6a\u307f<\/span><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-14343 aligncenter\" src=\"https:\/\/jccmfg.com\/wp-content\/uploads\/2025\/01\/Strain.jpg\" alt=\"\u6b6a\u307f\" width=\"700\" height=\"400\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u3072\u305a\u307f (\u03b5) \u306f\u3001\u5916\u529b\u306e\u4f5c\u7528\u4e0b\u3067\u306e\u6750\u6599\u306e\u5909\u5f62\u306e\u5ea6\u5408\u3044\u3092\u6e2c\u5b9a\u3059\u308b\u6307\u6a19\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u5fdc\u529b\u306b\u5bfe\u3059\u308b\u6750\u6599\u306e\u53cd\u5fdc\u3067\u3042\u308a\u3001\u5fdc\u529b\u306e\u4f5c\u7528\u4e0b\u3067\u306e\u6750\u6599\u306e\u5143\u306e\u9577\u3055\u306b\u5bfe\u3059\u308b\u9577\u3055\u306e\u5909\u5316\u3067\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3072\u305a\u307f \u03b5 = dL \/ L\u3001<\/span><\/p>\n<p><span style=\"font-weight: 400;\">dL \u306f\u3001\u5916\u529b\u306e\u4f5c\u7528\u4e0b\u3067\u306e\u6e2c\u5b9a\u8ef8 (L&#039;-L0) \u306b\u6cbf\u3063\u305f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u9577\u3055\u306e\u5909\u5316\u3092\u8868\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">L0\u306f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u5143\u306e\u9577\u3055\u306e\u6e2c\u5b9a\u5024\u3067\u3042\u308a\u3001<\/span><\/p>\n<p><span style=\"font-weight: 400;\">dL \u3068 L \u306f\u540c\u3058\u5358\u4f4d\u3092\u6301\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u4e92\u3044\u306b\u6253\u3061\u6d88\u3057\u5408\u3044\u3001\u5358\u4f4d\u304c\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><span style=\"font-weight: 400;\">\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u306b\u304a\u3051\u308b\u3072\u305a\u307f\u306f\u3069\u306e\u3088\u3046\u306b\u4f5c\u7528\u3057\u307e\u3059\u304b?<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u70ad\u7d20\u7e4a\u7dad\u306f\u5916\u529b\u3092\u53d7\u3051\u308b\u3068\u5909\u5f62\u3057\u3001\u305d\u306e\u5909\u5f62\u306e\u5ea6\u5408\u3044\u306f\u3072\u305a\u307f\u306b\u3088\u3063\u3066\u6e2c\u5b9a\u3067\u304d\u307e\u3059\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u307e\u305f\u306f\u69cb\u9020\u90e8\u54c1\u306e\u3072\u305a\u307f\u6319\u52d5\u306f\u3001\u7e4a\u7dad\u306e\u914d\u5411\u3001\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u7279\u6027\u3001\u304a\u3088\u3073\u7e4a\u7dad\u6750\u6599\u3068\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306e\u76f8\u4e92\u4f5c\u7528\u306b\u3088\u3063\u3066\u5f71\u97ff\u3092\u53d7\u3051\u307e\u3059\u3002\u539f\u5247\u3068\u3057\u3066\u3001\u3072\u305a\u307f\u306b\u3088\u308b\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u306e\u5909\u5f62\u306f\u3001\u4e3b\u306b 3 \u7a2e\u985e\u306b\u5206\u3051\u3089\u308c\u307e\u3059\u3002<\/span><\/p>\n<ol>\n<li><b> \u5f3e\u6027\u5909\u5f62<\/b><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u306f\u3001\u4f4e\u5fdc\u529b\u3092\u53d7\u3051\u308b\u3068\u4e3b\u306b\u5f3e\u6027\u5909\u5f62\u3057\u3001\u52a0\u3048\u3089\u308c\u305f\u529b\u304c\u9664\u53bb\u3055\u308c\u308b\u3068\u5143\u306e\u72b6\u614b\u306b\u623b\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u5f3e\u6027\u9650\u754c\u5185\u3067\u306f\u3001\u6750\u6599\u3084\u90e8\u54c1\u306f\u5143\u306e\u5f62\u72b6\u306b\u623b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<ol start=\"2\">\n<li><b> \u5851\u6027\u5909\u5f62<\/b><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">\u5fdc\u529b\u304c\u5f3e\u6027\u9650\u754c\u3092\u8d85\u3048\u3066\u3082\u7834\u65ad\u5f37\u5ea6\u3088\u308a\u4f4e\u3044\u5834\u5408\u3001\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u307e\u305f\u306f\u90e8\u54c1\u306f\u5851\u6027\u5909\u5f62\u6bb5\u968e\u306b\u5165\u308a\u307e\u3059\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3053\u306e\u6642\u306e\u5909\u5f62\u306f\u6c38\u4e45\u7684\u3067\u3001\u5fdc\u529b\u304c\u9664\u53bb\u3055\u308c\u305f\u5f8c\u3067\u3082\u6750\u6599\u306f\u5b8c\u5168\u306b\u5143\u306e\u5f62\u72b6\u306b\u623b\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u70ad\u7d20\u7e4a\u7dad\u306f\u8106\u304f\u3001\u5851\u6027\u5909\u5f62\u304c\u6975\u3081\u3066\u96e3\u3057\u3044\u3053\u3068\u306f\u8ab0\u3082\u304c\u77e5\u3063\u3066\u3044\u307e\u3059\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u30de\u30c8\u30ea\u30c3\u30af\u30b9\uff08\u30a8\u30dd\u30ad\u30b7\u6a39\u8102\u306a\u3069\uff09\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u5f37\u5316\u8907\u5408\u6750\u6599\u3092\u5f62\u6210\u3059\u308b\u3068\u3001\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u304c\u3088\u308a\u591a\u304f\u306e\u5916\u529b\u3092\u5438\u53ce\u3057\u3001\u8907\u5408\u6750\u6599\u5168\u4f53\u306e\u976d\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/span><\/p>\n<ol start=\"3\">\n<li><b> \u58ca\u3059<\/b><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">\u52a0\u3048\u3089\u308c\u305f\u5fdc\u529b\u304c\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u304c\u8010\u3048\u3089\u308c\u308b\u6700\u5927\u5f37\u5ea6\u3092\u8d85\u3048\u308b\u3068\u3001\u6750\u6599\u307e\u305f\u306f\u90e8\u54c1\u304c\u7834\u640d\u307e\u305f\u306f\u6545\u969c\u3057\u307e\u3059\u3002\u70ad\u7d20\u7e4a\u7dad\u8907\u5408\u6750\u6599\u3067\u306f\u3001\u7e4a\u7dad\u3068\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u9593\u306e\u754c\u9762\u5f37\u5ea6\u3092\u3046\u307e\u304f\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u7834\u640d\u3092\u9632\u3050\u305f\u3081\u306b\u91cd\u8981\u3067\u3059\u3002\u754c\u9762\u63a5\u7740\u304c\u826f\u597d\u3067\u3042\u308c\u3070\u3001\u5fdc\u529b\u3092\u52b9\u679c\u7684\u306b\u4f1d\u9054\u3057\u3001\u90e8\u54c1\u306e\u6545\u969c\u3084\u7834\u640d\u306e\u53ef\u80fd\u6027\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">\u5f3e\u6027\u4fc2\u6570<\/span><\/h3>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-14342 aligncenter\" src=\"https:\/\/jccmfg.com\/wp-content\/uploads\/2025\/01\/elastic-modulus.jpg\" alt=\"\u5f3e\u6027\u4fc2\u6570\" width=\"700\" height=\"400\" \/><\/p>\n<p>\u753b\u50cf\u30af\u30ec\u30b8\u30c3\u30c8: Vable, M.\u00a0<i>\u6750\u6599\u529b\u5b66<\/i>\u3001\u30cb\u30e5\u30fc\u30e8\u30fc\u30af\u3001NY\uff1a\u30aa\u30c3\u30af\u30b9\u30d5\u30a9\u30fc\u30c9\u5927\u5b66\u51fa\u7248\u5c40\u30012002\u5e74\u3002\/ \u8457\u4f5c\u6a29\u6240\u6709\u753b\u50cf\u63d0\u4f9b\uff1aVable\u3001M.\u00a0<i>\u6750\u6599\u529b\u5b66<\/i>\u3001\u30cb\u30e5\u30fc\u30e8\u30fc\u30af\u3001NY\uff1a\u30aa\u30c3\u30af\u30b9\u30d5\u30a9\u30fc\u30c9\u5927\u5b66\u51fa\u7248\u5c40\u30012002\u5e74\u3002\/\u8457\u4f5c\u6a29\u6240\u6709<\/p>\n<p><span style=\"font-weight: 400;\">How are stress and strain related? The parameter that measures their relationship is the modulus, also known as Young&#8217;s modulus or elastic modulus (E). It is an index for measuring the elasticity of a material, that is, the ratio of stress and strain. It represents the strain response of the material when it is stressed. It is a numerical measure of the stiffness of a material.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5f3e\u6027\u7387 E = \u03c3\u00f7\u03b5 =(F\/A) \u00f7 (dL\/L)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u03c3\u306f\u5fdc\u529b<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u03b5\u306f\u3072\u305a\u307f<\/span><\/p>\n<p><span style=\"font-weight: 400;\">E\u306f\u5f3e\u6027\u4fc2\u6570\u3067\u3042\u308b<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Hooke&#8217;s law accurately describes the relationship between stress and strain. The applicable condition for Hooke&#8217;s law is that the stress of the material under stress does not exceed the proportional limit of the material, which means that the material must be elastic and in the elastic deformation stage to apply to Hooke&#8217;s Law\u200c<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">\u5fdc\u529b-\u3072\u305a\u307f\u66f2\u7dda<\/span><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-14341 aligncenter\" src=\"https:\/\/jccmfg.com\/wp-content\/uploads\/2025\/01\/Stress-strain-curve.jpg\" alt=\"\u5fdc\u529b-\u3072\u305a\u307f\u66f2\u7dda\" width=\"700\" height=\"400\" \/><\/p>\n<p>\u753b\u50cf\u30af\u30ec\u30b8\u30c3\u30c8:\u00a0<a href=\"https:\/\/en.wikipedia.org\/wiki\/Young%27s_modulus\" target=\"_blank\" rel=\"noopener\">https:\/\/en.wikipedia.org\/wiki\/Young%27s_modulus<\/a><\/p>\n<h4><\/h4>\n<h4><span style=\"font-weight: 400;\">\u5fdc\u529b-\u3072\u305a\u307f\u66f2\u7dda\u3068\u306f\u4f55\u3067\u3059\u304b?<\/span><\/h4>\n<p><span style=\"font-weight: 400;\">\u5fdc\u529b-\u3072\u305a\u307f\u66f2\u7dda\u306f\u3001\u6750\u6599\u79d1\u5b66\u304a\u3088\u3073\u5de5\u5b66\u306b\u304a\u3051\u308b\u6750\u6599\u304a\u3088\u3073\u90e8\u54c1\u306e\u5fdc\u529b\u3068\u3072\u305a\u307f\u306e\u95a2\u4fc2\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u8a66\u9a13\u6750\u6599\u30b5\u30f3\u30d7\u30eb\u306b\u7d99\u7d9a\u7684\u306b\u5fdc\u529b\u3092\u52a0\u3048\u3001\u6750\u6599\u30b5\u30f3\u30d7\u30eb\u3067\u767a\u751f\u3059\u308b\u5fdc\u529b\u5909\u5f62\u5fdc\u7b54\u3092\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u5f97\u3089\u308c\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5fdc\u529b-\u3072\u305a\u307f\u7dda\u56f3\u306f\u3001\u7834\u640d\u3059\u308b\u307e\u3067\u5897\u52a0\u3059\u308b\u5916\u529b\u306e\u4e0b\u3067\u306e\u8a66\u9a13\u30b5\u30f3\u30d7\u30eb\u6750\u6599\u306e\u6319\u52d5\u3092\u5206\u6790\u3059\u308b\u305f\u3081\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u306e\u8a66\u9a13\u3092\u4f8b\u306b\u3068\u308b\u3068\u3001\u305d\u306e\u5fdc\u529b-\u3072\u305a\u307f\u66f2\u7dda\u306f\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u306e\u6a5f\u68b0\u7684\u7279\u6027\u3092\u8868\u3059\u91cd\u8981\u306a\u3082\u306e\u3067\u3042\u308a\u3001\u6750\u6599\u306e\u5f3e\u6027\u3001\u53ef\u5851\u6027\u3001\u786c\u5316\u3001\u7834\u58ca\u6319\u52d5\u306e\u8a73\u7d30\u306a\u6307\u6a19\u3092\u63d0\u4f9b\u3067\u304d\u307e\u3059\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u8a66\u9a13\u6750\u6599\u306b\u3088\u3063\u3066\u5fdc\u529b-\u3072\u305a\u307f\u30d1\u30bf\u30fc\u30f3\u306f\u7570\u306a\u308a\u307e\u3059\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u8a2d\u8a08\u8005\u3084\u6750\u6599\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001\u696d\u754c\u306e\u30cb\u30fc\u30ba\u306b\u57fa\u3065\u3044\u3066\u91cd\u8981\u306a\u6a5f\u68b0\u7684\u7279\u6027\u3092\u8abf\u67fb\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3053\u308c\u306b\u3088\u308a\u70ad\u7d20\u7e4a\u7dad\u696d\u754c\u5168\u4f53\u306b\u6280\u8853\u9769\u65b0\u304c\u3082\u305f\u3089\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5fdc\u529b-\u3072\u305a\u307f\u66f2\u7dda\u306f\u901a\u5e38\u3001\u5f3e\u6027\u5909\u5f62\u6bb5\u968e\u3001\u5851\u6027\u5909\u5f62\u6bb5\u968e\u3001\u7834\u58ca\u6bb5\u968e\u306e 3 \u3064\u306e\u6bb5\u968e\u306b\u5206\u3051\u3089\u308c\u307e\u3059\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5f3e\u6027\u5909\u5f62\u6bb5\u968e\u3067\u306f\u3001\u52a0\u3048\u3089\u308c\u305f\u5fdc\u529b\u304c\u5c0f\u3055\u304f\u3001\u5f3e\u6027\u9650\u754c\u5185\u3067\u3042\u308c\u3070\u3001\u5fdc\u529b\u304c\u9664\u53bb\u3055\u308c\u308b\u3068\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u306f\u5143\u306e\u72b6\u614b\u306b\u623b\u308a\u307e\u3059\u3002\u52a0\u3048\u3089\u308c\u305f\u5fdc\u529b\u304c\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u306e\u5f3e\u6027\u9650\u754c\u3092\u8d85\u3048\u3001\u7834\u65ad\u5f37\u5ea6\u3088\u308a\u3082\u4f4e\u304f\u306a\u308b\u3068\u3001\u6750\u6599\u306f\u5851\u6027\u5909\u5f62\u6bb5\u968e\u306b\u5165\u308a\u307e\u3059\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3053\u306e\u6bb5\u968e\u3067\u306e\u5909\u5f62\u306f\u6c38\u4e45\u7684\u3067\u3042\u308a\u3001\u5fdc\u529b\u304c\u9664\u53bb\u3055\u308c\u3066\u3082\u6750\u6599\u306f\u5b8c\u5168\u306b\u5143\u306e\u5f62\u72b6\u306b\u623b\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u70ad\u7d20\u7e4a\u7dad\u3092\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u6750\u6599\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u30a8\u30dd\u30ad\u30b7\u6a39\u8102\u306a\u3069\u306e\u8907\u5408\u6750\u6599\u3092\u5f62\u6210\u3059\u308b\u3068\u3001\u70ad\u7d20\u7e4a\u7dad\u304c\u3088\u308a\u591a\u304f\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u5438\u53ce\u3057\u3001\u5168\u4f53\u7684\u306a\u976d\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u7834\u58ca\u306f\u5851\u6027\u5909\u5f62\u6bb5\u968e\u306e\u5f8c\u306b\u767a\u751f\u3057\u307e\u3059\u3002\u5fdc\u529b\u304c\u5341\u5206\u306b\u5927\u304d\u304f\u3001\u70ad\u7d20\u7e4a\u7dad\u6750\u6599\u304c\u8010\u3048\u3089\u308c\u308b\u6700\u5927\u5f37\u5ea6\u3092\u8d85\u3048\u308b\u3068\u3001\u6750\u6599\u306f\u7834\u58ca\u3055\u308c\u7834\u640d\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 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400;\">\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u8a2d\u8a08\u306e\u5206\u91ce\u3067\u306f\u3001\u5fdc\u529b\u3001\u3072\u305a\u307f\u3001\u5f3e\u6027\u7387\u306f\u69cb\u9020\u306e\u5b89\u5168\u6027\u3068\u6a5f\u80fd\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u3042\u308a\u3001\u3053\u308c\u3089\u3092\u70ad\u7d20\u7e4a\u7dad\u306e\u5fdc\u7528\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u8907\u6570\u306e\u5206\u91ce\u3067\u5f79\u5272\u3092\u679c\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 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Elastic Modulus? The Relationship Between Stress, Strain, Elastic Modulus, and Carbon Fiber You Should Know. Image Credit: Vable, M., 2002. Mechanics of Materials, New York, NY: Oxford University Press. \/ Copyrighted Stress and strain are two crucial parameters in engineering and materials science. They reflect [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-14338","post","type-post","status-publish","format-standard","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What is Stress,\u00a0 Strain, and Elastic Modulus? 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