{"id":31795,"date":"2026-03-23T09:50:26","date_gmt":"2026-03-23T01:50:26","guid":{"rendered":"https:\/\/www.lyah-machining.com\/what-is-ductility-of-materials-important-guide-for-manufacturing\/"},"modified":"2026-07-14T13:22:47","modified_gmt":"2026-07-14T05:22:47","slug":"%ec%9e%ac%eb%a3%8c%ec%9d%98-%ec%97%b0%ec%84%b1%ec%9d%b4%eb%9e%80-%eb%ac%b4%ec%97%87%ec%9d%b8%ea%b0%80-%ec%a0%9c%ec%a1%b0%eb%a5%bc-%ec%9c%84%ed%95%9c-%ec%a4%91%ec%9a%94%ed%95%9c-%ea%b0%80%ec%9d%b4","status":"publish","type":"post","link":"https:\/\/www.lyah-machining.com\/ko\/%ec%9e%ac%eb%a3%8c%ec%9d%98-%ec%97%b0%ec%84%b1%ec%9d%b4%eb%9e%80-%eb%ac%b4%ec%97%87%ec%9d%b8%ea%b0%80-%ec%a0%9c%ec%a1%b0%eb%a5%bc-%ec%9c%84%ed%95%9c-%ec%a4%91%ec%9a%94%ed%95%9c-%ea%b0%80%ec%9d%b4\/","title":{"rendered":"\uc7ac\ub8cc\uc758 \uc5f0\uc131\uc774\ub780 \ubb34\uc5c7\uc778\uac00? \uc81c\uc870\ub97c \uc704\ud55c \uc911\uc694\ud55c \uac00\uc774\ub4dc"},"content":{"rendered":"<p>\uc7ac\ub8cc \uacfc\ud559 \ubc0f \uc81c\uc870 \ubd84\uc57c\uc5d0\uc11c \uc5f0\uc131\uc740 \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc774 \ub2e4\uc591\ud55c \uc6a9\ub3c4\uc5d0 \ub9de\ub294 \uc7ac\ub8cc\ub97c \uc120\uc815\ud560 \ub54c \uace0\ub824\ud558\ub294 \uac00\uc7a5 \uc911\uc694\ud55c \uae30\uacc4\uc801 \ud2b9\uc131 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc790\ub3d9\ucc28 \uc870\ub9bd\uc6a9 \uae08\uc18d \ubd80\ud488 \uc124\uacc4\ubd80\ud130 \ud56d\uacf5\uc6b0\uc8fc \uad6c\uc870\ubb3c\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0, \uc5f0\uc131\uc744 \uc774\ud574\ud558\uba74 \uc81c\uc870\uc5c5\uccb4\ub294 \uc7ac\ub8cc\uac00 \uc751\ub825\uc744 \ubc1b\uc558\uc744 \ub54c \uc5b4\ub5bb\uac8c \ubc18\uc751\ud560\uc9c0 \uc608\uce21\ud558\uace0, \uace0\uc7a5\uc744 \ubc29\uc9c0\ud558\uba70, \uc0dd\uc0b0 \uacf5\uc815\uc744 \ucd5c\uc801\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc5f0\uc131\uc758 \uc758\ubbf8<\/h2>\n<p>\uc5f0\uc131\uc740 \uc7ac\ub8cc\uac00 \ud30c\ub2e8\ub418\uc9c0 \uc54a\uace0 \uc0c1\ub2f9\ud55c \uc18c\uc131 \ubcc0\ud615\uc744 \uacaa\uc744 \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \ub9d0\ud569\ub2c8\ub2e4. \ub354 \uc27d\uac8c \uc124\uba85\ud558\uc790\uba74, \uc7ac\ub8cc\uac00 \ubd80\ub7ec\uc9c0\uc9c0 \uc54a\uace0 \ub298\uc5b4\ub098\uac70\ub098 \ub298\uc5b4\ub098\ub294 \ub2a5\ub825\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc5f0\uc131\uc774 \ub192\uc740 \uc7ac\ub8cc\ub294 \uc640\uc774\uc5b4, \uc2dc\ud2b8 \ub610\ub294 \ubcf5\uc7a1\ud55c \ud615\ud0dc\ub85c \uc131\ud615\ub420 \uc218 \uc788\ub294 \ubc18\uba74, \ucde8\uc131 \uc7ac\ub8cc\ub294 \ubcc0\ud615\uc774 \uac70\uc758 \uc5c6\uc5b4\ub3c4 \ud30c\ub2e8\ub429\ub2c8\ub2e4.<\/p>\n<p>\uc5f0\uc131\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ub2e4\uc74c \uc911 \ud558\ub098\ub85c \ud45c\uc2dc\ub429\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uc2e0\uc7a5\ub960(%EL): \uc2dc\ud3b8\uc774 \ud30c\ub2e8\ub418\uae30 \uc804\uae4c\uc9c0 \uae38\uc774\uac00 \uc5bc\ub9c8\ub098 \ub298\uc5b4\ub09c\uc9c0\ub97c \uce21\uc815\ud569\ub2c8\ub2e4.<\/li>\n<li>\ub2e8\uba74\uc801 \uac10\uc18c\uc728(%RA)\uc740 \ud30c\ub2e8 \uc9c0\uc810\uc5d0\uc11c \ub2e8\uba74\uc801\uc774 \uc5bc\ub9c8\ub098 \uac10\uc18c\ud588\ub294\uc9c0\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc218\ud559\uc801\uc73c\ub85c \uc5f0\uc131\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<p>\uc5ec\uae30\uc11c:<\/p>\n<p>L\u2080 = \ucd08\uae30 \uae38\uc774<\/p>\n<p>L<sub>_f<\/sub> = \ud30c\ub2e8 \ud6c4 \ucd5c\uc885 \uae38\uc774<\/p>\n<p>A<sub>\u2080<\/sub> = \ucd08\uae30 \ub2e8\uba74\uc801<\/p>\n<p>A<sub>_f<\/sub> = \ud30c\ub2e8 \uc2dc\uc810\uc758 \ub2e8\uba74\uc801<\/p>\n<p>\uc774\ub7ec\ud55c \uce21\uc815\uac12\uc740 \ud488\uc9c8 \uad00\ub9ac \ubc0f \uc7ac\ub8cc \uc2dc\ud5d8 \uc2e4\ud5d8\uc2e4\uc5d0\uc11c \ud45c\uc900\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uc778\uc7a5 \uc2dc\ud5d8\uc744 \ud1b5\ud574 \uc5bb\uc5b4\uc9c0\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-23929 aligncenter\" src=\"https:\/\/www.lyah-machining.com\/wp-content\/uploads\/2026\/03\/Ductility-of-Material.jpg\" alt=\"Ductility of Material\" width=\"800\" height=\"533\" srcset=\"https:\/\/www.lyah-machining.com\/wp-content\/uploads\/2026\/03\/Ductility-of-Material.jpg 800w, https:\/\/www.lyah-machining.com\/wp-content\/uploads\/2026\/03\/Ductility-of-Material-300x200.jpg 300w, https:\/\/www.lyah-machining.com\/wp-content\/uploads\/2026\/03\/Ductility-of-Material-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>\uc81c\uc870 \ubd84\uc57c\uc5d0\uc11c \uc5f0\uc131\uc758 \uc911\uc694\uc131<\/h2>\n<p>\uc5f0\uc131\uc740 \ub2e8\uc21c\ud55c \uc2e4\ud5d8\uc2e4 \uce21\uc815\uce58\ub97c \ub118\uc5b4, \ub2e4\uc591\ud55c \uc81c\uc870 \uacf5\uc815\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4:<\/p>\n<h3>\uc131\ud615 \ubc0f \uac00\uacf5<\/h3>\n<p>\ub192\uc740 \uc5f0\uc131\uc744 \uac00\uc9c4 \uae08\uc18d\uc740 \uade0\uc5f4 \uc5c6\uc774 \ub0c9\uac04 \uac00\uacf5, \uc555\uc5f0 \ub610\ub294 \uc640\uc774\uc5b4\ub85c \uc778\ubc1c\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4:<\/p>\n<ul>\n<li>\uc5f0\uc131\uc774 \ub192\uc740 \uc54c\ub8e8\ubbf8\ub284\uc740 \uc790\ub3d9\ucc28 \ucc28\uccb4 \ud328\ub110, \ud56d\uacf5\uc6b0\uc8fc \uad6c\uc870\ubb3c \ubc0f \ud3ec\uc7a5\uc7ac\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li>\uad6c\ub9ac\ub294 \ub6f0\uc5b4\ub09c \uc5f0\uc131 \ub355\ubd84\uc5d0 \uc804\uae30 \uc6a9\ub3c4\ub85c \uc804\uc120\uc73c\ub85c \uc778\ubc1c\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h3>\uc751\ub825 \ud761\uc218<\/h3>\n<p>\uc5f0\uc131\uc774 \uc88b\uc740 \uc7ac\ub8cc\ub294 \uc5d0\ub108\uc9c0\ub97c \ud761\uc218\ud558\uace0 \uc751\ub825 \ud558\uc5d0\uc11c \ubcc0\ud615\ub420 \uc218 \uc788\uc5b4 \uac11\uc791\uc2a4\ub7ec\uc6b4 \ud30c\uc190\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4. \uc774 \ud2b9\uc131\uc740 \ub2e4\uc74c \ubd84\uc57c\uc5d0\uc11c \ud544\uc218\uc801\uc785\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uc790\ub3d9\ucc28 \ucda9\ub3cc \uc548\uc804 \ubd80\ud488<\/li>\n<li>\uad50\ub7c9 \ubc0f \uad6c\uc870\uc6a9 \ubcf4<\/li>\n<li>\uc555\ub825 \uc6a9\uae30<\/li>\n<\/ul>\n<h3>\uc548\uc804\uc131\uacfc \uc2e0\ub8b0\uc131<\/h3>\n<p>\ucde8\uc131 \uc7ac\ub8cc\ub294 \uc608\uace0 \uc5c6\uc774 \uac11\uc791\uc2a4\ub7fd\uac8c \ud30c\ub2e8\ub418\ub294 \ubc18\uba74, \uc5f0\uc131 \uc7ac\ub8cc\ub294 \ud30c\ub2e8\ub418\uae30 \uc804\uc5d0 \ub208\uc5d0 \ub744\ub294 \ubcc0\ud615\uc744 \ubcf4\uc785\ub2c8\ub2e4. \uc81c\uc870 \uacfc\uc815\uc5d0\uc11c \uc608\uce21 \uac00\ub2a5\ud55c \ubcc0\ud615\uc740 \uc548\uc804\uc131\uc744 \ubcf4\uc7a5\ud558\uace0 \uce58\uba85\uc801\uc778 \ud30c\ub2e8\uc744 \uc904\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n<h3>\uc6a9\uc811\uc131 \ubc0f \uac00\uacf5\uc131<\/h3>\n<p>\uc5f0\uc131 \uc7ac\ub8cc\ub294 \ub300\uac1c \uc6a9\uc811\uc131\uacfc \uac00\uacf5\uc131\uc774 \uc6b0\uc218\ud558\uc5ec \ud604\ub300\uc2dd \uc81c\uc870 \uc2dc\uc124\uc5d0\uc11c \uac00\uacf5\ud558\uae30\uac00 \ub354 \uc27d\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc6a9\uc811 \ud30c\uc774\ud504\ub77c\uc778\uc5d0\ub294 \uc801\ub2f9\ud55c \uc5f0\uc131\uc744 \uac00\uc9c4 \uac15\uc7ac\uac00 \uc120\ud638\ub429\ub2c8\ub2e4.<\/p>\n<h2>\uc5f0\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uc694\uc778<\/h2>\n<p>\uc7ac\ub8cc\uc758 \uc5f0\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uc5ec\ub7ec \uc694\uc778\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc694\uc778\uc744 \uc774\ud574\ud558\uba74 \uc5d4\uc9c0\ub2c8\uc5b4\uc640 \uc81c\uc870\uc5c5\uccb4\uac00 \uc7ac\ub8cc \uc120\uc815 \ubc0f \uac00\uacf5 \ubc29\ubc95\uc744 \ucd5c\uc801\ud654\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n<h3>\uc7ac\ub8cc \uc870\uc131<\/h3>\n<ul>\n<li>\ud569\uae08 \uc6d0\uc18c: \ud0c4\uc18c, \ub2c8\ucf08, \ud06c\ub86c\uacfc \uac19\uc740 \uc6d0\uc18c\ub97c \ucca8\uac00\ud558\uba74 \uc7ac\ub8cc\uc758 \uac15\ub3c4\ub294 \ub192\uc544\uc9c0\uc9c0\ub9cc \uc5f0\uc131\uc740 \uac10\uc18c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\ubd88\uc21c\ubb3c: \ubd88\uc21c\ubb3c\uacfc \ube44\uae08\uc18d \ud760\uc740 \uc751\ub825 \uc9d1\uc911\uc810\uc73c\ub85c \uc791\uc6a9\ud558\uc5ec \uc5f0\uc131\uc744 \uc800\ud558\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h4>\ud0c4\uc18c\uac00 \uac15\ucca0\uc758 \uc5f0\uc131\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5<\/h4>\n<table>\n<tbody>\n<tr>\n<td>\ud0c4\uc18c \ud568\ub7c9 (%)<\/td>\n<td>\uc5f0\uc131 (\ub300\ub7b5\uc801\uc778 \uc5f0\uc2e0\uc728, %)<\/td>\n<td>\ube44\uace0<\/td>\n<\/tr>\n<tr>\n<td>0.1<\/td>\n<td>35\u201340<\/td>\n<td>\uc5f0\uc131\uc774 \ub9e4\uc6b0 \ub6f0\uc5b4\ub098\uba70 \uc131\ud615\uc774 \uc6a9\uc774\ud568<\/td>\n<\/tr>\n<tr>\n<td>0.3<\/td>\n<td>20\u201325<\/td>\n<td>\uac15\ub3c4\uc640 \uc5f0\uc131\uc758 \uade0\ud615\uc774 \uc798 \uc7a1\ud600 \uc788\uc74c<\/td>\n<\/tr>\n<tr>\n<td>0.6<\/td>\n<td>10\u201315<\/td>\n<td>\uc5f0\uc131\uc774 \ub0ae\uace0 \ucde8\uc131\uc774 \ub192\uc74c<\/td>\n<\/tr>\n<tr>\n<td>1.0<\/td>\n<td>5\u20138<\/td>\n<td>\ub9e4\uc6b0 \ucde8\uc131\uc774 \uac15\ud558\uba70 \uc131\ud615\uc774 \uc5b4\ub835\ub2e4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\uc628\ub3c4<\/h3>\n<p>\uc77c\ubc18\uc801\uc73c\ub85c \uc7ac\ub8cc\ub294 \uc628\ub3c4\uac00 \ub192\uc744\uc218\ub85d \uc5f0\uc131\uc774 \uc99d\uac00\ud558\uace0, \uc628\ub3c4\uac00 \ub0ae\uc744\uc218\ub85d \ucde8\uc131\uc774 \uc99d\uac00\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4:<\/p>\n<ul>\n<li>\uac15\ucca0\uc774\ub098 \uc54c\ub8e8\ubbf8\ub284\uacfc \uac19\uc740 \uae08\uc18d\uc740 \uac00\uc5f4\ud558\uba74 \uc131\ud615\uc774 \ub354 \uc26c\uc6cc\uc9d1\ub2c8\ub2e4.<\/li>\n<li>\ubd81\uadf9 \uc9c0\uc5ed\uc758 \ud30c\uc774\ud504\ub77c\uc778\uacfc \uac19\uc740 \uc800\uc628 \ud658\uacbd\uc5d0\uc11c\ub294 \ucde8\uc131 \ud30c\ub2e8\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h3>\uacb0\ub9bd \ud06c\uae30 \ubc0f \ubbf8\uc138\uad6c\uc870<\/h3>\n<ul>\n<li>\ubbf8\uc138 \uacb0\uc815: \uc77c\ubc18\uc801\uc73c\ub85c \uac15\ub3c4\ub97c \ub192\uc774\uc9c0\ub9cc \uc5f0\uc131\uc740 \uc57d\uac04 \uac10\uc18c\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\uac70\uce5c \uacb0\uc815: \uc5f0\uc131\uc744 \uc99d\uac00\uc2dc\ud0a4\uc9c0\ub9cc \uc778\uc7a5 \uac15\ub3c4\ub294 \uac10\uc18c\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc5f4\ucc98\ub9ac \ubc0f \uc81c\uc5b4\ub41c \ub0c9\uac01\uc744 \ud1b5\ud574 \uacb0\uc815\ub9bd \ud06c\uae30\ub97c \uc870\uc808\ud558\uc5ec \uc5f0\uc131\uacfc \uac15\ub3c4\uc758 \uade0\ud615\uc744 \ub9de\ucd9c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>\ubcc0\ud615 \uc18d\ub3c4<\/h3>\n<p>\uc7ac\ub8cc\uac00 \ubcc0\ud615\ub418\ub294 \uc18d\ub3c4\ub294 \uc5f0\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\ucc9c\ucc9c\ud55c \ubcc0\ud615: \ub354 \ub9ce\uc740 \uc18c\uc131 \ubcc0\ud615\uc774 \uac00\ub2a5\ud558\uc5ec \uc5f0\uc131\uc774 \ub192\uc544\uc9d1\ub2c8\ub2e4.<\/li>\n<li>\uae09\uaca9\ud55c \ubcc0\ud615: \uc7ac\ub8cc\uac00 \uc870\uae30\uc5d0 \ud30c\ub2e8\ub420 \uc218 \uc788\uc73c\uba70, \uc5f0\uc131\uc774 \uac10\uc18c\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc774 \uc694\uc778\uc740 \uc2a4\ud0ec\ud551, \uc555\uc5f0, \uc555\ucd9c\uacfc \uac19\uc740 \uae08\uc18d \uc131\ud615 \uacf5\uc815\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h3>\uacb0\ud568\uc758 \uc874\uc7ac<\/h3>\n<p>\ud45c\uba74 \uade0\uc5f4, \uacf5\uadf9 \ub610\ub294 \ub0b4\ud3ec\ubb3c\uc740 \uc5f0\uc131\uc744 \uc800\ud558\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n<p>\uae68\ub057\ud55c \uc8fc\uc870, \uc81c\uc5b4\ub41c \uc555\uc5f0, \uacb0\ud568 \uc5c6\ub294 \uc6a9\uc811\uc744 \ud3ec\ud568\ud55c \uc6b0\uc218 \uc81c\uc870 \uad00\ud589\uc740 \uc5f0\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n<h2>\uc5f0\uc131 \ub300 \uac00\ub2e8\uc131<\/h2>\n<p>\uc885\uc885 \ud63c\ub3d9\ub418\uc9c0\ub9cc, \uc5f0\uc131\uacfc \uac00\ub2e8\uc131\uc740 \uac19\uc740 \uac1c\ub150\uc774 \uc544\ub2d9\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uc5f0\uc131: \uc640\uc774\uc5b4 \ud615\ud0dc\ub85c \ub298\uc5b4\ub098\ub294 \ub2a5\ub825(\uc778\uc7a5 \ubcc0\ud615).<\/li>\n<li>\uac00\ub2e8\uc131: \uc2dc\ud2b8\ub098 \ud310\uc73c\ub85c \uc555\ucd95\ub420 \uc218 \uc788\ub294 \ub2a5\ub825(\uc555\ucd95 \ubcc0\ud615).<\/li>\n<\/ul>\n<p>\uc608\ub97c \ub4e4\uc5b4:<\/p>\n<table>\n<tbody>\n<tr>\n<td>\uc7ac\ub8cc<\/td>\n<td>\uc5f0\uc131<\/td>\n<td>\uac00\ub2e8\uc131<\/td>\n<\/tr>\n<tr>\n<td>\uad6c\ub9ac<\/td>\n<td>\ub192\uc74c<\/td>\n<td>\ub192\uc74c<\/td>\n<\/tr>\n<tr>\n<td>\uae08<\/td>\n<td>\ubcf4\ud1b5<\/td>\n<td>\ub9e4\uc6b0 \ub192\uc74c<\/td>\n<\/tr>\n<tr>\n<td>\uc8fc\ucca0<\/td>\n<td>\ub0ae\uc74c<\/td>\n<td>\ub0ae\uc74c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uc774 \ub450 \uac00\uc9c0 \ud2b9\uc131\uc744 \ubaa8\ub450 \uc774\ud574\ud558\ub294 \uac83\uc740 \uc131\ud615 \uacf5\uc815 \ubc0f \uc7ac\ub8cc \uc120\uc815\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n<h2>\uc5f0\uc131 \uce21\uc815<\/h2>\n<p>\uc5f0\uc131\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc778\uc7a5 \uc2dc\ud5d8\uae30\ub97c \uc0ac\uc6a9\ud558\uc5ec \uae30\uacc4\uc801 \uc2dc\ud5d8\uc744 \ud1b5\ud574 \uc815\ub7c9\ud654\ub429\ub2c8\ub2e4:<\/p>\n<h3>\u00a0\uc778\uc7a5 \uc2dc\ud5d8 \uc808\ucc28<\/h3>\n<ul>\n<li>\ud45c\uc900 \uc2dc\ud3b8(\uc77c\ubc18\uc801\uc73c\ub85c \ub3c4\uadf8\ubcf8 \ubaa8\uc591)\uc744 \uc900\ube44\ud569\ub2c8\ub2e4.<\/li>\n<li>\ud30c\ub2e8\uc774 \ubc1c\uc0dd\ud560 \ub54c\uae4c\uc9c0 \uc778\uc7a5 \ud558\uc911\uc744 \uc11c\uc11c\ud788 \uac00\ud569\ub2c8\ub2e4.<\/li>\n<li>\ub2e8\uba74\uc801 \uac10\uc18c\ub7c9\uacfc \uc2e0\uc7a5\ub960\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h3>\uc77c\ubc18 \uc9c0\uce68<\/h3>\n<ul>\n<li>\uae08\uc18d \uc7ac\ub8cc\uc758 \uc778\uc7a5 \uc2dc\ud5d8\uc5d0 \ub300\ud55c \ud45c\uc900 \uc2dc\ud5d8 \uc808\ucc28, ASTM E8\/E8M<\/li>\n<li>ISO 6892-1 (\uae08\uc18d \uc7ac\ub8cc\uc758 \uc778\uc7a5 \uc2dc\ud5d8)<\/li>\n<\/ul>\n<p>\uc774\ub7ec\ud55c \ud45c\uc900\uc740 \ub2e4\uc591\ud55c \uc7ac\ub8cc\uc640 \uc0dd\uc0b0 \ubc30\uce58\uc5d0 \uac78\uccd0 \uc77c\uad00\ub418\uace0 \uc815\ud655\ud55c \uc5f0\uc131 \uce21\uc815\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uc5f0\uc131 \uc7ac\ub8cc\uc758 \uc608<\/h2>\n<p>\uc5f0\uc131\uc774 \ub192\uc740 \uc7ac\ub8cc\ub294 \uc81c\uc870 \ubd84\uc57c\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4:<\/p>\n<table>\n<tbody>\n<tr>\n<td>\uc7ac\ub8cc<\/td>\n<td>\uc77c\ubc18\uc801\uc778 \uc5f0\uc2e0\uc728(%)<\/td>\n<td>\uc6a9\ub3c4<\/td>\n<\/tr>\n<tr>\n<td>\uad6c\ub9ac<\/td>\n<td>30\u201350<\/td>\n<td>\uc804\uae30 \ubc30\uc120, \ubc30\uad00 \ubc0f \uc9c0\ubd95 \uacf5\uc0ac<\/td>\n<\/tr>\n<tr>\n<td>\uc54c\ub8e8\ubbf8\ub284<\/td>\n<td>20\u201340<\/td>\n<td>\ud56d\uacf5\uc6b0\uc8fc\uc6a9 \ud328\ub110, \uc74c\ub8cc \uce94<\/td>\n<\/tr>\n<tr>\n<td>\uc5f0\uac15<\/td>\n<td>20\u201330<\/td>\n<td>\uad6c\uc870\uc6a9 \ubcf4, \ud30c\uc774\ud504\ub77c\uc778<\/td>\n<\/tr>\n<tr>\n<td>\ub2c8\ucf08 \ud569\uae08<\/td>\n<td>10\u201335<\/td>\n<td>\ud130\ube48 \ube14\ub808\uc774\ub4dc, \uace0\uc628 \ubd80\ud488<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\ubc18\ub300\ub85c, \uc8fc\ucca0\uc774\ub098 \uc138\ub77c\ubbf9\uacfc \uac19\uc740 \ucde8\uc131 \uc7ac\ub8cc\ub294 \uc5f0\uc131\uc774 \ub0ae\uc73c\uba70, \ucd5c\uc18c\ud55c\uc758 \uc18c\uc131 \ubcc0\ud615\ub9cc\uc73c\ub85c\ub3c4 \ud30c\ub2e8\ub429\ub2c8\ub2e4.<img decoding=\"async\" class=\"size-full wp-image-23921 aligncenter\" src=\"https:\/\/www.lyah-machining.com\/wp-content\/uploads\/2026\/03\/Ductility-of-Materials.jpg\" alt=\"Ductility of Materials\" width=\"800\" height=\"533\" srcset=\"https:\/\/www.lyah-machining.com\/wp-content\/uploads\/2026\/03\/Ductility-of-Materials.jpg 800w, https:\/\/www.lyah-machining.com\/wp-content\/uploads\/2026\/03\/Ductility-of-Materials-300x200.jpg 300w, https:\/\/www.lyah-machining.com\/wp-content\/uploads\/2026\/03\/Ductility-of-Materials-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>\uc81c\uc870 \uacf5\uc815\uc5d0\uc11c\uc758 \uc5f0\uc131<\/h2>\n<p>\uc5f0\uc131\uc744 \uc774\ud574\ud558\ub294 \uac83\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uba87 \uac00\uc9c0 \uc8fc\uc694 \uc81c\uc870 \uacf5\uc815\uc5d0 \uc911\uc694\ud55c \uc815\ubcf4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4:<\/p>\n<h3>\uae08\uc18d \uc131\ud615<\/h3>\n<p>\ub2e4\uc74c\uacfc \uac19\uc740 \uc6a9\ub3c4\uc5d0\ub294 \uace0\uc5f0\uc131 \uae08\uc18d\uc774 \uc120\ud638\ub429\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\ub0c9\uac04 \uc555\uc5f0: \uc2dc\ud2b8 \ubc0f \uc2a4\ud2b8\ub9bd\uc744 \uc0dd\uc0b0\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc120\uc7ac \uc778\ubc1c: \uad6c\ub9ac \ubc0f \uc54c\ub8e8\ubbf8\ub284 \uc120\uc7ac.<\/li>\n<li>\uc2ec\uc555 \uc131\ud615: \uc74c\ub8cc \uce94 \ubc0f \uc790\ub3d9\ucc28 \ud328\ub110.<\/li>\n<\/ul>\n<h3>\uc6a9\uc811 \ubc0f \uc811\ud569<\/h3>\n<p>\uc5f0\uc131\uc774 \ub192\uc740 \uc7ac\ub8cc\ub294 \uc6a9\uc811 \uc2dc \uade0\uc5f4 \ubc1c\uc0dd \uc704\ud5d8\uc744 \uc904\uc5ec\uc90d\ub2c8\ub2e4. \ucde8\uc131\uc774 \ub192\uc740 \uae08\uc18d\uc744 \uc6a9\uc811\ud560 \ub54c\ub294 \uc5f0\uc131\uc744 \ub192\uc774\uae30 \uc704\ud574 \uc608\uc5f4\uc774\ub098 \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h3>\uae30\uacc4 \uac00\uacf5<\/h3>\n<p>\uc5f0\uc131 \uc7ac\ub8cc\ub294 \uc5f0\uc18d\uc801\uc778 \uce69\uc744 \ud615\uc131\ud558\ub294 \uacbd\ud5a5\uc774 \uc788\uc5b4 \uac00\uacf5\uc774 \ub354 \ub9e4\ub044\ub7fd\uace0 \uc26c\uc6cc\uc9c0\uba70, \uacf5\uad6c \ub9c8\ubaa8\ub97c \uc904\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n<h3>\uc8fc\uc870 \ubc0f \ub2e8\uc870<\/h3>\n<p>\uc5f0\uc131\uc740 \uc7ac\ub8cc\uac00 \ub0c9\uac01 \ub610\ub294 \ub2e8\uc870 \uacfc\uc815\uc5d0\uc11c \ub0b4\ubd80 \uc751\ub825\uc744 \ud761\uc218\ud558\ub3c4\ub85d \ud558\uc5ec \uade0\uc5f4 \ubc0f \ud30c\uc190 \uc704\ud5d8\uc744 \uc904\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n<h2>\uc81c\uc870 \uacfc\uc815\uc5d0\uc11c \uc5f0\uc131 \uc800\ud558\uc758 \uc6d0\uc778<\/h2>\n<p>\ub2e4\uc74c\uacfc \uac19\uc740 \uc5ec\ub7ec \uc81c\uc870 \uc870\uac74\uc774 \uc5f0\uc131\uc744 \uc800\ud558\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uc5b4\ub2d0\ub9c1 \uc5c6\uc774 \uacfc\ub3c4\ud55c \ub0c9\uac04 \uac00\uacf5\uc744 \uc218\ud589\ud55c \uacbd\uc6b0.<\/li>\n<li>\uc8fc\uc870 \uacfc\uc815\uc5d0\uc11c \uc720\uc785\ub41c \ubd88\uc21c\ubb3c\uc774\ub098 \ub0b4\ud3ec\ubb3c.<\/li>\n<li>\ubd80\uc801\uc808\ud55c \uc5f4\ucc98\ub9ac\ub85c \uc778\ud574 \ucde8\uc131 \uc0c1\uc774 \ud615\uc131\ub418\ub294 \uacbd\uc6b0.<\/li>\n<li>\uc2a4\ud0ec\ud551 \ub610\ub294 \uc555\ucd9c \uacf5\uc815\uc5d0\uc11c\uc758 \ub192\uc740 \ubcc0\ud615 \uc18d\ub3c4.<\/li>\n<\/ul>\n<p>\uc774\ub97c \uc644\ud654\ud558\uae30 \uc704\ud55c \uc804\ub7b5\uc73c\ub85c\ub294 \uc801\uc808\ud55c \uc5f4\ucc98\ub9ac, \ud569\uae08 \uc120\uc815, \ubcc0\ud615 \uc18d\ub3c4\uc758 \uc81c\uc5b4 \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc5f0\uc131 \uc9c0\uc2dd\uc758 \uc751\uc6a9<\/h2>\n<p>\uc5f0\uc131\uc740 \ubcc0\ud615\ub418\ub294 \ub3d9\uc548 \ud30c\ub2e8\uc744 \uacac\ub38c\uc57c \ud558\ub294 \ubd80\ud488\uc744 \uc124\uacc4\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li>\uc790\ub3d9\ucc28 \uc0b0\uc5c5: \ucda9\ub3cc \ud761\uc218 \uad6c\uc5ed, \ubc94\ud37c \ubc0f \uad6c\uc870\uc6a9 \ud504\ub808\uc784\uc740 \ucda9\uaca9\uc744 \ud761\uc218\ud558\uae30 \uc704\ud574 \uc5f0\uc131 \uac15\uc7ac\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n<li>\ud56d\uacf5\uc6b0\uc8fc: \uc5f0\uc131\uc774 \ub192\uc740 \uc54c\ub8e8\ubbf8\ub284 \ubc0f \ud2f0\ud0c0\ub284 \ud569\uae08\uc740 \ub3d9\uccb4 \ubd80\ud488\uc758 \uce58\uba85\uc801\uc778 \ud30c\ub2e8\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/li>\n<li>\uac74\uc124: \ucf58\ud06c\ub9ac\ud2b8 \ub0b4\uc758 \ucca0\uadfc\uc740 \ubd80\ub7ec\uc9c0\uc9c0 \uc54a\uace0 \uad6c\ubd80\ub7ec\uc838\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc804\uc790 \uc0b0\uc5c5: \uad6c\ub9ac \ubc30\uc120\uc740 \uc870\ub9bd \uacfc\uc815\uc5d0\uc11c \uc808\uc5f0 \ubc0f \uad7d\ud798\uc744 \uc704\ud574 \uc5f0\uc131\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\uc5f0\uc131 \uacb0\uc815 \uc694\uc778<\/h2>\n<table>\n<tbody>\n<tr>\n<td>\uc694\uc778<\/td>\n<td>\uc5f0\uc131\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5<\/td>\n<\/tr>\n<tr>\n<td>\uc7ac\ub8cc \uc870\uc131<\/td>\n<td>\ud0c4\uc18c \ud568\ub7c9\uc774 \ub192\uc744\uc218\ub85d \uc5f0\uc131\uc774 \uac10\uc18c\ud569\ub2c8\ub2e4<\/td>\n<\/tr>\n<tr>\n<td>\uc628\ub3c4<\/td>\n<td>\uc628\ub3c4\uac00 \ub192\uc744\uc218\ub85d \uc5f0\uc131\uc774 \uc99d\uac00\ud55c\ub2e4<\/td>\n<\/tr>\n<tr>\n<td>\uacb0\ub9bd \ud06c\uae30<\/td>\n<td>\ubbf8\uc138 \uacb0\uc815: \uac15\ub3c4\ub294 \ub192\uace0 \uc5f0\uc131\uc740 \ub0ae\uc74c<\/td>\n<\/tr>\n<tr>\n<td>\ubcc0\ud615 \uc18d\ub3c4<\/td>\n<td>\ubcc0\ud615 \uc18d\ub3c4\uac00 \ube60\ub97c\uc218\ub85d \uc5f0\uc131\uc774 \uac10\uc18c\ud569\ub2c8\ub2e4<\/td>\n<\/tr>\n<tr>\n<td>\ubd88\uc21c\ubb3c\/\uacb0\ud568<\/td>\n<td>\uc5f0\uc131\uc744 \uac10\uc18c\uc2dc\ud0b4<\/td>\n<\/tr>\n<tr>\n<td>\uc5f4\ucc98\ub9ac<\/td>\n<td>\uacf5\uc815\uc5d0 \ub530\ub77c \ud5a5\uc0c1\ub418\uac70\ub098 \uc800\ud558\ub420 \uc218 \uc788\uc74c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uc5f0\uc131\uc740 \uc7ac\ub8cc \uc120\uc815 \ubc0f \uc81c\uc870 \uacfc\uc815\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uc694\uc18c\ub85c, \uae08\uc18d\uc758 \ubcc0\ud615 \ubc29\uc2dd, \uc751\ub825 \ud761\uc218 \ub2a5\ub825, \ud30c\ub2e8 \uc800\ud56d\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740 \uc2e0\uc7a5\ub960(%) \ubc0f \ub2e8\uba74\uc801 \uac10\uc18c\uc728\uacfc \uac19\uc740 \uce21\uc815\uce58\ub97c \ud65c\uc6a9\ud558\uc5ec \uc548\uc804\ud558\uace0 \ube44\uc6a9 \ud6a8\uc728\uc801\uc778 \uc81c\ud488\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \uc870\uc131, \uc628\ub3c4, \ubcc0\ud615 \uc18d\ub3c4, \ubbf8\uc138\uad6c\uc870\uc640 \uac19\uc740 \uc694\uc778\ub4e4\uc774 \uc5f0\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uc774\ub97c \uc774\ud574\ud558\uba74 \uc81c\uc870\uc5c5\uccb4\ub294 \uc131\ud615, \uc6a9\uc811, \uac00\uacf5 \ubc0f \ud558\uc911\uc744 \uacac\ub514\uba74\uc11c\ub3c4 \ud30c\uc190 \uc704\ud5d8\uc744 \uc904\uc77c \uc218 \uc788\ub294 \uc18c\uc7ac\ub97c \uc124\uacc4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc124\uacc4 \uc2dc \uc5f0\uc131\uc744 \uace0\ub824\ud558\uba74 \uc790\ub3d9\ucc28, \ud56d\uacf5\uc6b0\uc8fc, \uac74\uc124 \ubc0f \uc804\uc790 \uc0b0\uc5c5 \uc804\ubc18\uc5d0 \uac78\uccd0 \uc131\ub2a5, \uc548\uc804\uc131 \ubc0f \ud6a8\uc728\uc131\uc774 \ud5a5\uc0c1\ub429\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc7ac\ub8cc \uacfc\ud559 \ubc0f \uc81c\uc870 \ubd84\uc57c\uc5d0\uc11c \uc5f0\uc131\uc740 \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc774 \ub2e4\uc591\ud55c \uc6a9\ub3c4\uc5d0 \ub9de\ub294 \uc7ac\ub8cc\ub97c \uc120\uc815\ud560 \ub54c \uace0\ub824\ud558\ub294 \uac00\uc7a5 \uc911\uc694\ud55c \uae30\uacc4\uc801 \ud2b9\uc131 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. 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