{"id":19727,"date":"2026-09-25T00:11:38","date_gmt":"2026-09-24T16:11:38","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=19727"},"modified":"2026-11-13T18:30:02","modified_gmt":"2026-11-13T10:30:02","slug":"tool-steel-impact-toughness-chart","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/tool-steel-impact-toughness-chart\/","title":{"rendered":"\uacf5\uad6c\uac15 \ucda9\uaca9 \uc778\uc131 \ucc28\ud2b8"},"content":{"rendered":"<h1 class=\"wp-block-heading has-text-align-center\" id=\"h-tool-steel-impact-toughness-chart\">\uacf5\uad6c\uac15 \ucda9\uaca9 \uc778\uc131 \ucc28\ud2b8<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\uc8fc\uc694 \uacf5\uad6c\uac15\uc758 V-\ub178\uce58 \uc0e4\ub974\ud53c \ucda9\uaca9 \uc5d0\ub108\uc9c0\ub97c \uac01 \uac15\uc885\uc5d0 \ub300\ud574 \uc6d0\uc804\uc774 \ucd5c\uc801\uc73c\ub85c \ud45c\uc2dc\ud55c \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0\uc11c, \ud574\ub2f9 \uc628\ub3c4\uc5d0\uc11c \ubd80\ud488\uc774 \uac16\ub294 \uacbd\ub3c4\uc640 \ud568\uaed8 \ud310\ub3c5\ud55c \uac12\uc785\ub2c8\ub2e4. \uc218\uce58\ub294 \ud48b-\ud30c\uc6b4\ub4dc\uc640 \uc904\ub85c \ud45c\uae30\ud569\ub2c8\ub2e4. \uc774\ub294 \uacf5\uac1c\ub41c \uc2dc\ud5d8 \ub370\uc774\ud130\uc758 \ucc38\uace0 \uc694\uc57d\uc774\uba70 \uc544\uc624\ubcf4 \uc2a4\ud2f8\uc758 \uaddc\uaca9\uc774 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 id=\"h-how-the-charpy-value-is-read\" class=\"wp-block-heading\">\uc0e4\ub974\ud53c \uac12\uc758 \ud310\ub3c5 \ubc29\ubc95<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V \ub178\uce58 \uc0e4\ub974\ud53c \uc2dc\ud5d8\uc740 \ub178\uce58\uac00 \uc788\ub294 \uc2dc\ud3b8\uc744 \ucd94\ub97c \ub2e8 \uc9c4\uc790\uc758 \ub2e8\uc77c \ud0c0\uaca9\uc73c\ub85c \ud30c\ub2e8\uc2dc\ud0a4\uace0 \uc2dc\ud3b8\uc774 \ud761\uc218\ud55c \uc5d0\ub108\uc9c0\ub97c \uae30\ub85d\ud569\ub2c8\ub2e4. \uc218\uce58\uac00 \ub192\uc744\uc218\ub85d \ud574\ub2f9 \uac15\uc885\uc774 \ud30c\ub2e8 \uc804\uc5d0 \ub354 \ud070 \ucda9\uaca9\uc744 \uacac\ub518\ub2e4\ub294 \uc758\ubbf8\uc785\ub2c8\ub2e4. \uc774 \ud45c\uc758 \ud558\ub2e8\uc5d0 \uac00\uae4c\uc6b4 \uc218\uce58\ub294 \ud380\uce58, \ub2e4\uc774 \ub610\ub294 \ub0a0 \ub05d\uc774 \ucda9\uaca9 \ud558\uc911\uc744 \ubc1b\uc744 \ub54c \uce58\ud551\uc774\ub098 \ucabc\uac1c\uc9d0\uc774 \ubc1c\uc0dd\ud558\ub294 \uac15\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\uae30\uc758 \ubaa8\ub4e0 \uac12\uc740 \ucd9c\ucc98\uac00 \ud574\ub2f9 \uac15\uc885\uc5d0 \ub300\ud574 \ucd5c\uc801\uc73c\ub85c \ud45c\uc2dc\ud55c \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0\uc11c \uce21\uc815\ub418\uc5c8\uc73c\ubbc0\ub85c, \uadf8 \uc218\uce58\ub294 \uac19\uc740 \ud589\uc5d0 \ud45c\uae30\ub41c \uacbd\ub3c4\uc640 \ud568\uaed8 \ud574\uc11d\ud574\uc57c \ud569\ub2c8\ub2e4. \uadf8 \uc628\ub3c4\ubcf4\ub2e4 \ub0ae\uac8c \ud15c\ud37c\ub9c1\ud558\uba74 \uacbd\ub3c4\uac00 \ub192\uc544\uc9c0\uace0 \ucda9\uaca9 \uc5d0\ub108\uc9c0\uac00 \ub0ae\uc544\uc9d1\ub2c8\ub2e4. \uadf8 \uc628\ub3c4\ubcf4\ub2e4 \ub192\uac8c \ud15c\ud37c\ub9c1\ud558\uba74 \uc778\uc131\uc774 \ud68c\ubcf5\ub418\uace0 \ub0b4\ub9c8\ubaa8\uc131\uc774 \uac10\uc18c\ud569\ub2c8\ub2e4. \ub3d9\uc77c\ud55c \uac15\uc885\ub3c4 \ud15c\ud37c\ub9c1\ub9cc\uc73c\ub85c \uc774 \ud45c\uc5d0\uc11c \uc704\uc544\ub798\ub85c \uc774\ub3d9\ud560 \uc218 \uc788\uc73c\uba70, \uc774\uac83\uc774 \ubaa8\ub4e0 \ud589\uc5d0 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uac00 \ud45c\uae30\ub41c \uc774\uc720\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac15\uc885 \uac04\uc758 \ud3b8\ucc28\uac00 \uc120\uc815 \uacb0\uc815\uc744 \uc88c\uc6b0\ud569\ub2c8\ub2e4. D3\uc640 D7\uc740 \uc774 \uc2dc\ud5d8\uc5d0\uc11c 6 ft lb (8 J)\ub97c \ud761\uc218\ud558\ub294 \ubc18\uba74&nbsp;S7\uc740 240 ft lb (325 J)\ub97c \ud761\uc218\ud558\uc5ec, \uacf5\uad6c\uac15\uc73c\ub85c \ud310\ub9e4\ub418\ub294 \ub450 \uac15\uc885 \uac04\uc5d0 40\ubc30\uc758 \ucc28\uc774\uac00 \ub0a9\ub2c8\ub2e4. \ub0b4\ucda9\uaca9\uac15\uacfc \uc5f4\uac04\uac00\uacf5\uac15\uc740 \uadf8 \uc0ac\uc774\uc5d0 \uc704\uce58\ud569\ub2c8\ub2e4. \uace0\uc18d\ub3c4\uac15\uc740 \ud0c4\uc18c\uc640 \ud0c4\ud654\ubb3c \ud568\ub7c9 \ub54c\ubb38\uc5d0 \uade0\uc5f4 \uc804\uc5d0 \uc18c\uc131 \ubcc0\ud615\ud560 \uc5ec\uc9c0\uac00 \uc801\uc5b4 \ucd5c\ud558\uc704\uc5d0 \uc704\uce58\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ucda9\uaca9 \uc5d0\ub108\uc9c0\ub294 \uc5ec\ub7ec \ud2b9\uc131 \uc911 \ud558\ub098\uc774\uba70 \uac15\uc885\uc758 \uc21c\uc704\uac00 \uc544\ub2d9\ub2c8\ub2e4. \uce58\ud551\uc774\ub098 \ucabc\uac1c\uc9d0\uc73c\ub85c \ud30c\uc190\ub418\ub294 \uacf5\uad6c\ub294 \uc774 \ud45c\uc5d0\uc11c \ub0b4\ucda9\uaca9\uac15 \ucabd\uc73c\ub85c \uc774\ub3d9\ud560 \uadfc\uac70\uac00 \ub429\ub2c8\ub2e4. \uc5f0\ub9c8 \ub9c8\ubaa8\ub85c \ud30c\uc190\ub418\ub294 \uacf5\uad6c\ub294 \ubc18\ub300 \ubc29\ud5a5\uc73c\ub85c, \uc989 \uace0\ud0c4\uc18c \ubc0f \uace0\ud0c4\ud654\ubb3c \uac15\uc885\uc73c\ub85c \uc774\ub3d9\ud560 \uadfc\uac70\uac00 \ub418\uba70, \ud15c\ud37c\ub9c1 \uacb0\uc815\uc740 \uadf8 \uc120\ud0dd\uc744 \ub530\ub985\ub2c8\ub2e4. \uc774 \ud398\uc774\uc9c0 \ub05d\uc5d0 \ub9c1\ud06c\ub41c \ud398\uc774\uc9c0\ub4e4\uc740 \ub3d9\uc77c\ud55c \uacb0\uc815\uc758 \ub0b4\ub9c8\ubaa8 \uce21\uba74\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub3d9\uc77c \uac15\uc885\uc5d0 \ub300\ud55c \uacf5\uac1c \ucda9\uaca9 \uc218\uce58\ub294 \uc0c1\ud638 \ud638\ud658\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc2dc\ud3b8\uc774 \uc218\uce58\ub97c \uc88c\uc6b0\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. C-\ub178\uce58 \uc2dc\ud3b8\uc740 V-\ub178\uce58 \uc2dc\ud3b8\ubcf4\ub2e4 \ub354 \ub9ce\uc740 \uc5d0\ub108\uc9c0\ub97c \ud761\uc218\ud558\uace0, \ub178\uce58 \uc5c6\ub294 \uc2dc\ud3b8\uc740 \ub354\uc6b1 \ub9ce\uc2b5\ub2c8\ub2e4. 400 \u00b0F\uc5d0\uc11c A2\uc758 \uacbd\uc6b0, \uc81c\uac15\uc0ac \ub370\uc774\ud130 \uc2dc\ud2b8\ub294 C-\ub178\uce58\uc5d0\uc11c 31~40 ft lb, \ub178\uce58 \uc5c6\ub294 \uc2dc\ud3b8\uc5d0\uc11c \uc57d 80 ft lb\ub97c \uc81c\uc2dc\ud558\ub294 \ubc18\uba74, \uc544\ub798 \ud45c\uc5d0\ub294 17 ft lb\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ud398\uc774\uc9c0\uc758 \ubaa8\ub4e0 \uc218\uce58\ub294 \ud45c \uc544\ub798\uc5d0 \uba85\uc2dc\ub41c \ub2e8\uc77c V-\ub178\uce58 \uc2dc\ud5d8 \uc2dc\ub9ac\uc988\uc5d0\uc11c \ub098\uc628 \uac83\uc774\ubbc0\ub85c, \ub3d9\uc77c\ud55c \uacbd\ub3c4\uc640 \ud15c\ud37c\ub9c1\uc5d0\uc11c \ud310\ub3c5\ud55c \ub2e4\ub978 V-\ub178\uce58 \uc218\uce58\uc640\ub9cc \ube44\uad50\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<h2 id=\"h-cold-work-and-general-purpose-tool-steels\" class=\"wp-block-heading\">\ub0c9\uac04\uac00\uacf5 \ubc0f \ubc94\uc6a9 \uacf5\uad6c\uac15<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/aobosteel.com\/ko\/cold-work-tool-steels\/\">\uc218\uacbd\ud654, \uc720\uacbd\ud654 \ubc0f \uacf5\uae30\uacbd\ud654 \uac15\uc885\uc740<\/a> \ud380\uce58, \ub2e4\uc774, \uc131\ud615 \uacf5\uad6c \ubc0f \uc77c\ubc18 \uc791\uc5c5\uc7a5 \uc791\uc5c5\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uac01 \uac15\uc885\uc774 \uc791\uc5c5 \uacbd\ub3c4\ub97c \uac16\ub294 \ub0ae\uc740 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0\uc11c \uce21\uc815\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 id=\"h-impact-energy-at-the-optimum-tempering-temperature\" class=\"wp-block-heading\">\ucd5c\uc801 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0\uc11c\uc758 \ucda9\uaca9 \uc5d0\ub108\uc9c0<\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\ub4f1\uae09<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc720\ud615<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ucd5c\uc801 \ud15c\ud37c\ub9c1, \u00b0F<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u00b0C<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ud574\ub2f9 \ud15c\ud37c\ub9c1\uc5d0\uc11c\uc758 \uacbd\ub3c4, HRC<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc0e4\ub974\ud53c \ucda9\uaca9, ft lb<\/th><th class=\"has-text-align-left\" data-align=\"left\">J<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">W1<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc218\uacbd\ud654<\/td><td class=\"has-text-align-left\" data-align=\"left\">300<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">64<\/td><td class=\"has-text-align-left\" data-align=\"left\">80<\/td><td class=\"has-text-align-left\" data-align=\"left\">108<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">W2<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc218\uacbd\ud654<\/td><td class=\"has-text-align-left\" data-align=\"left\">300<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">64<\/td><td class=\"has-text-align-left\" data-align=\"left\">77<\/td><td class=\"has-text-align-left\" data-align=\"left\">104<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/ko\/o1-tool-steel\/\">O1<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc720\uacbd\ud654<\/td><td class=\"has-text-align-left\" data-align=\"left\">300<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">63<\/td><td class=\"has-text-align-left\" data-align=\"left\">33<\/td><td class=\"has-text-align-left\" data-align=\"left\">45<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/ko\/o6-tool-steel-heat-treatment\/\">O6<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc720\uacbd\ud654, \ud751\uc5f0\uacc4<\/td><td class=\"has-text-align-left\" data-align=\"left\">300<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">63<\/td><td class=\"has-text-align-left\" data-align=\"left\">33<\/td><td class=\"has-text-align-left\" data-align=\"left\">45<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/ko\/l6-tool-steel\/\">L6<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc720\uacbd\ud654, \ub2c8\ucf08\uacc4<\/td><td class=\"has-text-align-left\" data-align=\"left\">300<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">60\/61<\/td><td class=\"has-text-align-left\" data-align=\"left\">72<\/td><td class=\"has-text-align-left\" data-align=\"left\">98<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/ko\/a2-tool-steel\/\">A2<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacf5\uae30\uacbd\ud654, 5% \ud06c\ub86c<\/td><td class=\"has-text-align-left\" data-align=\"left\">400<\/td><td class=\"has-text-align-left\" data-align=\"left\">205<\/td><td class=\"has-text-align-left\" data-align=\"left\">60<\/td><td class=\"has-text-align-left\" data-align=\"left\">17<\/td><td class=\"has-text-align-left\" data-align=\"left\">23<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">A6<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacf5\uae30\uacbd\ud654, 1% \ud06c\ub86c<\/td><td class=\"has-text-align-left\" data-align=\"left\">400<\/td><td class=\"has-text-align-left\" data-align=\"left\">205<\/td><td class=\"has-text-align-left\" data-align=\"left\">59<\/td><td class=\"has-text-align-left\" data-align=\"left\">28<\/td><td class=\"has-text-align-left\" data-align=\"left\">38<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/ko\/d2-tool-steel\/\">D2<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacf5\uae30\uacbd\ud654, 12% \ud06c\ub86c<\/td><td class=\"has-text-align-left\" data-align=\"left\">960<\/td><td class=\"has-text-align-left\" data-align=\"left\">515<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\/60<\/td><td class=\"has-text-align-left\" data-align=\"left\">8<\/td><td class=\"has-text-align-left\" data-align=\"left\">11<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/ko\/d3-tool-steel\/\">D3<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">\uace0\ud0c4\uc18c, \uace0\ud06c\ub86c<\/td><td class=\"has-text-align-left\" data-align=\"left\">400<\/td><td class=\"has-text-align-left\" data-align=\"left\">205<\/td><td class=\"has-text-align-left\" data-align=\"left\">62<\/td><td class=\"has-text-align-left\" data-align=\"left\">6<\/td><td class=\"has-text-align-left\" data-align=\"left\">8<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">D7<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uace0\ud0c4\uc18c, 4% \ubc14\ub098\ub4d0<\/td><td class=\"has-text-align-left\" data-align=\"left\">400<\/td><td class=\"has-text-align-left\" data-align=\"left\">205<\/td><td class=\"has-text-align-left\" data-align=\"left\">62<\/td><td class=\"has-text-align-left\" data-align=\"left\">6<\/td><td class=\"has-text-align-left\" data-align=\"left\">8<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">4140 \/ 4150<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc911\ud569\uae08, \ucc38\uc870 \uac15\uc885<\/td><td class=\"has-text-align-left\" data-align=\"left\">300<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">53\/54<\/td><td class=\"has-text-align-left\" data-align=\"left\">65<\/td><td class=\"has-text-align-left\" data-align=\"left\">88<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\ucd9c\ucc98, \uacf5\uad6c\uac15 \uc120\uc815 \uc7a5, \uc778\uc1c4 \ud398\uc774\uc9c0 142~149. W1\uacfc W2\ub294 \ucd9c\ucc98\uc5d0\uc11c \ud558\ub098\uc758 \ucc28\ud2b8\ub97c \uacf5\uc720\ud558\uba70, 4140\uacfc 4150\ub3c4 \ub9c8\ucc2c\uac00\uc9c0\ub85c, \uce68\ud0c4 \uc218\uacbd\ud654 \uac15\uc885\uc5d0 \ub300\ud55c \ucc38\uc870\uc810\uc73c\ub85c \ud45c\uc2dc\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>4140\uacfc 4150\uc740 \uacf5\uad6c\uac15\uc774 \uc544\ub2d9\ub2c8\ub2e4. \uc6d0\uc804\uc740 \uce68\ud0c4 \uacf5\uad6c\uac15, \uc218\ub0c9 \uacf5\uad6c\uac15\uacfc \uc911\ud569\uae08\uac15\uc744 \ube44\uad50\ud558\uae30 \uc704\ud574 \ub3d9\uc77c\ud55c \ucc28\ud2b8\uc5d0 \uc774\ub4e4\uc744 \ud45c\uae30\ud588\uc2b5\ub2c8\ub2e4.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>D2, L6, \uadf8\ub9ac\uace0 4140 \ubc0f 4150 \ud589\uc5d0\uc11c \ub450 \uac1c\uc758 \uacbd\ub3c4 \uac12\uc774 \ub098\ud0c0\ub098\ub294 \uacbd\uc6b0, \uc6d0\uc804\uc740 \ub2e8\uc77c \uc218\uce58\uac00 \uc544\ub2cc \ubc94\uc704\ub97c \ud45c\uae30\ud569\ub2c8\ub2e4.<\/em><\/p>\n\n\n\n<h2 id=\"h-shock-resisting-tool-steels\" class=\"wp-block-heading\">\ub0b4\ucda9\uaca9 \uacf5\uad6c\uac15<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S7, S1 \ubc0f <a href=\"https:\/\/aobosteel.com\/ko\/s5-tool-steel-heat-treatment\/\">S5<\/a> \ubaa8\ub450 \ub04c, \ud380\uce58, \uacf5\uc555 \uacf5\uad6c \ubc0f \ub9e4 \uc0ac\uc774\ud074\ub9c8\ub2e4 \ud0c0\uaca9\uc774 \ud3ec\ud568\ub418\ub294 \ubaa8\ub4e0 \uc791\uc5c5\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uac15\uc885\uc785\ub2c8\ub2e4. S7\uc740 \uc5ec\uae30\uc11c \uacf5\uae30\uacbd\ud654 \uac15\uc885\uc774\uba70, \uc774 \ud398\uc774\uc9c0\uc5d0\uc11c \uac00\uc7a5 \ub192\uc740 \uc218\uce58\ub97c \ubcf4\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 id=\"h-impact-energy-at-the-optimum-tempering-temperature-0\" class=\"wp-block-heading\">\ucd5c\uc801 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0\uc11c\uc758 \ucda9\uaca9 \uc5d0\ub108\uc9c0<\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\ub4f1\uae09<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc720\ud615<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ucd5c\uc801 \ud15c\ud37c\ub9c1, \u00b0F<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u00b0C<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ud574\ub2f9 \ud15c\ud37c\ub9c1\uc5d0\uc11c\uc758 \uacbd\ub3c4, HRC<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc0e4\ub974\ud53c \ucda9\uaca9, ft lb<\/th><th class=\"has-text-align-left\" data-align=\"left\">J<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub0b4\ucda9\uaca9, \uacf5\uae30\uacbd\ud654<\/td><td class=\"has-text-align-left\" data-align=\"left\">450<\/td><td class=\"has-text-align-left\" data-align=\"left\">230<\/td><td class=\"has-text-align-left\" data-align=\"left\">58<\/td><td class=\"has-text-align-left\" data-align=\"left\">240<\/td><td class=\"has-text-align-left\" data-align=\"left\">325<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/ko\/s1-tool-steel\/\">S1<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub0b4\ucda9\uaca9, \uc720\uacbd\ud654<\/td><td class=\"has-text-align-left\" data-align=\"left\">400<\/td><td class=\"has-text-align-left\" data-align=\"left\">205<\/td><td class=\"has-text-align-left\" data-align=\"left\">56<\/td><td class=\"has-text-align-left\" data-align=\"left\">185<\/td><td class=\"has-text-align-left\" data-align=\"left\">250<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">S5<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub0b4\ucda9\uaca9, \uc720\uacbd\ud654<\/td><td class=\"has-text-align-left\" data-align=\"left\">400<\/td><td class=\"has-text-align-left\" data-align=\"left\">205<\/td><td class=\"has-text-align-left\" data-align=\"left\">60<\/td><td class=\"has-text-align-left\" data-align=\"left\">170<\/td><td class=\"has-text-align-left\" data-align=\"left\">230<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\ucd9c\ucc98, \uacf5\uad6c\uac15 \uc120\uc815 \uc7a5, \uc778\uc1c4 \ud398\uc774\uc9c0 150~153.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>S7\uc758 240 ft lb (325 J) \uc218\uce58\ub294 \uc2dc\ud5d8 \uc7a5\ube44\uac00 \uae30\ub85d\ud560 \uc218 \uc788\ub294 \ucd5c\ub300 \uc218\uc900\uc785\ub2c8\ub2e4. \ucd9c\ucc98\ub294 \uacc4\uc0b0\uc0c1 \uac12\uc774 280 ft lb (380 J)\uc5d0 \ub354 \uac00\uae5d\ub2e4\uace0 \uba85\uc2dc\ud569\ub2c8\ub2e4.<\/em><\/p>\n\n\n\n<h2 id=\"h-hot-work-tool-steels\" class=\"wp-block-heading\">\uc5f4\uac04 \uacf5\uad6c\uac15<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/aobosteel.com\/ko\/hot-work-tool-steels\/\">\ud06c\ub86c \ubc0f \ud145\uc2a4\ud150 \uc5f4\uac04\uac00\uacf5 \uac15\uc885\uc740<\/a> \ub354 \ub192\uc740 \ucd5c\uc801 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc778 1000~1100\u00b0F(540~595\u00b0C)\uc5d0\uc11c \uce21\uc815\ub418\ub294\ub370, \uace0\uc628\uc5d0\uc11c \uc791\uc5c5\ud558\ubbc0\ub85c \uadf8 \uc628\ub3c4\uc5d0\uc11c \ud2b9\uc131\uc774 \uc548\uc815\ub418\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 id=\"h-impact-energy-at-the-optimum-tempering-temperature-1\" class=\"wp-block-heading\">\ucd5c\uc801 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0\uc11c\uc758 \ucda9\uaca9 \uc5d0\ub108\uc9c0<\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\ub4f1\uae09<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc720\ud615<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ucd5c\uc801 \ud15c\ud37c\ub9c1, \u00b0F<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u00b0C<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ud574\ub2f9 \ud15c\ud37c\ub9c1\uc5d0\uc11c\uc758 \uacbd\ub3c4, HRC<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc0e4\ub974\ud53c \ucda9\uaca9, ft lb<\/th><th class=\"has-text-align-left\" data-align=\"left\">J<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/ko\/h13-tool-steel\/\">H13<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud06c\ub86c\uacc4 \uc5f4\uac04\uacf5\uad6c\uac15<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">54<\/td><td class=\"has-text-align-left\" data-align=\"left\">68<\/td><td class=\"has-text-align-left\" data-align=\"left\">92<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/ko\/h11-tool-steel\/\">H11<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud06c\ub86c\uacc4 \uc5f4\uac04\uacf5\uad6c\uac15<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">57<\/td><td class=\"has-text-align-left\" data-align=\"left\">85<\/td><td class=\"has-text-align-left\" data-align=\"left\">115<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">H12<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud06c\ub86c\ud145\uc2a4\ud150\uacc4 \uc5f4\uac04\uacf5\uad6c\uac15<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">54<\/td><td class=\"has-text-align-left\" data-align=\"left\">96<\/td><td class=\"has-text-align-left\" data-align=\"left\">130<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">A8<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacf5\uae30\uacbd\ud654, \ud145\uc2a4\ud150<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">57<\/td><td class=\"has-text-align-left\" data-align=\"left\">42<\/td><td class=\"has-text-align-left\" data-align=\"left\">57<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">H19<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud06c\ub86c\ud145\uc2a4\ud150\ucf54\ubc1c\ud2b8\uacc4 \uc5f4\uac04\uacf5\uad6c\uac15<\/td><td class=\"has-text-align-left\" data-align=\"left\">1100<\/td><td class=\"has-text-align-left\" data-align=\"left\">595<\/td><td class=\"has-text-align-left\" data-align=\"left\">52<\/td><td class=\"has-text-align-left\" data-align=\"left\">43<\/td><td class=\"has-text-align-left\" data-align=\"left\">58<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/ko\/h21-tool-steel\/\">H21<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud145\uc2a4\ud150\uacc4 \uc5f4\uac04\uacf5\uad6c\uac15<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">53<\/td><td class=\"has-text-align-left\" data-align=\"left\">34<\/td><td class=\"has-text-align-left\" data-align=\"left\">46<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\ucd9c\ucc98, \uacf5\uad6c\uac15 \uc120\uc815 \uc7a5, \uc778\uc1c4 \ud398\uc774\uc9c0 154~157. \ucd9c\ucc98\ub294 A8\uc744 \uc5f4\uac04\uac00\uacf5 \uadf8\ub8f9\uc5d0 \ud3ec\ud568\ud558\uba70, \uc774\ub294 \uae08\ud615\uac15\uc73c\ub85c\ub3c4 \uacf5\uae09\ub429\ub2c8\ub2e4.<\/em><\/p>\n\n\n\n<h2 id=\"h-high-speed-steels\" class=\"wp-block-heading\">\uace0\uc18d\ub3c4\uac15<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/aobosteel.com\/ko\/high-speed-steels\/\">\ubab0\ub9ac\ube0c\ub374 \ubc0f \ud145\uc2a4\ud150 \uace0\uc18d\ub3c4\uac15\uc740<\/a> \uc774 \ubaa9\ub85d\uc758 \uc5b4\ub5a4 \uacf5\uad6c\uac15\ubcf4\ub2e4\ub3c4 \ud0c4\uc18c\uc640 \ud0c4\ud654\ubb3c\uc744 \uac00\uc7a5 \ub9ce\uc774 \ud568\uc720\ud558\uba70, \uc774 \uc2dc\ud5d8\uc5d0\uc11c \uac00\uc7a5 \uc801\uc740 \uc5d0\ub108\uc9c0\ub97c \ud761\uc218\ud569\ub2c8\ub2e4. T15\ub294 3~4 ft lb(4~5 J)\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc808\uc0ad \uacf5\uad6c\uc5d0\uc11c \uc774\ub4e4\uc758 \uc704\uce58\ub294 \ucda9\uaca9 \uc5d0\ub108\uc9c0\ubcf4\ub2e4\ub294 \uace0\uc628 \uacbd\ub3c4\uc640 \ub0b4\ub9c8\ubaa8\uc131\uc5d0 \ub2ec\ub824 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 id=\"h-impact-energy-at-the-optimum-tempering-temperature-2\" class=\"wp-block-heading\">\ucd5c\uc801 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0\uc11c\uc758 \ucda9\uaca9 \uc5d0\ub108\uc9c0<\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\ub4f1\uae09<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc720\ud615<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ucd5c\uc801 \ud15c\ud37c\ub9c1, \u00b0F<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u00b0C<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ud574\ub2f9 \ud15c\ud37c\ub9c1\uc5d0\uc11c\uc758 \uacbd\ub3c4, HRC<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc0e4\ub974\ud53c \ucda9\uaca9, ft lb<\/th><th class=\"has-text-align-left\" data-align=\"left\">J<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">M1<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubab0\ub9ac\ube0c\ub374\uacc4 \uace0\uc18d\ub3c4\uac15<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">65<\/td><td class=\"has-text-align-left\" data-align=\"left\">12<\/td><td class=\"has-text-align-left\" data-align=\"left\">16<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/ko\/m2-tool-steel\/\">M2<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubab0\ub9ac\ube0c\ub374\uacc4 \uace0\uc18d\ub3c4\uac15<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">66<\/td><td class=\"has-text-align-left\" data-align=\"left\">10<\/td><td class=\"has-text-align-left\" data-align=\"left\">13.5<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">M3, \ud074\ub798\uc2a4 1<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubab0\ub9ac\ube0c\ub374\uacc4 \uace0\uc18d\ub3c4\uac15<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">67<\/td><td class=\"has-text-align-left\" data-align=\"left\">7<\/td><td class=\"has-text-align-left\" data-align=\"left\">9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">M4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubab0\ub9ac\ube0c\ub374\uacc4 \uace0\uc18d\ub3c4\uac15, \ubc14\ub098\ub4d0<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">66<\/td><td class=\"has-text-align-left\" data-align=\"left\">7<\/td><td class=\"has-text-align-left\" data-align=\"left\">9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">M7<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubab0\ub9ac\ube0c\ub374\uacc4 \uace0\uc18d\ub3c4\uac15<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">67<\/td><td class=\"has-text-align-left\" data-align=\"left\">11<\/td><td class=\"has-text-align-left\" data-align=\"left\">15<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/ko\/m42-tool-steel\/\">M42<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">\ucf54\ubc1c\ud2b8\uacc4 \uace0\uc18d\ub3c4\uac15<\/td><td class=\"has-text-align-left\" data-align=\"left\">950<\/td><td class=\"has-text-align-left\" data-align=\"left\">510<\/td><td class=\"has-text-align-left\" data-align=\"left\">68<\/td><td class=\"has-text-align-left\" data-align=\"left\">10<\/td><td class=\"has-text-align-left\" data-align=\"left\">13.5<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">T1<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud145\uc2a4\ud150 \uace0\uc18d\ub3c4\uac15<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">64<\/td><td class=\"has-text-align-left\" data-align=\"left\">9<\/td><td class=\"has-text-align-left\" data-align=\"left\">12<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">T5<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud145\uc2a4\ud150 \uace0\uc18d\ub3c4\uac15<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">64<\/td><td class=\"has-text-align-left\" data-align=\"left\">5<\/td><td class=\"has-text-align-left\" data-align=\"left\">7<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">T15<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud145\uc2a4\ud150\uacc4 \uace0\uc18d\ub3c4\uac15, \uace0\ubc14\ub098\ub4d0<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">67<\/td><td class=\"has-text-align-left\" data-align=\"left\">3\u20134<\/td><td class=\"has-text-align-left\" data-align=\"left\">4\u20135<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\ucd9c\ucc98, \uacf5\uad6c\uac15 \uc120\uc815 \uc7a5, \uc778\uc1c4 \ud398\uc774\uc9c0 158~162.<\/em><\/p>\n\n\n\n<h2 id=\"h-what-the-figures-do-not-cover\" class=\"wp-block-heading\">\uc218\uce58\uac00 \ub2e4\ub8e8\uc9c0 \uc54a\ub294 \uc0ac\ud56d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc218\uce58\ub294 \ucd9c\ucc98\uc5d0 \ubcf4\uace0\ub41c \ud558\ub098\uc758 \uc2dc\ud5d8 \uc2dc\ub9ac\uc988\uc5d0\uc11c \ub098\uc628 \uac83\uc73c\ub85c, \uc2e4\uc628\uc5d0\uc11c \uce21\uc815\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc774\ub4e4\uc740 \ud574\ub2f9 \uc870\uac74\uc5d0\uc11c \uac15\uc885\uc744 \uc11c\ub85c \ube44\uad50\ud558\uba70, \uc0ac\uc6a9 \uc218\uba85\uc744 \uc608\uce21\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ub178\uce58 \ud615\uc0c1, \uc2dc\ud3b8 \ud06c\uae30, \ubd09\uc7ac\uc5d0 \ub300\ud55c \uc2dc\ud3b8 \ubc29\ud5a5 \ubc0f \uc2dc\ud5d8 \uc628\ub3c4 \ubaa8\ub450 \uc0e4\ub974\ud53c \uacb0\uacfc\ub97c \ubcc0\ud654\uc2dc\ud0a4\ubbc0\ub85c, \uc774 \uc218\uce58\ub294 \uc81c\uac15 \uc99d\uba85\uc11c\uc5d0 \uae30\uc7ac\ub418\uc9c0 \uc54a\uc73c\uba70 \uc2dc\ud5d8 \uc870\uac74\uc744 \uba3c\uc800 \ud569\uc758\ud558\uc9c0 \uc54a\uace0 \uad6c\ub9e4 \uaddc\uaca9\uc5d0 \uae30\uc7ac\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac01 \ud589\uc758 \uacbd\ub3c4\ub294 \ud574\ub2f9 \uac15\uc885\uc774 \ucd5c\uc801 \ud15c\ud37c\ub9c1 \uc0c1\ud0dc\uc5d0\uc11c \uac16\ub294 \uacbd\ub3c4\uc774\uba70, \ucd9c\ucc98\uc758 \ub3d9\uc77c\ud55c \ucc28\ud2b8\uc5d0\uc11c \ubc1c\ucdcc\ud55c \uac83\uc785\ub2c8\ub2e4. \ub2e8\uc77c \uc218\uce58\uac00 \uc544\ub2cc \uc791\uc5c5 \ubc94\uc704\uac00 \ud544\uc694\ud55c \uacbd\uc6b0, \uc544\ub798 \ub9c1\ud06c\ub41c \ud15c\ud37c\ub9c1 \ucc28\ud2b8\uc5d0\uc11c \uac01 \uac15\uc885\uc774 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \ubc94\uc704\ub97c \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<div class=\"wp-block-group has-background is-layout-constrained wp-container-core-group-is-layout-3e4fb3d2 wp-block-group-is-layout-constrained\" style=\"border-radius:8px;background-color:#f4f8ff;margin-bottom:24px;padding-top:20px;padding-right:24px;padding-bottom:20px;padding-left:24px\">\n<p class=\"wp-block-paragraph\"><strong>\uacf5\uad6c\uac15 \ucda9\uaca9 \uc778\uc131 \ucc28\ud2b8, \uc778\uc1c4 \uac00\ub2a5\ud55c PDF<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ud398\uc774\uc9c0\uc758 \ub124 \uac00\uc9c0 \ucda9\uaca9 \uc5d0\ub108\uc9c0 \ud45c\ub97c \ud558\ub098\uc758 PDF\ub85c \uc815\ub9ac\ud588\uc73c\uba70, \ucd5c\uc801 \ud15c\ud37c\ub9c1 \uc628\ub3c4, \ud574\ub2f9 \ud15c\ud37c\ub9c1\uc5d0\uc11c\uc758 \uacbd\ub3c4 \ubc0f \ub2f9\uc0ac \uc5f0\ub77d\ucc98 \uc815\ubcf4\ub97c \ud3ec\ud568\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/09\/Aobo-Steel-Tool-Steel-Impact-Toughness-Chart.pdf\">PDF \ub2e4\uc6b4\ub85c\ub4dc, 439 KB<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<h2 id=\"h-related-reference-data\" class=\"wp-block-heading\">\uad00\ub828 \ucc38\uc870 \ub370\uc774\ud130<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tool steel is supplied in the annealed condition. The wear and toughness ratings for the same grades are on the <a href=\"https:\/\/aobosteel.com\/ko\/tool-steel-properties-chart\/\">\uacf5\uad6c\uac15 \ud2b9\uc131 \ucc28\ud2b8<\/a>, \uadf8\ub9ac\uace0 \uce58\ud551 \ub610\ub294 \uade0\uc5f4\uc774 \ud30c\uc190 \ubaa8\ub4dc\uc77c \ub54c \uc120\ud0dd\ub418\ub294 \uac15\uc885\uc740 \ub2e4\uc74c \ud398\uc774\uc9c0\uc5d0 \uc788\uc2b5\ub2c8\ub2e4: <a href=\"https:\/\/aobosteel.com\/ko\/tool-steels-for-chipping-resistance\/\">\uce58\ud551 \uc800\ud56d\uc131 \uacf5\uad6c\uac15<\/a> \uadf8\ub9ac\uace0 <a href=\"https:\/\/aobosteel.com\/ko\/abrasive-wear-resistant-tool-steels\/\">\ub0b4\uc5f0\ub9c8 \ub9c8\ubaa8 \uacf5\uad6c\uac15<\/a> \ud398\uc774\uc9c0. \ucda9\uaca9 \ub9c8\ubaa8 \ubc0f \uadf8\ub85c \uc778\ud55c \ud45c\uba74 \ud558\ubd80 \uc190\uc0c1\uc740 \ub2e4\uc74c\uc5d0\uc11c \uce21\uc815\ub429\ub2c8\ub2e4: <a href=\"https:\/\/aobosteel.com\/ko\/impact-wear-and-spalling\/\">\ucda9\uaca9 \ub9c8\ubaa8 \ubc0f \uc2a4\ud3f4\ub9c1<\/a> \ud398\uc774\uc9c0. \uac01 \uac15\uc885\uc758 \ud15c\ud37c\ub9c1 \ubc94\uc704\ub294 \ub2e4\uc74c \ud398\uc774\uc9c0\uc5d0 \uc788\uc2b5\ub2c8\ub2e4: <a href=\"https:\/\/aobosteel.com\/ko\/tool-steel-tempering-chart\/\">\uacf5\uad6c\uac15 \ud15c\ud37c\ub9c1 \ucc28\ud2b8<\/a>, \uc804\uccb4 \uc77c\uc815\uc740 \ub2e4\uc74c \ud398\uc774\uc9c0\uc5d0 \uc788\uc2b5\ub2c8\ub2e4: <a href=\"https:\/\/aobosteel.com\/ko\/tool-steel-hardening-tempering-chart\/\">\uacf5\uad6c\uac15 \uacbd\ud654 \ubc0f \ud15c\ud37c\ub9c1 \ucc28\ud2b8<\/a>, \uadf8\ub9ac\uace0 \uace0\uc628 \uacbd\ub3c4\ub294 \ub2e4\uc74c \ud398\uc774\uc9c0\uc5d0 \uc788\uc2b5\ub2c8\ub2e4: <a href=\"https:\/\/aobosteel.com\/ko\/tool-steel-hot-hardness-chart\/\">\uacf5\uad6c\uac15 \uace0\uc628 \uacbd\ub3c4 \ucc28\ud2b8<\/a>. \ub2f9\uc0ac \uc7ac\uace0\uc5d0\uc11c \ucda9\uaca9 \uc6a9\ub3c4\ub85c \uac00\uc7a5 \uc790\uc8fc \uc9c0\uc815\ub418\ub294 \uac15\uc885\uc740 \ub2e4\uc74c \ud398\uc774\uc9c0\uc5d0 \uc788\uc2b5\ub2c8\ub2e4: <a href=\"https:\/\/aobosteel.com\/ko\/s7-tool-steel\/\">S7 \uacf5\uad6c\uac15<\/a> \ud398\uc774\uc9c0, \uadf8\ub9ac\uace0 \ubc94\uc704\uc758 \ud310\uae08 \ucabd \ub05d\uc740 \ub2e4\uc74c \ud398\uc774\uc9c0\uc5d0 \uc788\uc2b5\ub2c8\ub2e4: <a href=\"https:\/\/aobosteel.com\/ko\/tool-steel-for-shear-blades-slitter-knives-industrial-knives\/\">\uc804\ub2e8\ub0a0 \ubc0f \uc2ac\ub9ac\ud130 \ub098\uc774\ud504\uc6a9 \uacf5\uad6c\uac15<\/a> \ud398\uc774\uc9c0. \uac15\uc885\uc5d0 \ub300\ud55c \uacb0\uc815\ub9bd \ud06c\uae30-\uc778\uc131 \uad00\uacc4\ub294 \ub2e4\uc74c\uc5d0 \uc81c\uc2dc\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4: <a href=\"https:\/\/aobosteel.com\/ko\/astm-grain-size-chart-tool-steel\/\">\uacf5\uad6c\uac15\uc6a9 ASTM \uacb0\uc815\ub9bd\ub3c4 \ucc28\ud2b8<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Heat Treatment, Selection, and Application of Tool Steels(William E. Bryson, 2\ud310, Hanser)\uc758 \uacf5\uad6c\uac15 \uc120\uc815 \uc7a5\uc5d0\uc11c \ubc1c\ucdcc\ud55c \ucc38\uace0 \ub370\uc774\ud130\ub85c, \uc778\uc1c4 \ud398\uc774\uc9c0 139~163\uc785\ub2c8\ub2e4. \uc6d0\uc804\uc758 V-\ub178\uce58 \uc0e4\ub974\ud53c \uc2dc\ud5d8 \uc2dc\ub9ac\uc988\uc5d0\uc11c \ucd5c\uc801 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0\uc11c \ud310\ub3c5\ud55c \ucda9\uaca9 \uc5d0\ub108\uc9c0\ub294 \uac01 \uac15\uc885\uc5d0 \ub300\ud574 \ud45c\uc2dc\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n\n<style data-noptimize=\"1\">\n.aobo-d2bar{position:fixed;left:0;right:0;bottom:0;z-index:9990;box-sizing:border-box;\n  background:#d94e12;border-top:1px solid #b8420f;box-shadow:0 -6px 20px rgba(120,44,8,.28);\n  font-family:Lato,Arial,sans-serif;line-height:1.3;opacity:0;transform:translateY(110%);pointer-events:none;\n  transition:transform .3s cubic-bezier(.22,.61,.36,1),opacity .3s ease}\n.aobo-d2bar.is-on{opacity:1;transform:translateY(0);pointer-events:auto;cursor:default}\n.aobo-d2bar__in{max-width:1140px;margin:0 auto;display:flex;align-items:center;justify-content:center;gap:14px;\n  padding:9px 44px;position:relative}\n.aobo-d2bar__line{font-size:14.5px;line-height:1.3;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}\n.aobo-d2bar__line strong{color:#fff;font-weight:700}\n.aobo-d2bar__btn{position:relative;z-index:2;pointer-events:auto;flex:0 0 auto;display:inline-block;background:#08203a;color:#fff !important;\n  text-decoration:none;font-size:13.5px;font-weight:700;padding:7px 18px;border-radius:999px;white-space:nowrap;\n  line-height:1.2;box-shadow:0 2px 10px rgba(0,0,0,.28);transition:background .18s ease}\n.aobo-d2bar__btn:hover{background:#12365c;color:#fff !important;text-decoration:none}\n.aobo-d2bar__btn .short{display:none}\n.aobo-d2bar__close{position:absolute;top:50%;right:10px;transform:translateY(-50%);z-index:3;width:26px;height:26px;padding:0;\n  border:0;background:transparent;color:rgba(255,255,255,.85);font-size:19px;line-height:24px;cursor:pointer;border-radius:50%}\n.aobo-d2bar__close:hover{color:#fff;background:rgba(255,255,255,.18)}\n@media (max-width:720px){\n  .aobo-d2bar__in{gap:10px;padding:8px 32px}\n  .aobo-d2bar__line{font-size:12.5px}\n  .aobo-d2bar__btn{font-size:12.5px;padding:6px 13px}\n  .aobo-d2bar__btn .full{display:none}\n  .aobo-d2bar__btn .short{display:inline}\n  .aobo-d2bar__close{right:2px;width:24px;height:24px;font-size:17px}\n  }\n@media (prefers-reduced-motion:reduce){.aobo-d2bar,.aobo-d2bar__btn{transition:none}}\n@media print{.aobo-d2bar{display:none !important}}\n<\/style>\n<div class=\"aobo-d2bar\" id=\"aobo-d2bar\" role=\"complementary\" aria-label=\"D2 \/ H13 \/ S7 tool steel for sale\">\n  <div class=\"aobo-d2bar__in\">\n    <div class=\"aobo-d2bar__line\"><strong>D2 \/ H13 \/ S7 \ud310\ub9e4<\/strong><\/div>\n    <a class=\"aobo-d2bar__btn popmake-16052\" href=\"#\" role=\"button\"><span class=\"full\">\uc9c0\uae08 \uacac\uc801 \ubc1b\uae30<\/span><span class=\"short\">\uacac\uc801<\/span><\/a>\n  <\/div>\n  <button type=\"button\" class=\"aobo-d2bar__close\" aria-label=\"\ub2eb\uae30\">&times;<\/button>\n<\/div>\n<script>\n(function(){\n  var KEY = \"aoboD2barClosed:\" + (location.pathname || \"\/\");\n  var bar = document.getElementById(\"aobo-d2bar\");\n  if(!bar) return;\n  try{ if(sessionStorage.getItem(KEY) === \"1\") { bar.parentNode.removeChild(bar); return; } }catch(e){}\n  var shown = false, ticking = false;\n  function footerTop(){\n    var f = document.querySelector(\".site-footer, footer#colophon, footer\");\n    return f ? f.getBoundingClientRect().top : 1e9;\n  }\n  function set(on){\n    if(on === shown) return;\n    shown = on;\n    bar.classList.toggle(\"is-on\", on);\n  }\n  function update(){\n    ticking = false;\n    var y = window.pageYOffset || document.documentElement.scrollTop;\n    var vh = window.innerHeight || document.documentElement.clientHeight;\n    var docH = document.documentElement.scrollHeight;\n    var trigger = Math.max(500, Math.min(1200, docH * 0.12));\n    var footerVisible = footerTop() < vh - 60;\n    set(y > trigger && !footerVisible);\n  }\n  function onScroll(){\n    if(ticking) return;\n    ticking = true;\n    setTimeout(function(){ ticking = false; update(); }, 80);\n  }\n  window.addEventListener(\"scroll\", onScroll, {passive:true});\n  window.addEventListener(\"resize\", onScroll, {passive:true});\n  document.addEventListener(\"visibilitychange\", update);\n  var btn = bar.querySelector(\".aobo-d2bar__btn\");\n  btn.addEventListener(\"click\", function(e){\n    if(e && e.preventDefault) e.preventDefault();\n    var start = Date.now(), fallback = \"\/contact\/\";\n    (function watch(){\n      var open = document.querySelector(\".pum-overlay.pum-active\");\n      if(open) return;\n      if(Date.now() - start < 900) { setTimeout(watch, 120); return; }\n      window.location.href = fallback;\n    })();\n  });\n  bar.querySelector(\".aobo-d2bar__close\").addEventListener(\"click\", function(e){\n    e.preventDefault();\n    e.stopPropagation();\n    set(false);\n    try{ sessionStorage.setItem(KEY, \"1\"); }catch(e){}\n    window.removeEventListener(\"scroll\", onScroll);\n  });\n  update();\n})();\n<\/script>","protected":false},"excerpt":{"rendered":"<p>D2 \/ H13 \/ S7 For Sale Get a Quote NowGet a Quote &times;<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","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":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","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":""},"class_list":["post-19727","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Tool Steel Impact Toughness Chart | V Notch Charpy<\/title>\n<meta name=\"description\" content=\"V notch Charpy impact energy for the principal tool steels, read at each grade&#039;s optimum tempering temperature, with the Rockwell C hardness at that temper.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aobosteel.com\/ko\/tool-steel-impact-toughness-chart\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tool Steel Impact Toughness Chart\" \/>\n<meta property=\"og:description\" content=\"V notch Charpy impact energy for the principal tool steels, read at each grade&#039;s optimum tempering temperature, with the Rockwell C hardness at that temper.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/aobosteel.com\/ko\/tool-steel-impact-toughness-chart\/\" \/>\n<meta property=\"og:site_name\" content=\"AoboSteel\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/profile.php?id=61565368220197\" \/>\n<meta property=\"article:modified_time\" content=\"2026-11-13T10:30:02+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\uc608\uc0c1 \ub418\ub294 \ud310\ub3c5 \uc2dc\uac04\" \/>\n\t<meta name=\"twitter:data1\" content=\"7\ubd84\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"TechArticle\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/tool-steel-impact-toughness-chart\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/tool-steel-impact-toughness-chart\\\/\"},\"author\":{\"name\":\"Evan\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#\\\/schema\\\/person\\\/96118415c30ca6bb52eaf1127b052ef7\"},\"headline\":\"Tool Steel Impact Toughness Chart\",\"datePublished\":\"2026-09-24T16:11:38+00:00\",\"dateModified\":\"2026-11-13T10:30:02+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/tool-steel-impact-toughness-chart\\\/\"},\"wordCount\":1361,\"publisher\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#organization\"},\"inLanguage\":\"ko-KR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/tool-steel-impact-toughness-chart\\\/\",\"url\":\"https:\\\/\\\/aobosteel.com\\\/tool-steel-impact-toughness-chart\\\/\",\"name\":\"Tool Steel Impact Toughness Chart | V Notch Charpy\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#website\"},\"datePublished\":\"2026-09-24T16:11:38+00:00\",\"dateModified\":\"2026-11-13T10:30:02+00:00\",\"description\":\"V notch Charpy impact energy for the principal tool steels, read at each grade's optimum tempering temperature, with the Rockwell C hardness at that temper.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/tool-steel-impact-toughness-chart\\\/#breadcrumb\"},\"inLanguage\":\"ko-KR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/aobosteel.com\\\/tool-steel-impact-toughness-chart\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/tool-steel-impact-toughness-chart\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\\\/\\\/aobosteel.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Tool Steel Impact Toughness Chart\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#website\",\"url\":\"https:\\\/\\\/aobosteel.com\\\/\",\"name\":\"AoboSteel\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/aobosteel.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ko-KR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#organization\",\"name\":\"AoboSteel\",\"url\":\"https:\\\/\\\/aobosteel.com\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ko-KR\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/aobosteel.com\\\/wp-content\\\/uploads\\\/2025\\\/01\\\/cropped-aobo-steel-1.avif\",\"contentUrl\":\"https:\\\/\\\/aobosteel.com\\\/wp-content\\\/uploads\\\/2025\\\/01\\\/cropped-aobo-steel-1.avif\",\"width\":1052,\"height\":592,\"caption\":\"AoboSteel\"},\"image\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/profile.php?id=61565368220197\",\"https:\\\/\\\/www.linkedin.com\\\/in\\\/aobosteel-evan\\\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#\\\/schema\\\/person\\\/96118415c30ca6bb52eaf1127b052ef7\",\"name\":\"Evan\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ko-KR\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8e402f2e6f36093f0bf1855dbf79269cde23cd659c44eefdd7ecf7ff9c05786f?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8e402f2e6f36093f0bf1855dbf79269cde23cd659c44eefdd7ecf7ff9c05786f?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8e402f2e6f36093f0bf1855dbf79269cde23cd659c44eefdd7ecf7ff9c05786f?s=96&d=mm&r=g\",\"caption\":\"Evan\"},\"sameAs\":[\"http:\\\/\\\/www.aobosteel.com\",\"https:\\\/\\\/www.facebook.com\\\/profile.php?id=61565368220197\",\"https:\\\/\\\/www.instagram.com\\\/aobosteel\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/in\\\/aobosteel-evan\\\/\",\"https:\\\/\\\/x.com\\\/AobosteelEvan\",\"https:\\\/\\\/www.youtube.com\\\/@aobosteel\"],\"url\":\"https:\\\/\\\/aobosteel.com\\\/ko\\\/blog\\\/author\\\/admin\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"\uacf5\uad6c\uac15 \ucda9\uaca9 \uc778\uc131 \ucc28\ud2b8 | V \ub178\uce58 \uc0e4\ub974\ud53c","description":"\uc8fc\uc694 \uacf5\uad6c\uac15\uc758 V \ub178\uce58 \uc0e4\ub974\ud53c \ucda9\uaca9 \uc5d0\ub108\uc9c0\ub97c \uac01 \ub4f1\uae09\uc758 \ucd5c\uc801 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0\uc11c \uce21\uc815\ud558\uace0, \ud574\ub2f9 \ud15c\ud37c\ub9c1 \uc2dc\uc758 \ub85d\uc6f0 C \uacbd\ub3c4\ub97c \ud568\uaed8 \uc81c\uc2dc.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/aobosteel.com\/ko\/tool-steel-impact-toughness-chart\/","og_locale":"ko_KR","og_type":"article","og_title":"Tool Steel Impact Toughness Chart","og_description":"V notch Charpy impact energy for the principal tool steels, read at each grade's optimum tempering temperature, with the Rockwell C hardness at that temper.","og_url":"https:\/\/aobosteel.com\/ko\/tool-steel-impact-toughness-chart\/","og_site_name":"AoboSteel","article_publisher":"https:\/\/www.facebook.com\/profile.php?id=61565368220197","article_modified_time":"2026-11-13T10:30:02+00:00","twitter_card":"summary_large_image","twitter_misc":{"\uc608\uc0c1 \ub418\ub294 \ud310\ub3c5 \uc2dc\uac04":"7\ubd84"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"TechArticle","@id":"https:\/\/aobosteel.com\/tool-steel-impact-toughness-chart\/#article","isPartOf":{"@id":"https:\/\/aobosteel.com\/tool-steel-impact-toughness-chart\/"},"author":{"name":"Evan","@id":"https:\/\/aobosteel.com\/#\/schema\/person\/96118415c30ca6bb52eaf1127b052ef7"},"headline":"Tool Steel Impact Toughness Chart","datePublished":"2026-09-24T16:11:38+00:00","dateModified":"2026-11-13T10:30:02+00:00","mainEntityOfPage":{"@id":"https:\/\/aobosteel.com\/tool-steel-impact-toughness-chart\/"},"wordCount":1361,"publisher":{"@id":"https:\/\/aobosteel.com\/#organization"},"inLanguage":"ko-KR"},{"@type":"WebPage","@id":"https:\/\/aobosteel.com\/tool-steel-impact-toughness-chart\/","url":"https:\/\/aobosteel.com\/tool-steel-impact-toughness-chart\/","name":"\uacf5\uad6c\uac15 \ucda9\uaca9 \uc778\uc131 \ucc28\ud2b8 | V \ub178\uce58 \uc0e4\ub974\ud53c","isPartOf":{"@id":"https:\/\/aobosteel.com\/#website"},"datePublished":"2026-09-24T16:11:38+00:00","dateModified":"2026-11-13T10:30:02+00:00","description":"\uc8fc\uc694 \uacf5\uad6c\uac15\uc758 V \ub178\uce58 \uc0e4\ub974\ud53c \ucda9\uaca9 \uc5d0\ub108\uc9c0\ub97c \uac01 \ub4f1\uae09\uc758 \ucd5c\uc801 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0\uc11c \uce21\uc815\ud558\uace0, \ud574\ub2f9 \ud15c\ud37c\ub9c1 \uc2dc\uc758 \ub85d\uc6f0 C \uacbd\ub3c4\ub97c \ud568\uaed8 \uc81c\uc2dc.","breadcrumb":{"@id":"https:\/\/aobosteel.com\/tool-steel-impact-toughness-chart\/#breadcrumb"},"inLanguage":"ko-KR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/aobosteel.com\/tool-steel-impact-toughness-chart\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/aobosteel.com\/tool-steel-impact-toughness-chart\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/aobosteel.com\/"},{"@type":"ListItem","position":2,"name":"Tool Steel Impact Toughness Chart"}]},{"@type":"WebSite","@id":"https:\/\/aobosteel.com\/#website","url":"https:\/\/aobosteel.com\/","name":"\uc544\uc624\ubcf4\uc2a4\ud2f8","description":"","publisher":{"@id":"https:\/\/aobosteel.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/aobosteel.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ko-KR"},{"@type":"Organization","@id":"https:\/\/aobosteel.com\/#organization","name":"\uc544\uc624\ubcf4\uc2a4\ud2f8","url":"https:\/\/aobosteel.com\/","logo":{"@type":"ImageObject","inLanguage":"ko-KR","@id":"https:\/\/aobosteel.com\/#\/schema\/logo\/image\/","url":"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/01\/cropped-aobo-steel-1.avif","contentUrl":"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/01\/cropped-aobo-steel-1.avif","width":1052,"height":592,"caption":"AoboSteel"},"image":{"@id":"https:\/\/aobosteel.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/profile.php?id=61565368220197","https:\/\/www.linkedin.com\/in\/aobosteel-evan\/"]},{"@type":"Person","@id":"https:\/\/aobosteel.com\/#\/schema\/person\/96118415c30ca6bb52eaf1127b052ef7","name":"\uc5d0\ubc18","image":{"@type":"ImageObject","inLanguage":"ko-KR","@id":"https:\/\/secure.gravatar.com\/avatar\/8e402f2e6f36093f0bf1855dbf79269cde23cd659c44eefdd7ecf7ff9c05786f?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/8e402f2e6f36093f0bf1855dbf79269cde23cd659c44eefdd7ecf7ff9c05786f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/8e402f2e6f36093f0bf1855dbf79269cde23cd659c44eefdd7ecf7ff9c05786f?s=96&d=mm&r=g","caption":"Evan"},"sameAs":["http:\/\/www.aobosteel.com","https:\/\/www.facebook.com\/profile.php?id=61565368220197","https:\/\/www.instagram.com\/aobosteel\/","https:\/\/www.linkedin.com\/in\/aobosteel-evan\/","https:\/\/x.com\/AobosteelEvan","https:\/\/www.youtube.com\/@aobosteel"],"url":"https:\/\/aobosteel.com\/ko\/blog\/author\/admin\/"}]}},"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/ko\/blog\/author\/admin\/"},"uagb_comment_info":0,"uagb_excerpt":"D2 \/ H13 \/ S7 For Sale Get a Quote NowGet a Quote &times;","rttpg_featured_image_url":null,"rttpg_author":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/ko\/blog\/author\/admin\/"},"rttpg_comment":0,"rttpg_category":null,"rttpg_excerpt":"D2 \/ H13 \/ S7 For Sale Get a Quote NowGet a Quote &times;","_links":{"self":[{"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/pages\/19727","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/comments?post=19727"}],"version-history":[{"count":17,"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/pages\/19727\/revisions"}],"predecessor-version":[{"id":25363,"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/pages\/19727\/revisions\/25363"}],"wp:attachment":[{"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/media?parent=19727"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}