{"id":15314,"date":"2026-05-14T08:48:04","date_gmt":"2026-05-14T00:48:04","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=15314"},"modified":"2026-10-16T17:38:08","modified_gmt":"2026-10-16T09:38:08","slug":"o1-steel-hardness","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/o1-steel-hardness\/","title":{"rendered":"O1\uac15 \uacbd\ub3c4: \uc5b4\ub2d0\ub9c1, \ub2f4\uae08\uc9c8 \ubc0f \ud15c\ud37c\ub9c1 \ucc98\ub9ac \ud6c4 HRC \uac00\uc774\ub4dc"},"content":{"rendered":"<h1 id=\"h-o1-steel-hardness-annealed-quenched-and-tempered-hrc-range\" class=\"wp-block-heading\">O1\uac15\uc758 \uacbd\ub3c4: \uc5b4\ub2d0\ub9c1, \ub2f4\uae08\uc9c8 \ubc0f \ud15c\ud37c\ub9c1 \ucc98\ub9ac \ud6c4 HRC \ubc94\uc704<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">O1 \uacf5\uad6c\uac15\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc5b4\ub2d0\ub9c1 \uc0c1\ud0dc\ub85c \uacf5\uae09\ub418\uba70, \uacbd\ub3c4\ub294 \ubcf4\ud1b5 217 HBW\ub97c \ucd08\uacfc\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc720\ub0c9 \ud6c4 O1\uc740 \ub2f4\uae08\uc9c8 \uc0c1\ud0dc\uc5d0\uc11c \uc57d 64\u201365 HRC\uc5d0 \ub3c4\ub2ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc2e4\uc81c \uc0ac\uc6a9\uc744 \uc704\ud574 O1\uac15\uc740 \ub2f4\uae08\uc9c8 \ubc0f \ud15c\ud37c\ub9c1\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uacbd\ub3c4\ub294 \uc57d 58\u201360 HRC\uc774\uba70, \uc2e4\uc6a9 \ubc94\uc704\ub294 56\u201362 HRC\ub85c \ub354 \ub113\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 id=\"h-o1-steel-hardness-quick-data\" class=\"wp-block-heading\">O1\uac15 \uacbd\ub3c4 \uac04\ub7b5 \ub370\uc774\ud130<\/h2>\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\">\uc0c1\ud0dc<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc77c\ubc18\uc801\uc778 \uacbd\ub3c4<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc2e4\uc9c8\uc801\uc778 \uc758\ubbf8<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc5b4\ub2d0\ub9c1 \uc870\uac74<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2264 217 HBW<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacbd\ud654 \uc804 \uac00\uacf5\uc744 \uc704\ud55c \uacf5\uae09 \uc870\uac74<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc624\uc77c \ub2f4\uae08\uc9c8 \ud6c4 \ub2f4\uae08\uc9c8\ub41c \uc0c1\ud0dc<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 64~65 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc5f4\ucc98\ub9ac \uc804 \ucd5c\ub300 \uacbd\ub3c4\uc774\ubbc0\ub85c \ubc14\ub85c \uc0ac\uc6a9\ud558\uae30\uc5d0\ub294 \uc801\ud569\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud15c\ud37c\ub9c1 \ud6c4 \uc77c\ubc18\uc801\uc778 \uc791\uc5c5 \uacbd\ub3c4<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201360 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub9ce\uc740 O1 \ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c\uc758 \ud45c\uc900 \ubc94\uc704<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc2e4\uc6a9\uc801\uc778 \uac15\ud654 \ubc94\uc704<\/td><td class=\"has-text-align-left\" data-align=\"left\">56\u201362 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub9c8\ubaa8, \ucda9\uaca9, \ub2e8\uba74 \ud06c\uae30 \ubc0f \uacf5\uad6c \uc124\uacc4\uc5d0 \ub530\ub77c \uc120\ud0dd\ub428<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uace0\uacbd\ub3c4 \uacf5\uad6c \ubc94\uc704<\/td><td class=\"has-text-align-left\" data-align=\"left\">60\u201362 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub0a0 \uc720\uc9c0\ub825\uacfc \ub0b4\ub9c8\ubaa8\uc131\uc774 \ub354 \uc911\uc694\ud55c \uacbd\uc6b0\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ub0ae\uc740 \uacbd\ub3c4\uc758 \uacf5\uad6c \ubc94\uc704<\/td><td class=\"has-text-align-left\" data-align=\"left\">56\u201358 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc778\uc131\uacfc \uade0\uc5f4 \uc800\ud56d\uc131\uc774 \ub354 \uc911\uc694\ud55c \uacbd\uc6b0\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"h-o1-steel-hardness-by-application\" class=\"wp-block-heading\">O1\uac15\uc758 \uc6a9\ub3c4\ubcc4 \uacbd\ub3c4<\/h2>\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\">\uc801\uc6a9 \ubd84\uc57c<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uad8c\uc7a5 \uacbd\ub3c4<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uacf5\ud559\uc801 \uc774\uc720<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\ube14\ub7ad\ud0b9 \ub2e4\uc774 \ubc0f \ud380\uce58<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201360 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub0a0\uce74\ub85c\uc6b4 \ubaa8\uc11c\ub9ac \uc720\uc9c0\ub825\uc774 \uc6b0\uc218\ud558\uace0 \uce69 \ubc1c\uc0dd \uc704\ud5d8\uc774 \ub0ae\uc2b5\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud2b8\ub9ac\ubc0d \ud380\uce58<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201360 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc77c\ubc18\uc801\uc778 \ub0c9\uac04 \uac00\uacf5 \uc791\uc5c5\uc5d0\uc11c \uc548\uc815\uc801\uc778 \uc808\uc0ad \uc131\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uce74\uc6b4\ud130\ud380\uce58 \ubc0f \uc774\uc81d\ud130<\/td><td class=\"has-text-align-left\" data-align=\"left\">60\u201362 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud45c\uba74 \uc555\ub825 \ubc0f \ub9c8\ubaa8\uc5d0 \ub300\ud55c \ub354 \ub192\uc740 \uacbd\ub3c4<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ubca4\ub529 \ub2e4\uc774<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201360 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc131\ud615 \uc555\ub825\uc5d0 \ub300\ud55c \uade0\ud615 \uc7a1\ud78c \uacbd\ub3c4\uc640 \uc778\uc131<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc778\ubc1c \ub2e4\uc774<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201362 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc2ac\ub77c\uc774\ub529 \ub9c8\ubaa8 \ubc0f \uacf5\uad6c \uc9c0\uc9c0\ub825\uc744 \uae30\uc900\uc73c\ub85c \uc120\uc815\ub428<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc804\ubc29 \ub0c9\uac04 \uc555\ucd9c \ud380\uce58<\/td><td class=\"has-text-align-left\" data-align=\"left\">60\u201362 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc555\ucd95 \ud558\uc911 \ubc0f \ub0b4\ub9c8\ubaa8\uc131\uc5d0 \ub300\ud55c \uacbd\ub3c4\uac00 \ub354 \ub192\uc2b5\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud380\uce58 \uc0dd\ud06c\uc640 \ub9e8\ub4dc\ub9b4<\/td><td class=\"has-text-align-left\" data-align=\"left\">56\u201358 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacbd\ub3c4\uac00 \ub0ae\uc744\uc218\ub85d \ud558\uc911\uc744 \ubc1b\uc744 \ub54c \uc778\uc131\uc774 \ud5a5\uc0c1\ub429\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ub0c9\uac04 \ub2e8\uc870\uc6a9 \uc808\ub2e8\ub0a0<\/td><td class=\"has-text-align-left\" data-align=\"left\">60\u201364 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacbd\ub3c4\uac00 \ub192\uc744\uc218\ub85d \ucda9\uaca9\uc774 \uc81c\uc5b4\ub420 \ub54c \uc808\uc0ad\ub0a0 \uc720\uc9c0\ub825\uc774 \ud5a5\uc0c1\ub429\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc5e0\ubcf4\uc2f1 \ub2e4\uc774<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201361 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud45c\uba74 \uc120\uba85\ub3c4, \ub0b4\ub9c8\ubaa8\uc131 \ubc0f \uade0\uc5f4 \uc800\ud56d\uc131\uc758 \uade0\ud615\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ucf54\uc774\ub2dd \ub2e4\uc774<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201360 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacbd\ub3c4\uc640 \ud30c\uad34 \uc800\ud56d\uc131 \uc0ac\uc774\uc758 \uc2e4\uc9c8\uc801\uc778 \uade0\ud615<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc791\uc740 \ucf5c\ub4dc\ub864<\/td><td class=\"has-text-align-left\" data-align=\"left\">60\u201362 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc624\uc77c \uc18d\uc5d0\uc11c \ud6a8\uacfc\uc801\uc73c\ub85c \uacbd\ud654\ub420 \uc218 \uc788\ub294 \ubd80\ubd84\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc815\ubc00 \uac8c\uc774\uc9c0 \ubc0f \uce21\uc815 \ub3c4\uad6c<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201362 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub192\uc740 \uacbd\ub3c4\uc640 \uc6b0\uc218\ud55c \uce58\uc218 \uc81c\uc5b4 \uae30\ub2a5<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc2ac\ub77c\uc774\ub529 \ubd80\ud488, \ubd80\uc2f1, \ucea0<\/td><td class=\"has-text-align-left\" data-align=\"left\">50\u201358 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ud558\uc911, \ub9c8\ubaa8 \ubc0f \uc778\uc131 \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub530\ub77c \ub2e4\ub985\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 1700 MPa\uc758 \uac15\ub3c4\uac00 \ud544\uc694\ud55c \uc555\ub825\ud310<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201361 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub192\uc740 \uac15\ub3c4\uc640 \ud45c\uba74 \uc800\ud56d\uc131<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 1400 MPa\uc758 \uac15\ub3c4\uac00 \ud544\uc694\ud55c \uc555\ub825\ud310<\/td><td class=\"has-text-align-left\" data-align=\"left\">50\u201354 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub0ae\uc740 \uacbd\ub3c4\ub85c \ub354 \ub098\uc740 \ud558\uc911 \ud761\uc218\ub825\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 1100 MPa\uc758 \uac15\ub3c4\uac00 \ud544\uc694\ud55c \uc555\ub825\ud310<\/td><td class=\"has-text-align-left\" data-align=\"left\">40\u201344 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc808\uc0ad \uacbd\ub3c4\ubcf4\ub2e4 \uc778\uc131\uc774 \ub354 \uc911\uc694\ud55c \uacbd\uc6b0\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ubd88\ud655\uc2e4\ud55c \ub0c9\uac04 \uac00\uacf5 \uc6a9\ub3c4\uc5d0\uc11c\ub294 58\u201360 HRC\uac00 \ubcf4\ud1b5 \uac00\uc7a5 \uc2e4\uc6a9\uc801\uc778 \ucd9c\ubc1c\uc810\uc785\ub2c8\ub2e4. O1\uc740 \uce69\ud551\uacfc \uade0\uc5f4\uc5d0 \ub354 \ucde8\uc57d\ud574\uc9c0\ubbc0\ub85c 62 HRC \ucd08\uacfc \uacbd\ub3c4\ub294 \uc8fc\uc758\ud574\uc11c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<h2 id=\"h-o1-steel-tempering-hardness-chart\" class=\"wp-block-heading\">O1\uac15 \ub2f4\uae08\uc9c8 \uacbd\ub3c4\ud45c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc720\ub0c9 \ud6c4 \ub0b4\ubd80 \uc751\ub825\uc744 \uc904\uc774\uace0 \ucd5c\uc885 \uacbd\ub3c4\ub97c \uc124\uc815\ud558\uae30 \uc704\ud574 O1\uc744 \ud15c\ud37c\ub9c1\ud569\ub2c8\ub2e4. O1\uc740 D2\uc640 \uac19\uc740 2\ucc28 \uacbd\ud654 \uac70\ub3d9\uc744 \ub098\ud0c0\ub0b4\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ud15c\ud37c\ub9c1 \uc628\ub3c4\uac00 \uc99d\uac00\ud558\uba74 O1\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc5f0\ud654\ub429\ub2c8\ub2e4.<\/p>\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\">\ud15c\ud37c\ub9c1 \uc628\ub3c4<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ub300\ub7b5\uc801\uc778 \uacbd\ub3c4<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\ub2f4\uae08\uc9c8 \uc9c1\ud6c4<\/td><td class=\"has-text-align-left\" data-align=\"left\">64\u201365 HRC<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">300\u00b0F \/ 150\u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 63 HRC<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud654\uc528 350\ub3c4 \/ \uc12d\uc528 177\ub3c4<\/td><td class=\"has-text-align-left\" data-align=\"left\">62\u201363 HRC<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">400\u00b0F \/ 204\u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 62 HRC<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">500\u00b0F \/ 260\u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 60 HRC<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">600\u00b0F \/ 316\u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 57 HRC<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">700\u00b0F \/ 371\u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 53 HRC<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">800\u00b0F \/ 427\u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 50 HRC<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">900\u00b0F \/ 482\u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc57d 47 HRC<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uac12\ub4e4\uc740 \uc77c\ubc18\uc801\uc778 \ucc38\uace0\uce58\uc785\ub2c8\ub2e4. \uc2e4\uc81c \uacbd\ub3c4\ub294 \uc624\uc2a4\ud14c\ub098\uc774\uc9d5 \uc628\ub3c4, \uc720\uc9c0 \uc2dc\uac04, \uc624\uc77c \ud01c\uce6d \uc18d\ub3c4, \uc2dc\ud3b8 \ud06c\uae30, \ud15c\ud37c\ub9c1 \uc2dc\uac04 \ubc0f \uc2dc\ud5d8 \uc704\uce58\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ubd80\ubd84\uc758 O1 \uacf5\uad6c\uc5d0 \ub300\ud55c \uc77c\ubc18\uc801\uc778 \ud15c\ud37c\ub9c1 \ubc94\uc704\ub294 \uc57d 150~260\u00b0C(300~500\u00b0F)\uc785\ub2c8\ub2e4. \uc774 \ubc94\uc704\ub294 O1\uc744 \ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c\uc5d0 \uc720\uc6a9\ud55c \uace0\uacbd\ub3c4 \uc0c1\ud0dc\ub85c \uc720\uc9c0\ud569\ub2c8\ub2e4. \ud15c\ud37c\ub9c1 \uc628\ub3c4\uac00 \ub192\uc744\uc218\ub85d \uc778\uc131\uc740 \ud5a5\uc0c1\ub418\uc9c0\ub9cc \uacbd\ub3c4\uc640 \ub0b4\ub9c8\ubaa8\uc131\uc740 \uac10\uc18c\ud569\ub2c8\ub2e4. \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub2e4\uc74c\uc744 \ucc38\uc870\ud558\uc2ed\uc2dc\uc624. <a href=\"https:\/\/aobosteel.com\/ko\/o1-tool-steel-heat-treatment\/\">O1 \uacf5\uad6c\uac15\uc744 \uc5f4\ucc98\ub9ac\ud558\ub294 \ubc29\ubc95<\/a>.<\/p>\n\n\n\n<h2 id=\"h-annealed-hardness-of-o1-steel-and-machining-behavior\" class=\"wp-block-heading\">O1\uac15\uc758 \uc5b4\ub2d0\ub9c1 \uacbd\ub3c4 \ubc0f \uac00\uacf5 \ud2b9\uc131<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O1\uac15\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc5b4\ub2d0\ub9c1 \uc0c1\ud0dc\ub85c \uacf5\uae09\ub418\uba70, \uacbd\ub3c4\ub294 \ubcf4\ud1b5 \uc57d 217 HBW\ub97c \ucd08\uacfc\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc774 \uc0c1\ud0dc\ub294 \ub2f4\uae08\uc9c8 \uc804 \uc808\uc0ad, \ub4dc\ub9b4\ub9c1, \ubc00\ub9c1, \uc120\uc0ad \ubc0f \uc5f0\uc0ad \uc900\ube44\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D2\uc640 \ube44\uad50\ud588\uc744 \ub54c, O1\uc740 \ud569\uae08 \uce74\ubc14\uc774\ub4dc\uc758 \ubd80\ud53c \ubd84\uc728\uc774 \ub0ae\uc544 \uac00\uacf5\uc774 \ub354 \uc6a9\uc774\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc774\uc720\ub85c O1\uc740 \ubc94\uc6a9 \uacf5\uad6c, \uac8c\uc774\uc9c0, \uc9c0\uadf8, \ud380\uce58 \ubc0f \uc18c\ud615 \ub2e4\uc774\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc8fc\uc694 \uae30\uacc4 \uac00\uacf5\uc740 \ub2f4\uae08\uc9c8 \uc804\uc5d0 \uc644\ub8cc\ud558\uc2ed\uc2dc\uc624. \ub2f4\uae08\uc9c8 \ud6c4\uc5d0\ub294 \uc77c\ubc18 \uae30\uacc4 \uac00\uacf5\uc774 \uc5b4\ub824\uc6cc\uc9c0\uba70, \ub9c8\ubb34\ub9ac \uac00\uacf5\uc740 \ubcf4\ud1b5 \uc5f0\uc0ad, \ud3f4\ub9ac\uc2f1, EDM \ub610\ub294 \uae30\ud0c0 \ub2f4\uae08\uc9c8 \ud6c4 \uc791\uc5c5\uc73c\ub85c \uc81c\ud55c\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 id=\"h-failure-risks-related-to-o1-steel-hardness\" class=\"wp-block-heading\">O1\uac15 \uacbd\ub3c4\uc640 \uad00\ub828\ub41c \uace0\uc7a5 \uc704\ud5d8<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O1\uc758 \ud30c\uc190\uc740 \uc885\uc885 \uacfc\ub3c4\ud55c \uacbd\ub3c4, \ubd80\uc801\uc808\ud55c \uc5f4\ucc98\ub9ac \uc81c\uc5b4, \uc751\ub825 \uc9d1\uc911 \ub610\ub294 \ub2f4\uae08\uc9c8 \ud6c4 \ud45c\uba74 \uc190\uc0c1\uc73c\ub85c \uc778\ud574 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\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\">\uc2e4\ud328 \uc704\ud5d8<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uacf5\ud1b5 \uc6d0\uc778<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc2e4\uc9c8\uc801\uc778 \uacb0\uacfc<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\ubaa8\uc11c\ub9ac \uae68\uc9d0<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacbd\ub3c4\uac00 \ub108\ubb34 \ub192\uc74c, \ucda9\uaca9 \ud558\uc911, \uc9c0\uc9c0\ub825 \ubd80\uc871<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc808\uc0ad\ub0a0\uc774 \uc815\uc0c1\uc801\uc778 \ub9c8\ubaa8 \uc804\uc5d0 \ubd80\ub7ec\uc9d1\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ub2f4\uae08\uc9c8 \uade0\uc5f4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub0a0\uce74\ub85c\uc6b4 \ubaa8\uc11c\ub9ac, \ubd88\uade0\uc77c\ud55c \ub2e8\uba74 \ub450\uaed8, \uc9c0\uc5f0\ub41c \uc5f4\ucc98\ub9ac<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacf5\uad6c\uc5d0 \uade0\uc5f4\uc774 \uc0dd\uae30\ub294 \ud604\uc0c1(\uc0ac\uc6a9 \uc804 \ub610\ub294 \uc0ac\uc6a9 \uc9c1\ud6c4)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ucde8\uc131 \ud30c\uad34<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub192\uc740 \uacbd\ub3c4\uc640 \ucda9\uaca9 \ub610\ub294 \uad7d\ud798 \uc751\ub825\uc758 \uc870\ud569<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uac11\uc791\uc2a4\ub7ec\uc6b4 \uacf5\uad6c \uace0\uc7a5<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ucc28\uc6d0 \ubcc0\ud654<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uad6c\uc870\uc801 \ubd88\uc548\uc815 \ub610\ub294 \uc5f4\ucc98\ub9ac \uc81c\uc5b4 \ubd88\ub7c9<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacbd\ud654 \ud6c4 \ub610\ub294 \uc0ac\uc6a9 \uc911\uc5d0 \uacf5\uad6c \ud06c\uae30\uac00 \ubcc0\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uade0\uc5f4\uc744 \uac08\uc544\ub0b4\ub2e4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacbd\ud654\ub41c O1\uc744 \uc5f0\uc0ad\ud558\ub294 \ub3d9\uc548 \uacfc\uc5f4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubbf8\uc138 \uade0\uc5f4\uc740 \uc791\ub3d9 \ubd80\ud558 \ud558\uc5d0\uc11c \uc131\uc7a5\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ubd80\ub4dc\ub7ec\uc6b4 \ubd80\ubd84<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubd88\uade0\uc77c\ud55c \uacbd\ud654 \ub610\ub294 \uacfc\ub3c4\ud55c \ud15c\ud37c\ub9c1 \uc5f4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uad6d\ubd80\uc801\uc778 \ub9c8\ubaa8 \ub610\ub294 \ubcc0\ud615<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub7ec\ud55c \uc704\ud5d8\uc744 \uc904\uc774\uae30 \uc704\ud574 O1 \uacf5\uad6c\ub294 \ub9e4\ub044\ub7ec\uc6b4 \uc804\ud658\ubd80, \uc801\uc808\ud55c \uace1\ub960 \ubc18\uacbd, \uc81c\uc5b4\ub41c \uc5f4\ucc98\ub9ac, \ub2f4\uae08\uc9c8 \ud6c4 \uc989\uc2dc \ud15c\ud37c\ub9c1, \uacbd\ud654 \ud6c4 \uc138\uc2ec\ud55c \uc5f0\uc0ad\uc744 \uac70\uccd0\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 id=\"h-o1-vs-a2-vs-d2-hardness-comparison\" class=\"wp-block-heading\">O1, A2, D2 \uacbd\ub3c4 \ube44\uad50<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O1, A2, D2\ub294 \ubaa8\ub450 \uc720\uc0ac\ud55c HRC \ubc94\uc704\uc5d0\uc11c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc9c0\ub9cc \uc131\ub2a5\uc740 \ub2e4\ub985\ub2c8\ub2e4. \uacbd\ub3c4\ub9cc\uc73c\ub85c\ub294 \uacf5\uad6c \uc218\uba85\uc744 \uc124\uba85\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc774\ub4e4\uc758 \ucc28\uc774\ub294 \uacbd\ud654\ub2a5, \ud0c4\ud654\ubb3c\ub7c9, \ub0b4\ub9c8\ubaa8\uc131, \uc778\uc131 \ubc0f \uc808\uc0ad\uc131\uc5d0\uc11c \ube44\ub86f\ub429\ub2c8\ub2e4.<\/p>\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\">\uac15\uc885<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc77c\ubc18\uc801\uc778 \uc791\uc5c5 \uacbd\ub3c4<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uacbd\ud654\ud615<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ub0b4\ub9c8\ubaa8\uc131<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc778\uc131<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ud53c\uc0ad\uc131<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">O1<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201360 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc720\ub0c9 \uacbd\ud654<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc88b\uc740<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc77c\ubc18\uc801\uc778 \ub0c9\uac04 \uc791\uc5c5\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc88b\uc740<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">A2<\/td><td class=\"has-text-align-left\" data-align=\"left\">57\u201360 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacf5\uae30 \uacbd\ud654<\/td><td class=\"has-text-align-left\" data-align=\"left\">O1\ubcf4\ub2e4 \ub192\uc74c<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2\ubcf4\ub2e4 \ubc38\ub7f0\uc2a4\uac00 \ub354 \uc88b\ub2e4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubcf4\ud1b5\uc758<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201360 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacf5\uae30 \uacbd\ud654<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub9e4\uc6b0 \ub192\uc74c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub0ae\uc74c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uac00\ub09c\ud55c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc808\uc0ad\uc131, \ub2e8\uc21c\ud55c \uc5f4\ucc98\ub9ac \ubc0f \ubc94\uc6a9 \ub0c9\uac04 \uac00\uacf5 \uc131\ub2a5\uc774 \uc911\uc694\ud560 \ub54c O1\uc744 \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624. \uc720\ub0c9\uc73c\ub85c \ucda9\ubd84\ud55c \uacbd\ub3c4\ub97c \uc5bb\uc744 \uc218 \uc788\ub294 \uc911\uc18c\ud615 \uacf5\uad6c\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uce58\uc218 \uc548\uc815\uc131, \ub354 \ub192\uc740 \uacbd\ud654\ub2a5 \ubc0f \ub354 \ub098\uc740 \uce69\ud551 \uc800\ud56d\uc131\uc774 \ud544\uc694\ud560 \ub54c A2\ub97c \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624. D2\ub294 \uc5f0\ub9c8 \ub9c8\ubaa8 \uc800\ud56d\uc131\uc774 \uc8fc\uc694 \uc694\uad6c \uc0ac\ud56d\uc77c \ub54c \ub354 \uc801\ud569\ud558\uc9c0\ub9cc, \uae30\uacc4 \uac00\uacf5\uc774 \ub354 \uc5b4\ub835\uace0 \ucda9\uaca9 \uc870\uac74\uc5d0\uc11c \uc5ec\uc720\uac00 \uc801\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HRC\ub9cc\uc744 \uae30\uc900\uc73c\ub85c \uc120\uc815\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624. O1, A2, D2\ub294 \ubaa8\ub450 \uc57d 58\u201360 HRC\uc5d0\uc11c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc9c0\ub9cc, \ub9c8\ubaa8, \ucda9\uaca9, \uc2ac\ub77c\uc774\ub529 \ubc0f \uade0\uc5f4 \uc870\uac74\uc5d0\uc11c \uc131\ub2a5\uc740 \ub2e4\ub985\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>O1 Steel Hardness: Annealed, Quenched and Tempered HRC Range O1 tool steel is usually supplied annealed, with a hardness typically not exceeding 217 HBW. After oil quenching, O1 can reach about 64\u201365 HRC as-quenched. For practical use, O1 steel is hardened and tempered. Its typical hardness is about 58\u201360 HRC, with a broader practical range [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15315,"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":"normal-width-container","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":"disabled","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-15314","page","type-page","status-publish","has-post-thumbnail","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>O1 Steel Hardness: Annealed, Quenched &amp; Tempered HRC Guide - AoboSteel<\/title>\n<meta name=\"description\" content=\"O1 steel typically works at 58\u201360 HRC after hardening and tempering. Compare annealed hardness, as-quenched hardness, tempering chart, and application hardness.\" \/>\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\/o1-steel-hardness\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"O1 Steel Hardness: Annealed, Quenched &amp; Tempered HRC Guide\" \/>\n<meta property=\"og:description\" content=\"O1 steel typically works at 58\u201360 HRC after hardening and tempering. 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