{"id":11198,"date":"2025-12-06T10:25:04","date_gmt":"2025-12-06T02:25:04","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=11198"},"modified":"2026-09-15T11:46:47","modified_gmt":"2026-09-15T03:46:47","slug":"skd61-steel-technical-overview","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/skd61-steel-technical-overview\/","title":{"rendered":"SKD61 \uacf5\uad6c\uac15\uc758 \uad6c\uc131, \ub3d9\ub4f1\ud488 \ubc0f \uc5f4\ucc98\ub9ac"},"content":{"rendered":"<h1 id=\"h-skd61-tool-steel-composition-equivalents-and-heat-treatment\" class=\"wp-block-heading\">SKD61 \uacf5\uad6c\uac15\uc758 \uad6c\uc131, \ub3d9\ub4f1\ud488 \ubc0f \uc5f4\ucc98\ub9ac<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">SKD61\uc740 \uc77c\ubcf8 \uc0b0\uc5c5 \ud45c\uc900 JIS G4404\uc5d0 \uc815\uc758\ub41c \ud06c\ub86c-\ubab0\ub9ac\ube0c\ub374-\ubc14\ub098\ub4d0\uacc4 \uc5f4\uac04 \uac00\uacf5 \uae08\ud615\uac15\uc785\ub2c8\ub2e4. \uc804 \uc138\uacc4\uc801\uc73c\ub85c \uac00\uc7a5 \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \uc5f4\uac04 \uac00\uacf5\uc6a9 \uac15\uc885 \uc911 \ud558\ub098\uc774\uba70, \uc77c\ubcf8, \ubbf8\uad6d, \uc720\ub7fd, \uc911\uad6d \ub4f1 \ub2e4\uc591\ud55c \uacf5\uae09\ub9dd\uc5d0\uc11c \uc81c\ud488\uc744 \uc870\ub2ec\ud558\ub294 \uad6c\ub9e4\uc790\ub4e4\uc740 \ub300\ub7c9 \uad6c\ub9e4 \uc2dc \uaddc\uaca9 \uad00\ub828 \ubd84\uc7c1\uc774 \ud754\ud788 \ubc1c\uc0dd\ud558\ub294 \uc6d0\uc778\uc774\ubbc0\ub85c \uc8fc\ubb38 \uc804\uc5d0 SKD61\uc774 ASTM, DIN, ISO, GB \uaddc\uaca9\uacfc \uc5b4\ub5bb\uac8c \ubd80\ud569\ud558\ub294\uc9c0 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 id=\"h-chemical-composition-jis-g4404-2006-weight\" class=\"wp-block-heading\">\ud654\ud559 \uc870\uc131 (JIS G4404-2006, \uc911\ub7c9 \uae30\uc900 %)<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\uc694\uc18c<\/th><th>\ubc94\uc704<\/th><th>\uae30\ub2a5<\/th><\/tr><\/thead><tbody><tr><td>\ud0c4\uc18c(C)<\/td><td>0.32 \u2013 0.42%<\/td><td>\uae30\ubcf8 \uacbd\ub3c4 \ubc0f \uac15\ub3c4<\/td><\/tr><tr><td>\uc2e4\ub9ac\ucf58(Si)<\/td><td>\u2264 1.00%<\/td><td>\ud0c8\uc0b0 \ucc98\ub9ac\ub85c \uc0b0\ud654 \uc800\ud56d\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/td><\/tr><tr><td>\ub9dd\uac04(Mn)<\/td><td>\u2264 0.50%<\/td><td>\uac15\ud654\uc131<\/td><\/tr><tr><td>\ud06c\ub86c(Cr)<\/td><td>4.50 \u2013 5.50%<\/td><td>\uacbd\ud654\uc131 \ubc0f \ub0b4\ub9c8\ubaa8\uc131<\/td><\/tr><tr><td>\ubab0\ub9ac\ube0c\ub374(Mo)<\/td><td>1.20 \u2013 1.60%<\/td><td>\uace0\uc628 \uac15\ub3c4, \uc5f0\ud654 \uc800\ud56d\uc131<\/td><\/tr><tr><td>\ubc14\ub098\ub4d0(V)<\/td><td>0.80 \u2013 1.20%<\/td><td>\ubbf8\uc138\ud55c \uc785\uc790 \uad6c\uc870, \ud5a5\uc0c1\ub41c \uc778\uc131 \ubc0f \ub0b4\ub9c8\ubaa8\uc131<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc815\ud655\ud55c \ud568\ub7c9 \ubc94\uc704\ub294 \uc81c\ubd84\uc18c\uc640 \uacf5\uae09\uc5c5\uccb4\uac00 \uc778\uc99d\ud558\ub294 \ud45c\uc900 \uac1c\uc815\ud310\uc5d0 \ub530\ub77c \uc57d\uac04\uc529 \ub2e4\ub97c \uc218 \uc788\uc73c\ubbc0\ub85c, \uc5ec\ub7ec \uc81c\ubd84\uc18c\uc640 \uac70\ub798\ud558\ub294 \uad6c\ub9e4\uc790\ub294 \uba85\ubaa9\uc0c1\uc758 \uc131\ubd84 \ud568\ub7c9\uc5d0\ub9cc \uc758\uc874\ud558\uae30\ubcf4\ub2e4\ub294 \ud56d\uc0c1 \uc81c\ubd84\uc18c\uc758 \uc2dc\ud5d8 \uc131\uc801\uc11c\ub97c \uc694\uccad\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 id=\"h-skd61-equivalent-grades\" class=\"wp-block-heading\">SKD61 \ub3d9\ub4f1 \ub4f1\uae09<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\uae30\uc900<\/th><th>\uc9c0\uc815<\/th><th>\uba54\ubaa8<\/th><\/tr><\/thead><tbody><tr><td>\uc77c\ubcf8 (JIS G4404)<\/td><td>SKD61<\/td><td>\ucc38\uace0 \ub4f1\uae09<\/td><\/tr><tr><td>\ubbf8\uad6d (ASTM\/AISI)<\/td><td><a href=\"https:\/\/aobosteel.com\/ko\/h13-tool-steel\/\">H13<\/a><\/td><td>\uac00\uc7a5 \uc720\uc0ac\ud55c \uc81c\ud488\uc774\uba70, Mn\/V \uacf5\ucc28\uc5d0 \uc57d\uac04\uc758 \ucc28\uc774\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/td><\/tr><tr><td>\ub3c5\uc77c\uc5b4 (DIN\/EN)<\/td><td>1.2344 \/ X40CrMoV5-1<\/td><td>\ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \uc720\ub7fd\uc2dd \ud45c\uae30\ubc95<\/td><\/tr><tr><td>ISO<\/td><td>35CrMoV5<\/td><td>\uad6d\uc81c \ucc38\uc870 \uc9c0\uc815<\/td><\/tr><tr><td>\uc911\uad6d (GB\/T 1299)<\/td><td>4Cr5MoSiV1<\/td><td>\uc77c\ubc18\uc801\uc778 \uad6d\ub0b4\uc0b0 \ub3d9\ub4f1\ud488\uc758 \uacbd\uc6b0, \uad50\ucc28 \uc778\uc99d \uc2dc \uc2e4\ub9ac\ucf58 \ud568\ub7c9\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ub4f1\uae09\ub4e4\uc740 \uc720\uc0ac\ud558\uc9c0\ub9cc \uc57c\uae08\ud559\uc801\uc73c\ub85c \ud56d\uc0c1 \ub3d9\uc77c\ud55c \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4. \ud2b9\ud788 \ubc14\ub098\ub4d0\uacfc \ub9dd\uac04 \ud568\ub7c9\uc740 H13\uacfc SKD61 \uc5f4\ucc98\ub9ac \uac04\uc5d0 \uc778\uc131\uacfc \ub0b4\ub9c8\ubaa8\uc131\uc5d0 \uc57d\uac04\uc758 \ucc28\uc774\ub97c \uac00\uc838\uc62c \uc218 \uc788\uc73c\ubbc0\ub85c, \ud504\ub85c\uc81d\ud2b8 \uc0ac\uc591\uc5d0\uc11c \ud2b9\uc815 \ud45c\uc900\uc744 \uc694\uad6c\ud558\ub294\ub370 \uc0ac\uc6a9 \uac00\ub2a5\ud55c \uc7ac\uace0\uac00 \ub2e4\ub978 \ud45c\uc900\uc73c\ub85c \uc778\uc99d\ub41c \uacbd\uc6b0, \uc77c\ub300\uc77c \ub300\uccb4\ud488\uc73c\ub85c \uac04\uc8fc\ud558\uae30\ubcf4\ub2e4\ub294 \uc2e4\uc81c \uacf5\uc7a5 \uc778\uc99d\uc11c\ub97c \ud655\uc778\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \uc774 \ub4f1\uae09\uad70\uc774 \uc5ec\ub7ec \ud45c\uc900\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \uba85\uce6d\uacfc \uac01 \uba85\uce6d\uc774 \uc5bc\ub9c8\ub098 \uc720\uc0ac\ud55c\uc9c0\ub294 \ub2e4\uc74c\uc5d0\uc11c \ube44\uad50\ub429\ub2c8\ub2e4. <a href=\"https:\/\/aobosteel.com\/ko\/h13-steel-equivalent-grades\/\">H13 \ub4f1\uae09\uc5d0 \uc0c1\uc751\ud558\ub294 \ub4f1\uae09<\/a> \ucc38\uc870.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SKD61 is a hot-work grade, and the cold-work grade it is most often measured against is SKD11. The two are compared in <a href=\"https:\/\/aobosteel.com\/ko\/what-is-the-difference-between-skd11-and-skd61\/\">SKD11 vs SKD61<\/a>.<\/p>\n\n\n\n<h2 id=\"h-key-characteristics\" class=\"wp-block-heading\">\uc8fc\uc694 \ud2b9\uc9d5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SKD61\uc740 \ubc18\ubcf5\uc801\uc778 \uc5f4 \uc0ac\uc774\ud074\uc5d0\ub3c4 \uc798 \uacac\ub514\uae30 \ub54c\ubb38\uc5d0 \uace0\uc628 \uac00\uacf5\uc6a9 \uacf5\uad6c\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \ub2e8\uc77c \uacfc\ubd80\ud558\ub85c \ud30c\uc190\ub418\ub294 \uacbd\uc6b0\uac00 \uc801\uc2b5\ub2c8\ub2e4. \uc6b0\uc218\ud55c \uacbd\ud654\uc131 \ub355\ubd84\uc5d0 \ub300\ud615 \ub2e4\uc774 \ube14\ub85d\uc5d0\uc11c\ub3c4 \ub2e8\uba74 \uc804\uccb4\uc5d0 \uac78\uccd0 \uade0\uc77c\ud55c \uacbd\ub3c4\ub97c \uc5bb\uc744 \uc218 \uc788\uc5b4 \ub450\uaebc\uc6b4 \ub2e8\uba74\uc758 \ub2e8\uc870 \ubc0f \uc555\ucd9c \ub2e4\uc774\uc758 \uacf5\uad6c \uc218\uba85\uc5d0 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ubc14\ub098\ub4d0\uacfc \ud06c\ub86c \ud568\ub7c9\uc73c\ub85c \ud615\uc131\ub41c \ubbf8\uc138\ud558\uace0 \uade0\uc77c\ud55c \ud0c4\ud654\ubb3c\uc740 \ub192\uc740 \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc81c\uacf5\ud558\uba70, \uc131\ud615 \uacfc\uc815\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ub9c8\ubaa8\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc744 \ub192\uc5ec\uc90d\ub2c8\ub2e4. \uace0\uc628 \uac00\uacf5\uc6a9 \uacf5\uad6c\ub294 \uc0dd\uc0b0 \uacfc\uc815\uc5d0\uc11c \uc218\ucc9c \ubc88\uc529 \uac00\uc5f4 \ubc0f \ub0c9\uac01\ub418\uae30 \ub54c\ubb38\uc5d0, \uc2e4\uc81c \uc218\uba85\uc744 \uacb0\uc815\ud558\ub294 \uc8fc\uc694 \uc694\uc778\uc740 \ub2e8\uc21c \uacbd\ub3c4\ubcf4\ub2e4 \uc5f4 \ud53c\ub85c \ubc0f \uace0\uc628 \uade0\uc5f4 \uc800\ud56d\uc131\uc785\ub2c8\ub2e4. \ubab0\ub9ac\ube0c\ub374 \ud568\ub7c9\uc740 \uace0\uc628\uc5d0\uc11c \uc5f0\ud654\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc744 \ub192\uc5ec\uc8fc\ubbc0\ub85c, \ub2e4\uc774\ub294 \uc7a5\uae30\uac04 \uc0dd\uc0b0 \uacfc\uc815\uc5d0\uc11c\ub3c4 \uc0ac\uc6a9 \uc911 \uacbd\ub3c4\uac00 \uac10\uc18c\ud558\uc9c0 \uc54a\uace0 \uc791\uc5c5 \uacbd\ub3c4\ub97c \uc720\uc9c0\ud569\ub2c8\ub2e4. \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc81c\uacf5\ud558\ub294 \ub3d9\uc77c\ud55c \ubbf8\uc138 \ud0c4\ud654\ubb3c \uad6c\uc870\ub294 \uc6b0\uc218\ud55c \uc778\uc131 \ub610\ud55c \uc81c\uacf5\ud558\uc5ec \ubc18\ubcf5\uc801\uc778 \uae30\uacc4\uc801 \ucda9\uaca9\uc5d0\ub3c4 \ud30c\uc190\uc774\ub098 \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud558\ub294 \uac83\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SKD61\uc740 \uc5f4\ucc98\ub9ac \uacfc\uc815\uc5d0\uc11c \uc138\uc2ec\ud55c \uad00\ub9ac\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \ud45c\uba74 \ud0c8\ud0c4\uc774\ub098 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uacfc\uc815 \uc911 \uacfc\uc5f4\uc740 \ud604\uc7a5\uc5d0\uc11c \uae08\ud615 \uc870\uae30 \ud30c\uc190\uc758 \uac00\uc7a5 \ud754\ud55c \ub450 \uac00\uc9c0 \uc6d0\uc778\uc774\uba70, \uc801\uc808\ud55c \uc6a9\uad11\ub85c \ubd84\uc704\uae30 \uc81c\uc5b4\uc640 \uc628\ub3c4 \ubaa8\ub2c8\ud130\ub9c1\uc744 \ud1b5\ud574 \ubaa8\ub450 \uc608\ubc29\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 id=\"h-heat-treatment-parameters\" class=\"wp-block-heading\">\uc5f4\ucc98\ub9ac \ub9e4\uac1c\ubcc0\uc218<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\ub2e8\uacc4<\/th><th>\ub9e4\uac1c\ubcc0\uc218<\/th><\/tr><\/thead><tbody><tr><td>\uc5f4\uac04 \uac00\uacf5\/\ub2e8\uc870<\/td><td>1100\u00b0C\uc5d0\uc11c 900\u00b0C\uae4c\uc9c0<\/td><\/tr><tr><td>\uc608\uc5f4<\/td><td>\uc57d 790\u00b0C<\/td><\/tr><tr><td>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654<\/td><td>1000\u00b0C(\uc5fc\uc695) \ub610\ub294 1010\u00b0C(\uc81c\uc5b4\ub41c \ubd84\uc704\uae30)\uc5d0\uc11c 5~15\ubd84\uac04 \uc720\uc9c0<\/td><\/tr><tr><td>\ub2f4\uae08\uc9c8<\/td><td>SKD61\uc758 \uacbd\ud654\uc131\uc744 \uace0\ub824\ud560 \ub54c \uacf5\ub7ad\uc2dd \ub0c9\uac01\uc774\uba74 \ucda9\ubd84\ud569\ub2c8\ub2e4.<\/td><\/tr><tr><td>\ub2f4\uae08\uc9c8<\/td><td>\uc57d 550\u00b0C\uc5d0\uc11c 60 HRC \uc774\uc0c1\uc758 \uacbd\ub3c4\ub97c \ubaa9\ud45c\ub85c \uc5f4\ucc98\ub9ac\ud55c \ud6c4, \uc0ac\uc6a9 \uc804 \ud15c\ud37c\ub9c1\uc744 \ud1b5\ud574 \uc6d0\ub798\uc758 \uacbd\ub3c4\ub85c \ub418\ub3cc\ub9bd\ub2c8\ub2e4.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">SKD61\uc740 \uacf5\uae30 \uacbd\ud654\ud615\uc774\uae30 \ub54c\ubb38\uc5d0 \ub2f4\uae08\uc9c8 \uc2dc \ubcc0\ud615 \uc704\ud5d8\uc774 \uc720\uacbd\ud654\ud615\ubcf4\ub2e4 \ub0ae\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc5f4\ucc98\ub9ac \ud6c4 \uce58\uc218 \uc548\uc815\uc131\uc774 \uc911\uc694\ud55c \ub300\ud615 \uae08\ud615 \ube14\ub85d\uc5d0 SKD61\uc774 \uc120\ud638\ub418\ub294 \uc774\uc720 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ub9e4\uac1c\ubcc0\uc218\ub97c \uc5c4\uaca9\ud788 \uc900\uc218\ud558\uace0 \ud0c8\ud0c4\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \ud544\uc694\ud55c \uc6a9\uad11\ub85c \ubd84\uc704\uae30 \uc81c\uc5b4\ub97c \ucca0\uc800\ud788 \uc9c0\ud0a4\ub294 \uac83\uc774 \uae08\ud615\uc774 \uc608\uc0c1 \uc218\uba85\uae4c\uc9c0 \ub3c4\ub2ec\ud558\ub294 \uac83\uacfc \ud53c\ud560 \uc218 \uc788\ub294 \uc5f4\ucc98\ub9ac \uacb0\ud568\uc73c\ub85c \uc778\ud574 \uc870\uae30\uc5d0 \uace0\uc7a5\ub098\ub294 \uac83\uc744 \uad6c\ubd84\ud558\ub294 \ud575\uc2ec \uc694\uc18c\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 id=\"h-applications\" class=\"wp-block-heading\">\uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SKD61\uc740 \ub0b4\uc5f4 \ud53c\ub85c\uc131, \uace0\uc628 \uacbd\ub3c4 \uc720\uc9c0\ub825, \uc778\uc131\uc774 \ub6f0\uc5b4\ub098 \ud558\uc911\uc744 \ubc1b\ub294 \uc0c1\ud0dc\uc5d0\uc11c \ubc18\ubcf5\uc801\uc778 \uac00\uc5f4 \ubc0f \ub0c9\uac01 \uc0ac\uc774\ud074\uc744 \uac70\uce58\ub294 \uacf5\uad6c\uc5d0 \uc801\ud569\ud55c \uc18c\uc7ac\uc785\ub2c8\ub2e4. \ub300\ud45c\uc801\uc778 \uc801\uc6a9 \ubd84\uc57c\ub85c\ub294 \uc54c\ub8e8\ubbf8\ub284 \ubc0f \uae30\ud0c0 \ube44\ucca0\uae08\uc18d\uc758 \uc5f4\uac04 \uc555\ucd9c \uae08\ud615, \uc5f4 \ud53c\ub85c \ubc0f \uc6a9\uc735 \uae08\uc18d\uc73c\ub85c \uc778\ud55c \uce68\uc2dd\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc774 \uc911\uc694\ud55c \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08 \ub2e4\uc774\uce90\uc2a4\ud305 \uae08\ud615, \ub2e8\uc870 \uae08\ud615, \ubcfc\ud2b8 \ud5e4\ub529 \uae08\ud615, \uace0\uc628 \uc804\ub2e8 \ube14\ub808\uc774\ub4dc, \ub9e8\ub4dc\ub9b4, \ud380\uce58 \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4. 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It is one of the most widely specified hot work grades globally, and buyers sourcing across Japanese, American, European, and Chinese supply chains often need to confirm how SKD61 lines up [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5810,"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 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