{"id":20735,"date":"2026-10-03T08:04:05","date_gmt":"2026-10-03T00:04:05","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=20735"},"modified":"2026-10-16T01:10:19","modified_gmt":"2026-10-15T17:10:19","slug":"hardened-tool-steel-structure-shock-medium-alloy","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/hardened-tool-steel-structure-shock-medium-alloy\/","title":{"rendered":"\ub0b4\ucda9\uaca9\uc131 \ubc0f \uc911\ud569\uae08 \uacf5\uad6c\uac15\uc758 \uacbd\ud654 \uc870\uc9c1"},"content":{"rendered":"<h1 class=\"wp-block-heading\">\ub0b4\ucda9\uaca9\uc131 \ubc0f \uc911\ud569\uae08 \uacf5\uad6c\uac15\uc758 \uacbd\ud654 \uc870\uc9c1<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\uc801\uc808\ud788 \uacbd\ud654\ub41c \uacf5\uad6c\uac15\uc740 \uac15\uc885\uc774 \ub2ec\ub77c\ub3c4 \uac70\uc758 \ube44\uc2b7\ud558\uac8c \ubcf4\uc774\uba70, \uc774\ub7ec\ud55c \uaddc\uce59\uc744 \ubc97\uc5b4\ub098\ub294 \uac15\uc885\uc740 \ud0c4\uc18c \ud568\ub7c9\uc774 \ub0ae\uace0 \uc794\ub958 \ud0c4\ud654\ubb3c\uc774 \uac70\uc758 \uc5c6\ub294 \uac15\uc885\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uac15\uc5d0\uc11c\ub294 \ud0c4\uc18c\uc758 \uac70\uc758 \uc804\ubd80\uac00 \uace0\uc6a9\ub418\uc5b4 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\uac00 \ub354 \uc870\ub300\ud558\uac8c \ub098\ud0c0\ub098\ubbc0\ub85c \uad11\ud559 \ud604\ubbf8\uacbd\uc73c\ub85c \ub354 \ub9ce\uc740 \uac83\uc744 \uad00\ucc30\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ud398\uc774\uc9c0\ub294 \ub0b4\ucda9\uaca9\uc131 \uac15\uc885\uacfc \uc911\ud569\uae08 \uc720\ub0c9 \ubc0f \uacf5\ub0c9 \uacbd\ud654 \uac15\uc885\uc758 \uacbd\ud654 \ubc0f \ub728\uc784 \ud604\ubbf8\uacbd \uc0ac\uc9c4\uc744 \uc218\uc9d1\ud55c \uac83\uc785\ub2c8\ub2e4, <a href=\"https:\/\/aobosteel.com\/ko\/s7-tool-steel\/\">S7<\/a> S1, S2, S5\uc640 \ud568\uaed8, <a href=\"https:\/\/aobosteel.com\/ko\/l6-tool-steel\/\">L6<\/a>, <a href=\"https:\/\/aobosteel.com\/ko\/o1-tool-steel\/\">O1<\/a> \uadf8\ub9ac\uace0 O2, \uadf8\ub9ac\uace0 <a href=\"https:\/\/aobosteel.com\/ko\/h13-tool-steel\/\">H11\uacfc H13<\/a> \uc774 \uacc4\uc5f4\uc758 \uc5f4\uac04 \uac00\uacf5 \uc601\uc5ed\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc774 \uac15\uc885\ub4e4\uc774 \ub354 \ub9ce\uc740 \uc870\uc9c1\uc744 \ubcf4\uc774\ub294 \uc774\uc720<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5f4\ucc98\ub9ac\ub41c \uacf5\uad6c\uac15 \ud604\ubbf8\uacbd \uc0ac\uc9c4\uc740 \uac15\uc885\uc774 \uc801\uc808\ud788 \ucc98\ub9ac\ub418\uc5c8\uc744 \ub54c \uc720\uc0ac\ud558\uac8c \ubcf4\uc774\uba70, \uc774\ub4e4 \uac04\uc758 \uc8fc\uc694 \ucc28\uc774\ub294 \uc794\ub958 \ubbf8\uace0\uc6a9 \ud0c4\ud654\ubb3c\uc758 \uc591\uacfc \uc720\ud615\uc73c\ub85c, \uc774\ub294 \ud310\uc0c1 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\uc758 \uc870\ub300\uc131\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uacf5\uad6c\uac15\uc5d0\uc11c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub294 \ub108\ubb34 \ubbf8\uc138\ud558\uc5ec \uad11\ud559 \ud604\ubbf8\uacbd\uc73c\ub85c \uc138\ubd80 \uc0ac\ud56d\uc774 \uac70\uc758 \ub098\ud0c0\ub098\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 S1, S5, S7\uacfc \uac19\uc740 \ub0b4\ucda9\uaca9\uc131 \uac15\uc885\uc740 \ud0c4\uc18c \ud568\ub7c9\uc774 \ub0ae\uace0 \uac70\uc758 \uc804\ubd80\ub97c \uace0\uc6a9\uc2dc\ud0a4\ubbc0\ub85c 500x \ubc0f 1000x\uc5d0\uc11c \ub354 \ub9ce\uc740 \uc138\ubd80 \uc0ac\ud56d\uc774 \ubcf4\uc774\ub294 \ub354 \uc870\ub300\ud55c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc644\uc804 \uacbd\ub3c4\ub85c \ub0ae\uac8c \ub728\uc784<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub798 \uc5ec\uc12f \uac1c\uc758 \uc0ac\uc9c4\uc740 \uc774 \uadf8\ub8f9\uc758 \ub0c9\uac04 \uac00\uacf5 \uc601\uc5ed\uc73c\ub85c, \ubaa8\ub450 \ub2f4\uae08\uc9c8 \ud6c4 \uacbd\ub3c4\uc5d0 \uc601\ud5a5\uc744 \uc8fc\uc9c0 \uc54a\uc73c\uba74\uc11c \ub2f4\uae08\uc9c8 \uc751\ub825\uc744 \uc644\ud654\ud558\ub294 150~175 &#176;C \ubc94\uc704\uc5d0\uc11c \ub728\uc784\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uacbd\ub3c4\ub294 58~61.5 HRC\uc774\uba70 \ub728\uc784 \uc628\ub3c4\ub294 \ubaa8\ub450 \ub0ae\uc740\ub370, \uc774\ub294 \uc0c1\uc628\uc5d0\uc11c \uc608\ub9ac\ud55c \ub0a0\uc744 \uc720\uc9c0\ud574\uc57c \ud558\ub294 \ub2e4\uc774 \ub610\ub294 \uc808\uc0ad\uacf5\uad6c\uc758 \uc77c\ubc18\uc801\uc778 \uc870\ud569\uc785\ub2c8\ub2e4. \uc0ac\uc9c4\ub4e4\uc744 \uad6c\ubd84\ud558\ub294 \uac83\uc740 \ub0a8\uc544 \uc788\ub294 \ud0c4\ud654\ubb3c\uc758 \uc591\uc785\ub2c8\ub2e4. S1\uacfc S5\ub294 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub9cc\uc744 \ubcf4\uc774\ub294\ub370, \uc774 \uac15\uc885\uc740 \uc794\ub958 \ud0c4\ud654\ubb3c\uc774 \ub108\ubb34 \uc801\uc5b4 \uc774 \ubc30\uc728\uc5d0\uc11c \uc774\ubbf8\uc9c0\uc5d0 \ub0a8\ub294 \uac83\uc774 \uc5c6\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/10\/Aobo-Steel-Tool-Steel-Microstructure-hardened-fig-52-s1.jpg\" alt=\"AISI S1 shock resisting tool steel hardened at 955 C and tempered at 150 C, martensite only, 2% nital, 500x\"\/><figcaption class=\"wp-element-caption\">\uadf8\ub9bc 52. S1\uc744 955 &#176;C\ub85c \uac00\uc5f4\ud558\uace0 \uc720\ub0c9 \ud6c4 150 &#176;C\uc5d0\uc11c \ub728\uc784, 58~59 HRC. \ud0c4\uc18c\uc758 \uac70\uc758 \uc804\ubd80\uac00 \uace0\uc6a9\ub418\uc5c8\uc73c\ubbc0\ub85c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub9cc \ubcf4\uc784. 2% \ub098\uc774\ud0c8, 500x.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/10\/Aobo-Steel-Tool-Steel-Microstructure-hardened-fig-49-s2.jpg\" alt=\"AISI S2 shock resisting tool steel hardened at 845 C and tempered at 150 C, 59.5 HRC, 2% nital, 1000x\"\/><figcaption class=\"wp-element-caption\">\uadf8\ub9bc 49. S2\ub97c 845 &#176;C\ub85c \uac00\uc5f4\ud558\uace0 \uc218\ub0c9 \ud6c4 150 &#176;C\uc5d0\uc11c \ub728\uc784, 59.5 HRC. \ubbf8\uc138\ud55c \ubbf8\uace0\uc6a9 \ud0c4\ud654\ubb3c\uc774 \uc18c\ub7c9 \uc788\ub294 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8. 2% \ub098\uc774\ud0c8, 1000x.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/10\/Aobo-Steel-Tool-Steel-Microstructure-hardened-fig-53-s5.jpg\" alt=\"AISI S5 shock resisting tool steel hardened at 870 C and tempered at 175 C, martensite only, 1000x\"\/><figcaption class=\"wp-element-caption\">\uadf8\ub9bc 53. S5\ub97c 870 &#176;C\ub85c \uac00\uc5f4\ud558\uace0 \uc720\ub0c9 \ud6c4 175 &#176;C\uc5d0\uc11c \ub728\uc784, 60 HRC. \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub9cc \ubcf4\uc784. 2% \ub098\uc774\ud0c8, 1000x.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/10\/Aobo-Steel-Tool-Steel-Microstructure-hardened-fig-50-l6.jpg\" alt=\"AISI L6 tool steel hardened at 840 C and tempered at 150 C, 61 HRC, 2% nital, 1000x\"\/><figcaption class=\"wp-element-caption\">\uadf8\ub9bc 50. L6\uc744 840 &#176;C\ub85c \uac00\uc5f4\ud558\uace0 \uc720\ub0c9 \ud6c4 150 &#176;C\uc5d0\uc11c \ub728\uc784, 61 HRC. \ubbf8\uace0\uc6a9 \ud0c4\ud654\ubb3c\uc774 \uc788\ub294 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8. 2% \ub098\uc774\ud0c8, 1000x.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/10\/Aobo-Steel-Tool-Steel-Microstructure-hardened-fig-51-o2.jpg\" alt=\"AISI O2 oil hardening tool steel hardened at 850 C and tempered at 175 C, 61 HRC, 2% nital, 1000x\"\/><figcaption class=\"wp-element-caption\">\uadf8\ub9bc 51. O2\ub97c 850 &#176;C\ub85c \uac00\uc5f4\ud558\uace0 \uc720\ub0c9 \ud6c4 175 &#176;C\uc5d0\uc11c \ub728\uc784, 61 HRC. \ubbf8\uace0\uc6a9 \ud0c4\ud654\ubb3c\uc774 \uc18c\ub7c9 \uc788\ub294 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8. 2% \ub098\uc774\ud0c8, 1000x.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/10\/Aobo-Steel-Tool-Steel-Microstructure-hardened-fig-57-a6.jpg\" alt=\"AISI A6 air hardening tool steel hardened at 840 C and tempered at 150 C, 61.5 HRC, 2% nital, 1000x\"\/><figcaption class=\"wp-element-caption\">\uadf8\ub9bc 57. A6\uc744 840 &#176;C\ub85c \uac00\uc5f4\ud558\uace0 \uacf5\ub0c9 \ud6c4 150 &#176;C\uc5d0\uc11c \ub728\uc784, 61.5 HRC. \ubbf8\uace0\uc6a9 \ud0c4\ud654\ubb3c\uc774 \uc18c\ub7c9 \uc788\ub294 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8. 2% \ub098\uc774\ud0c8, 1000x.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\uace0\uc628\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 \ub2e4\uc774\ub97c \uc704\ud55c \uace0\uc628 \ub728\uc784<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5f4\uac04 \uac00\uacf5 \uac15\uc885\uc740 \ub2f4\uae08\uc9c8 \ud6c4 30\ubc30 \ub354 \ub192\uc740 \uc628\ub3c4\uc5d0\uc11c \ub728\uc784\ub418\ub294\ub370, \uc774\ub294 \ub2e4\uc774\uac00 \uace0\uc628\uc5d0\uc11c \uc791\uc5c5\ud558\ub294 \ub3d9\uc548 \uacbd\ub3c4\ub97c \uc720\uc9c0\ud574\uc57c \ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. H11\uc740 1010 &#176;C\uc5d0\uc11c \uacf5\ub0c9\ud558\uace0 510 &#176;C\uc5d0\uc11c \uc774\uc911 \ub728\uc784\ud558\uc5ec 52 HRC\uac00 \ub418\uba70, \ud145\uc2a4\ud150 \uc5f4\uac04 \uac00\uacf5 \uac15\uc885\uc778 H21\uc740 1200 &#176;C\uc5d0\uc11c \uc720\ub0c9\ud558\uace0 595 &#176;C\uc5d0\uc11c \ub728\uc784\ud558\uc5ec 53.5 HRC\uac00 \ub429\ub2c8\ub2e4. \ub458 \ub2e4 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8 \uae30\uc9c0\uc5d0 \ubbf8\uc138\ud55c \ud0c4\ud654\ubb3c\uc774 \uc18c\ub7c9 \uc788\uc73c\uba70, \ub2e4\uc774\uac00 \uc870\uae30\uc5d0 \ud30c\uc190\ub420 \ub54c \ub450 \uac00\uc9c0 \uc0ac\ud56d, \uc989 \uc774\uc804 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8 \uacb0\uc815\ub9bd \ud06c\uae30\uc640 \ub728\uc784 \uc0ac\uc774\ud074\uc774 \ub450 \ubc88 \uc218\ud589\ub418\uc5c8\ub294\uc9c0\ub97c \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/10\/Aobo-Steel-Tool-Steel-Microstructure-hardened-fig-58-h11.jpg\" alt=\"AISI H11 hot work tool steel hardened at 1010 C and double tempered at 510 C, 52 HRC, Vilella's reagent, 1000x\"\/><figcaption class=\"wp-element-caption\">\uadf8\ub9bc 58. H11\uc744 1010 &#176;C\ub85c \uac00\uc5f4\ud558\uace0 \uacf5\ub0c9 \ud6c4 510 &#176;C\uc5d0\uc11c \uc774\uc911 \ub728\uc784, 52 HRC. \ubbf8\uc138\ud55c \ud0c4\ud654\ubb3c\uc774 \uc18c\ub7c9 \uc788\ub294 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8. Vilella \uc2dc\uc57d, 1000x.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/10\/Aobo-Steel-Tool-Steel-Microstructure-hardened-fig-60-h21.jpg\" alt=\"AISI H21 tungsten hot work tool steel hardened at 1200 C and tempered at 595 C, 53.5 HRC, 1000x\"\/><figcaption class=\"wp-element-caption\">\uadf8\ub9bc 60. H21\uc744 1200 &#176;C\ub85c \uac00\uc5f4\ud558\uace0 \uc720\ub0c9 \ud6c4 595 &#176;C\uc5d0\uc11c \ub728\uc784, 53.5 HRC. \ubbf8\uace0\uc6a9 \ud0c4\ud654\ubb3c\uc774 \uc788\ub294 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8. 2% \ub098\uc774\ud0c8 \ubc0f Vilella \uc2dc\uc57d, 1000x.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uacc4\uc5f4\uc758 \uc774 \uc601\uc5ed\uc5d0\uc11c\ub294 \uc774\uc911 \ub728\uc784\uc774 \uc120\ud0dd \uc0ac\ud56d\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ub450 \ubc88\uc9f8 \ub728\uc784\uc740 \uccab \ubc88\uc9f8 \ub728\uc784 \ud6c4 \ub0a8\uc740 \uc870\uc9c1\uc744 \uc870\uc815\ud558\ub294 \uac83\uc774\uba70, \ub9c8\ubaa8\uac00 \uc544\ub2cc \uade0\uc5f4\ub85c \ud30c\uc190\ub418\ub294 \uc5f4\uac04 \uac00\uacf5 \ub2e4\uc774\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ud55c \ubc88\ub9cc \ub728\uc784\ub41c \uac83\uc785\ub2c8\ub2e4. \ud06c\ub86c \uc5f4\uac04 \uac00\uacf5 \uac15\uc885\uc758 \ub728\uc784 \uc2a4\ucf00\uc904\uc740 <a href=\"https:\/\/aobosteel.com\/ko\/tool-steel-heat-treatment-guide\/\">\uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac \uac00\uc774\ub4dc<\/a>\uc5d0 \uc81c\uc2dc\ub418\uc5b4 \uc788\uc73c\uba70, \uc9c8\ud654 \ucf00\uc774\uc2a4 \uc0c1\ud0dc\uc758 \ub3d9\uc77c \uac15\uc885\uc740 <a href=\"https:\/\/aobosteel.com\/ko\/tool-steel-microstructure\/\">\uacf5\uad6c\uac15 \ubbf8\uc138\uc870\uc9c1<\/a> \ud398\uc774\uc9c0.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc0ac\uc9c4\uc774 \ubcf4\uc5ec\uc904 \uc218 \uc788\ub294 \uac83\uacfc \uc5c6\ub294 \uac83<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uacbd\ud654\ub41c \uacf5\uad6c\uac15\uc758 \ud604\ubbf8\uacbd \uc0ac\uc9c4\uc740 \uacb0\uc815\ub9bd \ud06c\uae30, \ubbf8\uc6a9\ud574 \ud0c4\ud654\ubb3c\uc758 \uc591, \uc870\uc9c1\uc774 \uc644\uc804\ud55c \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\uc778\uc9c0 \uc5ec\ubd80\ub97c \ud310\uc815\ud558\uc9c0\ub9cc, \uc5b4\ub5a4 \ud0c4\ud654\ubb3c\uc774 \uc874\uc7ac\ud558\ub294\uc9c0 \ub610\ub294 <a href=\"https:\/\/aobosteel.com\/ko\/microconstituents-tool-steel-after-hardening\/\">\uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uac00 \uc5bc\ub9c8\ub098 \ub0a8\uc544 \uc788\ub294\uc9c0\ub294 \ud310\uc815\ud558\uc9c0 \ubabb\ud569\ub2c8\ub2e4<\/a>. \uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ub294 \uc0c1\ub2f9\ub7c9, \uc77c\ubc18\uc801\uc73c\ub85c 10% \uc774\uc0c1 \uc874\uc7ac\ud558\uae30 \uc804\uae4c\uc9c0\ub294 \ubcf4\uc774\uc9c0 \uc54a\uc73c\uba70, \ud0c4\ud654\ubb3c \uc720\ud615\uc744 \uc2dd\ubcc4\ud558\ub824\uba74 \ud2f4\ud2b8 \uc5d0\uce6d\uc774\ub098 \ub354 \ub192\uc740 \ubd84\ud574\ub2a5\uc758 \ubc29\ubc95\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \ub450 \uac00\uc9c0 \ud655\uc778 \ubc29\ubc95\uc740 \ub2e4\uc74c\uc5d0 \uc124\uba85\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4 <a href=\"https:\/\/aobosteel.com\/ko\/tool-steel-tint-etching\/\">\ud2f4\ud2b8 \uc5d0\uce6d<\/a> \ud398\uc774\uc9c0\uc5d0 \uc81c\uc2dc\ub418\uc5b4 \uc788\uc73c\uba70, \uac01 \uac15\uc885\uc774 \uac01 \ub728\uc784 \uc628\ub3c4 \ud6c4 \uc720\uc9c0\ud558\ub294 \uacbd\ub3c4\ub294 <a href=\"https:\/\/aobosteel.com\/ko\/tool-steel-tempering-chart\/\">\ub2f4\uae08\uc9c8 \ucc28\ud2b8<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ASM Handbook, Volume 9, Metallography and Microstructures, George F. Vander Voort\uc758 Metallographic Techniques for Tool Steels, ASM International, 2004 (\uc5f4\ucc98\ub9ac \ubbf8\uc138\uc870\uc9c1 \uc139\uc158, \uadf8\ub9bc 49~\uadf8\ub9bc 53, \uadf8\ub9bc 57, \uadf8\ub9bc 58 \ubc0f \uadf8\ub9bc 60)\uc5d0\uc11c \ubc1c\ucdcc\ud588\uc2b5\ub2c8\ub2e4. \ubaa8\ub4e0 \ucea1\uc158\uc740 \ud30c\uc77c\uc758 \uac80\uc0c9 \uac00\ub2a5\ud55c \ud14d\uc2a4\ud2b8 \ub808\uc774\uc5b4\uc5d0\uc11c \uc77d\uace0 \uc778\uc1c4\ub41c \uc0ac\uc9c4\uacfc \ub300\uc870\ud558\uc5ec \ud655\uc778\ud588\uc73c\uba70, \uac01 \uc0ac\uc9c4\uc740 \uc778\uc1c4\ub41c \ud53d\uc140 \ub108\ube44\uc758 1.5\ubc30\ub85c \ud30c\uc77c\uc5d0\uc11c \uc798\ub77c\ub0c8\uc2b5\ub2c8\ub2e4. \uc774 \uc0ac\uc9c4\ub4e4\uc740 Aobo Steel\uc758 \uc0ac\uc591\uc774 \uc544\ub2c8\ub77c \uacf5\uac1c\ub41c \uc2e4\ubb34\uc758 \ucc38\uace0 \uc694\uc57d\uc774\ubbc0\ub85c, \uacf5\uc815 \uc2dc\ud2b8\ub97c \uc791\uc131\ud558\uae30 \uc804\uc5d0 \uac15\uc885, \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc628\ub3c4 \ubc0f \ub728\uc784 \uc0ac\uc774\ud074\uc744 \uc7ac\ub8cc \uc2dc\ud5d8 \uc131\uc801\uc11c\uc640 \ub300\uc870\ud558\uc5ec \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>","protected":false},"excerpt":{"rendered":"<p>Hardened Structure of Shock Resisting and Medium Alloy Tool Steels A properly hardened tool steel looks much the same from one grade to the next, and the grades that break that rule are the ones with a low carbon content and almost no residual carbide. In those steels nearly all of the carbon goes into [&hellip;]<\/p>\n","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":"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":"","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":"default","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-20735","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO 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