{"id":20199,"date":"2026-09-29T02:13:10","date_gmt":"2026-09-28T18:13:10","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=20199"},"modified":"2026-10-16T00:16:03","modified_gmt":"2026-10-15T16:16:03","slug":"h19-tool-steel-heat-treatment","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/h19-tool-steel-heat-treatment\/","title":{"rendered":"H19 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac"},"content":{"rendered":"

H19 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac<\/h1>\n\n\n\n

H19 \uc911\ubd80\ud558 \uc5f4\uac04 \uac00\uacf5 \uacf5\uad6c\uac15\uc5d0 \ub300\ud574 \uc6d0\ubcf8 \uce74\ub4dc\uc5d0 \uae30\uc7ac\ub41c \ud654\ud559 \uc131\ubd84, \uacbd\ud654 \uc0ac\uc774\ud074 \ubc0f \ud15c\ud37c\ub9c1 \uace1\uc120\uc785\ub2c8\ub2e4. \uacf5\uac1c\ub41c \uc2e4\ubb34 \uad00\ud589\uc744 \uc694\uc57d\ud55c \ucc38\uace0 \uc790\ub8cc\uc774\uba70 Aobo Steel\uc758 \uaddc\uaca9\uc774 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc5f4\uac04 \uac00\uacf5 \uadf8\ub8f9\uc758 H19<\/h2>\n\n\n\n

H19\ub294 \ud06c\ub86c\uc5d0 \ub354\ud574 \ud145\uc2a4\ud150\uacfc \ucf54\ubc1c\ud2b8\ub97c \ud568\uc720\ud55c \uc5f4\uac04 \uac00\uacf5 \uacf5\uad6c\uac15\uc774\uba70, \uc774\uac83\uc774 \ud06c\ub86c\uacc4 \uac15\uc885\uc778 H11, H12, H13\uacfc \uad6c\ubcc4\ub418\ub294 \uc810\uc785\ub2c8\ub2e4. \ucc38\uace0 \uce74\ub4dc\uc5d0\ub294 \ud145\uc2a4\ud150 4.26\ud37c\uc13c\ud2b8, \ucf54\ubc1c\ud2b8 4.16\ud37c\uc13c\ud2b8, \ud06c\ub86c 4.12\ud37c\uc13c\ud2b8\uac00 \uae30\uc7ac\ub418\uc5b4 \uc788\uc5b4, \uc774 \uac15\uc885\uc740 \ub0c9\uac04 \uac00\uacf5 \uac15\uc885\uc5d0\uc11c \uc694\uad6c\ud558\ub294 \uacbd\ub3c4\ubcf4\ub2e4 \ub0b4\uc5f4\uc131\uc744 \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc6d0\ubb38\uc740 \uc774 \uac15\uc885\uc744 \ub2e4\uc774\uce90\uc2a4\ud305\uc5d0 \uc704\uce58\uc2dc\ud0a4\uba70, \uc5f4\uade0\uc5f4 \uc800\ud56d\uc131\uc774 \uc774 \uac15\uc885\uc774 \uba85\uba85\ub41c \uc774\uc720\ub77c\uace0 \uc124\uba85\ud558\uace0, \uace0\uc628 \uc791\uc5c5\uc5d0\uc11c \ud0c1\uc6d4\ud55c \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\ub2e4\uace0 \ub367\ubd99\uc785\ub2c8\ub2e4. \ub610\ud55c \uac19\uc740 \ucd9c\ucc98\uc5d0\uc11c H21\uc5d0 \ube44\ud574 \ub354 \ub098\uc740 \uc885\ud569\uc801 \uc120\ud0dd\uc774\ub77c\uace0 \ubd80\ub974\ub294 \uac15\uc885\uc774\uae30\ub3c4 \ud558\uba70, \uadf8 \uc774\uc720\ub294 H19\uac00 \ub354 \ub192\uc740 \uacbd\ub3c4\uc640 \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc720\uc9c0\ud558\uace0 \ucda9\uaca9\uc744 \ub354 \uc798 \uacac\ub514\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc774 \uce74\ub4dc\ub294 \uaddc\uaca9\uc774 \uc544\ub2cc \ud604\uc7a5 \ucc38\uace0 \uc815\ubcf4\uc785\ub2c8\ub2e4. \uc608\uc5f4 \ub2e8\uacc4 \ud558\ub098, \uacbd\ud654 \uc628\ub3c4 \ud558\ub098, \ub2f4\uae08\uc9c8 \ub9e4\uccb4 \ub458\uc744 \uae30\uc7ac\ud558\uace0, \uadf8 \ub2e4\uc74c \uac01 \ud589\uc5d0 \ub2e8\uc77c \uc218\uce58\ub9cc \uc788\uace0 \uc5b4\ub514\uc5d0\ub3c4 \ud5c8\uc6a9 \ubc94\uc704\uac00 \uc5c6\ub294 \ub85c\ud06c\uc6f0 C \ud15c\ud37c\ub9c1 \ud45c\ub97c \uc81c\uc2dc\ud569\ub2c8\ub2e4. \uc0c8 \uac15\uc7ac \ud788\ud2b8\ub85c \uccab \ubd80\ud488\uc744 \uc0dd\uc0b0\ud560 \ub54c\ub294 \uc0ac\uc774\ud074\uc744 \uc591\uc0b0 \uc791\uc5c5\uc5d0 \uc801\uc6a9\ud558\uae30 \uc804\uc5d0 \uc2dc\ud5d8\uc73c\ub85c \ucde8\uae09\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

H19\uc758 \ud654\ud559 \uc131\ubd84<\/h2>\n\n\n\n

\ucc38\uace0 \uce74\ub4dc\uc5d0 \uae30\uc7ac\ub41c \uc6d0\uc18c, \ud37c\uc13c\ud2b8<\/h3>\n\n\n\n
\uc694\uc18c<\/th>\ud37c\uc13c\ud2b8<\/th><\/tr><\/thead>
\ud0c4\uc18c<\/td>0.42<\/td><\/tr>
Manganese<\/td>0.31<\/td><\/tr>
Silicon<\/td>0.21<\/td><\/tr>
\ud06c\ub86c<\/td>4.12<\/td><\/tr>
\ubab0\ub9ac\ube0c\ub374<\/td>0.46<\/td><\/tr>
\ubc14\ub098\ub4d0<\/td>2.19<\/td><\/tr>
\ud145\uc2a4\ud150<\/td>4.26<\/td><\/tr>
Cobalt<\/td>4.16<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98, H19 \uc5f4\ucc98\ub9ac \ucc38\uace0 \uc815\ubcf4, \uc778\uc1c4 \ud398\uc774\uc9c0 188.<\/em><\/p>\n\n\n\n

\uce74\ub4dc\uc5d0\ub294 \ud669\uc5d0 \ub300\ud55c \uc218\uce58\uac00 \uc5c6\uc73c\ubbc0\ub85c \ud574\ub2f9 \ud589\uc740 \uacf5\ub780\uc73c\ub85c \uc778\uc1c4\ud558\uc9c0 \uc54a\uace0 \uc0dd\ub7b5\ud588\uc2b5\ub2c8\ub2e4. \uaddc\uaca9\uc774 \ubc94\uc704\ub97c \uc81c\uc2dc\ud558\ub294 \uc6d0\uc18c\uc5d0 \ub300\ud574 \uce74\ub4dc\ub294 \ub2e8\uc77c \uc218\uce58\ub97c \uc81c\uacf5\ud558\uba70, \uc5ec\uae30 \uac01 \ud589\uc758 \uc218\uce58\ub294 \uc774 \uc0ac\uc774\ud2b8\uc758 \uacf5\uad6c\uac15 \uc870\uc131 \ucc28\ud2b8\uac00 H19\uc5d0 \ub300\ud574 \uc81c\uc2dc\ud558\ub294 \ubc94\uc704 \ub0b4\uc5d0 \uc788\uc2b5\ub2c8\ub2e4. \ud574\ub2f9 \ucc28\ud2b8\ub294 UNS T20819\uc5d0 \ub300\ud574 \ud06c\ub86c \ubc94\uc704\ub97c 4.00~4.75\ud37c\uc13c\ud2b8, \ud145\uc2a4\ud150 \ubc94\uc704\ub97c 3.75~4.50\ud37c\uc13c\ud2b8, \ubc14\ub098\ub4d0 \ubc94\uc704\ub97c 1.75~2.20\ud37c\uc13c\ud2b8, \ucf54\ubc1c\ud2b8 \ubc94\uc704\ub97c 4.00~4.50\ud37c\uc13c\ud2b8\ub85c \uae30\uc7ac\ud569\ub2c8\ub2e4. \uc870\uc131 \ub370\uc774\ud130\ub294 \uc77c\ubc18 \ucc38\uace0\uc6a9\uc77c \ubfd0\uc774\uba70 \uc2e4\uc81c \uac12\uc740 \uaddc\uaca9, \uc81c\uac15\uc18c \ubc0f \ud788\ud2b8 \ubc88\ud638\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c0\ubbc0\ub85c, \ud574\ub2f9 \ud788\ud2b8\uc758 \uc7ac\ub8cc \uc2dc\ud5d8 \uc131\uc801\uc11c\uc640 \ub300\uc870\ud558\uc5ec \ud655\uc778\ud558\uac70\ub098 Aobo Steel\uc5d0 \ubb38\uc758\ud558\uc2ed\uc2dc\uc624.<\/em><\/p>\n\n\n\n

\ud06c\ub86c 4.12\ud37c\uc13c\ud2b8\ub294 \ub0b4\uc5f4\uc131\uc758 \uadfc\uac70\uac00 \ub418\ub294 \uc218\uce58\uc774\uba70, H11 \ubc0f H13 \uac15\uc885\uc758 \ud06c\ub86c\ubcf4\ub2e4 \ub0ae\uc2b5\ub2c8\ub2e4. \uadf8\ub798\uc11c \uc774 \uac15\uc7ac\uac00 \ud145\uc2a4\ud150\uacfc \ucf54\ubc1c\ud2b8\ub3c4 \ud568\uc720\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ud145\uc2a4\ud150 4.26\ud37c\uc13c\ud2b8\uc640 \ucf54\ubc1c\ud2b8 4.16\ud37c\uc13c\ud2b8\ub294 \uace0\uc628 \uac15\ub3c4\uc758 \ubc30\ud6c4\uc5d0 \uc788\ub294 \ub450 \uc6d0\uc18c\uc774\uba70, \ucf54\ubc1c\ud2b8\ub294 \uac15\uc7ac\uac00 \uacbd\ub3c4\ub97c \uc720\uc9c0\ud558\ub294 \uc628\ub3c4\ub97c \ub192\uc774\ub294 \ucca8\uac00 \uc6d0\uc18c\uc785\ub2c8\ub2e4. \ubc14\ub098\ub4d0 2.19\ud37c\uc13c\ud2b8\ub294 \uc5f4\uac04 \uac00\uacf5 \uac15\uc885\uc73c\ub85c\uc11c \ub192\uc740 \ud3b8\uc774\uba70, \uc791\uc5c5 \uc628\ub3c4\uc5d0\uc11c \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc720\uc9c0\uc2dc\ud0a4\ub294 \uacbd\uc9c8 \ud0c4\ud654\ubb3c\uc744 \ud615\uc131\ud558\ub294 \uc6d0\uc18c\uc785\ub2c8\ub2e4. \ubab0\ub9ac\ube0c\ub374 0.46\ud37c\uc13c\ud2b8\ub294 \ud145\uc2a4\ud150\uacfc \ud568\uaed8 \uc791\uc6a9\ud569\ub2c8\ub2e4. \ub9dd\uac04 0.31\ud37c\uc13c\ud2b8\uc640 \uaddc\uc18c 0.21\ud37c\uc13c\ud2b8\ub294 \ud0c8\uc0b0 \ucc98\ub9ac\uc5d0 \ub530\ub77c\uc624\ub294 \uc77c\ubc18\uc801\uc778 \ubbf8\ub7c9 \ucca8\uac00\ubb3c\uc785\ub2c8\ub2e4. \ud0c4\uc18c 0.42\ud37c\uc13c\ud2b8\ub294 \uacf5\uad6c\uac15 \ubc94\uc704\uc5d0\uc11c \ub0ae\uc740 \ud3b8\uc774\uba70, \uc774\ub294 \uae08\ud615\uac15\uc5d0\uc11c \uc758\ub3c4\ub41c \uac83\uc785\ub2c8\ub2e4. \ud0c4\uc18c\ub294 \uc778\uc131\uc744 \ud76c\uc0dd\ud558\uc5ec \uacbd\ub3c4\ub97c \uc5bb\uae30 \ub54c\ubb38\uc774\uba70, \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud558\ub294 \uae08\ud615\uc740 \ub9c8\ubaa8\ub418\ub294 \uae08\ud615\ubcf4\ub2e4 \ub098\uc069\ub2c8\ub2e4. \ud45c\uc758 \uc870\uc131 \ub370\uc774\ud130\ub294 \uc77c\ubc18 \ucc38\uace0\uc6a9\uc77c \ubfd0\uc774\uba70 \uc2e4\uc81c \uac12\uc740 \uaddc\uaca9, \uc81c\uac15\uc18c \ubc0f \ud788\ud2b8 \ubc88\ud638\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c0\ubbc0\ub85c, \ud574\ub2f9 \ud788\ud2b8\uc758 \uc7ac\ub8cc \uc2dc\ud5d8 \uc131\uc801\uc11c\uc640 \ub300\uc870\ud558\uc5ec \ud655\uc778\ud558\uac70\ub098 Aobo Steel\uc5d0 \ubb38\uc758\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

H19\uc758 \uacbd\ud654<\/h2>\n\n\n\n

\uc608\uc5f4, \uacbd\ud654 \uc628\ub3c4 \ubc0f \ub2f4\uae08\uc9c8<\/h3>\n\n\n\n
\ub2e8\uacc4<\/th>H19<\/th><\/tr><\/thead>
\uc608\uc5f4<\/td>1500 \u00b0F (815 \u00b0C)<\/td><\/tr>
\uacbd\ud654<\/td>2150 \u00b0F (1175 \u00b0C)<\/td><\/tr>
\ub2f4\uae08\uc9c8 \ub9e4\uccb4<\/td>\uc720\ub0c9 \ub610\ub294 \uc5fc\uc695 \ub2f4\uae08\uc9c8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98, H19 \uc5f4\ucc98\ub9ac \ucc38\uace0 \uc815\ubcf4, \uc778\uc1c4 \ud398\uc774\uc9c0 188.<\/em><\/p>\n\n\n\n

\uce74\ub4dc\uc5d0\ub294 \uc774 \uac15\uc885\uc5d0 \ub300\ud574 \uc608\uc5f4 \ub2e8\uacc4 \ud558\ub098, \uacbd\ud654 \uc628\ub3c4 \ud558\ub098, \ub2f4\uae08\uc9c8 \ub9e4\uccb4 \ub458\uc774 \uae30\uc7ac\ub418\uc5b4 \uc788\uc73c\uba70 \uc5b4\ub290 \uac83\uc5d0\ub3c4 \ub2e8\uba74 \uce58\uc218 \uc870\uac74\uc774 \uc5c6\uc73c\ubbc0\ub85c, \uc218\uce58\ub294 \uae30\uc7ac\ub41c \uadf8\ub300\ub85c\uc758 \ubd80\ud558\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uce74\ub4dc\uc5d0 \uba85\uc2dc\ub41c \ub450 \ub9e4\uccb4 \ubaa8\ub450 \uacf5\uae30\ubcf4\ub2e4 \ube60\ub974\uac8c \ub0c9\uac01\ub418\uba70, \uc774\ub294 \uce74\ub4dc\uc758 \uc6b0\uc5f0\uc774 \uc544\ub2c8\ub77c \uc774 \uac15\uc885\uc758 \ud575\uc2ec\uc785\ub2c8\ub2e4.<\/em><\/p>\n\n\n\n

\ubd80\ud558\ub294 \uc608\uc5f4\uc744 \uc704\ud574 1500 \u00b0F (815 \u00b0C)\uc5d0\uc11c \ud22c\uc785\ub41c \ud6c4 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654\ub97c \uc704\ud574 2150 \u00b0F (1175 \u00b0C)\uae4c\uc9c0 \uc62c\ub77c\uac00\uba70, \uadf8 \ub2e4\uc74c \uc624\uc77c \ub610\ub294 \uc5fc\uc695 \ub2f4\uae08\uc9c8\uc774 \uc774\uc5b4\uc9d1\ub2c8\ub2e4. \uce74\ub4dc\uc5d0 \uba85\uc2dc\ub41c \ub450 \ub9e4\uccb4 \ubaa8\ub450 \uacf5\uae30\ubcf4\ub2e4 \ube60\ub974\uac8c \ub0c9\uac01\ub418\uba70, \uc774\uac83\uc774 \uc774 \uac15\uc885\uacfc \uacf5\uae30 \uacbd\ud654 \uacf5\uad6c\uac15\uc758 \ucc28\uc774\uc774\ubbc0\ub85c \ub2e8\uba74\uc774 \ub354 \ube60\ub978 \ub0c9\uac01\uc744 \uacac\ub51c \uc218 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc5fc\uc695\uc740 \uc0c1\uc5c5\uc801 \uc5f4\ucc98\ub9ac\uc5c5\uccb4\uac00 \uae08\ud615 \ube14\ub85d\uc5d0 \uc0ac\uc6a9\ud558\ub294 \ub9e4\uccb4\ub85c, \uade0\uc77c\ud558\uac8c \ub0c9\uac01\ub418\uace0 \uae68\ub057\ud55c \ud45c\uba74\uc744 \ub0a8\uae30\uba70, \uc624\uc77c\uc740 \uadf8 \uc606\uc5d0 \uae30\uc7ac\ub41c \ub354 \uc624\ub798\ub41c \ubc29\uc2dd\uc785\ub2c8\ub2e4. \ub450\uaebc\uc6b4 \uae08\ud615 \ub2e8\uba74\uacfc \ube60\ub978 \ub2f4\uae08\uc9c8\uc740 \ubcc0\ud615\uacfc \ub2f4\uae08\uc9c8 \uade0\uc5f4\uc744 \uc77c\uc73c\ud0a4\ub294 \uc870\ud569\uc774\uba70, \uadf8\ub798\uc11c \uc608\uc5f4 \ub2e8\uacc4\uac00 \uc18c\ud615 \ubd80\ud488\uc5d0\uc11c\ubcf4\ub2e4 \uc5ec\uae30\uc11c \ub354 \uc911\uc694\ud569\ub2c8\ub2e4. \uce74\ub4dc\uc5d0\ub294 \uacbd\ud654 \uc628\ub3c4 \ud558\ub098\ub9cc \uae30\uc7ac\ub418\uc5b4 \uc788\uace0 \uc720\uc9c0 \uc2dc\uac04\uc774 \uc5c6\uc73c\ubbc0\ub85c, \uc628\ub3c4 \uc720\uc9c0 \uc2dc\uac04\uc740 \uc774 \ud45c\uac00 \uc544\ub2c8\ub77c \uadc0\uc0ac\uc758 \uc5f4\ucc98\ub9ac\uc5c5\uccb4 \uc2e4\ubb34\uc5d0\uc11c \uac00\uc838\uc640\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

H19\uc758 \ud15c\ud37c\ub9c1 \ubc18\uc751<\/h2>\n\n\n\n

\uac01 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uac00 \ub0a8\uae30\ub294 \uacbd\ub3c4<\/h3>\n\n\n\n
\ud15c\ud37c\ub9c1, \u00b0F<\/th>\u00b0C<\/th>H19, HRC<\/th><\/tr><\/thead>
\ub2f4\uae08\uc9c8 \uc9c1\ud6c4<\/td>\u2013<\/td>53<\/td><\/tr>
600<\/td>315<\/td>52<\/td><\/tr>
700<\/td>370<\/td>51<\/td><\/tr>
800<\/td>425<\/td>51<\/td><\/tr>
900<\/td>480<\/td>51<\/td><\/tr>
1000<\/td>540<\/td>56<\/td><\/tr>
1100<\/td>595<\/td>57<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98, H19 \uc5f4\ucc98\ub9ac \ucc38\uace0 \uc815\ubcf4, \uc778\uc1c4 \ud398\uc774\uc9c0 188.<\/em><\/p>\n\n\n\n

\uce74\ub4dc\uc5d0\ub294 \ubaa8\ub4e0 \ud589\uc5d0 \ub85c\ud06c\uc6f0 C \uc218\uce58\uac00 \uae30\uc7ac\ub418\uc5b4 \uc788\uace0 \uc5b4\ub290 \uac83\uc5d0\ub3c4 \ud5c8\uc6a9 \ubc94\uc704\uac00 \uc5c6\uc2b5\ub2c8\ub2e4. \uace1\uc120\uc740 \ub2f4\uae08\uc9c8 \uc9c1\ud6c4 \uc218\uce58\uc5d0\uc11c \ucc98\uc74c \ub124 \ud589\uc5d0 \uac78\uccd0 \ud558\uac15\ud55c \ud6c4 1100 \u00b0F (595 \u00b0C)\uc5d0\uc11c \uce74\ub4dc\uc758 \ucd5c\uace0 \uc218\uce58\ub85c \uc0c1\uc2b9\ud558\uba70, \uc774\ub294 \uce74\ub4dc\uac00 \uc81c\uc2dc\ud558\ub294 \ubc94\uc704\uc758 \uc0c1\ud55c\uc785\ub2c8\ub2e4.<\/em><\/p>\n\n\n\n

\uace1\uc120\uc740 \ud3c9\ud0c4\ud558\uac8c \uc2dc\uc791\ud55c \ud6c4 \uc0c1\uc2b9\ud569\ub2c8\ub2e4. H19\ub294 \ub2f4\uae08\uc9c8 \ud6c4 53 HRC\uc774\uba70, \uce74\ub4dc\uc5d0 \uae30\uc7ac\ub41c \ucc98\uc74c \ub124 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc778 600 \u00b0F (315 \u00b0C)\ubd80\ud130 900 \u00b0F (480 \u00b0C)\uae4c\uc9c0\ub294 \uc218\uce58\ub97c 52 \ubc0f 51 HRC\ub85c \ub0ae\ucda5\ub2c8\ub2e4. \uadf8 \uc9c0\uc810\ubd80\ud130 \uace1\uc120\uc740 \uc0c1\uc2b9\ud558\uc5ec 1000 \u00b0F (540 \u00b0C)\uc5d0\uc11c 56 HRC, 1100 \u00b0F (595 \u00b0C)\uc5d0\uc11c 57 HRC\uac00 \ub418\uba70, \uc774\ub294 \uce74\ub4dc\uc758 \ucd5c\uace0 \uc218\uce58\uc774\uc790 \uc81c\uc2dc\ub41c \ubc94\uc704\uc758 \uc0c1\ud55c\uc785\ub2c8\ub2e4. \uc774 \uc0c1\uc2b9\uc740 2\ucc28 \uacbd\ud654\uc785\ub2c8\ub2e4. \ud145\uc2a4\ud150, \ubc14\ub098\ub4d0 \ubc0f \ucf54\ubc1c\ud2b8 \ud0c4\ud654\ubb3c\uc774 \ud15c\ud37c\ub9c1 \uc911\uc5d0 \uc6a9\uccb4\uc5d0\uc11c \uc11d\ucd9c\ub418\uc5b4 \uac15\uc7ac\uc5d0 \uacbd\ub3c4\ub97c \ub418\ub3cc\ub824\uc8fc\ubbc0\ub85c, \uc5f4\uac04 \uac00\uacf5 \uae08\ud615\uc740 \uc774 \ubc94\uc704\uc758 \ud558\ud55c\uc774 \uc544\ub2c8\ub77c \uc0c1\ud55c\uc5d0\uc11c \ud15c\ud37c\ub9c1\ub429\ub2c8\ub2e4. \uc0ac\uc6a9 \uc911 1000 \u00b0F (540 \u00b0C)\uc5d0\uc11c \uacbd\ub3c4\ub97c \uc720\uc9c0\ud574\uc57c \ud558\ub294 \uae08\ud615\uc740 \uc560\ucd08\uc5d0 \uadf8 \uc628\ub3c4\uc5d0 \uac00\uae5d\uac8c \ud15c\ud37c\ub9c1\ub429\ub2c8\ub2e4. \uc774 \uce74\ub4dc\uc5d0\ub294 1100 \u00b0F (595 \u00b0C) \uc704\uc5d0 \uc544\ubb34\uac83\ub3c4 \uae30\uc7ac\ub418\uc5b4 \uc788\uc9c0 \uc54a\uc73c\ubbc0\ub85c, \uace1\uc120\uc758 \uaf2c\ub9ac \ubd80\ubd84\uc740 \uc774 \ud398\uc774\uc9c0\uc758 \ucc38\uace0 \ub370\uc774\ud130 \ubc94\uc704 \ubc16\uc5d0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\n

H19 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac, \uc778\uc1c4\uc6a9 PDF<\/strong><\/p>\n\n

\uc774 \ud398\uc774\uc9c0\uc758 H19 \ud654\ud559 \uc131\ubd84, \uacbd\ud654 \uc0ac\uc774\ud074 \ubc0f \ud15c\ud37c\ub9c1 \ubc18\uc751\uc744 \ud558\ub098\uc758 PDF\ub85c \uc815\ub9ac\ud588\uc73c\uba70, \ub2f9\uc0ac \uc5f0\ub77d\ucc98 \uc815\ubcf4\ub3c4 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n

\n
PDF \ub2e4\uc6b4\ub85c\ub4dc, 374 KB<\/a><\/div>\n\n<\/div>\n<\/div>\n\n\n\n

\uad00\ub828 \ucc38\uc870 \ub370\uc774\ud130<\/h2>\n\n\n\n

H19\ub294 \uc774 \uc0ac\uc774\ud2b8\uc758 \ub2e4\ub978 \uc5f4\uac04 \uac00\uacf5 \uac15\uc885\ub4e4\uacfc \ud568\uaed8 \uc788\uc2b5\ub2c8\ub2e4. \uadf8 \uc606\uc758 \uac15\uc885\ub4e4\uc740 \ub2e4\uc74c\uc5d0 \uc815\ub9ac\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4: H11 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac \ud398\uc774\uc9c0<\/a>, H13 \uac15 \uc5f4\ucc98\ub9ac \ud398\uc774\uc9c0<\/a>, H21 \uacf5\uad6c\uac15 \ud398\uc774\uc9c0<\/a> \ubc0f H10 \uacf5\uad6c\uac15 \uc5f4\ucc98\ub9ac \uac00\uc774\ub4dc<\/a>\uc5d0 \uc788\uc73c\uba70, \uc5f4\uac04 \uacf5\uad6c\uac15 \uce74\ud0c8\ub85c\uadf8<\/a> \ub294 \uc774 \uacc4\uc5f4\uc744 \ubaa8\uc544 \ub193\uc558\uc2b5\ub2c8\ub2e4. \uacf5\uad6c\uac15 \uadf8\ub8f9 \uc804\ubc18\uc758 \uc791\uc5c5 \ubc94\uc704\ub294 \ub2e4\uc74c\uc5d0 \uc788\uc73c\uba70, \uacf5\uad6c\uac15 \ud15c\ud37c\ub9c1 \ucc28\ud2b8<\/a>\uc5d0\ub294 H19 \ud589\uc774 \uc788\uace0, \ub3d9\uc77c \uac15\uc885\uc758 \uace0\uc628 \uacbd\ub3c4\ub294 \ub2e4\uc74c\uc5d0 \uc788\uc73c\uba70, \uacf5\uad6c\uac15 \uace0\uc628 \uacbd\ub3c4 \ucc28\ud2b8<\/a>\uc5d0\ub294 H19 \ud589\uc774 \uc788\uace0, \ubaa8\ub4e0 \uac15\uc885\uc758 \ud654\ud559 \uc131\ubd84\uc740 \ub2e4\uc74c\uc5d0 \uc788\uc2b5\ub2c8\ub2e4: \uacf5\uad6c\uac15 \uc870\uc131 \ucc28\ud2b8<\/a>. \uc6a9\ub3c4\ubcc4 \uc120\uc815\uc740 \ub2e4\uc74c\uc5d0\uc11c \ub2e4\ub8f9\ub2c8\ub2e4: \uc6a9\ub3c4\ubcc4 \uacf5\uad6c\uac15 \uc120\uc815 \ud398\uc774\uc9c0<\/a> \uadf8\ub9ac\uace0 \ub2e4\uc774\uce90\uc2a4\ud305 \uc0ac\ub840\ub294 \ub2e4\uc74c\uc5d0 \uc788\uc2b5\ub2c8\ub2e4: H13 \uac15\uc774 \ub2e4\uc774\uce90\uc2a4\ud305\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc774\uc720 \ud398\uc774\uc9c0<\/a>.<\/p>\n\n\n\n

\ucc38\uace0 \ub370\uc774\ud130\ub294 Heat Treatment, Selection, and Application of Tool Steels (William E. Bryson, \uc81c2\ud310, Carl Hanser Verlag, 2009)\uc5d0\uc11c \ud3b8\uc9d1\ud588\uc2b5\ub2c8\ub2e4. H19\uc758 \ud654\ud559 \uc131\ubd84, \uacbd\ud654 \uc0ac\uc774\ud074 \ubc0f \ud15c\ud37c\ub9c1 \ubc18\uc751\uc740 \uc778\uc1c4 \ud398\uc774\uc9c0 188\uc758 \uc5f4\ucc98\ub9ac \ucc38\uace0 \uc815\ubcf4\uc5d0\uc11c \uac00\uc838\uc654\uc2b5\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"

H19 Tool Steel Heat Treatment The chemistry, the hardening cycle and the tempering line the source card prints for H19 heavy duty hot work tool steel. A reference summary of published practice and not an Aobo Steel specification. H19 in the hot work group H19 is a hot work tool steel that carries tungsten and […]<\/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-20199","page","type-page","status-publish","hentry"],"yoast_head":"\nH19 Tool Steel Heat Treatment and Tempering Chart<\/title>\n<meta name=\"description\" content=\"Hardening temperature, oil or salt quench and the tempering response of H19 hot work tool steel, with the chemistry and the Rockwell C figure on every temper row.\" \/>\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\/h19-tool-steel-heat-treatment\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"H19 Tool Steel Heat Treatment\" \/>\n<meta property=\"og:description\" content=\"Hardening temperature, oil or salt quench and the tempering response of H19 hot work tool steel, with the chemistry and the Rockwell C figure on every temper row.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/aobosteel.com\/ko\/h19-tool-steel-heat-treatment\/\" \/>\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=\"2026-10-15T16:16:03+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=\"6\ubd84\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"TechArticle\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/h19-tool-steel-heat-treatment\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/h19-tool-steel-heat-treatment\\\/\"},\"author\":{\"name\":\"Evan\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#\\\/schema\\\/person\\\/96118415c30ca6bb52eaf1127b052ef7\"},\"headline\":\"H19 Tool Steel Heat Treatment\",\"datePublished\":\"2026-09-28T18:13:10+00:00\",\"dateModified\":\"2026-10-15T16:16:03+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/h19-tool-steel-heat-treatment\\\/\"},\"wordCount\":1274,\"publisher\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#organization\"},\"inLanguage\":\"ko-KR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/h19-tool-steel-heat-treatment\\\/\",\"url\":\"https:\\\/\\\/aobosteel.com\\\/h19-tool-steel-heat-treatment\\\/\",\"name\":\"H19 Tool Steel Heat Treatment and Tempering Chart\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#website\"},\"datePublished\":\"2026-09-28T18:13:10+00:00\",\"dateModified\":\"2026-10-15T16:16:03+00:00\",\"description\":\"Hardening temperature, oil or salt quench and the tempering response of H19 hot work tool steel, with the chemistry and the Rockwell C figure on every temper row.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/h19-tool-steel-heat-treatment\\\/#breadcrumb\"},\"inLanguage\":\"ko-KR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/aobosteel.com\\\/h19-tool-steel-heat-treatment\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/h19-tool-steel-heat-treatment\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\\\/\\\/aobosteel.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"H19 Tool Steel Heat Treatment\"}]},{\"@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":"H19 Tool Steel Heat Treatment and Tempering Chart","description":"Hardening temperature, oil or salt quench and the tempering response of H19 hot work tool steel, with the chemistry and the Rockwell C figure on every temper row.","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\/h19-tool-steel-heat-treatment\/","og_locale":"ko_KR","og_type":"article","og_title":"H19 Tool Steel Heat Treatment","og_description":"Hardening temperature, oil or salt quench and the tempering response of H19 hot work tool steel, with the chemistry and the Rockwell C figure on every temper row.","og_url":"https:\/\/aobosteel.com\/ko\/h19-tool-steel-heat-treatment\/","og_site_name":"AoboSteel","article_publisher":"https:\/\/www.facebook.com\/profile.php?id=61565368220197","article_modified_time":"2026-10-15T16:16:03+00:00","twitter_card":"summary_large_image","twitter_misc":{"\uc608\uc0c1 \ub418\ub294 \ud310\ub3c5 \uc2dc\uac04":"6\ubd84"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"TechArticle","@id":"https:\/\/aobosteel.com\/h19-tool-steel-heat-treatment\/#article","isPartOf":{"@id":"https:\/\/aobosteel.com\/h19-tool-steel-heat-treatment\/"},"author":{"name":"Evan","@id":"https:\/\/aobosteel.com\/#\/schema\/person\/96118415c30ca6bb52eaf1127b052ef7"},"headline":"H19 Tool Steel Heat Treatment","datePublished":"2026-09-28T18:13:10+00:00","dateModified":"2026-10-15T16:16:03+00:00","mainEntityOfPage":{"@id":"https:\/\/aobosteel.com\/h19-tool-steel-heat-treatment\/"},"wordCount":1274,"publisher":{"@id":"https:\/\/aobosteel.com\/#organization"},"inLanguage":"ko-KR"},{"@type":"WebPage","@id":"https:\/\/aobosteel.com\/h19-tool-steel-heat-treatment\/","url":"https:\/\/aobosteel.com\/h19-tool-steel-heat-treatment\/","name":"H19 Tool Steel Heat Treatment and Tempering Chart","isPartOf":{"@id":"https:\/\/aobosteel.com\/#website"},"datePublished":"2026-09-28T18:13:10+00:00","dateModified":"2026-10-15T16:16:03+00:00","description":"Hardening temperature, oil or salt quench and the tempering response of H19 hot work tool steel, with the chemistry and the Rockwell C figure on every temper row.","breadcrumb":{"@id":"https:\/\/aobosteel.com\/h19-tool-steel-heat-treatment\/#breadcrumb"},"inLanguage":"ko-KR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/aobosteel.com\/h19-tool-steel-heat-treatment\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/aobosteel.com\/h19-tool-steel-heat-treatment\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/aobosteel.com\/"},{"@type":"ListItem","position":2,"name":"H19 Tool Steel Heat Treatment"}]},{"@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":"H19 Tool Steel Heat Treatment The chemistry, the hardening cycle and the tempering line the source card prints for H19 heavy duty hot work tool steel. A reference summary of published practice and not an Aobo Steel specification. H19 in the hot work group H19 is a hot work tool steel that carries tungsten and…","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":"H19 Tool Steel Heat Treatment The chemistry, the hardening cycle and the tempering line the source card prints for H19 heavy duty hot work tool steel. A reference summary of published practice and not an Aobo Steel specification. H19 in the hot work group H19 is a hot work tool steel that carries tungsten and…","_links":{"self":[{"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/pages\/20199","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=20199"}],"version-history":[{"count":7,"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/pages\/20199\/revisions"}],"predecessor-version":[{"id":22499,"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/pages\/20199\/revisions\/22499"}],"wp:attachment":[{"href":"https:\/\/aobosteel.com\/ko\/wp-json\/wp\/v2\/media?parent=20199"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}