{"id":18513,"date":"2026-09-16T06:18:21","date_gmt":"2026-09-15T22:18:21","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=18513"},"modified":"2026-10-21T10:48:26","modified_gmt":"2026-10-21T02:48:26","slug":"tool-steel-carbide-types-and-hardness","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/tool-steel-carbide-types-and-hardness\/","title":{"rendered":"\uacf5\uad6c\uac15 \ud0c4\ud654\ubb3c \uc720\ud615 \ubc0f \uacbd\ub3c4"},"content":{"rendered":"

\uacf5\uad6c\uac15 \ud0c4\ud654\ubb3c \uc720\ud615 \ubc0f \uacbd\ub3c4<\/h1>\n\n\n\n

\uacf5\uad6c\uac15\uc758 \ub0b4\ub9c8\ubaa8\uc131\uc744 \ub2f4\ub2f9\ud558\ub294 \uc785\uc790\ub294 \ud569\uae08 \ud0c4\ud654\ubb3c\uc774\uba70, \uac01 \uc720\ud615\uc740 \uace0\uc720\ud55c \ud654\ud559 \uc870\uc131, \uacb0\uc815 \uad6c\uc870 \ubc0f \uacbd\ub3c4\ub97c \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ud398\uc774\uc9c0\uc5d0\uc11c\ub294 \ub0c9\uac04 \uacf5\uad6c\uac15 \ubc0f \uace0\uc18d\ub3c4\uac15\uc5d0\uc11c \ubc1c\uacac\ub418\ub294 \ud0c4\ud654\ubb3c, \uac01 \ud0c4\ud654\ubb3c\uc774 \ub3c4\ub2ec\ud558\ub294 \uacbd\ub3c4, \uc774\ub97c \ud615\uc131\ud558\ub294 \ud569\uae08 \ud568\ub7c9, \uadf8\ub9ac\uace0 \ud0c4\ud654\ubb3c \uc720\ud615, \ud06c\uae30 \ubc0f \ubd84\ud3ec\uac00 \uc644\uc131\ub41c \uacf5\uad6c\uc758 \uc131\ub2a5\uc744 \uacb0\uc815\ud558\ub294 \ubc29\uc2dd\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud0c4\ud654\ubb3c \uc720\ud615, \uacb0\uc815 \uad6c\uc870 \ubc0f \uacbd\ub3c4<\/strong><\/p>\n\n\n\n

\ubcf5\ud569 \ud0c4\ud654\ubb3c\uc5d0 \uc0ac\uc6a9\ub418\ub294 MxCy \ud45c\uae30\ubc95\uc73c\ub85c \ud45c\uc2dc\ub41c \ud0c4\ud654\ubb3c\uc740 \uae08\uc18d \uce21\uc774 \uc21c\uc218 \ud654\ud569\ubb3c\uc774 \uc544\ub2c8\ub77c \ud55c \uc6d0\uc18c\uac00 \ud48d\ubd80\ud55c \ud63c\ud569\ubb3c\uc785\ub2c8\ub2e4. \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8 \uc120\uc740 \ud0c4\ud654\ubb3c\uc774 \uc704\uce58\ud55c \uacbd\ud654\ub41c \uae30\uc9c0\ub85c, \uaddc\ubaa8 \ube44\uad50\ub97c \uc704\ud574 \ud45c\uc2dc\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uce74\ubc14\uc774\ub4dc<\/th>\uc8fc\uc694 \uc6d0\uc18c<\/th>\uc21c\uc218 \ud0c4\ud654\ubb3c<\/th>\uacb0\uc815\uacc4<\/th>\uaca9\uc790 \uc0c1\uc218<\/th>\uacbd\ub3c4<\/th><\/tr><\/thead>
MC<\/td>\ub2c8\uc624\ube00<\/td>NbC<\/td>\uba74\uc2ec \uc785\ubc29<\/td>a = 4.47 \u00c5<\/td>2300 HV<\/td><\/tr>
MC<\/td>\ubc14\ub098\ub4d0<\/td>V4C3<\/td>\uc785\ubc29<\/td>a = 4.16 \u00c5<\/td>2000 HV<\/td><\/tr>
M2C<\/td>\ubab0\ub9ac\ube0c\ub374<\/td>Mo2C<\/td>\uc721\ubc29<\/td>a = 3.01 \u00c5, c = 4.74 \u00c5<\/td>1800 HV<\/td><\/tr>
M7C3<\/td>\ud06c\ub86c<\/td>Cr7C3<\/td>\uc721\ubc29<\/td>a = 13.90 \u00c5, c = 4.52 \u00c5<\/td>1600 HV<\/td><\/tr>
M6C<\/td>\ud145\uc2a4\ud150 \ub610\ub294 \ubab0\ub9ac\ube0c\ub374<\/td>Fe3Mo3C<\/td>\uc785\ubc29<\/td>a = 11.12 \u00c5<\/td>1500 HV<\/td><\/tr>
M3C<\/td>\ucca0<\/td>Fe3C<\/td>\uc0ac\ubc29\uc815\uacc4<\/td>a = 5.06 \u00c5, b = 6.74 \u00c5, c = 4.50 \u00c5<\/td>1100 HV<\/td><\/tr>
Martensite<\/td>\uae30\uc9c0 \ucc38\uc870<\/td>0.8% C \uac15<\/td>\uc815\ubc29\uc815\uacc4<\/td>a = 2.85 \u00c5, c = 2.95 \u00c5<\/td>900 HV<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98: Tool Steels, Properties and Performance (R. A. Mesquita, CRC Press), Table 5.2, \uc5ec\uae30\uc5d0 \ub098\uc5f4\ub41c \uacb0\uc815\ud559 \ubc0f \uacbd\ub3c4 \ucc38\uace0 \ubb38\ud5cc\uc758 \uac12\uc744 \uc218\uc9d1\ud55c \uac83\uc785\ub2c8\ub2e4. \uaca9\uc790 \uc0c1\uc218\ub294 \uc21c\uc218 \ud0c4\ud654\ubb3c\uc758 \uc0c1\uc628 \uac12\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc5b4\ub5a4 \uc6d0\uc18c\uac00 \ud0c4\uc18c\ub97c \uac00\uc7a5 \uac15\ud558\uac8c \ubd99\uc7a1\ub294\uac00<\/strong><\/p>\n\n\n\n

\uc0dd\uc131 \uc790\uc720 \uc5d0\ub108\uc9c0\ub294 \ud0c4\ud654\ubb3c \ud615\uc131 \uc6d0\uc18c\uc758 \uc21c\uc704\ub97c \ub9e4\uae41\ub2c8\ub2e4. \uac12\uc774 \ub0ae\uc744\uc218\ub85d \uc6d0\uc18c\uac00 \uc6a9\uc561\uc5d0\uc11c \ud0c4\uc18c\ub97c \ub354 \uac15\ud558\uac8c \ub04c\uc5b4\ub0b4\ubbc0\ub85c \ud0c4\ud654\ubb3c\uc774 \ub354 \uc77c\ucc0d \ud615\uc131\ub418\uace0 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc911\uc5d0 \ub35c \uc6a9\ud574\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc694\uc18c<\/th>\uce74\ubc14\uc774\ub4dc<\/th>\uc0dd\uc131 \uc790\uc720 \uc5d0\ub108\uc9c0 (kJ\/mol C)<\/th><\/tr><\/thead>
\ud2f0\ud0c0\ub284<\/td>TiC<\/td>−170<\/td><\/tr>
\ub2c8\uc624\ube00<\/td>NbC<\/td>−135<\/td><\/tr>
\ubc14\ub098\ub4d0<\/td>VC<\/td>−42<\/td><\/tr>
\ud145\uc2a4\ud150<\/td>WC<\/td>−35<\/td><\/tr>
\ud06c\ub86c<\/td>Cr7C3<\/td>−33<\/td><\/tr>
\ud06c\ub86c<\/td>Cr23C6<\/td>−20<\/td><\/tr>
\ubab0\ub9ac\ube0c\ub374<\/td>Mo2C<\/td>−5<\/td><\/tr>
\ucca0<\/td>Fe3C<\/td>+15<\/td><\/tr>
Manganese<\/td>Mn3C<\/td>+20<\/td><\/tr>
Cobalt<\/td>Co2C<\/td>+35<\/td><\/tr>
\ub2c8\ucf08<\/td>Ni3C<\/td>+65<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98: Tool Steels, Properties and Performance (R. A. Mesquita, CRC Press), Figure 3.10. \uac12\uc740 \uc0c1\uc628 \ubc0f \uae08\uc18d \ud65c\uc131\ub3c4 1%\uc5d0 \ub300\ud55c \uac83\uc73c\ub85c, \ud0c4\uc18c 1\ubab0\ub2f9\uc73c\ub85c \ud45c\ud604\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uac12\uc774 \ub0ae\uc744\uc218\ub85d \ud0c4\ud654\ubb3c\uc774 \ub354 \uac15\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc21c\uc704 \ud574\uc11d<\/h3>\n\n\n\n

\uc774 \uc21c\uc11c\ub294 \uc774\ub7ec\ud55c \uac15\uc758 \ud604\uc7a5 \uac70\ub3d9\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \ud06c\ub86c \ud0c4\ud654\ubb3c\uc740 \uc6a9\ud574\uac00 \uac00\uc7a5 \uc27d\uace0, \ubab0\ub9ac\ube0c\ub374\uc774 \uadf8 \ub4a4\ub97c \ub530\ub974\uba70, MC \ud0c4\ud654\ubb3c\uc740 \uc6a9\ud574\uc5d0 \uac00\uc7a5 \uc800\ud56d\uc131\uc774 \ud06c\uace0, \ub2c8\uc624\ube00 \ud0c4\ud654\ubb3c\uc774 \ubc14\ub098\ub4d0 \ud0c4\ud654\ubb3c\ubcf4\ub2e4 \uc704\uc5d0 \uc788\uc2b5\ub2c8\ub2e4. \uc774\uac83\uc774 D2 \uae08\ud615\uc774 \uc77c\ubc18\uc801\uc778 \ubc94\uc704\uc5d0\uc11c \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654\ub418\uc5b4\ub3c4 \uc5ec\uc804\ud788 \ud06c\ub86c \ud0c4\ud654\ubb3c\ub85c \uac00\ub4dd \ucc28 \uc788\ub294 \ubc18\uba74, \uace0\uc18d\ub3c4\uac15\uc758 \ubc14\ub098\ub4d0 \ud0c4\ud654\ubb3c\uc740 \uc6a9\ud574\ub418\uae30 \uc704\ud574 \uace0\uc0c1\uc120 \uadfc\ucc98\uc758 \uc628\ub3c4\uac00 \ud544\uc694\ud55c \uc774\uc720\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc644\uc131\ub41c \uacf5\uad6c\uc5d0 \ub450 \uac00\uc9c0 \uacb0\uacfc\uac00 \ub530\ub985\ub2c8\ub2e4. \uc6a9\ud574\ub418\uc9c0 \uc54a\uace0 \ub0a8\uc740 \ud0c4\ud654\ubb3c\uc740 \ub0b4\ub9c8\ubaa8\uc131\uc744 \uc720\uc9c0\ud558\uace0, \uc6a9\ud574\ub41c \ud0c4\ud654\ubb3c\uc740 \ub728\uc784 \ubc18\uc751\uc744 \uacf5\uae09\ud558\uc5ec \ub728\uc784 \ud6c4 \uacbd\ub3c4\ub97c \ub192\uc785\ub2c8\ub2e4. \uc774 \ub458 \uc0ac\uc774\uc758 \uade0\ud615\uc740 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc628\ub3c4\uc5d0 \uc758\ud574 \uacb0\uc815\ub418\uba70, \uadf8 \uc628\ub3c4\uac00 \ud0c4\ud654\ubb3c \uc6a9\ud574<\/a> \uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc740 D2 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \ud398\uc774\uc9c0\uc5d0\uc11c \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud0c4\ud654\ubb3c\uc774 \uac15\uc5d0 \ub0a8\ub294 \uacbd\uc6b0<\/strong><\/p>\n\n\n\n

\ud569\uae08 \ucca8\uac00\ubb3c\uc740 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uc5d0 \ud55c\uacc4\uae4c\uc9c0 \uc6a9\ud574\ub429\ub2c8\ub2e4. \uadf8 \ud55c\uacc4\ub97c \ucd08\uacfc\ud558\ub294 \ubaa8\ub4e0 \uac83\uc740 \ubbf8\uc6a9\ud574 \ud0c4\ud654\ubb3c\ub85c \ub0a8\uc544<\/a>, \uc774\uac83\uc774 \ub0b4\ub9c8\ubaa8\uc131 \ud0c4\ud654\ubb3c\uc774 \uc5f4\ucc98\ub9ac \ud6c4\uc5d0\ub3c4 \uc720\uc9c0\ub418\ub294 \ubc29\uc2dd\uc785\ub2c8\ub2e4. 1% C\uc5d0\uc11c \ub300\ub7b5\uc801\uc778 \ud55c\uacc4\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc694\uc18c<\/th>\uc57d \ub2e4\uc74c\uacfc \uac19\uc740 \uc218\uc900\uae4c\uc9c0 \uc6a9\uc561\uc5d0 \ub0a8\uc74c<\/th>\ucd08\uacfc\ubd84 \ud615\uc131<\/th><\/tr><\/thead>
\ud145\uc2a4\ud150<\/td>3% W<\/td>M6C<\/td><\/tr>
\ubab0\ub9ac\ube0c\ub374<\/td>3% Mo<\/td>M2C \ubc0f M6C<\/td><\/tr>
\ubc14\ub098\ub4d0<\/td>0.5% V<\/td>MC<\/td><\/tr>
\ub2c8\uc624\ube00<\/td>0.01% Nb<\/td>MC<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98: Tool Steels, Properties and Performance (R. A. Mesquita, CRC Press), Section 5.3.2. \ud0c4\uc18c \ud568\ub7c9\uc774 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c \ud55c\uacc4\ub294 \uac10\uc18c\ud569\ub2c8\ub2e4. \ud0c4\uc18c\uac00 \ub3d9\uc77c\ud55c \uc6a9\uc561 \uc790\ub9ac\ub97c \ub450\uace0 \ud569\uae08 \uc6d0\uc18c\uc640 \uacbd\uc7c1\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc5b4\ub5a4 \ub4f1\uae09\uc5d0 \uc5b4\ub5a4 \ud0c4\ud654\ubb3c\uc774 \uc788\ub294\uac00<\/strong><\/p>\n\n\n\n

\uc544\ub798 \ubd84\ub958\ub294 \uc77c\ubc18 \uacf5\uae09\ub418\ub294 \uacf5\uad6c\uac15\uc744 \ud3ec\ud568\ud569\ub2c8\ub2e4. \ud0c4\ud654\ubb3c \ud568\ub7c9<\/a> \uae30\uc7ac\ub41c \uac12\uc740 \uc77c\ubc18\uc801\uc778 \uc0ac\uc6a9 \uacbd\ub3c4\uc5d0\uc11c \uacbd\ud654 \ubc0f \ud15c\ud37c\ub9c1\ub41c \uc0c1\ud0dc\uc5d0 \ub300\ud55c \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub4f1\uae09<\/th>\uc720\ud615<\/th>\uc644\uc131\ub41c \uacf5\uad6c\uc758 \ud0c4\ud654\ubb3c \ud568\ub7c9<\/th>\ud0c4\ud654\ubb3c \uc720\ud615<\/th><\/tr><\/thead>
\ub0c9\uac04 \uacf5\uad6c\uac15<\/a><\/td><\/tr>
O1<\/a>, O2<\/a><\/td>\uc720\uacbd\ud654<\/td>\uac70\uc758 \uc5c6\uc74c. \ub728\uc784 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\uac00 \ub0b4\ub9c8\ubaa8\uc131\uc744 \ub2e8\ub3c5\uc73c\ub85c \ub2f4\ub2f9\ud569\ub2c8\ub2e4.<\/td>\ub728\uc784\uc73c\ub85c \uc778\ud55c Fe3C, \ubbf8\uc6a9\ud574 \uc785\uc790 \uc5c6\uc74c<\/td><\/tr>
A2<\/a><\/td>\uacf5\uae30 \uacbd\ud654, \uc911\ud569\uae08<\/td>\ub0ae\uc74c. 5% Cr \ubc0f 1% C\ub294 \uc77c\ubc18\uc801\uc778 \uacbd\ud654 \uc628\ub3c4\uc5d0\uc11c \ub300\ubd80\ubd84 \uc6a9\uc561\uc5d0 \ub0a8\uc2b5\ub2c8\ub2e4.<\/td>M7C3<\/td><\/tr>
DC53<\/a> \ubc0f 8% Cr \ub4f1\uae09<\/td>\uacf5\uae30 \uacbd\ud654, 8% Cr<\/td>D2\ubcf4\ub2e4 \ub354 \ubbf8\uc138\ud558\uace0 \uc801\uc740 \ud0c4\ud654\ubb3c\ub85c, \uc778\uc131\uc774 \ub354 \ub192\uace0 \ubbf8\uc138 \uc870\uc9c1\uc774 \ub354 \uc798 \uc5f0\ub9c8\ub418\ub294 \uc774\uc720\uc785\ub2c8\ub2e4.<\/td>M7C3<\/td><\/tr>
D2<\/a><\/td>\uace0\ud06c\ub86c, 12% Cr<\/td>\uacbd\ud654 \ubc0f \ub728\uc784 \uc0c1\ud0dc\uc5d0\uc11c \uc57d 13 vol%, \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \ud0c4\ud654\ubb3c \ub2f4\uc9c0 \ub0c9\uac04 \uacf5\uad6c\uac15\uc785\ub2c8\ub2e4.<\/td>M7C3<\/td><\/tr>
D3<\/a>, D6<\/a><\/td>\uace0\ud0c4\uc18c, \uace0\ud06c\ub86c<\/td>\ucd5c\ub300 \uc57d 20 vol%. \ub0c9\uac04 \uacf5\uad6c\uac15 \ub4f1\uae09 \uc911 \ub0b4\ub9c8\ubaa8\uc131\uc774 \uac00\uc7a5 \ub192\uace0 \uc778\uc131\uc774 \uac00\uc7a5 \ub0ae\uc2b5\ub2c8\ub2e4.<\/td>M7C3<\/td><\/tr>
\uace0\uc18d\ub3c4\uac15<\/a><\/td><\/tr>
M2<\/a>, M42<\/a><\/td>\ubab0\ub9ac\ube0c\ub374\uacc4 \uace0\uc18d\ub3c4\uac15<\/td>\ucd5c\ub300 \uc57d 15 vol%. \ubab0\ub9ac\ube0c\ub374 \ub4f1\uae09\uc5d0\uc11c M2C \uacf5\uc815 \uc870\uc9c1\uc740 \uc900\uc548\uc815 \uc0c1\ud0dc\uc774\uba70 M6C\ub85c \ubcc0\ud658\ub429\ub2c8\ub2e4.<\/td>MC \ubc0f M6C<\/td><\/tr>
T1, T15<\/td>\ud145\uc2a4\ud150 \uace0\uc18d\ub3c4\uac15<\/td>\ucd5c\ub300 \uc57d 15 vol%. \ud145\uc2a4\ud150 \ub4f1\uae09\uc740 \uc751\uace0 \uc911\uc5d0 \uc9c1\uc811 M6C\ub97c \ud615\uc131\ud569\ub2c8\ub2e4.<\/td>MC \ubc0f M6C<\/td><\/tr>
PM \ub4f1\uae09<\/td>\ubd84\ub9d0 \uc57c\uae08<\/td>\ub3d9\uc77c \ud654\ud559 \uc870\uc131\uc758 \uae30\uc874 \ub4f1\uae09\uacfc \ub3d9\uc77c\ud55c \ud0c4\ud654\ubb3c \uc720\ud615, 2\ubc30\uc5d0\uc11c 10\ubc30 \ub354 \ubbf8\uc138\ud558\uace0 \uade0\uc77c\ud558\uac8c \ubd84\ud3ec\ub428<\/a>.<\/td>MC \ubc0f M6C<\/td><\/tr>
\uc5f4\uac04 \uacf5\uad6c\uac15 \ubc0f \uae08\ud615\uac15<\/a><\/td><\/tr>
H13<\/a>, H11<\/a>, P20<\/a><\/td>\uc5f4\uac04 \uacf5\uad6c\uac15 \ubc0f \ud50c\ub77c\uc2a4\ud2f1 \uae08\ud615\uac15<\/td>\ud070 \ubbf8\uc6a9\ud574 \ud0c4\ud654\ubb3c\uc774 \uc5c6\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ud569\uae08 \ucca8\uac00\ubb3c\uc740 \uc6a9\ud574\ub3c4 \ud55c\uacc4\uc5d0 \uac00\uae5d\uac8c \uc704\uce58\ud558\uba70 \ub728\uc784 \uc911 \ubbf8\uc138 \uc11d\ucd9c\ubb3c\uc744 \ud1b5\ud574 \uc791\uc6a9\ud569\ub2c8\ub2e4.<\/td>\ubbf8\uc138 2\ucc28 \ud0c4\ud654\ubb3c \ubc0f \uc9c8\ud654\ubb3c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98: Tool Steels, Properties and Performance (R. A. Mesquita, CRC Press), Sections 3.3 \ubc0f 5.3, \uadf8\ub9ac\uace0 Figures 5.14 \ubc0f 3.25\uc758 \ubbf8\uc138 \uc870\uc9c1 \ube44\uad50.<\/p>\n\n\n\n

\uc591, \ud06c\uae30 \ubc0f \ubd84\ud3ec\uac00 \ub0b4\ub9c8\ubaa8\uc131\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4<\/strong><\/p>\n\n\n\n

\ud0c4\ud654\ubb3c \uc9d1\ub2e8\uc758 \uc131\ub2a5\uc744 \uacb0\uc815\ud558\ub294 \uc138 \uac00\uc9c0 \uc694\uc18c\uac00 \uc788\uc73c\uba70, \uc774\ub4e4\uc740 \uc11c\ub85c \ub2e4\ub978 \ub450 \ub2e8\uacc4\uc5d0\uc11c \uacb0\uc815\ub429\ub2c8\ub2e4. \uc591\uacfc \uc720\ud615\uc740 \ub4f1\uae09\uc758 \ud654\ud559 \uc870\uc131\uc5d0\uc11c \ube44\ub86f\ub418\uace0, \ud06c\uae30\uc640 \ubd84\ud3ec\ub294 \uac15\uc774 \uc81c\uc870\ub41c \ubc29\uc2dd\uc5d0\uc11c \ube44\ub86f\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc138 \uac00\uc9c0 \uc694\uc18c\uc758 \uc5ed\ud560<\/h3>\n\n\n\n

\uc591. \ud0c4\ud654\ubb3c\uc774 \ub9ce\uc744\uc218\ub85d \ub0b4\ub9c8\ubaa8\uc131\uc740 \ud5a5\uc0c1\ub418\uace0 \uc778\uc131\uc740 \ub0ae\uc544\uc9d1\ub2c8\ub2e4. \uc77c\ubc18 \ub4f1\uae09\uc5d0\uc11c \uc2e4\uc6a9\uc801\uc778 \uc0c1\ud55c\uc740 \uc57d 15 vol%\uc774\uba70, \uacf5\uae09\ub418\ub294 \uac15\uc5d0\uc11c \uad00\ucc30\ub418\ub294 \ucd5c\ub300\uce58\ub294 20 vol%\uc785\ub2c8\ub2e4. \uadf8 \uc774\uc0c1\uc5d0\uc11c\ub294 \ubbf8\uc138 \uc870\uc9c1\uc774 \ub108\ubb34 \ucde8\uc131\uc774 \uac15\ud574\uc838 \uc789\uacf3\uc744 \ub2e8\uc870\ud558\uac70\ub098 \uc555\uc5f0\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud06c\uae30. \uc870\ub300\ud55c \ud0c4\ud654\ubb3c\uc740 \uc870\ub300\ud55c \uc5f0\ub9c8 \ub9c8\ubaa8\uc5d0 \uac00\uc7a5 \uc798 \uc800\ud56d\ud569\ub2c8\ub2e4. \uc5f0\ub9c8 \uc785\uc790\uac00 \ube44\uc2b7\ud55c \ud06c\uae30\uc758 \uacbd\uc9c8 \uc0c1\uc744 \ub9cc\ub098\uc9c0 \uc54a\uace0\ub294 \uae30\uc9c0\uc7ac\ub97c \uc808\uc0ad\ud560 \uc218 \uc5c6\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ubbf8\uc138\ud55c \ud0c4\ud654\ubb3c\uc740 \uc751\ucc29 \ub9c8\ubaa8\uc640 \ud3f4\ub9ac\uc2f1\uc5d0 \uc801\ud569\ud558\uba70, \uc870\ub300\ud55c \uc785\uc790\ub294 \uade0\uc5f4 \uac1c\uc2dc\uc810\uc73c\ub85c \uc791\uc6a9\ud558\uac70\ub098 \ud45c\uba74\uc5d0\uc11c \ub5a8\uc5b4\uc838 \ub098\uac11\ub2c8\ub2e4. \uc774\uac83\uc774 \ubc14\ub85c \uc5f0\ub9c8 \ub9c8\ubaa8 \ub4f1\uae09<\/a> \uc774 \ucc99\ub3c4\uc758 \ud55c\ucabd \ub05d\uc5d0 \uc704\uce58\ud558\uace0 \uc751\ucc29 \ub9c8\ubaa8 \ub4f1\uae09<\/a> \uc774 \ub2e4\ub978 \ucabd \ub05d\uc5d0 \uc704\uce58\ud558\ub294 \uc2e4\uc9c8\uc801\uc778 \ud2b8\ub808\uc774\ub4dc\uc624\ud504\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubd84\ud3ec. \ub3d9\uc77c\ud55c \ubd80\ud53c\uc758 \ud0c4\ud654\ubb3c\uc774\ub77c\ub3c4 \uade0\uc77c\ud558\uac8c \ubd84\ud3ec\ub420 \ub54c \ud6e8\uc52c \ub354 \uc798 \uc791\ub3d9\ud569\ub2c8\ub2e4. \ubd84\ub9d0 \uc57c\uae08<\/a> \uc73c\ub85c \uc81c\uc870\ub41c \uac15\uc740 \ub3d9\uc77c\ud55c \ud654\ud559 \uc870\uc131\uc758 \uc77c\ubc18 \uc8fc\uc870 \ub4f1\uae09\ubcf4\ub2e4 \ud0c4\ud654\ubb3c\uc744 2~10\ubc30 \ub354 \ubbf8\uc138\ud558\uac8c \uc720\uc9c0\ud558\uba70, \uc774\ub294 \ud654\ud559 \uc870\uc131\uc744 \ubcc0\uacbd\ud558\uc9c0 \uc54a\uace0\ub3c4 \uc778\uc131\uacfc \ud3f4\ub9ac\uc2f1\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ucd9c\ucc98\uc758 \ub2e8\uc77c \ube44\uad50\ub294 \uc720\ud615\uc774 \ubd80\ud53c\ub97c \ub2a5\uac00\ud558\ub294 \ubc29\uc2dd\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc57d 15 vol%\uc758 MC \ud0c4\ud654\ubb3c\uc744 \ud568\uc720\ud55c 10% V \uc2e4\ud5d8\uac15\uc740 \uc870\ub300\ud55c \uc0ac\ud3ec \uc5f0\ub9c8 \uc870\uac74\uc5d0\uc11c \uc57d 20 vol%\uc758 M7C3 \ud0c4\ud654\ubb3c\uc744 \ud568\uc720\ud55c D6\ubcf4\ub2e4 \ub0b4\ub9c8\ubaa8\uc131\uc774 \uc6b0\uc218\ud569\ub2c8\ub2e4. MC\uac00 M7C3\ubcf4\ub2e4 \uc57d \ub450 \ubc30 \ub354 \uacbd\ub3c4\uac00 \ub192\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ub0b4\ub9c8\ubaa8\uc131\uc740 \ud0c4\ud654\ubb3c \ubd80\ud53c\ubcf4\ub2e4 \ud0c4\ud654\ubb3c \uacbd\ub3c4\uc5d0 \ub530\ub77c \uba3c\uc800 \uc99d\uac00\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud0c4\uc18c \ud568\ub7c9\uc740 \uacf5\uad6c\uac15\uc774 \ub3c4\ub2ec\ud560 \uc218 \uc788\ub294 \uacbd\ub3c4\ub97c \uacb0\uc815\ud558\uc9c0\ub9cc, \ud0c4\uc18c\uac00 \uc704\uce58\ud55c \uc870\uc9c1 \uad6c\uc870\uac00 \uadf8 \uacbd\ub3c4\uac00 \uc5bc\ub9c8\ub098 \uc2e4\ud604\ub418\ub294\uc9c0\ub97c \uc88c\uc6b0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\"Hardness
\uadf8\ub9bc 11.3. \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8, \ud384\ub77c\uc774\ud2b8, \ud398\ub77c\uc774\ud2b8 \uc911\uc758 \uad6c\uc0c1\ud654 \ud0c4\ud654\ubb3c \uc138 \uac00\uc9c0 \uc870\uc9c1\uc758 \uacbd\ub3c4\ub97c \ud0c4\uc18c \ud568\ub7c9\uc5d0 \ub530\ub77c \ube44\ucee4\uc2a4\uc640 \ub85c\ud06c\uc6f0 C \uc2a4\ucf00\uc77c\ub85c \ub098\ud0c0\ub0b8 \uac83\uc774\ub2e4. \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8 \uace1\uc120\uc758 \uace0\ud0c4\uc18c\ucabd\uc774 \ub113\uc740 \uac83\uc740 \uc794\ub958 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uac00 \uacbd\ub3c4\ub97c \ub0ae\ucd94\uae30 \ub54c\ubb38\uc774 \uba70, \uace0\ud0c4\uc18c \uacf5\uad6c\uac15\uc744 \ub450 \ubc88 \ud15c\ud37c\ub9c1\ud558\ub294 \uc774\uc720\ub3c4 \uac19\ub2e4. \uad6c\uc0c1\ud654 \ud0c4\ud654\ubb3c \uc870\uc9c1\uc740 \uc138 \uac00\uc9c0 \uc911 \uac00\uc7a5 \ubb34\ub974\uace0, \uac15\uc7ac\uac00 \uacf5\uae09\ub418\ub294 \uc5b4\ub2d0\ub9c1 \uc0c1\ud0dc\uc774\ub2e4. \ucd9c\ucc98: E. Essadiqi, Tool Steels, in Steel Heat Treatment: Metallurgy and Technologies (G.E. Totten, ed.), CRC Press, 2006, Fig. 11.3.<\/figcaption><\/figure>\n\n\n\n

\ud0c4\ud654\ubb3c\uc740 \ubbf8\uc138 \uc870\uc9c1\uc758 \uc785\uc790 \uc808\ubc18\uc744 \uad6c\uc131\ud569\ub2c8\ub2e4<\/h2>\n\n\n\n

\uacf5\uad6c\uac15\uc740 \uacbd\ud654\ub41c \uae30\uc9c0\uc7ac\uc640 \uc785\uc790 \uc9d1\ub2e8\uc73c\ub85c \ud574\uc11d\ud558\ub294 \uac83\uc774 \uac00\uc7a5 \uc88b\uc2b5\ub2c8\ub2e4. \uae30\uc9c0\uc7ac\ub294 \uac15\ub3c4\uc640 \ub728\uc784 \ubc18\uc751\uc744 \uacb0\uc815\ud558\uace0, \uc785\uc790\ub294 \uc5f0\ub9c8 \ub9c8\ubaa8 \uc800\ud56d\uc131\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubd84\ud560\uc758 \uac01 \uce21\uba74\uc744 \uc911\uc2ec\uc73c\ub85c \uad6c\uc131\ub41c \ub4f1\uae09\uc740 \uacbd\ub3c4 \ubc0f \ub9c8\ubaa8 \ub4f1\uae09\uacfc \ud568\uaed8 \uacf5\uad6c\uac15 \ud2b9\uc131 \ucc28\ud2b8<\/a>.<\/p>\n\n\n\n

\ub2c8\uc624\ube00 \ud0c4\ud654\ubb3c\uc740 \uac00\uc7a5 \uacbd\ub3c4\uac00 \ub192\uc9c0\ub9cc \uac00\uc7a5 \uc801\uac8c \uc0ac\uc6a9\ub429\ub2c8\ub2e4<\/h2>\n\n\n\n

\ub2c8\uc624\ube00\uc740 \ud45c\uc5d0\uc11c \uac00\uc7a5 \uacbd\ub3c4\uac00 \ub192\uc740 \ud0c4\ud654\ubb3c\uc744 \ud615\uc131\ud558\uba70 1% \ubbf8\ub9cc\uc758 \ucca8\uac00\ub85c\ub3c4 \ud615\uc131\uc744 \uc2dc\uc791\ud558\ubbc0\ub85c \ud569\uae08 \uc5ec\uc720\uac00 \uac70\uc758 \uc5c6\ub294 \ub4f1\uae09\uc5d0\uc11c \uc791\ub3d9\ud569\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uacf5\uad6c\uac15\uc740 \ub2c8\uc624\ube00\uc774 \ub110\ub9ac \uc0ac\uc6a9\ub418\uae30 \uc804\uc5d0 \uac1c\ubc1c\ub418\uc5c8\uc73c\uba70, \ucd9c\ucc98\uc5d0\uc11c\ub294 \uc774\ub97c \ud604\uc7ac\uc758 \uad00\ud589\uc774\ub77c\uae30\ubcf4\ub2e4 \uc720\ub9dd\ud55c \ubc29\ud5a5\uc73c\ub85c \ucde8\uae09\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uae08\ud615\uac15\uc740 \ub2e4\ub978 \ubc29\ud5a5\uc73c\ub85c \uac11\ub2c8\ub2e4<\/h2>\n\n\n\n

\ud50c\ub77c\uc2a4\ud2f1 \uae08\ud615\uac15\uc740 \ud070 \ubbf8\uc6a9\ud574 \ud0c4\ud654\ubb3c \uc5c6\uc774 \uc124\uacc4\ub429\ub2c8\ub2e4. \ubaa8\ub4e0 \uc785\uc790\uac00 \uc7a0\uc7ac\uc801\uc778 \ud3f4\ub9ac\uc2f1 \uacb0\ud568\uc774\uc790 \uc5d0\uce6d \ub77c\uc778\uc774\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ud53c\uc0ad\uc131\uacfc \ud3f4\ub9ac\uc2f1\uc131\uc744 \ud2b8\ub808\uc774\ub4dc\uc624\ud504\ud558\ub294 \ub4f1\uae09\uc744 \ud3ec\ud568\ud558\uc5ec \uc774\uac83\uc774 \ud45c\uba74 \ub9c8\uac10\uc5d0\uc11c \uc5b4\ub5bb\uac8c \ub098\ud0c0\ub098\ub294\uc9c0\ub294 \uc5f0\ub9c8 \ubc0f \ud14d\uc2a4\ucc98\ub9c1 \uac00\uc774\ub4dc<\/a>.<\/p>\n\n\n\n

\ubd84\ub9d0 \uc57c\uae08\uc740 \uc720\ud615\uc774 \uc544\ub2cc \ud06c\uae30\ub97c \ubcc0\uacbd\ud569\ub2c8\ub2e4<\/h2>\n\n\n\n

PM \ub4f1\uae09\uc740 \uae30\uc874 \uc30d\ub465\uc774 \ub4f1\uae09\uc758 \ud0c4\ud654\ubb3c \ud654\ud559 \uc870\uc131\uc744 \uc720\uc9c0\ud558\uace0 \ubd84\ud3ec\ub9cc \uac1c\uc120\ud569\ub2c8\ub2e4. \ubbf8\uc138 \uc5f0\ub9c8\uc7ac\uc5d0 \ub300\ud55c \ub9c8\ubaa8\ub098 \ud3f4\ub9ac\uc2f1\uc131\uc774 \ubb38\uc81c\ub77c\uba74 PM\uc774 \ud574\ub2f5\uc785\ub2c8\ub2e4. \uc870\ub300\ud55c \uc5f0\ub9c8 \ub9c8\ubaa8\uac00 \ubb38\uc81c\ub77c\uba74 \ud654\ud559 \uc870\uc131\uc774 \ud574\ub2f5\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uacac\uc801 \uc804 \ud655\uc778 \uc0ac\ud56d<\/h3>\n\n\n\n

\uc870\uc131, \ud0c4\ud654\ubb3c \uc720\ud615 \ubc0f \ud0c4\ud654\ubb3c \ubd80\ud53c\ub294 \uc77c\ubc18 \ucc38\uace0\uc6a9\uc785\ub2c8\ub2e4. \uc2e4\uc81c \uac12\uc740 \uaddc\uaca9, \uc81c\uac15\uc18c, \uc5f4\ubc88\ud638 \ubc0f \uc5f4\ucc98\ub9ac\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c0\uba70, \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc628\ub3c4<\/a> \ub2e8\ub3c5\uc73c\ub85c \ud0c4\ud654\ubb3c \uc9d1\ub2e8\uc758 \uac00\uc2dc\uc801\uc778 \uc77c\ubd80\ub97c \uc6a9\ud574\ud558\uac70\ub098 \uc794\ub958\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc7ac\ub8cc \uc2dc\ud5d8 \uc131\uc801\uc11c(MTC)\uc640 \ub300\uc870\ud558\uc5ec \ud655\uc778\ud558\uac70\ub098 Aobo Steel\uc5d0 \ubb38\uc758\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\uad00\ub828 \ucc38\uc870 \ud398\uc774\uc9c0<\/h3>\n\n\n\n

\uacf5\uad6c\uac15 \uad6c\uc131\ud45c<\/a> \u00b7 \uacf5\uad6c\uac15 \uc7ac\uc9c8 \ucc3e\uae30<\/a> \u00b7 \uacf5\uad6c\uac15 \uc120\ud0dd \ubc29\ubc95<\/a> \u00b7 \uacf5\uad6c\uac15 \ud53c\uc0ad\uc131 \ub4f1\uae09 \ucc28\ud2b8<\/a> \u00b7 \uacf5\uad6c\uac15 \uce74\ud0c8\ub85c\uadf8<\/a> \u00b7 \uacf5\uad6c\uac15 \ub3d9\ub4f1 \ub4f1\uae09<\/a><\/p>\n\n\n\n

\ucd9c\ucc98: Tool Steels, Properties and Performance (R. A. Mesquita, CRC Press, 2017), Table 5.2, Figure 3.10, \ubc0f Sections 3.3 and 5.3. \uac12\uc740 \ub3d9\uc77c \ucc55\ud130\uc758 \ubbf8\uc138 \uc870\uc9c1 \uc0ac\uc9c4 \ubc0f \ub9c8\ubaa8 \ub370\uc774\ud130\uc640 \uad50\ucc28 \ud655\uc778\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ube44\uad50\uc6a9 \ucc38\uace0 \ub370\uc774\ud130\uc785\ub2c8\ub2e4. \uc0dd\uc0b0 \uc804\uc5d0 \uacf5\uad6c\uc810 \ubc0f \uc81c\uac15\uc18c \ub370\uc774\ud130 \uc2dc\ud2b8\uc640 \ub4f1\uae09 \ubc0f \uc5f4\ucc98\ub9ac\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \uc544\uc624\ubcf4 \uc2a4\ud2f8\uc740 \ud480\ub9bc \ub610\ub294 \uc608\ube44 \uacbd\ud654 \uc0c1\ud0dc\uc758 \uacf5\uad6c\uac15\uc744 \uacf5\uae09\ud569\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"

Tool Steel Carbide Types and Hardness The particles that carry the wear resistance of a tool steel are alloy carbides, and every type has its own chemistry, crystal structure and hardness. This page lists the carbides found in cold work and high speed tool steels, the hardness each one reaches, the alloy content that puts […]<\/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 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