{"id":18245,"date":"2026-09-13T20:09:54","date_gmt":"2026-09-13T12:09:54","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=18245"},"modified":"2026-10-25T12:12:00","modified_gmt":"2026-10-25T04:12:00","slug":"tool-steel-hardening-tempering-chart","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/tool-steel-hardening-tempering-chart\/","title":{"rendered":"\uacf5\uad6c\uac15 \uacbd\ud654 \ubc0f \ud15c\ud37c\ub9c1 \uc628\ub3c4\ud45c"},"content":{"rendered":"

\uacf5\uad6c\uac15 \uacbd\ud654 \ubc0f \ud15c\ud37c\ub9c1 \ucc28\ud2b8<\/h1>\n\n\n\n

\uc8fc\uc694 AISI \uacf5\uad6c\uac15\uc758 \uad8c\uc7a5 \uacbd\ud654 \ubc0f \ud15c\ud37c\ub9c1 \uc2e4\ubb34 \u2014 \uc608\uc5f4 \ubc0f \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654(\uacbd\ud654) \uc628\ub3c4, \uc720\uc9c0 \uc2dc\uac04, \ub0c9\uac01 \ub9e4\uccb4, \ud15c\ud37c\ub9c1 \uc628\ub3c4\ub97c \uac15\uc885 \uacc4\uc5f4\ubcc4\ub85c \uc815\ub9ac\ud55c \uac83\uc785\ub2c8\ub2e4. \uac12\uc740 \uc6d0\ubb38\uc5d0 \uae30\uc7ac\ub41c \ub300\ub85c \u00b0C\uc640 \u00b0F \ub450 \ub2e8\uc704\ub85c \ud45c\uc2dc\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc720\ud615<\/th>\uac00\uc5f4 \uc18d\ub3c4<\/th>\uacbd\ud654<\/th>\ub2f4\uae08\uc9c8
\ub9e4\uccb4(a)<\/sup><\/th>		\ud15c\ud37c\ub9c1 \uc628\ub3c4<\/th><\/tr>
\uc608\uc5f4 \uc628\ub3c4<\/th>\uacbd\ud654 \uc628\ub3c4<\/th>\ud574\ub2f9 \uc628\ub3c4 \uc720\uc9c0 \uc2dc\uac04(\ubd84)<\/th>\u00b0C<\/th>\u00b0F<\/th><\/tr>
\u00b0C<\/th>\u00b0F<\/th>\u00b0C<\/th>\u00b0F<\/th><\/tr><\/thead>
\ubab0\ub9ac\ube0c\ub374 \uace0\uc18d\ub3c4\uac15<\/td><\/tr>
M1<\/a>, M7<\/a>, M10<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1175-1220<\/td>2150-2225 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>540-595 (c)<\/sup><\/td>1000-1100 (c)<\/sup><\/td><\/tr>
M2<\/a><\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1190-1230<\/td>2175-2250 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>540-595 (c)<\/sup><\/td>1000-1100 (c)<\/sup><\/td><\/tr>
M3<\/a>, M4, M30, M33, M34, M35<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1205-1230 (b)<\/sup><\/td>2200-2250 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>540-595 (c)<\/sup><\/td>1000-1100 (c)<\/sup><\/td><\/tr>
M36<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1220-1245 (b)<\/sup><\/td>2225-2275 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>540-595 (c)<\/sup><\/td>1000-1100 (c)<\/sup><\/td><\/tr>
M41<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1190-1215 (b)<\/sup><\/td>2175-2220 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>540-595 (d)<\/sup><\/td>1000-1100 (d)<\/sup><\/td><\/tr>
M42<\/a><\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1190-1210 (b)<\/sup><\/td>2175-2210 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>510-595 (d)<\/sup><\/td>950-1100 (d)<\/sup><\/td><\/tr>
M43<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1190-1215 (b)<\/sup><\/td>2175-2220 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>510-595 (d)<\/sup><\/td>950-1100 (d)<\/sup><\/td><\/tr>
M44<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1200-1225 (b)<\/sup><\/td>2190-2240 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>540-625 (d)<\/sup><\/td>1000-1160 (d)<\/sup><\/td><\/tr>
M46<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1190-1220 (b)<\/sup><\/td>2175-2225 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>525-565 (d)<\/sup><\/td>975-1050 (d)<\/sup><\/td><\/tr>
M47<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1175-1200 (b)<\/sup><\/td>2150-2200 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>525-595 (d)<\/sup><\/td>975-1100 (d)<\/sup><\/td><\/tr>
M48<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1175-1200 (b)<\/sup><\/td>2150-2200 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>540-595 (d)<\/sup><\/td>1000-1100 (d)<\/sup><\/td><\/tr>
M62<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1175-1200 (b)<\/sup><\/td>2150-2200 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>540-595 (d)<\/sup><\/td>1000-1100 (d)<\/sup><\/td><\/tr>
\ud145\uc2a4\ud150 \uace0\uc18d\ub3c4\uac15<\/td><\/tr>
T1, T2, T4, T8<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>815-870<\/td>1500-1600<\/td>1260-1300 (b)<\/sup><\/td>2300-2375 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>540-595 (c)<\/sup><\/td>1000-1100 (c)<\/sup><\/td><\/tr>
T5, T6<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>815-870<\/td>1500-1600<\/td>1275-1300 (b)<\/sup><\/td>2325-2375 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>540-595 (c)<\/sup><\/td>1000-1100 (c)<\/sup><\/td><\/tr>
T15<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>815-870<\/td>1500-1600<\/td>1205-1260 (b)<\/sup><\/td>2200-2300 (b)<\/sup><\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>540-650 (d)<\/sup><\/td>1000-1200 (d)<\/sup><\/td><\/tr>
\uc911\uac04 \uace0\uc18d\ub3c4\uac15<\/td><\/tr>
M50<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1095-1120<\/td>2000-2050<\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>525-595<\/td>975-1100<\/td><\/tr>
M52<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1120-1175<\/td>2050-2150<\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>525-595<\/td>975-1100<\/td><\/tr>
\ud06c\ub86c \uc5f4\uac04\uacf5\uad6c\uac15<\/td><\/tr>
H10<\/a><\/td>\uc801\ub2f9\ud55c \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>815<\/td>1500<\/td>1010-1040<\/td>1850-1900<\/td>15-40 (e)<\/sup><\/td>A<\/td>540-650<\/td>1000-1200<\/td><\/tr>
H11<\/a>, H12<\/a><\/td>\uc801\ub2f9\ud55c \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>815<\/td>1500<\/td>995-1025<\/td>1825-1875<\/td>15-40 (e)<\/sup><\/td>A<\/td>540-650<\/td>1000-1200<\/td><\/tr>
H13<\/a><\/td>\uc801\ub2f9\ud55c \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>815<\/td>1500<\/td>995-1040<\/td>1825-1900<\/td>15-40 (e)<\/sup><\/td>A<\/td>540-650<\/td>1000-1200<\/td><\/tr>
H14<\/td>\uc801\ub2f9\ud55c \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>815<\/td>1500<\/td>1010-1065<\/td>1850-1950<\/td>15-40 (e)<\/sup><\/td>A<\/td>540-650<\/td>1000-1200<\/td><\/tr>
H19<\/a><\/td>\uc801\ub2f9\ud55c \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>815<\/td>1500<\/td>1095-1205<\/td>2000-2200<\/td>2-5<\/td>A \ub610\ub294 O<\/td>540-705<\/td>1000-1300<\/td><\/tr>
\ud145\uc2a4\ud150 \uc5f4\uac04\uacf5\uad6c\uac15<\/td><\/tr>
H21, H22<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>815<\/td>1500<\/td>1095-1205<\/td>2000-2200<\/td>2-5<\/td>A \ub610\ub294 O<\/td>595-675<\/td>1100-1250<\/td><\/tr>
H23<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>845<\/td>1550<\/td>1205-1260<\/td>2200-2300<\/td>2-5<\/td>O<\/td>650-815<\/td>1200-1500<\/td><\/tr>
H24<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>815<\/td>1500<\/td>1095-1230<\/td>2000-2250<\/td>2-5<\/td>O<\/td>565-650<\/td>1050-1200<\/td><\/tr>
H25<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>815<\/td>1500<\/td>1150-1260<\/td>2100-2300<\/td>2-5<\/td>A \ub610\ub294 O<\/td>565-675<\/td>1050-1250<\/td><\/tr>
H26<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>870<\/td>1600<\/td>1175-1260<\/td>2150-2300<\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>565-675<\/td>1050-1250<\/td><\/tr>
\ubab0\ub9ac\ube0c\ub374 \uc5f4\uac04\uacf5\uad6c\uac15<\/td><\/tr>
H41, H43<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1095-1190<\/td>2000-2175<\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>565-650<\/td>1050-1200<\/td><\/tr>
H42<\/td>\ube60\ub978 \uc18d\ub3c4\ub85c \uac00\uc5f4<\/td>730-845<\/td>1350-1550<\/td>1120-1220<\/td>2050-2225<\/td>2-5<\/td>O, A \ub610\ub294 S<\/td>565-650<\/td>1050-1200<\/td><\/tr>
\uace0\ud0c4\uc18c, \uace0\ud06c\ub86c, \ub0c9\uac04\uac00\uacf5\uac15<\/td><\/tr>
D1, D5<\/td>\uc544\uc8fc \ucc9c\ucc9c\ud788<\/td>815<\/td>1500<\/td>980-1025<\/td>1800-1875<\/td>15-45<\/td>A<\/td>205-540<\/td>400-1000<\/td><\/tr>
D3<\/a><\/td>\uc544\uc8fc \ucc9c\ucc9c\ud788<\/td>815<\/td>1500<\/td>925-980<\/td>1700-1800<\/td>15-45<\/td>O<\/td>205-540<\/td>400-1000<\/td><\/tr>
D4<\/td>\uc544\uc8fc \ucc9c\ucc9c\ud788<\/td>815<\/td>1500<\/td>970-1010<\/td>1775-1850<\/td>15-45<\/td>A<\/td>205-540<\/td>400-1000<\/td><\/tr>
D7<\/a><\/td>\uc544\uc8fc \ucc9c\ucc9c\ud788<\/td>815<\/td>1500<\/td>1010-1065<\/td>1850-1950<\/td>30-60<\/td>A<\/td>150-540<\/td>300-1000<\/td><\/tr>
\uc911\ud569\uae08, \uacf5\uae30 \uacbd\ud654\ud615, \ub0c9\uac04 \uac00\uacf5\uc6a9 \uac15<\/td><\/tr>
A2<\/a><\/td>\ub290\ub9ac\uac8c<\/td>790<\/td>1450<\/td>925-980<\/td>1700-1800<\/td>20-45<\/td>A<\/td>175-540<\/td>350-1000<\/td><\/tr>
A3<\/td>\ub290\ub9ac\uac8c<\/td>790<\/td>1450<\/td>955-980<\/td>1750-1800<\/td>25-60<\/td>A<\/td>175-540<\/td>350-1000<\/td><\/tr>
A4<\/td>\ub290\ub9ac\uac8c<\/td>675<\/td>1250<\/td>815-870<\/td>1500-1600<\/td>20-45<\/td>A<\/td>175-425<\/td>350-800<\/td><\/tr>
A6<\/a><\/td>\ub290\ub9ac\uac8c<\/td>650<\/td>1200<\/td>830-870<\/td>1525-1600<\/td>20-45<\/td>A<\/td>150-425<\/td>300-800<\/td><\/tr>
A7<\/td>\uc544\uc8fc \ucc9c\ucc9c\ud788<\/td>815<\/td>1500<\/td>955-980<\/td>1750-1800<\/td>30-60<\/td>A<\/td>150-540<\/td>300-1000<\/td><\/tr>
A8<\/a><\/td>\ub290\ub9ac\uac8c<\/td>790<\/td>1450<\/td>980-1010<\/td>1800-1850<\/td>20-45<\/td>A<\/td>175-595<\/td>350-1100<\/td><\/tr>
A9<\/a><\/td>\ub290\ub9ac\uac8c<\/td>790<\/td>1450<\/td>980-1025<\/td>1800-1875<\/td>20-45<\/td>A<\/td>510-620<\/td>950-1150<\/td><\/tr>
A10<\/a><\/td>\ub290\ub9ac\uac8c<\/td>650<\/td>1200<\/td>790-815<\/td>1450-1500<\/td>30-60<\/td>A<\/td>175-425<\/td>350-800<\/td><\/tr>
\uc720\ub0c9 \uacbd\ud654 \ub0c9\uac04\uacf5\uad6c\uac15<\/td><\/tr>
O1<\/a><\/td>\ub290\ub9ac\uac8c<\/td>650<\/td>1200<\/td>790-815<\/td>1450-1500<\/td>10-30<\/td>O<\/td>175-260<\/td>350-500<\/td><\/tr>
O2<\/a><\/td>\ub290\ub9ac\uac8c<\/td>650<\/td>1200<\/td>760-800<\/td>1400-1475<\/td>5-20<\/td>O<\/td>175-260<\/td>350-500<\/td><\/tr>
O6<\/a><\/td>\ub290\ub9ac\uac8c<\/td>\u2014<\/td>\u2014<\/td>790-815<\/td>1450-1500<\/td>10-30<\/td>O<\/td>175-315<\/td>350-600<\/td><\/tr>
O7<\/td>\ub290\ub9ac\uac8c<\/td>650<\/td>1200<\/td>790-830
845-885<\/td>		W: 1450-1525
O: 1550-1625<\/td>		10-30<\/td>O \ub610\ub294 W<\/td>175-290<\/td>350-550<\/td><\/tr>
\ub0b4\ucda9\uaca9\uac15<\/td><\/tr>
S1<\/a><\/td>\ub290\ub9ac\uac8c<\/td>\u2014<\/td>\u2014<\/td>900-955<\/td>1650-1750<\/td>15-45<\/td>O<\/td>205-650<\/td>400-1200<\/td><\/tr>
S2<\/td>\ub290\ub9ac\uac8c<\/td>650 (f)<\/sup><\/td>1200 (f)<\/sup><\/td>845-900<\/td>1550-1650<\/td>5-20<\/td>\ud751\ubc31<\/td>175-425<\/td>350-800<\/td><\/tr>
S5<\/a><\/td>\ub290\ub9ac\uac8c<\/td>760<\/td>1400<\/td>870-925<\/td>1600-1700<\/td>5-20<\/td>O<\/td>175-425<\/td>350-800<\/td><\/tr>
S7<\/a><\/td>\ub290\ub9ac\uac8c<\/td>650-705<\/td>1200-1300<\/td>925-955<\/td>1700-1750<\/td>15-45<\/td>A \ub610\ub294 O<\/td>205-620<\/td>400-1150<\/td><\/tr>
\uae08\ud615\uac15<\/td><\/tr>
P2<\/td>\u2014<\/td>900-925 (g)<\/sup><\/td>1650-1750 (g)<\/sup><\/td>830-845 (h)<\/sup><\/td>1525-1550 (h)<\/sup><\/td>15<\/td>O<\/td>175-260<\/td>350-500<\/td><\/tr>
P3<\/td>\u2014<\/td>900-925 (g)<\/sup><\/td>1650-1700 (g)<\/sup><\/td>800-830 (h)<\/sup><\/td>1475-1525 (h)<\/sup><\/td>15<\/td>O<\/td>175-260<\/td>350-500<\/td><\/tr>
P4<\/td>\u2014<\/td>970-995 (g)<\/sup><\/td>1775-1825 (g)<\/sup><\/td>970-995 (h)<\/sup><\/td>1775-1825 (h)<\/sup><\/td>15<\/td>A<\/td>175-480<\/td>350-900<\/td><\/tr>
P5<\/td>\u2014<\/td>900-925 (g)<\/sup><\/td>1650-1700 (g)<\/sup><\/td>845-870 (h)<\/sup><\/td>1550-1600 (h)<\/sup><\/td>15<\/td>O \ub610\ub294 W<\/td>175-260<\/td>350-500<\/td><\/tr>
P6<\/td>\u2014<\/td>900-925 (g)<\/sup><\/td>1650-1700 (g)<\/sup><\/td>790-815 (h)<\/sup><\/td>1450-1500 (h)<\/sup><\/td>15<\/td>A \ub610\ub294 O<\/td>175-230<\/td>350-450<\/td><\/tr>
P20<\/a><\/td>\u2014<\/td>870-900 (h)<\/sup><\/td>1600-1650 (h)<\/sup><\/td>815-870<\/td>1500-1600<\/td>15<\/td>O<\/td>480-595 (i)<\/sup><\/td>900-1100 (i)<\/sup><\/td><\/tr>
P21 (j)<\/sup><\/td>\ub290\ub9ac\uac8c<\/td>\uc608\uc5f4 \ubd88\ud544\uc694<\/td>705-730<\/td>1300-1350<\/td>60-180<\/td>A \ub610\ub294 O<\/td>510-550<\/td>950-1025<\/td><\/tr>
\uc800\ud569\uae08 \ud2b9\uc218\uac15<\/td><\/tr>
L2<\/td>\ub290\ub9ac\uac8c<\/td>\u2014<\/td>\u2014<\/td>W: 790-845
O: 845-925<\/td>		W: 1450-1550
O: 1550-1700<\/td>		10-30<\/td>O \ub610\ub294 W<\/td>175-540<\/td>350-1000<\/td><\/tr>
L3<\/td>\ub290\ub9ac\uac8c<\/td>\u2014<\/td>\u2014<\/td>W: 775-815
O: 815-870<\/td>		W: 1425-1500
1500-1600<\/td>		10-30<\/td>O \ub610\ub294 W<\/td>175-315<\/td>350-600<\/td><\/tr>
L6<\/a><\/td>\ub290\ub9ac\uac8c<\/td>\u2014<\/td>\u2014<\/td>790-845<\/td>1450-1550<\/td>10-30<\/td>O<\/td>175-540<\/td>350-1000<\/td><\/tr>
\ud0c4\uc18c-\ud145\uc2a4\ud150 \ud2b9\uc218\uac15<\/td><\/tr>
F1, F2<\/td>\ub290\ub9ac\uac8c<\/td>650<\/td>1200<\/td>790-870<\/td>1450-1600<\/td>15<\/td>W \ub610\ub294 B<\/td>175-260<\/td>350-500<\/td><\/tr>
\uc218\ub0c9 \uacbd\ud654\uac15<\/td><\/tr>
W1, W2, W3<\/td>\ub290\ub9ac\uac8c<\/td>565-650 (k)<\/sup><\/td>1050-1200 (k)<\/sup><\/td>760-845<\/td>1400-1550<\/td>10-30<\/td>\ud751\ubc31<\/td>175-345<\/td>350-650<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n