{"id":18292,"date":"2026-09-14T18:58:31","date_gmt":"2026-09-14T10:58:31","guid":{"rendered":"https:\/\/aobosteel.com\/tool-steel-tempering-chart\/"},"modified":"2026-10-18T23:06:51","modified_gmt":"2026-10-18T15:06:51","slug":"tool-steel-tempering-chart","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/tool-steel-tempering-chart\/","title":{"rendered":"\ud15c\ud37c\ub9c1 \uc628\ub3c4 \ubc0f \uac00\uacf5 \uacbd\ub3c4"},"content":{"rendered":"

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

\ud15c\ud37c\ub9c1 \uc628\ub3c4, \uac01 \uc628\ub3c4\uc5d0\uc11c \uc5bb\uc5b4\uc9c0\ub294 \uacbd\ub3c4, \uadf8\ub9ac\uace0 \ud604\uc7a5\uc5d0\uc11c \uc628\ub3c4\ub97c \ud310\ub2e8\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \uc0b0\ud654 \uc0c9\uc0c1<\/a>. D2, D3, D4, D5, D7, O1, O2, O6, O7, A2, A6, A7, A8, H10~H23, M2<\/a>, M4 \ubc0f M42\ub97c \ub2e4\ub8e8\uba70, \ubbf8\ud130\ubc95 \ubc0f \uc57c\ub4dc\ud30c\uc6b4\ub4dc\ubc95 \uac12\uc744 \ud3ec\ud568\ud569\ub2c8\ub2e4.<\/p>\n\n\n

\ud15c\ud37c\ub9c1 \uc628\ub3c4 \ubc0f \uac00\uacf5 \uacbd\ub3c4<\/h2>\n\n\n

6\uac1c \ub4f1\uae09\uc774 \ub300\ubd80\ubd84\uc758 \uae08\ud615 \ubc0f \uacf5\uad6c \uc791\uc5c5\uc744 \ucee4\ubc84\ud558\uba70, \uac01 \ub4f1\uae09\uc774 \ud1b5\uc0c1 \uc0ac\uc6a9\ub418\ub294 \uacbd\ub3c4\ub97c \uc81c\uc2dc\ud569\ub2c8\ub2e4. \ub2f4\uae08\uc9c8 \uc628\ub3c4\uc640 \uc804\uccb4 \ub2f4\uae08\uc9c8-\ud15c\ud37c\ub9c1 \uc77c\uc815\uc740 \ub2e4\uc74c\uc5d0 \uc788\uc2b5\ub2c8\ub2e4: \uacbd\ud654 \ubc0f \ud15c\ud37c\ub9c1 \ucc28\ud2b8<\/a>.<\/p>\n\n\n\n

\ub4f1\uae09<\/th>\uc720\ud615<\/th>\uae09\ub7ad\ub41c HRC (a)<\/sup><\/th>HRC\uc5d0\uc11c \uadfc\ubb34<\/th>\uad8c\uc7a5 \ud15c\ud37c\ub9c1 \uc628\ub3c4, \u00b0F<\/th>\u00b0C<\/th><\/tr><\/thead>
A2<\/a><\/td>\ub0c9\uac04 \uac00\uacf5, \uacf5\uae30 \uacbd\ud654<\/td>64<\/td>58\u201360<\/td>400\u2013450<\/td>204\u2013232<\/td><\/tr>
D2<\/a><\/td>\ub0c9\uac04 \uac00\uacf5, \uace0\ud06c\ub86c<\/td>64<\/td>58\u201360<\/td>900\u2013960<\/td>482\u2013516<\/td><\/tr>
H13<\/a><\/td>\uace0\uc628 \uc791\uc5c5, \ud06c\ub86c<\/td>54<\/td>40\u201348<\/td>1050\u20131150<\/td>566\u2013621<\/td><\/tr>
M2<\/a><\/td>\uace0\uc18d\ub3c4 \ubab0\ub9ac\ube0c\ub374<\/td>65<\/td>62\u201364<\/td>1000\u20131050<\/td>538\u2013566<\/td><\/tr>
O1<\/a><\/td>\ub0c9\uac04 \uac00\uacf5, \uc624\uc77c \uacbd\ud654<\/td>64<\/td>58\u201360<\/td>400\u2013450<\/td>204\u2013232<\/td><\/tr>
S7<\/a><\/td>\ucda9\uaca9 \ubc29\uc9c0<\/td>60<\/td>56\u201358<\/td>400\u2013450<\/td>204\u2013232<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98: \uacf5\uad6c \ubc0f \uae08\ud615 \uc81c\uc791 \ubb38\uc81c \ud574\uacb0\uc0ac(RM Leed), \ud45c 8-7, \ubca0\ub4e4\ub808\ud5f4 \uc2a4\ud2f8 \uc790\ub8cc.<\/p>\n\n\n\n

\n

\uacf5\uad6c\uac15 \ud15c\ud37c\ub9c1 \ucc28\ud2b8, \uc778\uc1c4\uc6a9 PDF<\/strong><\/p>\n\n\n\n

28\uac1c \ub4f1\uae09\uc758 \ud15c\ud37c\ub9c1 \ubc94\uc704, H13 \ubc0f M2 \uacbd\ub3c4 \ub370\uc774\ud130, \uc0b0\ud654 \ud15c\ud37c\ub9c1 \uc0c9\uc0c1, \uadf8\ub9ac\uace0 \ub2f9\uc0ac \uc5f0\ub77d\ucc98\ub97c \ub2f4\uc740 A4 \uc138 \ud398\uc774\uc9c0 \ubd84\ub7c9.<\/p>\n\n\n\n

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PDF \ub2e4\uc6b4\ub85c\ub4dc, 510 KB<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n

\ub4f1\uae09\ubcc4 \ud15c\ud37c\ub9c1 \ubc94\uc704<\/p>\n\n\n\n

\uac00\uc7a5 \ub9ce\uc774 \uc778\uc6a9\ub418\uace0 \uc7ac\uace0\ub85c \ubcf4\uc720\ub41c \uacf5\uad6c\uac15\uc758 \uacbd\ud654 \ubc0f \ud15c\ud37c\ub9c1 \ub370\uc774\ud130\uc785\ub2c8\ub2e4. \uacc4\uc5f4\ubcc4\ub85c \ubd84\ub958\ud588\uc73c\uba70 \ud15c\ud37c\ub9c1 \ubc94\uc704\uc5d0 \uac78\uce5c \ub300\ub7b5\uc801\uc778 \uacbd\ub3c4 \ud3ed\uc744 \ud568\uaed8 \uc815\ub9ac\ud588\uc2b5\ub2c8\ub2e4. \uac01 \ub4f1\uae09\uc758 \ud654\ud559 \uc870\uc131\uc740 \ub2e4\uc74c\uc744 \ucc38\uc870\ud558\uc2ed\uc2dc\uc624: \uacf5\uad6c\uac15 \uc870\uc131 \ucc28\ud2b8<\/a>.<\/p>\n\n\n\n

\ub4f1\uae09<\/th>\uc720\ud615<\/th>\ud15c\ud37c\ub9c1 \uc628\ub3c4, \u00b0F<\/th>\u00b0C<\/th>\ub300\ub7b5\uc801\uc778 \ub2f4\uae08\uc9c8 \uacbd\ub3c4, HRC (c)<\/sup><\/th><\/tr><\/thead>
\uace0\uc18d \uacf5\uad6c\uac15<\/a><\/td><\/tr>
M2<\/a><\/td>\ubab0\ub9ac\ube0c\ub374\uacc4 \uace0\uc18d\ub3c4\uac15<\/td>1000\u20131160<\/td>538\u2013627<\/td>65\u201360<\/td><\/tr>
M4<\/a><\/td>\ubab0\ub9ac\ube0c\ub374\uacc4 \uace0\uc18d\ub3c4\uac15, \ubc14\ub098\ub4d0<\/td>1000\u20131100<\/td>538\u2013593<\/td>66\u201361<\/td><\/tr>
M7<\/a><\/td>\ubab0\ub9ac\ube0c\ub374\uacc4 \uace0\uc18d\ub3c4\uac15<\/td>1000\u20131100<\/td>538\u2013593<\/td>66\u201361<\/td><\/tr>
M10<\/td>\ubab0\ub9ac\ube0c\ub374\uacc4 \uace0\uc18d\ub3c4\uac15<\/td>1000\u20131100<\/td>538\u2013593<\/td>65\u201360<\/td><\/tr>
M42<\/a><\/td>\ucf54\ubc1c\ud2b8\uacc4 \uace0\uc18d\ub3c4\uac15<\/td>950\u20131100<\/td>510\u2013593<\/td>70\u201365<\/td><\/tr>
\uace0\uc628 \uc791\uc5c5\uc6a9 \uacf5\uad6c\uac15<\/a><\/td><\/tr>
H10<\/a><\/td>\ud06c\ub86c\uacc4 \uc5f4\uac04\uacf5\uad6c\uac15<\/td>1000\u20131200<\/td>538\u2013649<\/td>56\u201339<\/td><\/tr>
H11<\/a><\/td>\ud06c\ub86c\uacc4 \uc5f4\uac04\uacf5\uad6c\uac15<\/td>1000\u20131200<\/td>538\u2013649<\/td>54\u201338<\/td><\/tr>
H12<\/a><\/td>\ud06c\ub86c-\ud145\uc2a4\ud150 \uc5f4\uac04 \uac00\uacf5<\/td>1000\u20131200<\/td>538\u2013649<\/td>55\u201338<\/td><\/tr>
H13<\/a><\/td>\ud06c\ub86c\uacc4 \uc5f4\uac04\uacf5\uad6c\uac15<\/td>1000\u20131200<\/td>538\u2013649<\/td>53\u201338<\/td><\/tr>
H19<\/a><\/td>\ud06c\ub86c-\ucf54\ubc1c\ud2b8 \uc5f4\uac04 \uac00\uacf5<\/td>1000\u20131300<\/td>538\u2013704<\/td>59\u201340<\/td><\/tr>
H21<\/a><\/td>\ud145\uc2a4\ud150\uacc4 \uc5f4\uac04\uacf5\uad6c\uac15<\/td>1100\u20131250<\/td>593\u2013677<\/td>54\u201336<\/td><\/tr>
H23<\/td>\ud145\uc2a4\ud150\uacc4 \uc5f4\uac04\uacf5\uad6c\uac15<\/td>1200\u20131500<\/td>649\u2013816<\/td>47\u201330<\/td><\/tr>
\ub0c9\uac04 \uac00\uacf5 \uacf5\uad6c\uac15<\/a><\/td><\/tr>
D2<\/a><\/td>\uace0\ud06c\ub86c \ub0c9\uac04 \uac00\uacf5<\/td>400\u20131000<\/td>204\u2013538<\/td>61\u201354<\/td><\/tr>
D3<\/a><\/td>\uace0\ud06c\ub86c \ub0c9\uac04 \uac00\uacf5<\/td>400\u20131000<\/td>204\u2013538<\/td>61\u201354<\/td><\/tr>
D4<\/td>\uace0\ud06c\ub86c \ub0c9\uac04 \uac00\uacf5<\/td>400\u20131000<\/td>204\u2013538<\/td>61\u201354<\/td><\/tr>
D5<\/td>\uace0\ud06c\ub86c \ub0c9\uac04 \uac00\uacf5<\/td>400\u20131000<\/td>204\u2013538<\/td>61\u201354<\/td><\/tr>
D7<\/td>\uace0\ud06c\ub86c \ub0c9\uac04 \uac00\uacf5<\/td>300\u20131000<\/td>149\u2013538<\/td>65\u201358<\/td><\/tr>
A2<\/a><\/td>\uc911\ud569\uae08 \uacf5\uae30 \uacbd\ud654<\/td>350\u20131000<\/td>177\u2013538<\/td>62\u201357<\/td><\/tr>
A6<\/td>\uc911\ud569\uae08 \uacf5\uae30 \uacbd\ud654<\/td>300\u2013800<\/td>149\u2013427<\/td>60\u201354<\/td><\/tr>
A7<\/td>\uc911\ud569\uae08 \uacf5\uae30 \uacbd\ud654<\/td>300\u20131000<\/td>149\u2013538<\/td>67\u201357<\/td><\/tr>
A8<\/td>\uc911\ud569\uae08 \uacf5\uae30 \uacbd\ud654<\/td>350\u20131100<\/td>177\u2013593<\/td>60\u201350<\/td><\/tr>
O1<\/a><\/td>\uc624\uc77c \uacbd\ud654 \ub0c9\uac04 \uac00\uacf5<\/td>350\u2013500<\/td>177\u2013260<\/td>62\u201357<\/td><\/tr>
O2<\/a><\/td>\uc624\uc77c \uacbd\ud654 \ub0c9\uac04 \uac00\uacf5<\/td>350\u2013500<\/td>177\u2013260<\/td>62\u201357<\/td><\/tr>
O6<\/a><\/td>\uc624\uc77c \uacbd\ud654 \ub0c9\uac04 \uac00\uacf5<\/td>350\u2013600<\/td>177\u2013316<\/td>63\u201358<\/td><\/tr>
O7<\/td>\uc624\uc77c \uacbd\ud654 \ub0c9\uac04 \uac00\uacf5<\/td>350\u2013550<\/td>177\u2013288<\/td>64\u201358<\/td><\/tr>
\ub0b4\ucda9\uaca9\uc131 \uacf5\uad6c\uac15<\/a><\/td><\/tr>
S1<\/a><\/td>\ucda9\uaca9 \ubc29\uc9c0<\/td>400\u20131200<\/td>204\u2013649<\/td>58\u201340<\/td><\/tr>
S5<\/a><\/td>\ucda9\uaca9 \ubc29\uc9c0<\/td>350\u2013800<\/td>177\u2013427<\/td>60\u201350<\/td><\/tr>
S7<\/a><\/td>\ucda9\uaca9 \ubc29\uc9c0<\/td>400\u20131150<\/td>204\u2013621<\/td>57\u201345<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98: Machinery\u2019s Handbook, 28th ed., \uacf5\uad6c\uac15 \ud45c 6, 8, 9, 10(\uace0\uc18d\ub3c4\uac15, \uc5f4\uac04\uac00\uacf5\uac15, \ub0c9\uac04\uac00\uacf5\uac15, \ub0b4\ucda9\uaca9\uac15 \uadf8\ub8f9).<\/p>\n\n\n\n

\uac01 \ud15c\ud37c\ub9c1 \uc628\ub3c4\uc5d0\uc11c\uc758 H13<\/p>\n\n\n\n

\uc774\uc911 \ud15c\ud37c\ub9c1 \ud6c4 H13\uc758 \uacbd\ub3c4, \uc778\uc7a5 \ud2b9\uc131 \ubc0f \ucda9\uaca9 \uc5d0\ub108\uc9c0. \ub3d9\uc77c\ud55c \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654 \uc628\ub3c4, \ub450 \uac00\uc9c0 \ub2f4\uae08\uc9c8 \uacbd\ub85c. \uc791\uc5c5 \uc628\ub3c4\uc5d0\uc11c\uc758 \uacbd\ub3c4\ub294 \ub2e4\uc74c\uc5d0 \uc788\uc2b5\ub2c8\ub2e4: \uace0\uc628 \uacbd\ub3c4\ud45c<\/a>.<\/p>\n\n\n\n

\ub728\uc784
\u00b0C<\/th>		\u00b0F<\/th>\uacbd\ub3c4
HRC<\/th>		\uc778\uc7a5\ub825
MPa(ksi)<\/th>		\uc0dd\uc0b0\ud558\ub2e4
MPa(ksi)<\/th>		\uc5f0\uc7a5
%<\/th>		\uc0e4\ub974\ud53c V-\ub178\uce58
at 21 \u00b0C, J (ft\u00b7lbf)<\/th><\/tr><\/thead>
1010 \u00b0C(1850 \u00b0F)\uc5d0\uc11c \uc720\ub2f4\uae08\uc9c8, 2 + 2\uc2dc\uac04 \uc774\uc911 \ud15c\ud37c\ub9c1<\/td><\/tr>
527<\/td>980<\/td>52<\/td>1960 (284)<\/td>1570 (228)<\/td>13.0<\/td>16 (12)<\/td><\/tr>
555<\/td>1030<\/td>50<\/td>1835 (266)<\/td>1530 (222)<\/td>13.1<\/td>24 (18)<\/td><\/tr>
575<\/td>1065<\/td>48<\/td>1730 (251)<\/td>1470 (213)<\/td>13.5<\/td>27 (20)<\/td><\/tr>
593<\/td>1100<\/td>46<\/td>1580 (229)<\/td>1365 (198)<\/td>14.4<\/td>28.5 (21)<\/td><\/tr>
1010 \u00b0C(1850 \u00b0F)\uc5d0\uc11c \uacf5\ub7ad, 2 + 2\uc2dc\uac04 \uc774\uc911 \ud15c\ud37c\ub9c1<\/td><\/tr>
524<\/td>975<\/td>54<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td>14 (10)<\/td><\/tr>
565<\/td>1050<\/td>52<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td>14 (10)<\/td><\/tr>
607<\/td>1125<\/td>47<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td>24 (18)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98: ASM Handbook, Volume 1(10th ed.), Ultrahigh-Strength Steels, \ud45c 31 \ubc0f 33(H13 \ud658\ubd09). \uacf5\ub7ad \uc2dc\ub9ac\uc988\ub294 \uacbd\ub3c4\uc640 \ucda9\uaca9 \uc5d0\ub108\uc9c0\ub9cc \ubcf4\uace0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

M2 \uacbd\ub3c4\uc640 \ud15c\ud37c\ub9c1 \uc628\ub3c4 \uac04\uc758 \uad00\uacc4<\/p>\n\n\n\n

700~1050 \u00b0F \uc0ac\uc774\uc758 \ud558\ub77d\uacfc \ud68c\ubcf5\uc740 2\ucc28 \uacbd\ud654\uc774\uba70, \uc774\uac83\uc774 \uace0\uc18d\ub3c4\uac15\uc744 \ub2e8\uc21c\ud788 \uacbd\ud654\uc2dc\ud0a4\ub294 \ub300\uc2e0 \uace0\uc628\uc5d0\uc11c \ud15c\ud37c\ub9c1\ud558\ub294 \uc774\uc720\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub728\uc784
\u00b0F<\/th>		\u00b0C<\/th>\uc624\uc77c \ub2f4\uae08\uc9c8 \ud6c4 \uacbd\ub3c4, HRC<\/th>\uacf5\ub7ad \ud6c4 \uacbd\ub3c4, HRC<\/th><\/tr><\/thead>
300<\/td>150<\/td>66<\/td>66.5<\/td><\/tr>
400<\/td>205<\/td>65<\/td>65<\/td><\/tr>
500<\/td>260<\/td>64<\/td>63.5<\/td><\/tr>
600<\/td>315<\/td>63<\/td>62.5<\/td><\/tr>
700<\/td>370<\/td>62.5<\/td>62.5<\/td><\/tr>
800<\/td>425<\/td>63<\/td>62.5<\/td><\/tr>
900<\/td>480<\/td>65<\/td>63.5<\/td><\/tr>
1000<\/td>540<\/td>66<\/td>63.5<\/td><\/tr>
1050<\/td>565<\/td>66<\/td>63.5<\/td><\/tr>
1100<\/td>595<\/td>64.5<\/td>61.5<\/td><\/tr>
1150<\/td>620<\/td>62<\/td>60<\/td><\/tr>
1200<\/td>650<\/td>53.5<\/td>53<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98: Heat Treatment, Selection and Application of Tool Steels(W. E. Bryson, 2nd ed.), \ud45c 10.1, 2250 \u00b0F(1230 \u00b0C)\uc5d0\uc11c \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\ud654.<\/p>\n\n\n\n

\uc0c9\uc0c1 \uc870\uc808<\/p>\n\n\n\n

\uc77c\ubc18 \ud0c4\uc18c\uac15\uc5d0 \ub098\ud0c0\ub098\ub294 \uc0b0\ud654\ub9c9 \uc0c9\uc0c1\uc740 \uace0\uc628\uacc4\uac00 \uc5c6\uc744 \ub54c \uc791\uc5c5 \ud604\uc7a5\uc5d0\uc11c \uc628\ub3c4\ub97c \ud655\uc778\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\u00b0F<\/th>\u00b0C<\/th>\uac15\ucca0\uc758 \uc0c9\uc0c1<\/th><\/tr><\/thead>
430<\/td>221<\/td>\uc544\uc8fc \uc5f0\ud55c \ub178\ub780\uc0c9<\/td><\/tr>
440<\/td>227<\/td>\uc5f0\ud55c \ub178\ub780\uc0c9<\/td><\/tr>
450<\/td>232<\/td>\uc605\uc740 \uc9da\uc0c9 \ub178\ub780\uc0c9<\/td><\/tr>
460<\/td>238<\/td>\uc9da\uc0c9 \ub178\ub780\uc0c9<\/td><\/tr>
470<\/td>243<\/td>\uc9c4\ud55c \uc9da\uc0c9 \ub178\ub780\uc0c9<\/td><\/tr>
480<\/td>249<\/td>\uc9c4\ud55c \ub178\ub780\uc0c9<\/td><\/tr>
490<\/td>254<\/td>\ud669\uac08\uc0c9<\/td><\/tr>
500<\/td>260<\/td>\uac08\uc0c9-\ub178\ub780\uc0c9<\/td><\/tr>
510<\/td>266<\/td>\ubd89\uc740 \uac08\uc0c9 \ubc18\uc810<\/td><\/tr>
520<\/td>271<\/td>\uac08\uc0c9-\ubcf4\ub77c\uc0c9<\/td><\/tr>
530<\/td>277<\/td>\uc5f0\ubcf4\ub77c\uc0c9<\/td><\/tr>
540<\/td>282<\/td>\uc644\uc804\ud55c \ubcf4\ub77c\uc0c9<\/td><\/tr>
550<\/td>288<\/td>\uc9c4\ud55c \ubcf4\ub77c\uc0c9<\/td><\/tr>
560<\/td>293<\/td>\uc644\uc804 \ud30c\ub780\uc0c9<\/td><\/tr>
570<\/td>299<\/td>\uc9c4\uccad\uc0c9<\/td><\/tr>
640<\/td>338<\/td>\uc5f0\ud55c \ud30c\ub780\uc0c9<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98: Machinery\u2019s Handbook, 28th ed., \ud45c 1, \ud0c4\uc18c\uac15\uc758 \uc0c9\uc0c1\uc73c\ub85c \ud45c\uc2dc\ub418\ub294 \uc628\ub3c4. \ub2e4\ub978 \ud604\uc7a5 \uc790\ub8cc\uc5d0\uc11c\ub294 \ub3d9\uc77c\ud55c \uc0c9\uc0c1\uc744 \uc57d\uac04 \ub2e4\ub978 \ubc94\uc704\ub85c \uc81c\uc2dc\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \ubc00\uc9da\uc0c9\uc740 460 \u00b0F(238 \u00b0C), \uccad\uc0c9\uc740 580 \u00b0F(304 \u00b0C)\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

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28\uac1c \ub4f1\uae09\uc758 \ud15c\ud37c\ub9c1 \ubc94\uc704, H13 \ubc0f M2 \uacbd\ub3c4 \ub370\uc774\ud130, \uc0b0\ud654 \ud15c\ud37c\ub9c1 \uc0c9\uc0c1, \uadf8\ub9ac\uace0 \ub2f9\uc0ac \uc5f0\ub77d\ucc98\ub97c \ub2f4\uc740 A4 \uc138 \ud398\uc774\uc9c0 \ubd84\ub7c9.<\/p>\n\n\n\n

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