{"id":19287,"date":"2026-09-19T07:33:13","date_gmt":"2026-09-18T23:33:13","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=19287"},"modified":"2026-10-22T12:10:48","modified_gmt":"2026-10-22T04:10:48","slug":"hardness-test-correction-factors-round-bar","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/hardness-test-correction-factors-round-bar\/","title":{"rendered":"\ud658\ubd09\uc6a9 \uacbd\ub3c4 \uc2dc\ud5d8 \ubcf4\uc815 \uacc4\uc218"},"content":{"rendered":"

\ud658\ubd09\uc6a9 \uacbd\ub3c4 \uc2dc\ud5d8 \ubcf4\uc815 \uacc4\uc218<\/h1>\n\n\n\n

\ud658\ubd09\uc5d0\uc11c \uce21\uc815\ud55c \uacbd\ub3c4 \uac12\uc740 \ub3d9\uc77c\ud55c \uc7ac\uc9c8\uc758 \ud3c9\uac15\uc5d0\uc11c \uce21\uc815\ud55c \uac12\uacfc \ub3d9\uc77c\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc774 \ud398\uc774\uc9c0\ub294 \ub85c\ud06c\uc6f0 \uc2a4\ucf00\uc77c\uc5d0\uc11c \uc6d0\ud1b5\ud615 \uacf5\uc791\ubb3c\uc5d0 \ub300\ud55c \uacf5\uac1c\ub41c \ubcf4\uc815 \uacc4\uc218\ub97c \uc218\ub85d\ud558\uace0 \uc788\uc73c\uba70, \ubcf4\uc815\uc774 \ud544\uc694\ud55c \uc2dc\uc810\uc744 \uacb0\uc815\ud558\ub294 \uc9c1\uacbd \ud55c\uacc4\ub97c \uc81c\uc2dc\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uace1\uba74\uc5d0\uc11c \ub0ae\uac8c \uce21\uc815\ub418\ub294 \uc774\uc720<\/h2>\n\n\n\n

\uace1\uba74\uc5d0\uc11c \ub0ae\uac8c \uce21\uc815\ub418\ub294 \uc774\uc720<\/p>\n\n\n\n

\ubcf4\uc815 \uac12\uc740 \ubcfc\ub85d\ud55c \ud45c\uba74\uc5d0\uc11c\ub294 \uce21\uc815\uac12\uc5d0 \ub354\ud558\uace0 \uc624\ubaa9\ud55c \ud45c\uba74\uc5d0\uc11c\ub294 \ube8d\ub2c8\ub2e4. \uacf5\uac1c\ub41c \uac12\uc740 \uc5ec\ub7ec \uc2e4\ud5d8\uc2e4\uc758 \uce21\uc815\uac12\uacfc \ub3d9\uc77c \ubb38\uc81c\uc5d0 \ub300\ud55c \ubd84\uc11d\uc5d0\uc11c \uc5bb\uc740 \uac83\uc73c\ub85c, \uac00\uc7a5 \uac00\uae4c\uc6b4 0.5 \ub85c\ud06c\uc6f0 \uc218\uce58\ub85c \ubc18\uc62c\ub9bc\ud55c \ud3c9\uade0\uac12\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc9c1\uacbd 25 mm(1 in.) \uc774\uc0c1\uc5d0\uc11c\ub294 \ub85c\ud06c\uc6f0 \uc2a4\ucf00\uc77c\uc5d0\uc11c \ucc28\uc774\uac00 \ubb34\uc2dc\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8 \uc774\ud558\uc758 \uc9c1\uacbd, \ud2b9\ud788 \uc555\uc785\uc774 \ub354 \ud070 \uc5f0\uc9c8 \uc7ac\ub8cc\uc5d0\uc11c\ub294 \uac12\uc744 \ud3c9\uba74 \ub610\ub294 \ub2e4\ub978 \uc9c1\uacbd\uacfc \ube44\uad50\ud558\uae30 \uc804\uc5d0 \uace1\ub960\uc744 \ubcf4\uc815\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc77c\ubc18 \ub85c\ud06c\uc6f0 \uc2a4\ucf00\uc77c\uc740 \uc9c1\uacbd 6.35 mm(0.25 in.)\uae4c\uc9c0\uc758 \uc6d0\ud1b5\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc73c\uba70, \uc774\uac83\uc774 C, D \ubc0f A \uc2a4\ucf00\uc77c\uc5d0\uc11c 3.175 mm \uc5f4\uc774 \ube44\uc5b4 \uc788\ub294 \uc774\uc720\uc785\ub2c8\ub2e4. \ud45c\uba74 \ub85c\ud06c\uc6f0 \ubcf4\uc815 \uac12\uc740 3.175 mm(0.125 in.)\uae4c\uc9c0 \uc801\uc6a9\ub418\uba70, \uadf8 \uc774\ud558\uc758 \uc9c1\uacbd\uc740 \ubbf8\uc138 \uc555\uc785 \ubc29\ubc95\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uace1\uba74\uc5d0\uc11c \uce21\uc815\ud55c \uacb0\uacfc\ub294 \uace1\ub960 \ubc18\uacbd \uc5c6\uc774 \ubcf4\uace0\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \uc6d0\ud1b5\ud615 \uacf5\uc791\ubb3c\uc758 \uc815\ud655\ub3c4\ub294 \uc2b9\uac15 \ub098\uc0ac, V\ud615 \uc564\ube4c \ubc0f \uc555\uc785\uc790\uc758 \uc815\ub82c\uacfc \ubd09\uc7ac\uc758 \ud45c\uba74 \uc870\ub3c4 \ubc0f \uc9c1\uc9c4\ub3c4\uc5d0\ub3c4 \ub2ec\ub824 \uc788\uc2b5\ub2c8\ub2e4. \ube0c\ub9ac\ub12c \uc2dc\ud5d8\uc758 \uacbd\uc6b0 \uace1\ub960 \ubc18\uacbd\uc774 \uc555\uc785\uc790 \ubcfc \uc9c1\uacbd\uc758 2.5\ubc30\ubcf4\ub2e4 \ucee4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc6d0\ud1b5\ud615 \uacf5\uc791\ubb3c\uc6a9 \ubcf4\uc815 \uacc4\uc218, \ud45c\uc900 \ub85c\ud06c\uc6f0<\/h2>\n\n\n\n

\uc6d0\ud1b5\uc758 \uc678\ubd80 \ud45c\uba74\uc5d0\uc11c\ub294 \uac12\uc744 \ub354\ud558\uace0 \ub0b4\ubd80 \ud45c\uba74\uc5d0\uc11c\ub294 \ube8d\ub2c8\ub2e4. \uc5f4\uc740 \uacf5\uc791\ubb3c \uc9c1\uacbd\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub2e4\uc774\uc544\ubaac\ub4dc \uc555\uc785\uc790, \ub85c\ud06c\uc6f0 C, D \ubc0f A \uc2a4\ucf00\uc77c<\/h3>\n\n\n\n
\uce21\uc815\uac12<\/th>3.175
0.125 in.<\/th>		6.350
0.250 in.<\/th>		9.525
0.375 in.<\/th>		12.700
0.500 in.<\/th>		15.875
0.625 in.<\/th>		19.050
0.750 in.<\/th>		22.225
0.875 in.<\/th>		25.400
1.000 in.<\/th><\/tr><\/thead>
80<\/td>\u2026<\/td>0.5<\/td>0.5<\/td>0.5<\/td>\u2026<\/td>\u2026<\/td>\u2026<\/td>\u2026<\/td><\/tr>
70<\/td>\u2026<\/td>1.0<\/td>1.0<\/td>0.5<\/td>0.5<\/td>0.5<\/td>\u2026<\/td>\u2026<\/td><\/tr>
60<\/td>\u2026<\/td>1.5<\/td>1.0<\/td>1.0<\/td>0.5<\/td>0.5<\/td>0.5<\/td>0.5<\/td><\/tr>
50<\/td>\u2026<\/td>2.5<\/td>2.0<\/td>1.5<\/td>1.0<\/td>1.0<\/td>0.5<\/td>0.5<\/td><\/tr>
40<\/td>\u2026<\/td>3.5<\/td>2.5<\/td>2.0<\/td>1.5<\/td>1.0<\/td>1.0<\/td>1.0<\/td><\/tr>
30<\/td>\u2026<\/td>5.0<\/td>3.5<\/td>2.5<\/td>2.0<\/td>1.5<\/td>1.5<\/td>1.0<\/td><\/tr>
20<\/td>\u2026<\/td>6.0<\/td>4.5<\/td>3.5<\/td>2.5<\/td>2.0<\/td>1.5<\/td>1.5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

1.588 mm(1\/16 in.) \ubcfc \uc555\uc785\uc790, \ub85c\ud06c\uc6f0 B, F \ubc0f G \uc2a4\ucf00\uc77c<\/h3>\n\n\n\n
\uce21\uc815\uac12<\/th>3.175
0.125 in.<\/th>		6.350
0.250 in.<\/th>		9.525
0.375 in.<\/th>		12.700
0.500 in.<\/th>		15.875
0.625 in.<\/th>		19.050
0.750 in.<\/th>		22.225
0.875 in.<\/th>		25.400
1.000 in.<\/th><\/tr><\/thead>
100<\/td>\u2026<\/td>3.5<\/td>2.5<\/td>1.5<\/td>1.5<\/td>1.0<\/td>1.0<\/td>0.5<\/td><\/tr>
90<\/td>\u2026<\/td>4.0<\/td>3.0<\/td>2.0<\/td>1.5<\/td>1.5<\/td>1.5<\/td>1.0<\/td><\/tr>
80<\/td>\u2026<\/td>5.0<\/td>3.5<\/td>2.5<\/td>2.0<\/td>1.5<\/td>1.5<\/td>1.5<\/td><\/tr>
70<\/td>\u2026<\/td>6.0<\/td>4.0<\/td>3.0<\/td>2.5<\/td>2.0<\/td>2.0<\/td>1.5<\/td><\/tr>
60<\/td>\u2026<\/td>7.0<\/td>5.0<\/td>3.5<\/td>3.0<\/td>2.5<\/td>2.0<\/td>2.0<\/td><\/tr>
50<\/td>\u2026<\/td>8.0<\/td>5.5<\/td>4.0<\/td>3.5<\/td>3.0<\/td>2.5<\/td>2.0<\/td><\/tr>
40<\/td>\u2026<\/td>9.0<\/td>6.0<\/td>4.5<\/td>4.0<\/td>3.0<\/td>2.5<\/td>2.5<\/td><\/tr>
30<\/td>\u2026<\/td>10.0<\/td>6.5<\/td>5.0<\/td>4.5<\/td>3.5<\/td>3.0<\/td>2.5<\/td><\/tr>
20<\/td>\u2026<\/td>11.0<\/td>7.5<\/td>5.5<\/td>4.5<\/td>4.0<\/td>3.5<\/td>3.0<\/td><\/tr>
10<\/td>\u2026<\/td>12.0<\/td>8.0<\/td>6.0<\/td>5.0<\/td>4.0<\/td>3.5<\/td>3.0<\/td><\/tr>
0<\/td>\u2026<\/td>12.5<\/td>8.5<\/td>6.5<\/td>5.5<\/td>4.5<\/td>3.5<\/td>3.0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98: ASM Handbook, Vol. 8, \ud45c\uc900 \ub85c\ud06c\uc6f0 \uacbd\ub3c4 \uc2dc\ud5d8\uae30\ub85c \uc2dc\ud5d8\ud55c \uc6d0\ud1b5\ud615 \uacf5\uc791\ubb3c\uc758 \ubcf4\uc815 \uacc4\uc218.<\/em><\/p>\n\n\n\n

\uc6d0\ud1b5\ud615 \uacf5\uc791\ubb3c\uc6a9 \ubcf4\uc815 \uacc4\uc218, \ud45c\uba74 \ub85c\ud06c\uc6f0<\/h2>\n\n\n\n

\ud45c\uba74 \ub85c\ud06c\uc6f0 \uc2a4\ucf00\uc77c\uc740 \uc77c\ubc18 \uc2a4\ucf00\uc77c\uc774 \ubd80\ud488\uc5d0 \ub108\ubb34 \ubb34\uac70\uc6b4 \uc587\uc740 \ub2e8\uba74\uacfc \uc595\uc740 \uacbd\ud654 \uae4a\uc774\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub2e4\uc774\uc544\ubaac\ub4dc \uc555\uc785\uc790, \ub85c\ud06c\uc6f0 15N, 30N \ubc0f 45N \uc2a4\ucf00\uc77c<\/h3>\n\n\n\n
\uce21\uc815\uac12<\/th>3.175
0.125 in.<\/th>		6.350
0.250 in.<\/th>		9.525
0.375 in.<\/th>		12.700
0.500 in.<\/th>		15.875
0.625 in.<\/th>		19.050
0.750 in.<\/th>		22.225
0.875 in.<\/th>		25.400
1.000 in.<\/th><\/tr><\/thead>
90<\/td>0.5<\/td>0.5<\/td>\u2026<\/td>\u2026<\/td>\u2026<\/td>\u2026<\/td>\u2026<\/td>\u2026<\/td><\/tr>
85<\/td>0.5<\/td>0.5<\/td>0.5<\/td>\u2026<\/td>\u2026<\/td>\u2026<\/td>\u2026<\/td>\u2026<\/td><\/tr>
80<\/td>1.0<\/td>0.5<\/td>0.5<\/td>0.5<\/td>\u2026<\/td>\u2026<\/td>\u2026<\/td>\u2026<\/td><\/tr>
75<\/td>1.5<\/td>1.0<\/td>0.5<\/td>0.5<\/td>0.5<\/td>0.5<\/td>\u2026<\/td>\u2026<\/td><\/tr>
70<\/td>2.0<\/td>1.0<\/td>1.0<\/td>0.5<\/td>0.5<\/td>0.5<\/td>\u2026<\/td>0.5<\/td><\/tr>
65<\/td>2.5<\/td>1.5<\/td>1.0<\/td>0.5<\/td>0.5<\/td>0.5<\/td>\u2026<\/td>0.5<\/td><\/tr>
60<\/td>3.0<\/td>1.5<\/td>1.0<\/td>1.0<\/td>0.5<\/td>0.5<\/td>\u2026<\/td>0.5<\/td><\/tr>
55<\/td>3.5<\/td>2.0<\/td>1.5<\/td>1.0<\/td>1.0<\/td>0.5<\/td>\u2026<\/td>0.5<\/td><\/tr>
50<\/td>3.5<\/td>2.0<\/td>1.5<\/td>1.0<\/td>1.0<\/td>1.0<\/td>\u2026<\/td>0.5<\/td><\/tr>
45<\/td>4.0<\/td>2.5<\/td>2.0<\/td>1.0<\/td>1.0<\/td>1.0<\/td>\u2026<\/td>1.0<\/td><\/tr>
40<\/td>4.5<\/td>3.0<\/td>2.0<\/td>1.5<\/td>1.0<\/td>1.0<\/td>\u2026<\/td>1.0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

1.588 mm(1\/16 in.) \ubcfc \uc555\uc785\uc790, \ub85c\ud06c\uc6f0 15T, 30T \ubc0f 45T \uc2a4\ucf00\uc77c<\/h3>\n\n\n\n
\uce21\uc815\uac12<\/th>3.175
0.125 in.<\/th>		6.350
0.250 in.<\/th>		9.525
0.375 in.<\/th>		12.700
0.500 in.<\/th>		15.875
0.625 in.<\/th>		19.050
0.750 in.<\/th>		22.225
0.875 in.<\/th>		25.400
1.000 in.<\/th><\/tr><\/thead>
90<\/td>1.5<\/td>1.0<\/td>1.0<\/td>0.5<\/td>0.5<\/td>0.5<\/td>\u2026<\/td>0.5<\/td><\/tr>
80<\/td>3.0<\/td>2.0<\/td>1.5<\/td>1.5<\/td>1.0<\/td>1.0<\/td>\u2026<\/td>0.5<\/td><\/tr>
70<\/td>5.0<\/td>3.5<\/td>2.5<\/td>2.0<\/td>1.5<\/td>1.0<\/td>\u2026<\/td>1.0<\/td><\/tr>
60<\/td>6.5<\/td>4.5<\/td>3.0<\/td>2.5<\/td>2.0<\/td>1.5<\/td>\u2026<\/td>1.5<\/td><\/tr>
50<\/td>8.5<\/td>5.5<\/td>4.0<\/td>3.0<\/td>2.5<\/td>2.0<\/td>\u2026<\/td>1.5<\/td><\/tr>
40<\/td>10.0<\/td>6.5<\/td>4.5<\/td>3.5<\/td>3.0<\/td>2.5<\/td>\u2026<\/td>2.0<\/td><\/tr>
30<\/td>11.5<\/td>7.5<\/td>5.0<\/td>4.0<\/td>3.5<\/td>2.5<\/td>\u2026<\/td>2.0<\/td><\/tr>
20<\/td>13.0<\/td>9.0<\/td>6.0<\/td>4.5<\/td>3.5<\/td>3.0<\/td>\u2026<\/td>2.0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ucd9c\ucc98: ASM Handbook, Vol. 8, \ud45c\uba74 \ub85c\ud06c\uc6f0 \uacbd\ub3c4 \uc2dc\ud5d8\uae30\ub85c \uc2dc\ud5d8\ud55c \uc6d0\ud1b5\ud615 \uacf5\uc791\ubb3c\uc758 \ubcf4\uc815 \uacc4\uc218. \uc6d0\ubcf8 \ud45c\uc5d0\uc11c 15T, 30T \ubc0f 45T \uc2a4\ucf00\uc77c\uc758 22.225 mm \uc5f4\uc740 \ube44\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/em><\/p>\n\n\n\n

\uc2e4\ubb34\uc5d0\uc11c \ubcf4\uc815\uc774 \uac16\ub294 \uc758\ubbf8<\/h2>\n\n\n\n

6.35 mm \ubd09\uc7ac\uc5d0\uc11c 60 HRC \uce21\uc815\uac12\uc740 1.5 \ud3ec\uc778\ud2b8\uc758 \ubcf4\uc815\uc774 \ud544\uc694\ud558\uace0 30 HRC \uce21\uc815\uac12\uc740 5.0 \ud3ec\uc778\ud2b8\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uacf5\uad6c\uac15\uc774 \uc0ac\uc6a9\ub418\ub294 \uacbd\ub3c4\uc5d0\uc11c\ub294 \ubcf4\uc815\uc774 \uc791\uc9c0\ub9cc \uc2dc\ud5d8\uc758 \ubc18\ubcf5\uc131\ubcf4\ub2e4 \ud06c\ubbc0\ub85c, \ubd09\uc7ac\uac00 \uc881\uc740 \ud5c8\uc6a9 \ubc94\uc704 \ub0b4\uc5d0 \uc788\ub294\uc9c0\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc9c1\uacbd\uc744 \uba85\uc2dc\ud558\uc9c0 \uc54a\uace0 \ud658\ubd09\uc5d0\uc11c 58.5 HRC\ub97c \uc81c\uc2dc\ud55c \uc131\uc801\uc11c\ub294 \ud3c9\uba74 \uc2dc\ud5d8\ud3b8 \uacb0\uacfc\uc640 \ube44\uad50\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc9c1\uacbd, \uc2a4\ucf00\uc77c \ubc0f \ud558\uc911\uc744 \uba85\uc2dc\ud558\uace0 \ubcf4\uc815 \uc801\uc6a9 \uc5ec\ubd80\ub97c \ubc1d\ud788\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\ub3d9\uc77c\ud55c \ud45c\ub294 \ub0b4\uacbd\uc774 \uc624\ubaa9\ud55c \ud45c\uba74\uc778 \uad00\uc7ac\uc640, \uce21\uc815\uac12\uc774 \uc77c\ubc18 \uc2a4\ucf00\uc77c \ubc94\uc704 \uc544\ub798\ub85c \ub5a8\uc5b4\uc9c0\ub294 \uc120\uc7ac\uc5d0\ub3c4 \uc801\uc6a9\ub429\ub2c8\ub2e4. \uc9c1\uacbd 6.35 mm \uc774\ud558\uc5d0\uc11c\ub294 \uc77c\ubc18 \uc2a4\ucf00\uc77c\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc5c6\uc73c\uba70, \ud45c\uba74 N \uc2a4\ucf00\uc77c\uc774 3.175 mm\uae4c\uc9c0 \ubcf4\uc815\uc744 \uc801\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uacbd\ub3c4 \uac12\uc744 \uc81c\uc2dc\ud558\uae30 \uc804\uc5d0<\/h2>\n\n\n\n

\uacbd\ub3c4 \uce21\uc815\uac12\uc740 \uc2a4\ucf00\uc77c, \ud558\uc911 \ubc0f \ubd80\ud488 \ud615\uc0c1\uc5d0 \uc18d\ud569\ub2c8\ub2e4. \uace1\uba74\uc5d0\uc11c \uce21\uc815\ud55c \uac12\uc744 \ud3c9\uba74 \uc2dc\ud5d8\ud3b8\uacfc \ube44\uad50\ud558\uac70\ub098 \ud45c\uba74 \ub85c\ud06c\uc6f0 \uac12\uc744 C \uc2a4\ucf00\uc77c \uac12\uacfc \ube44\uad50\ud558\uba74 \uc7ac\uc9c8\uacfc \ubb34\uad00\ud55c \ubd88\uc77c\uce58\uac00 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc774 \ud398\uc774\uc9c0\uc758 \uacc4\uc218\ub294 \uacf5\uac1c\ub41c \ucc38\uc870 \ub370\uc774\ud130\uc774\uba70 \uad6c\uc870\uc801\uc73c\ub85c \uadfc\uc0ac\uac12\uc785\ub2c8\ub2e4. \uc790\uc0ac \uc81c\ud488\uc5d0 \uc801\uc6a9\ub418\ub294 \ud45c\uc900\uc5d0 \ub530\ub77c \ud5c8\uc6a9 \uae30\uc900\uc744 \ud655\uc778\ud558\uace0, \uc131\uc801\uc11c\uc5d0 \uc2a4\ucf00\uc77c, \ud558\uc911, \uc704\uce58 \ubc0f \ubd80\ud488 \uc9c1\uacbd\uc744 \uba85\uc2dc\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\uc774 \uc0ac\uc774\ud2b8\uc758 \uad00\ub828 \ucc38\uc870 \ud398\uc774\uc9c0: \uacbd\ub3c4 \uc2dc\ud5d8\uc744 \uc704\ud55c \ucd5c\uc18c \ub450\uaed8<\/a>, \uacbd\ub3c4 \uc2dc\ud5d8 \ubc29\ubc95<\/a>, \uacf5\uad6c\uac15 \uacbd\ub3c4 \ud658\uc0b0 \uacc4\uc0b0\uae30<\/a>, \uacf5\uad6c\uac15 \ud488\uc9c8 \uac80\uc99d<\/a>, \uacf5\uad6c\uac15 \uacf5\uae09<\/a>.<\/p>\n\n\n\n

\ucd9c\ucc98: ASM Handbook, Volume 8, Mechanical Testing and Evaluation (ASM International), Andrew Fee, Consultant\uc758 \ub17c\ubb38 Selection and Industrial Applications of Hardness Tests \ubc0f Edward L. Tobolski, Wilson Instruments Division, Instron Corporation and Andrew Fee, Consultant\uc758 \ub17c\ubb38 Macroindentation Hardness Testing. \uac12\uc740 \ucc38\uc870\uc6a9\uc73c\ub85c\ub9cc \uc7ac\ud604\ub418\uc5c8\uc2b5\ub2c8\ub2e4. Aobo Steel\uc740 \ud480\ub9bc \uc0c1\ud0dc\uc758 \uacf5\uad6c\uac15\uc744 \uacf5\uae09\ud569\ub2c8\ub2e4.<\/em><\/p>","protected":false},"excerpt":{"rendered":"

Hardness Test Correction Factors for Round Bar A hardness reading taken on a round bar is not the same value as a reading taken on flat stock of the same material. This page carries the published correction factors for cylindrical workpieces on the Rockwell scales, with the diameter limits that decide when a correction is 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