{"id":21128,"date":"2026-10-07T17:56:16","date_gmt":"2026-10-07T09:56:16","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=21128"},"modified":"2026-10-16T01:34:07","modified_gmt":"2026-10-15T17:34:07","slug":"portable-hardness-testing-tool-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/ko\/portable-hardness-testing-tool-steel\/","title":{"rendered":"\uacf5\uad6c\uac15\uc758 \ud734\ub300\uc6a9 \uacbd\ub3c4 \uc2dc\ud5d8"},"content":{"rendered":"

\uacf5\uad6c\uac15\uc758 \ud734\ub300\uc6a9 \uacbd\ub3c4 \uc2dc\ud5d8<\/h1>\n\n\n\n

\ud504\ub808\uc2a4 \uae08\ud615, \ub2e8\uc870 \ub2e4\uc774 \ub610\ub294 \uc555\uc5f0 \ub864\uc740 \ubca4\uce58 \uacbd\ub3c4 \uc2dc\ud5d8\uae30\ub85c \uc6b4\ubc18\ud560 \uc218 \uc5c6\uc73c\ubbc0\ub85c \ub300\ud615 \uacf5\uad6c\uc758 \uacbd\ub3c4 \ud310\ub3c5\uac12\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ud734\ub300\uc6a9 \uae30\uae30\ub85c \uce21\uc815\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uc138 \uac00\uc9c0 \ubc29\ubc95\uc740 \ubaa8\ub450 \ub3d9\uc77c\ud55c \uac83\uc744 \uce21\uc815\ud558\uc9c0 \uc54a\uc73c\uba70, \uadf8 \ucc28\uc774\uac00 \ud504\ub808\uc2a4 \ud604\uc7a5\uc5d0\uc11c \uce21\uc815\ud55c \uc218\uce58\ub97c \ubb34\uc5c7\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uace0 \uc0ac\uc6a9\ud560 \uc218 \uc5c6\ub294\uc9c0\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. \uc774 \ud398\uc774\uc9c0\uc5d0\uc11c\ub294 \uc2a4\ud074\ub808\ub85c\uc2a4\ucf54\ud504, \ub9ac\ube0c \ub610\ub294 \uc5d0\ucf54\ud301 \uc2dc\ud5d8\uae30 \ubc0f \ucd08\uc74c\ud30c \uc2dc\ud5d8\uae30, \uac01\uac01\uc758 \ud55c\uacc4, \uadf8\ub9ac\uace0 \ud604\uc7a5 \ud310\ub3c5\uac12\uc774 \ubca4\uce58 \ub85c\ud06c\uc6f0 \uc2dc\ud5d8\uc5d0\uc11c \ud1b5\uacfc\ud55c \ubb38\uc81c\ub97c \ubc1c\uacac\ud55c \ubb38\uc11c\ud654\ub41c \uc0ac\ub840\ub97c \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubc18\ubc1c \uc2dc\ud5d8\uacfc \uc555\uc785 \uc2dc\ud5d8\uc740 \uc11c\ub85c \ub2e4\ub978 \ud2b9\uc131\uc744 \uce21\uc815\ud569\ub2c8\ub2e4<\/h2>\n\n\n\n

\uacbd\ub3c4\ub294 \uc7ac\ub8cc\uc758 \ud0c4\uc131 \ubc18\uc751 \ub610\ub294 \uc18c\uc131 \ubcc0\ud615\uacfc \uacbd\ud5d8\uc801\uc73c\ub85c \uad00\ub828\ub420 \uc218 \uc788\uc73c\uba70, \ub450 \uc2dc\ud5d8\uad70\uc740 \uc774 \ub450 \uac00\uc9c0\ub97c \uae30\ubc18\uc73c\ub85c \ud569\ub2c8\ub2e4. \ubca4\uce58 \uc2dc\ud5d8\uc778 \ub85c\ud06c\uc6f0, \ube0c\ub9ac\ub12c, \ube44\ucee4\uc2a4 \ubc0f \ub204\ud504\ub294 \uc555\uc785\uc758 \ud06c\uae30\ub098 \uae4a\uc774\ub97c \uce21\uc815\ud558\uc5ec \uc18c\uc131 \uac70\ub3d9\uc758 \uad00\uc810\uc5d0\uc11c \uacbd\ub3c4\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. \ud734\ub300\uc6a9 \ubc18\ubc1c \uc2dc\ud5d8\uc740 \uacbd\ub3c4\ub97c \uc7ac\ub8cc\uc758 \ud0c4\uc131 \ubc18\uc751\uacfc \uad00\ub828\uc2dc\ud0b5\ub2c8\ub2e4. \uc774\ub294 \ud578\ub4dc\ud5ec\ub4dc \uae30\uae30\ub85c \uce21\uc815\ud55c \uc218\uce58\ub97c \ubc00 \uc2dc\ud5d8 \uc131\uc801\uc11c\ub098 \ub3c4\uba74\uc758 \uacbd\ub3c4 \uc218\uce58\uc640 \ube44\uad50\ud560 \ub54c \uac00\uc7a5 \uba3c\uc800 \uae30\uc5b5\ud574\uc57c \ud560 \uc0ac\ud56d\uc785\ub2c8\ub2e4. \ub450 \uc218\uce58\ub294 \ub3d9\uc77c\ud55c \ubc29\uc2dd\uc73c\ub85c \uc5bb\uc5b4\uc9c0\uc9c0 \uc54a\uc558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc138 \uac00\uc9c0 \ubc29\ubc95\uc774 \uacf5\uad6c\uc5d0 \ub300\ud55c \uac70\uc758 \ubaa8\ub4e0 \ud604\uc7a5 \uc791\uc5c5\uc744 \ucee4\ubc84\ud569\ub2c8\ub2e4. \uadf8 \uc911 \ub450 \uac00\uc9c0\ub294 \ubc18\ubc1c \uc2dc\ud5d8\uc778 \uc2a4\ud074\ub808\ub85c\uc2a4\ucf54\ud504\uc640 \ub9ac\ube0c \uc2dc\ud5d8\uae30\uc774\uba70, \uc138 \ubc88\uc9f8\uc778 \ucd08\uc74c\ud30c \uc2dc\ud5d8\uae30\ub294 \ud734\ub300\uc6a9\uc73c\ub85c \ub9cc\ub4e0 \uc555\uc785 \uc2dc\ud5d8\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc2a4\ud074\ub808\ub85c\uc2a4\ucf54\ud504 \uacbd\ub3c4 \uc2dc\ud5d8<\/h2>\n\n\n\n

\uc2a4\ud074\ub808\ub85c\uc2a4\ucf54\ud504\ub294 \ub2e4\uc774\uc544\ubaac\ub4dc \ud301\uc774 \ub2ec\ub9b0 \ud574\uba38\ub97c \uace0\uc815 \ub192\uc774\uc5d0\uc11c \ubd80\ud488 \ud45c\uba74\uc5d0 \ub5a8\uc5b4\ub728\ub9ac\ub294 \uc7a5\uce58\uc785\ub2c8\ub2e4. \ubc18\ubc1c \ub192\uc774\uac00 \uacbd\ub3c4\uc758 \ucc99\ub3c4\uc785\ub2c8\ub2e4. 1907\ub144 Albert F. Shore\uac00 \ubc1c\uba85\ud588\uc73c\uba70 \ubbf8\uad6d\uc5d0\uc11c \uc81c\uc870\ub41c \ucd5c\ucd08\uc758 \uc0c1\uc5c5\uc6a9 \uc57c\uae08 \uacbd\ub3c4 \uc2dc\ud5d8\uae30\uc600\uc2b5\ub2c8\ub2e4. \ud604\uc7ac \ubbf8\uad6d\uc5d0\uc11c\ub294 \ub354 \uc774\uc0c1 \uc81c\uc870\ub418\uc9c0 \uc54a\uc9c0\ub9cc, \ub2e8\uc870\uac15 \ub610\ub294 \uc555\uc5f0 \ud569\uae08\uac15 \ub864\uacfc \uac19\uc740 \ucd08\ub300\ud615 \uc2dc\ud3b8 \uc2dc\ud5d8\uc5d0 \uc5ec\uc804\ud788 \uc0ac\uc6a9\ub418\uba70, \uc774\ub294 \ubc14\ub85c \uacf5\uad6c\uac15 \uacf5\uae09\uc5c5\uccb4\uc640 \ub2e4\uc774 \uc20d\uc774 \ub2e4\ub8e8\ub294 \ubd80\ud488 \ub4f1\uae09\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc774 \uc2a4\ucf00\uc77c\uc740 \uacf5\uad6c\uac15\uc744 \uae30\uc900\uc73c\ub85c \uc815\uc758\ub418\uba70, \uc2a4\ud074\ub808\ub85c\uc2a4\ucf54\ud504 \uc218\uce58\uac00 \uc778\uc6a9\ub420 \ub54c \uc54c\uc544\ub450\uba74 \uc720\uc6a9\ud569\ub2c8\ub2e4. 100 \ub2e8\uc704\ub294 \ucd5c\ub300 \uacbd\ub3c4\ub85c \ub2f4\uae08\uc9c8\ud558\uace0 \ud15c\ud37c\ub9c1\ud558\uc9c0 \uc54a\uc740 \uc218\uacbd\ud654 \uacf5\uad6c\uac15\uc5d0\uc11c \ud574\uba38\uc758 \ud3c9\uade0 \ubc18\ubc1c \ub192\uc774\uc785\ub2c8\ub2e4. \uc2a4\ucf00\uc77c\uc740 100 \uc774\uc0c1\uc73c\ub85c \uacc4\uc18d\ub418\uc5b4 \uc644\uc804\ud788 \uacbd\ud654\ub41c \uacf5\uad6c\uac15\ubcf4\ub2e4 \ub2e8\ub2e8\ud55c \uc7ac\ub8cc\ub3c4 \uce21\uc815\ud560 \uc218 \uc788\uc73c\uba70, \ubaa8\ub378 C \uae30\uae30\ub294 0\uc5d0\uc11c 140\uae4c\uc9c0 \ub208\uae08\uc774 \ub9e4\uaca8\uc838 \uc788\uc2b5\ub2c8\ub2e4. \ub300\ub7b5\uc801\uc778 \uc9c0\uce68\uc73c\ub85c, \uacbd\ud654\uac15\uc740 \uc57d 100, \uc911\uacbd\ub3c4\uac15\uc740 \uc57d 50, \uc5f0\uc9c8 \uae08\uc18d\uc740 10\uc5d0\uc11c 15 \uc0ac\uc774\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub450 \uac00\uc9c0 \ubaa8\ub378\uc774 \uc81c\uc791\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ubaa8\ub378 C\ub294 \uc720\ub9ac\uad00\uc744 \ud1b5\ud574 \uc218\uc9c1 \uc2a4\ucf00\uc77c\uc5d0\uc11c \ubc18\ubc1c\uc744 \uc9c1\uc811 \ud310\ub3c5\ud558\uba70, \ubd80\ud488\uc774 \ud574\uba38\uc758 \uad00\uc131\uc744 \ud761\uc218\ud560 \uc218 \uc788\ub3c4\ub85d \ucd5c\uc18c 2.3 kg (5 lb) \uc774\uc0c1\uc778 \uacbd\uc6b0 \ubb34\uc81c\ud55c \ud06c\uae30\uc758 \uacf5\uc791\ubb3c\uc5d0 \uc7a5\ucc29\ud558\uc9c0 \uc54a\uace0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubaa8\ub378 D\ub294 \ubc18\ubc1c \ucd5c\uace0\uc810\uc5d0\uc11c \ud574\uba38\ub97c \uc815\uc9c0\uc2dc\ud0a4\uace0 \ub2e4\uc774\uc5bc \ub610\ub294 \ub514\uc9c0\ud138 \ub514\uc2a4\ud50c\ub808\uc774\uc5d0\uc11c \ud310\ub3c5\ud569\ub2c8\ub2e4. \uc218\uc9c1 \uc815\ub82c\uc774 \uc911\uc694\ud558\ubbc0\ub85c \uc7a5\ucc29\ud558\uc9c0 \uc54a\uace0 \uc0ac\uc6a9\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \ub450 \ubaa8\ub378 \ubaa8\ub450 ASTM E448\uc744 \uc900\uc218\ud558\uace0 \ub85c\ud06c\uc6f0 C, \ube0c\ub9ac\ub12c \ubc0f \ube44\ucee4\uc2a4 \uac12\uacfc \uc9c1\uc811 \uc0c1\uad00\ub418\ub294 \ud45c\uc900 \uad50\uc815\uacfc, \ud3c9\uc555\uc5f0 \uc81c\ud488\uc6a9 \uade0\uc9c8 \uc555\uc5f0 \uacbd\ud654 \ud569\uae08\uac15 \ub864\uc5d0 \uc0ac\uc6a9\ub418\ub294 ASTM A427\uc5d0 \ub530\ub978 \ub864 \uad50\uc815(HFRSc \ub610\ub294 HFRSd\ub85c \ud45c\uc2dc)\uc73c\ub85c \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub300\ud615 \uacf5\uad6c\uc5d0\uc11c \uc774 \ubc29\ubc95\uc758 \uc7a5\uc810\uc740 \ube60\ub974\uace0 \uc2dc\uac04\ub2f9 1000\ud68c \uc774\uc0c1\uc758 \uc2dc\ud5d8\uc774 \uac00\ub2a5\ud558\uba70, \uace0\ub3c4\ub85c \uc219\ub828\ub41c \uc791\uc5c5\uc790\uac00 \ud544\uc694\ud558\uc9c0 \uc54a\uace0, \uc644\uc131\ub41c \ud45c\uba74\uc5d0 \ub208\uc5d0 \ub744\ub294 \ud06c\ub808\uc774\ud130\ub97c \ub0a8\uae30\uc9c0 \uc54a\uc73c\uba70, \ud558\ub098\uc758 \uc2a4\ucf00\uc77c\uc774 \uac00\uc7a5 \uc5f0\uc9c8\uc5d0\uc11c \uac00\uc7a5 \uacbd\uc9c8 \uae08\uc18d\uae4c\uc9c0 \uc804\uccb4 \ubc94\uc704\ub97c \ucee4\ubc84\ud55c\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4. \ud55c\uacc4\ub3c4 \uc2e4\uc6a9\uc801\uc785\ub2c8\ub2e4. \ud574\uba38\uac00 \uc790\uc720\ub86d\uac8c \ub099\ud558\ud560 \uc218 \uc788\ub3c4\ub85d \uae30\uae30\ub97c \uc218\uc9c1\uc73c\ub85c \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4. \ub2e4\ub978 \uacbd\ub3c4 \uc2dc\ud5d8\ubcf4\ub2e4 \ud45c\uba74 \uc0c1\ud0dc\uc5d0 \ub354 \ubbfc\uac10\ud558\ubbc0\ub85c \uacfc\ub3c4\ud558\uac8c \uac70\uce5c \ud45c\uba74\uc740 \ubd88\uaddc\uce59\ud55c \ud310\ub3c5\uac12\uc744 \uc81c\uacf5\ud558\uba70, \uacfc\uc5f4\uc774\ub098 \ub0c9\uac04 \uac00\uacf5 \uc5c6\uc774 \ud45c\uba74\uc744 \uc904\uc9c8, \uae30\uacc4 \uac00\uacf5, \uc5f0\uc0ad \ub610\ub294 \uc5f0\ub9c8\ud574\uc57c \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubd80\ud488\uc758 \uc9c8\ub7c9\uc774\ub098 \ud615\uc0c1\uc774 \ud310\ub3c5\uac12\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\uba70, \uc587\uac70\ub098 \uac00\ubcbc\uc6b4 \ubd80\ud488\uc740 \ub2e8\ub2e8\ud788 \uace0\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. \ucda9\uaca9 \uc2dc \ub454\ud0c1\ud55c \uc18c\ub9ac \ub300\uc2e0 \uc18d\uc774 \ube48 \uc6b8\ub9bc \uc18c\ub9ac\uac00 \ub098\uba74 \ubd80\ud488\uc774 \uc81c\ub300\ub85c \uc9c0\uc9c0\ub418\uc9c0 \uc54a\uc740 \uac83\uc785\ub2c8\ub2e4. 5\ud68c \uce21\uc815\ud558\uc5ec \ud3c9\uade0\uc744 \ub0c5\ub2c8\ub2e4. \uc555\uc785\uc740 \ucd5c\uc18c 0.50 mm (0.020 in.) \uac04\uaca9\uc744 \ub450\uc5b4\uc57c \ud558\uba70, \ud3c9\ud589 \uba74\uc744 \uac00\uc9c4 \ud3c9\ud3c9\ud55c \ubd80\ud488\uc740 \uc801\uc808\ud788 \uace0\uc815\ud558\uba74 \uac00\uc7a5\uc790\ub9ac\uc5d0\uc11c 6 mm (0.25 in.) \uc774\ub0b4\uc5d0\uc11c \uc2dc\ud5d8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc774 \ubc29\ubc95\uc774 \ud5c8\uc6a9\ud558\ub294 \ucd5c\uc18c \uc2dc\ud2b8 \ub450\uaed8\ub294 \uc544\ub798\uc5d0 \ub098\uc640 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uae08\uc18d<\/th>\ucd5c\uc18c \ub450\uaed8, mm<\/th>\ucd5c\uc18c \ub450\uaed8, in.<\/th><\/tr><\/thead>
\uacbd\ud654\uac15<\/td>0.13<\/td>0.005<\/td><\/tr>
\ub0c9\uac04 \uc555\uc5f0 \uac15 \uc2a4\ud2b8\ub9bd<\/td>0.25<\/td>0.010<\/td><\/tr>
\uc5b4\ub2d0\ub9c1 \ud669\ub3d9 \uc2a4\ud2b8\ub9bd<\/td>0.38<\/td>0.015<\/td><\/tr>
\ubc18\uacbd\ud654 \ud669\ub3d9 \uc2a4\ud2b8\ub9bd<\/td>0.25<\/td>0.010<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\uc2a4\ud074\ub808\ub85c\uc2a4\ucf54\ud504\ub85c \uacbd\ub3c4 \uc2dc\ud5d8\ud560 \uc218 \uc788\ub294 \ucd5c\uc18c \uc2dc\ud2b8 \ub450\uaed8. \uc2dc\ud2b8\ub294 \ud3c9\ud3c9\ud558\uace0 \ubb3c\uacb0\uc774 \uc5c6\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ud718\uc5b4\uc9c4 \uc2dc\ud2b8\ub294 \uc624\ubaa9\uba74\uc774 \uc704\ub85c \uc624\uac8c \ub193\uc2b5\ub2c8\ub2e4.<\/em><\/p>\n\n\n\n

\ud310\ub3c5\uac12\uc740 \uccab \ubc88\uc9f8 \ubc14\uc6b4\uc2a4\uc5d0\uc11c \ud574\uba38\uc758 \ucd5c\ub300 \ubc18\ubc1c\ub85c \ud45c\uc2dc\ub418\ubbc0\ub85c, \uac00\uc7a5 \uc219\ub828\ub41c \uc791\uc5c5\uc790\ub3c4 \ub3d9\uc77c\ud55c \ubd80\ud488\uc5d0\uc11c 1~2 \ud3ec\uc778\ud2b8 \ucc28\uc774\uac00 \ub0a0 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub9ac\ube0c(\uc5d0\ucf54\ud301) \uacbd\ub3c4 \uc2dc\ud5d8<\/h2>\n\n\n\n

\ub9ac\ube0c \uc2dc\ud5d8\uae30\ub294 \ub3d9\uc77c\ud55c \ubc18\ubc1c \uc6d0\ub9ac\ub85c \uc791\ub3d9\ud558\ub294 \ud734\ub300\uc6a9 \uae30\uae30\uc785\ub2c8\ub2e4. \ucda9\uaca9\uccb4\uac00 \uc2a4\ud504\ub9c1\uc5d0 \uc758\ud574 \uc2dc\ub8cc\ub85c \ucd94\uc9c4\ub418\uc5b4 \uc791\uc740 \uc555\uc785\uc744 \ud615\uc131\ud558\uace0, \uc7ac\ub8cc\uc758 \uacbd\ub3c4\uc640 \ud0c4\uc131\uc5d0 \ub530\ub77c \ud45c\uba74\uc5d0\uc11c \ubc18\ubc1c\ud569\ub2c8\ub2e4. \uc804\uc790 \uc720\ub3c4 \ucf54\uc77c\uc774 \uc811\ucd09 \uc804\ud6c4\uc758 \ucda9\uaca9\uccb4 \uc18d\ub3c4\ub97c \uce21\uc815\ud558\uace0, \ub9ac\ube0c \uacbd\ub3c4 \uc218\uce58\ub294 \ub450 \uc18d\ub3c4\uc758 \ube44\uc728\ub85c \uacc4\uc0b0\ub429\ub2c8\ub2e4. \uc218\uce58\ub294 HL\ub85c \ud45c\uae30\ud558\uace0 \ucda9\uaca9 \uc7a5\uce58\ub97c \uc2dd\ubcc4\ud558\ub294 \ud558\ub098 \uc774\uc0c1\uc758 \uc811\ubbf8\uc0ac \ubb38\uc790\uac00 \ub4a4\ub530\ub985\ub2c8\ub2e4. \uc774 \ubc29\ubc95\uc740 \uc0c1\ud45c\uba85\uc744 \ub530\uc11c \uc5d0\ucf54\ud301 \uacbd\ub3c4\ub77c\uace0\ub3c4 \ud558\uba70 ASTM A956\uc73c\ub85c \ud45c\uc900\ud654\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubaa8\ub4e0 \ub9ac\ube0c \uc2dc\ud5d8\uae30\ub294 \uc804\uc790\uc2dd\uc774\uba70 \uacb0\uacfc\ub97c \ub514\uc9c0\ud138\ub85c \ud45c\uc2dc\ud558\uba70, \ucda9\uaca9 \uc7a5\uce58\uc758 \uc120\ud0dd\uc774 \uc791\uc5c5\uc758 \uccab \ubc88\uc9f8 \uacb0\uc815\uc785\ub2c8\ub2e4. \uc7a5\uce58\ub294 \ucd5c\ub300 \uacbd\ub3c4\uc640 \ud544\uc694\ud55c \ucd5c\uc18c \uc2dc\ub8cc \uc9c8\ub7c9\uc774 \ub2e4\ub985\ub2c8\ub2e4. \uc2dc\ud5d8\uc774 \ubc18\ubc1c\uc5d0 \uae30\ucd08\ud558\ubbc0\ub85c \uc2dc\ub8cc\uc758 \uc9c8\ub7c9\uc774 \uacb0\uacfc\uc5d0 \uc911\uc694\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ub108\ubb34 \uac00\ubcbc\uc6b4 \ubd80\ud488\ub3c4 \ub354 \ud070 \uc9c8\ub7c9\uc5d0 \uc8fc\uc758 \uae4a\uac8c \uacb0\ud569\ud558\uba74 \uc2dc\ud5d8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc544\ub798 \ud45c\ub294 \uc120\ud0dd \uac00\uc774\ub4dc\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\ucda9\uaca9 \uc7a5\uce58<\/th>\ucd5c\ub300 \uacbd\ub3c4, HRC<\/th>\ucd5c\uc18c \uc2dc\ub8cc \uc9c8\ub7c9, kg<\/th>\ucd5c\uc18c \uc2dc\ub8cc \uc9c8\ub7c9, lb<\/th>\uc0ac\uc6a9 \ubd84\uc57c<\/th><\/tr><\/thead>
D<\/td>68<\/td>5<\/td>11<\/td>\uae30\ubcf8 \ucda9\uaca9 \uc7a5\uce58, \ub2e8\uc870 \ubc0f \uc8fc\uac15, \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08, \uad6c\ub9ac \ud569\uae08 \ubc0f \uc8fc\ucca0\uc758 \ub300\ubd80\ubd84 \uc2dc\ud5d8\uc6a9<\/td><\/tr>
DC<\/td>68<\/td>5<\/td>11<\/td>D\uc640 \ub3d9\uc77c\ud55c \uc7ac\ub8cc, \ubcf4\uc5b4\uc640 \uac19\uc740 \ud611\uc18c\ud55c \uacf5\uac04\uc5d0\uc11c \uce21\uc815\ud558\ub3c4\ub85d \uc131\ud615\ub428<\/td><\/tr>
D+15<\/td>68<\/td>5<\/td>11<\/td>\uce21\uc815 \ucf54\uc77c\uc774 \ub4a4\ub85c \uc124\uc815\ub41c \uc2ac\ub9bc \ubc14\ub514, \uc791\uc740 \uad6c\uba4d \ubc0f \ud648\uc6a9<\/td><\/tr>
G<\/td>60<\/td>15<\/td>33<\/td>\ub354 \ud06c\uace0 \ucda9\uaca9 \uc5d0\ub108\uc9c0\uac00 \ub192\uc74c, \ub300\ud615 \uc911\ub7c9 \uc2dc\ud5d8\ud3b8\uc6a9: \uac15 \ub2e8\uc870\ud488, \uc8fc\ucca0, \uc8fc\uac15<\/td><\/tr>
C<\/td>68<\/td>1.5<\/td>3.3<\/td>\ub0ae\uc740 \ucda9\uaca9 \uc5d0\ub108\uc9c0, \ud45c\uba74 \uacbd\ud654 \ubd80\ud488, \ucf54\ud305 \ubc0f \ubc15\ubcbd \uac15 \ubd80\ud488\uc6a9<\/td><\/tr>
E<\/td>70<\/td>5<\/td>11<\/td>\ud569\uc131 \ub2e4\uc774\uc544\ubaac\ub4dc \uc2dc\ud5d8 \ud301, \uadf9\ub3c4\ub85c \ub192\uc740 \uacbd\ub3c4\uc758 \uac15 \ub2e8\uc870\ud488 \ub610\ub294 \uc8fc\ubb3c\uc6a9<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ub9ac\ube0c \ucda9\uaca9 \uc7a5\uce58 \ubc0f \uadf8 \uc751\uc6a9.<\/em><\/p>\n\n\n\n

\ub9ac\ube0c \uc218\uce58\ub294 \ubcf4\ud3b8\uc801\uc73c\ub85c \uc778\uc815\ub418\uc9c0 \uc54a\uc73c\ubbc0\ub85c \ub300\ubd80\ubd84\uc758 \uae30\uae30\uc5d0\ub294 \ub85c\ud06c\uc6f0, \ube0c\ub9ac\ub12c, \ube44\ucee4\uc2a4 \ubc0f \uc2a4\ud074\ub808\ub85c\uc2a4\ucf54\ud504\ub85c\uc758 \ub0b4\uc7a5 \ubcc0\ud658\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubcc0\ud658\uc758 \ubb38\uc81c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc7ac\ub8cc\uc758 \ud0c4\uc131 \uacc4\uc218\ub97c \ud1b5\ud574 \uc7ac\ub8cc\uc5d0 \ud06c\uac8c \uc758\uc874\ud55c\ub2e4\ub294 \uac83\uc774\ubbc0\ub85c, \uc2dc\ud5d8\uae30\ub294 \uc5ec\ub7ec \uc7ac\ub8cc \ub4f1\uae09(\uac15, \uc8fc\ucca0, \uc54c\ub8e8\ubbf8\ub284 \ubc0f \ud669\ub3d9 \ud3ec\ud568)\uc5d0 \ub300\ud574 \ubcc4\ub3c4\uc758 \ubcc0\ud658 \ub370\uc774\ud130\ub97c \ubcf4\uc720\ud569\ub2c8\ub2e4. \uc798\ubabb\ub41c \uc7ac\ub8cc \ub4f1\uae09\uc774 \ub85c\ub4dc\ub41c \uc0c1\ud0dc\uc5d0\uc11c \uacf5\uad6c\uac15\uc758 \ub9ac\ube0c \ud310\ub3c5\uac12\uc744 \ubcc0\ud658\ud558\ub294 \uac83\uc740 \ubca4\uce58 \uc2dc\ud5d8\uacfc \uc77c\uce58\ud558\uc9c0 \uc54a\ub294 \uc218\uce58\ub97c \uc0dd\uc131\ud558\ub294 \uc77c\ubc18\uc801\uc778 \ubc29\ubc95\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc138 \uac00\uc9c0 \uc791\ub3d9 \ud3ec\uc778\ud2b8\uac00 \ub9ac\ube0c \ud310\ub3c5\uac12\uc758 \uc758\ubbf8\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. \uccab \ubc88\uc9f8\ub294 \uac01\ub3c4\uc785\ub2c8\ub2e4. \uc2dc\ud5d8\uae30\ub294 \ub2e4\uc591\ud55c \uac01\ub3c4\uc5d0\uc11c \uc791\ub3d9\ud560 \uc218 \uc788\uc9c0\ub9cc \uc7a5\uce58\uac00 \uc218\uc9c1\uc774 \uc544\ub2d0 \ub54c \ucda9\uaca9\uccb4\uc5d0 \uc791\uc6a9\ud558\ub294 \uc911\ub825\uc5d0 \ub300\ud55c \ubcf4\uc815\uc774 \ud544\uc694\ud558\uba70, \ubcf4\uc815\uc740 \uc885\uc885 \uae30\uae30\uc5d0 \ub0b4\uc7a5\ub418\uac70\ub098 \ube7c\uc57c \ud560 \ud45c\ub85c \uc81c\uacf5\ub429\ub2c8\ub2e4. \ub450 \ubc88\uc9f8\ub294 \ud45c\uba74 \uc870\ub3c4\uc774\uba70, \uac70\uce5c \ud45c\uba74\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ub354 \uc5f0\uc9c8\uc758 \uacb0\uacfc\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc138 \ubc88\uc9f8\ub294 \uace1\ub960\uc785\ub2c8\ub2e4. \uc624\ubaa9 \ub610\ub294 \ubcfc\ub85d \ud45c\uba74\uc740 G\ud615\uc744 \uc81c\uc678\ud55c \ubaa8\ub4e0 \uc7a5\uce58\uc5d0\uc11c \uace1\ub960 \ubc18\uacbd\uc774 30 mm (1.18 in.)\ubcf4\ub2e4 \ud06c\uba74 \uc2dc\ud5d8\ud560 \uc218 \uc788\uc73c\uba70, G\ud615\uc740 50 mm (2 in.)\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc6d0\ud615 \ubc0f \uae4c\ub2e4\ub85c\uc6b4 \ud45c\uba74\uc6a9 \uc5b4\ub311\ud130\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uad50\uc815\uc740 \ud45c\uc900\ud654\ub41c \uc2dc\ud5d8 \ube14\ub85d\uc5d0 \ub300\ud574\uc11c\ub9cc \uac80\uc99d\ud560 \uc218 \uc788\uc73c\uba70, \ube14\ub85d \ud45c\uba74\uc5d0\uc11c 10\ud68c \ud310\ub3c5\uac12\uc744 \ud3c9\uade0\ud558\uc5ec \ud3c9\uade0\uc774 \uc778\uc99d\uc11c \uac12\uc758 13 \uc218\uce58 \uc774\ub0b4\uc774\uba74 \uad50\uc815\ub41c \uac83\uc73c\ub85c \uac04\uc8fc\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ucd08\uc74c\ud30c \uacbd\ub3c4 \uc2dc\ud5d8<\/h2>\n\n\n\n

\ucd08\uc74c\ud30c \ubc29\ubc95\uc740 \ubc18\ubc1c \uc2dc\ud5d8\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ube44\ucee4\uc2a4 \ub2e4\uc774\uc544\ubaac\ub4dc\uac00 \uc555\uc804 \ubcc0\ud658\uae30\uc5d0 \uc758\ud574 \uace0\uc720 \uc9c4\ub3d9\uc218\ub85c \uc5ec\uae30\ub418\ub294 \uc790\uae30\uc65c\uace1 \uae08\uc18d \ub9c9\ub300\uc758 \ud55c\ucabd \ub05d\uc5d0 \ubd80\ucc29\ub429\ub2c8\ub2e4. \uc790\uc720\ub2e8\uc744 \uace0\uccb4\uc5d0 \uc811\ucd09\uc2dc\ud0a4\uba74 \ub9c9\ub300\uc758 \uacf5\uc9c4 \uc8fc\ud30c\uc218\uac00 \ubcc0\ud558\uba70, \uc2dc\ud5d8\ub418\ub294 \uc7ac\ub8cc\uc758 \uc54c\ub824\uc9c4 \ud0c4\uc131 \uacc4\uc218\uc5d0 \ub300\ud574 \uae30\uae30\uac00 \uad50\uc815\ub418\uba74 \ub2e4\uc774\uc544\ubaac\ub4dc \ud301\uacfc \ud45c\uba74 \uc0ac\uc774\uc758 \uc811\ucd09 \uba74\uc801\uc744 \uc8fc\ud30c\uc218 \uc774\ub3d9\uc5d0\uc11c \ub3c4\ucd9c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\uc815\ud55c \ud798\uc5d0\uc11c \uc811\ucd09 \uba74\uc801\uc740 \uacbd\ub3c4\uc5d0 \ubc18\ube44\ub840\ud558\ubbc0\ub85c, \uce21\uc815\ub41c \uc8fc\ud30c\uc218\ub294 \uacbd\ub3c4 \uc218\uce58\ub85c \ubcc0\ud658\ub418\uc5b4 \ube44\ucee4\uc2a4 \ub610\ub294 \ub85c\ud06c\uc6f0 C\ub85c \uc9c1\uc811 \ud45c\uc2dc\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\ucd5c\ub300 \uc555\uc785 \ud558\uc911\uc740 \uc57d 800 gf\uc774\uba70, \uc555\uc785 \uae4a\uc774\ub294 4\uc5d0\uc11c 18 µm \uc0ac\uc774\uc785\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uacbd\uc6b0 \uacf5\uc791\ubb3c \ud45c\uba74\uc740 \uc190\uc0c1\ub418\uc9c0 \uc54a\uc73c\uba70 \uc2dc\ud5d8\uc740 \ube44\ud30c\uad34\ub85c \uac04\uc8fc\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud310\ub3c5\uc740 15\ucd08 \uc774\ub0b4\uc5d0 \uc774\ub8e8\uc5b4\uc9c0\uba70, \uc2dc\uac04\ub2f9 \ucd5c\ub300 1200\uac1c \ubd80\ud488\uc744 \uc2dc\ud5d8\ud560 \uc218 \uc788\uace0, \uae30\uae30\ub294 \ubc30\ud130\ub9ac\ub85c \uc791\ub3d9\ud560 \uc218 \uc788\uc744 \ub9cc\ud07c \uc791\uc73c\uba70, \ubaa8\ud130 \uad6c\ub3d9 \ud504\ub85c\ube0c\ub97c \ud1b5\ud574 \ubaa8\ub4e0 \ubc29\ud5a5\uc5d0\uc11c \uce21\uc815\uc774 \uac00\ub2a5\ud558\uace0, \ub2e8\uc77c \ud3ec\uc778\ud2b8 \uad50\uc815\ub9cc \ud544\uc694\ud569\ub2c8\ub2e4. \uac00\uc7a5 \ud734\ub300\uc131\uc774 \ub6f0\uc5b4\ub09c \ub9c8\uc774\ud06c\ub85c\uacbd\ub3c4 \uc2dc\ud5d8\uae30\uc774\uba70, \uc2a4\ud074\ub808\ub85c\uc2a4\ucf54\ud504\uc640 \ub2ec\ub9ac \ubd80\ud488\uc758 \ubb34\uac8c\uc5d0 \uc601\ud5a5\uc744 \ubc1b\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uae30\uc874 \ub9c8\uc774\ud06c\ub85c\uacbd\ub3c4 \uc2dc\ud5d8\uc5d0 \ube44\ud574 \uc774\ud574\ud560 \uac00\uce58\uac00 \uc788\ub294 \uae30\uc220\uc801 \uc7a5\uc810\uc774 \ud558\ub098 \uc788\uc2b5\ub2c8\ub2e4. \ucd08\uc74c\ud30c \uc7a5\ube44\ub294 \ud558\uc911\uc774 \uac00\ud574\uc9c4 \uc0c1\ud0dc\uc5d0\uc11c \uc811\ucd09 \uba74\uc801\uc744 \uce21\uc815\ud558\ub294 \ubc18\uba74, \uae30\uc874 \ube44\ucee4\uc2a4 \ub610\ub294 \ub204\ud504 \uc2dc\ud5d8\uc740 \ud558\uc911\uc744 \uc81c\uac70\ud55c \ud6c4 \uc555\ud754\uc744 \uce21\uc815\ud558\uba70, \ud558\uc911 \uc81c\uac70 \uc2dc \ud0c4\uc131 \ud68c\ubcf5\uc774 \uadf8 \uce21\uc815\uac12\uc744 \ud3b8\ud5a5\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucd08\uc74c\ud30c \uc2dc\ud5d8\uc740 \ub610\ud55c \uacbd\ud558\uc911\uacfc \uc8fc\ud558\uc911 \ub300\uc2e0 \ub2e8\uc77c \ud558\uc911\uc744 \uc0ac\uc6a9\ud558\ubbc0\ub85c \ub85d\uc6f0 \uc2dc\ud5d8\ucc98\ub7fc \ubbfc\uac10\ud55c \ubcc0\uc704 \uce21\uc815 \uc2dc\uc2a4\ud15c\uc774\ub098 \uac15\uc131 \ud504\ub808\uc784\uc774 \ud544\uc694\ud558\uc9c0 \uc54a\uc73c\uba70, \ub9ce\uc740 \uacbd\uc6b0 \ubd80\ud488\uc744 \ud074\ub7a8\ud551\ud558\uac70\ub098 \uac15\uc131 \uc9c0\uc9c0 \uc5c6\uc774 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud55c\uacc4\ub294 \ub3d9\uc77c\ud55c \uc124\uacc4\uc5d0\uc11c \ube44\ub86f\ub429\ub2c8\ub2e4. \uad11\ud559 \uc2dc\uc2a4\ud15c\uc774 \uc5c6\uc5b4 \ud504\ub85c\ube0c\uac00 \uc791\uace0 \ube60\ub974\uc9c0\ub9cc, \uc774\ub294 \ub610\ud55c \uc555\uc790\ub97c \ubbf8\uc138 \uc870\uc9c1 \uc131\ubd84\uc5d0 \uc815\ubc00\ud558\uac8c \uc704\uce58\uc2dc\ud0ac \uc218 \uc5c6\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud558\ubbc0\ub85c \uac1c\ubcc4 \ud0c4\ud654\ubb3c\uc758 \uacbd\ub3c4\ub294 \uc774 \uc7a5\ube44\uc758 \ubc94\uc704 \ubc16\uc785\ub2c8\ub2e4. \ub610\ud55c \uce68\ud0c4\uce35\uc744 \uac00\ub85c\uc9c0\ub974\ub294 \uacbd\ub3c4 \ud2b8\ub798\ubc84\uc2a4\ub3c4 \uc5b4\ub835\uac8c \ub9cc\ub4dc\ub294\ub370, \uc555\uc790\ub97c \uac00\uc7a5\uc790\ub9ac\uc5d0\uc11c 0.05 \ub610\ub294 0.10 mm (0.002 \ub610\ub294 0.004 in.)\uc5d0 \uc704\uce58\uc2dc\ud0a4\uae30\uac00 \uc5b4\ub835\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ud574\uacb0 \ubc29\ubc95\uc740 \ud2b8\ub798\ubc84\uc2a4\ub97c \ubc18\ub300\ub85c \ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc989, \uce68\ud0c4 \uae4a\uc774\ub97c \ub118\uc5b4 \ubd80\ud488 \ub0b4\ubd80 \uae4a\uc219\ud55c \uacf3\uc5d0\uc11c \uccab \ubc88\uc9f8 \uce21\uc815\uac12\uc744 \uc5bb\uace0, \uc5f0\ud55c \uce21\uc815\uac12\uc774 \uc555\uc790\uac00 \ub9c8\uc6b4\ud305 \uc7ac\ub8cc\uc5d0 \ub3c4\ub2ec\ud588\uc74c\uc744 \ubcf4\uc5ec\uc904 \ub54c\uae4c\uc9c0 \uaddc\uc815\ub41c \uac04\uaca9\uc73c\ub85c \uc678\ubd80\ub97c \ud5a5\ud574 \uce21\uc815\ud574 \ub098\uac00\ub294 \uac83\uc785\ub2c8\ub2e4. \ub9c8\uc9c0\ub9c9\uc73c\ub85c, \ucd08\uc74c\ud30c \uc2dc\ud5d8\uc740 \ub9c8\uc774\ud06c\ub85c\uacbd\ub3c4 \uc2dc\ud5d8\uc774\ubbc0\ub85c \ud45c\uba74 \uc870\ub3c4 \uc694\uad6c \uc0ac\ud56d\uc774 \uc5c4\uaca9\ud558\uba70 \ud558\uc911\uc774 \ub0ae\uc544\uc9c8\uc218\ub85d \ub354\uc6b1 \uc5c4\uaca9\ud574\uc9d1\ub2c8\ub2e4. ASTM E3\uc5d0 \ub530\ub77c \uc900\ube44\ub41c \uae08\uc18d \uc870\uc9c1 \ub9c8\uac10\uc774 \ud544\uc694\ud558\uba70, \uc5f0\uc0ad\uc774\ub098 \uc5f0\ub9c8\ub294 \ud45c\uba74\uc758 \uac00\uc5f4\uacfc \ubcc0\ud615\uc744 \ud53c\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubca4\uce58 \ud14c\uc2a4\ud2b8\ub97c \ud1b5\uacfc\ud588\uc9c0\ub9cc \uc5ec\uc804\ud788 \uc5f4\uade0\uc5f4\uc774 \ubc1c\uc0dd\ud55c \ub2e4\uc774<\/h2>\n\n\n\n

\ud604\uc7a5 \uacbd\ub3c4 \uce21\uc815 \ubc29\ubc95\uc758 \uc2e4\uc6a9\uc801 \uac00\uce58\ub294 \ucd9c\ucc98\uc5d0 \ubb38\uc11c\ud654\ub41c \uc0ac\ub840\uc5d0\uc11c \ub4dc\ub7ec\ub0a9\ub2c8\ub2e4. \ud55c \ub2e4\uc774\uce90\uc2a4\ud305 \uacf5\uc7a5\uc774 \ub2f4\uae08\uc9c8 \ubc0f \ub728\uc784 \ucc98\ub9ac\ub41c H13 \uacf5\uad6c\uac15\uc73c\ub85c \ub9cc\ub4e0 \ub2e4\uc774\uc5d0\uc11c \uc5f4\uade0\uc5f4 \ubb38\uc81c\ub97c \uacaa\uace0 \uc788\uc5c8\uc2b5\ub2c8\ub2e4. \ucd08\uc74c\ud30c \uc7a5\ube44\ub97c \uc774\uc6a9\ud55c \ud604\uc7a5 \uacbd\ub3c4 \uc2dc\ud5d8 \uacb0\uacfc, \ub3d9\uc77c\ud55c \ub2e4\uc774\uc5d0\uc11c \uc2e4\uc81c \ub85d\uc6f0 C \uce21\uc815\uac12\uc740 \ud5c8\uc6a9 \uac00\ub2a5\ud588\uc74c\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \ud0c8\ud0c4\uc73c\ub85c \uc778\ud574 \ud45c\uce35\uc774 \uc0c1\ub2f9\ud788 \uc5f0\ud558\ub2e4\ub294 \uac83\uc774 \uc785\uc99d\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ud45c\uba74\uc758 \ud0c8\ud0c4\uce35\uc774 \uc5f4\uade0\uc5f4\uc758 \uc6d0\uc778\uc774\uc5c8\uc73c\uba70, \uc5f4\ucc98\ub9ac \uc808\ucc28\uac00 \uc218\uc815\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub450 \uce21\uc815\uac12\uc758 \uc21c\uc11c\uac00 \ud575\uc2ec\uc785\ub2c8\ub2e4. \ub2e4\uc774\uc5d0 \ub300\ud55c \ubca4\uce58 \ub85d\uc6f0 \uc2dc\ud5d8\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc900\ube44\ub41c \ud45c\uba74\uc5d0\uc11c \uc218\ud589\ub418\uba70, \ud0c8\ud0c4\ub41c \ud45c\uce35\uc740 \uc81c\uac70\ub418\uac70\ub098 \uce21\uc815 \ubd80\ud53c \ubc16\uc5d0 \ub0a8\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucd08\uc74c\ud30c \uce21\uc815\uc740 \ucd5c\uc678\uacfd \uba87 \ub9c8\uc774\ud06c\ub85c\ubbf8\ud130\uc5d0\ub9cc \ub3c4\ub2ec\ud558\ub294\ub370, \uc774\ub294 \ubc14\ub85c \ud0c8\ud0c4\uc774 \uc874\uc7ac\ud558\ub294 \uc704\uce58\uc785\ub2c8\ub2e4. \uc5f4\uade0\uc5f4, \uc791\uc5c5 \uac00\uc7a5\uc790\ub9ac\uc5d0\uc11c\uc758 \uade0\uc5f4 \ub610\ub294 \ub9c8\ubaa8\ub85c \ud45c\uba74\uc5d0\uc11c \ud30c\uc190\ub418\ub294 \uacf5\uad6c\uc758 \uacbd\uc6b0, \ub3c4\uba74\uc744 \ucda9\uc871\ud558\ub294 \uc804\uccb4 \uacbd\ub3c4\ub294 \uacf5\uad6c\uac00 \uc791\ub3d9\ud558\ub294 \ud45c\uba74\uc774 \uac74\uc804\ud558\ub2e4\ub294 \uc99d\uac70\uac00 \ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc138 \uac00\uc9c0 \ubc29\ubc95 \ube44\uad50<\/h2>\n\n\n\n

\uc544\ub798 \ud45c\ub294 \uacf5\uad6c\ub098 \ub2e4\uc774\uc5d0 \uc5b4\ub5a4 \ubc29\ubc95\uc744 \uc0ac\uc6a9\ud560\uc9c0 \uacb0\uc815\ud558\ub294 \uc0ac\ud56d\ub4e4\uc5d0 \ub300\ud574 \uc138 \uac00\uc9c0 \ubc29\ubc95\uc744 \ub098\ub780\ud788 \ube44\uad50\ud55c \uac83\uc785\ub2c8\ub2e4. \ubc18\ubc1c \ubc29\ubc95\uc740 \uacbd\ub3c4\ub97c \ud0c4\uc131 \uc751\ub2f5\uacfc \uc5f0\uad00\uc2dc\ud0a4\ub294 \ubc18\uba74 \ucd08\uc74c\ud30c \ubc29\ubc95\uc740 \uc18c\uc131 \uac70\ub3d9\uacfc \uc5f0\uad00\uc2dc\ud0a8\ub2e4\ub294 \uc810\uc5d0 \uc720\uc758\ud558\uc2ed\uc2dc\uc624. \uc774\uac83\uc774 \ubc14\ub85c \uc2a4\ud074\ub808\ub85c\uc2a4\ucf54\ud504\ub098 \ub9ac\ube0c \uc218\uce58\ub97c \uc5b4\ub5bb\uac8c \uc5bb\uc5c8\ub294\uc9c0 \ubc1d\ud788\uc9c0 \uc54a\uace0 \ub85d\uc6f0 C \uac12\uc73c\ub85c \uc81c\uc2dc\ud574\uc11c\ub294 \uc548 \ub418\ub294 \uc774\uc720\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

<\/th>\uc2a4\ud074\ub808\ub85c\uc2a4\ucf54\ud504<\/th>\ub9ac\ube0c (Equotip)<\/th>\ucd08\uc74c\ud30c<\/th><\/tr><\/thead>
\uce21\uc815 \ub300\uc0c1<\/td>\ud45c\uba74\uc5d0 \ub5a8\uc5b4\ub728\ub9b0 \ud574\uba38\uc758 \ubc18\ubc1c \ub192\uc774<\/td>\uc2a4\ud504\ub9c1 \uad6c\ub3d9 \ucda9\uaca9\uccb4\uc758 \ubc18\ubc1c \uc18d\ub3c4<\/td>\ub2e4\uc774\uc544\ubaac\ub4dc \ud301\uc744 \uc7a5\ucc29\ud55c \uc9c4\ub3d9 \ub9c9\ub300\uc758 \uacf5\uc9c4 \uc8fc\ud30c\uc218 \ubcc0\ud654<\/td><\/tr>
\uacbd\ub3c4 \uc5f0\uad00\uc131<\/td>\ud0c4\uc131 \uc751\ub2f5<\/td>\ud0c4\uc131 \uc751\ub2f5<\/td>\uc18c\uc131 \uac70\ub3d9 (\uc811\ucd09 \uba74\uc801)<\/td><\/tr>
\ud310\ub3c5\uac12<\/td>\uc2a4\ud074\ub808\ub85c\uc2a4\ucf54\ud504 \uc218\uce58, 0-140 \uc2a4\ucf00\uc77c<\/td>\ub9ac\ube0c \uc218\uce58 HL, \uc7a5\uce58 \uc811\ubbf8\uc0ac \ubb38\uc790 \ud3ec\ud568<\/td>\ub514\uc9c0\ud138 \ub514\uc2a4\ud50c\ub808\uc774\uc758 \ube44\ucee4\uc2a4 \ub610\ub294 \ub85d\uc6f0 C<\/td><\/tr>
\ud558\uc911 \/ \uc5d0\ub108\uc9c0<\/td>\uace0\uc815 \ub099\ud558 \ub192\uc774, \ud574\uba38 \ubb34\uac8c<\/td>\uc2a4\ud504\ub9c1 \uad6c\ub3d9 \ucda9\uaca9, \uc7a5\uce58 \uc758\uc874\uc801<\/td>\ucd5c\ub300 \uc57d 800 gf<\/td><\/tr>
\uc555\ud754 \uae4a\uc774<\/td>. . .<\/td>. . .<\/td>4-18 µm, \ud45c\uba74\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc190\uc0c1\ub418\uc9c0 \uc54a\uc74c<\/td><\/tr>
\uae30\uc900<\/td>ASTM E448; \ub864 \uad50\uc815 ASTM A427<\/td>ASTM A956<\/td>\uc7a5\ube44\ubcc4, \uae30\uc900 \ube14\ub85d\uc73c\ub85c \uad50\uc815<\/td><\/tr>
\ub300\ud615 \ub2e4\uc774\uc5d0 \uc7a5\ucc29\ud558\uc9c0 \uc54a\uace0 \uc0ac\uc6a9 \uac00\ub2a5<\/td>\ubaa8\ub378 C\ub9cc, 2.3 kg (5 lb) \ucd08\uacfc \ubd80\ud488<\/td>\uc608, \ubd80\ud488\uc758 \uc9c8\ub7c9\uc774 \uce21\uc815\uac12\uc744 \uc88c\uc6b0\ud568<\/td>\uc608, \ud578\ub4dc\ud5ec\ub4dc \ub610\ub294 \uace0\uc815 \uc7a5\uce58, \ubaa8\ub4e0 \ubc29\ud5a5<\/td><\/tr>
\uacf5\uad6c\uac15\uc5d0\uc11c\uc758 \uc8fc\uc694 \ud55c\uacc4<\/td>\uc218\uc9c1\uc744 \uc720\uc9c0\ud574\uc57c \ud568; \ud45c\uba74 \uc0c1\ud0dc\uac00 \uce21\uc815\uac12\uc5d0 \ud070 \uc601\ud5a5<\/td>\uce21\uc815\uac12\uc740 \uc9c8\ub7c9\uacfc \uac01\ub3c4\uc5d0 \uc758\uc874\ud558\uba70, \ubcc0\ud658\uc740 \uc7ac\ub8cc\uc5d0 \uc758\uc874\ud568<\/td>\uae08\uc18d \uc870\uc9c1 \ud45c\uba74 \ub9c8\uac10\uc774 \ud544\uc694\ud558\uba70, \uc555\uc790\ub97c \uc870\uc900\ud560 \uad11\ud559 \uc7a5\uce58\uac00 \uc5c6\uc74c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\uacf5\uad6c\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc138 \uac00\uc9c0 \ud734\ub300\uc6a9 \uacbd\ub3c4 \uce21\uc815 \ubc29\ubc95.<\/em><\/p>\n\n\n\n

\uacf5\uad6c\uac15 \uc8fc\ubb38\uc5d0\uc11c \uc774\uac83\uc774 \uc758\ubbf8\ud558\ub294 \ubc14<\/h2>\n\n\n\n

\uacf5\uad6c\uac15\uc758 \ub0a9\ud488 \uacbd\ub3c4\ub294 \ubca4\uce58 \uac12\uc73c\ub85c, \uc2dc\ud5d8\ud3b8 \ub610\ub294 \ubd09\uc7ac \uc790\uccb4\uc758 \uc900\ube44\ub41c \ud45c\uba74\uc5d0\uc11c \uce21\uc815\ud558\uba70 HRC \ub610\ub294 HB\ub85c \ud45c\uae30\ub429\ub2c8\ub2e4. \ud734\ub300\uc6a9 \uae30\uae30\ub85c \uc644\uc131\ub41c \uae08\ud615\uc5d0\uc11c \uce21\uc815\ud55c \uac12\uc740 \ubd88\ud655\ub3c4\uac00 \ub2e4\ub978 \ubcc4\uac1c\uc758 \uce21\uc815\uc774\uba70, \uc5b4\ub290 \ubc29\ubc95\uc73c\ub85c \uc5b4\ub290 \uc218\uce58\ub97c \uc5bb\uc5c8\ub294\uc9c0 \ubc1d\ud788\uc9c0 \uc54a\uace0 \ub450 \uac12\uc744 \uc9c1\uc811 \ube44\uad50\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \ub300\ud615 \uacf5\uad6c\uc5d0\uc11c \ud734\ub300\uc6a9 \uce21\uc815\uac12\uc774 \ub0ae\uac8c \ub098\uc62c \ub54c \uc774\ub97c \ud310\uc815\ud558\ub294 \uc21c\uc11c\ub294 \uc704 \uc0ac\ub840\uc640 \uac19\uc2b5\ub2c8\ub2e4. \uc989 \ub0ae\uc740 \uac12\uc774 \ud0c8\ud0c4 \ub610\ub294 \uc5f0\uc0ad\uc5d0 \uc758\ud55c \ud45c\uba74 \ud6a8\uacfc\uc778\uc9c0 \ud655\uc778\ud558\uace0, \uae30\uae30\ub97c \uae30\uc900 \ube14\ub85d\uc73c\ub85c \uac80\uad50\uc815\ud55c \ub4a4\uc5d0\uc57c \ube44\ub85c\uc18c \uac15\uc7ac\uc758 \uacbd\ub3c4 \ubb38\uc81c\ub85c \ucde8\uae09\ud569\ub2c8\ub2e4. \ud658\ubd09\uc5d0\uc11c\ub294 \ubd80\ud488\uc758 \ud615\uc0c1\ub3c4 \ubca4\uce58 \uce21\uc815\uac12\uc744 \ubcc0\ud654\uc2dc\ud0a4\uba70, \uc774\ub294 \uc800\ud76c \ud398\uc774\uc9c0\uc5d0\uc11c \ub2e4\ub8e8\uace0 \uc788\uc2b5\ub2c8\ub2e4: \ud658\ubd09\uc6a9 \uacbd\ub3c4 \uc2dc\ud5d8 \ubcf4\uc815 \uacc4\uc218<\/a>, \uadf8\ub9ac\uace0 \ubca4\uce58 \uc2dc\ud5d8\uc744 \uc2e4\uc2dc\ud560 \uc218 \uc788\ub294 \ucd5c\uc18c \ub2e8\uba74\uc740 \uacbd\ub3c4 \uc2dc\ud5d8\uc744 \uc704\ud55c \ucd5c\uc18c \ub450\uaed8<\/a>.<\/p>\n\n\n\n

\ud734\ub300\uc6a9 \uacbd\ub3c4 \uce21\uc815\uac12\uc744 \uc778\uc6a9\ud558\uae30 \uc804\uc5d0<\/h3>\n\n\n\n

\ucc38\uace0\uc6a9 \ud45c\uc77c \ubfd0\uc774\uba70 Aobo Steel\uc758 \uaddc\uaca9\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ubc18\ubc1c\uc2dd \uce21\uc815\uac12\uacfc \ubca4\uce58 \ub85c\ud06c\uc6f0 \uce21\uc815\uac12\uc740 \ub3d9\uc77c\ud55c \uce21\uc815\uc774 \uc544\ub2c8\uba70, \ud734\ub300\uc6a9 \uce21\uc815\uac12\uc5d0\ub294 \ud45c\uba74 \uc0c1\ud0dc, \ubd80\ud488\uc758 \uc9c8\ub7c9, \uc791\uc5c5\uc790\uac00 \uc218\uce58\uc5d0 \ubc18\uc601\ub429\ub2c8\ub2e4. \ub3c4\uba74, \uc8fc\ubb38 \ub610\ub294 \ud569\uaca9 \ud310\uc815\uc5d0 \uac12\uc744 \uae30\uc785\ud558\uae30 \uc804\uc5d0 \ubc29\ubc95, \uae30\uae30 \ubc0f \uad50\uc815 \uc0c1\ud0dc\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\ucd9c\ucc98: ASM Handbook, Volume 8, Mechanical Testing and Evaluation, ASM International, 2000. Scleroscope, Leeb \ubc0f \ucd08\uc74c\ud30c \ubd80\ubd84\uc740 Wilson Instrument Division, Instron Corporation\uc758 Edward L. Tobolski\uac00 \uc791\uc131\ud55c Miscellaneous Hardness Tests\uc5d0\uc11c \ubc1c\ucdcc(PDF p547-563).<\/p>","protected":false},"excerpt":{"rendered":"

Portable Hardness Testing of Tool Steel A press tool, a forging die or a mill roll cannot be carried to a bench hardness tester, so the hardness reading on a large tool is usually taken with a portable instrument. The three methods in common use do not all measure the same thing, and that difference […]<\/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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Dies<\/title>\n<meta name=\"description\" content=\"Scleroscope, Leeb and ultrasonic hardness testers for large dies and rolls: what each method measures, its limits, and a case where a bench test passed.\" \/>\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\/portable-hardness-testing-tool-steel\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Portable Hardness Testing of Tool Steel\" \/>\n<meta property=\"og:description\" content=\"Scleroscope, Leeb and ultrasonic hardness testers for large dies and rolls: what each method measures, its limits, and a case where a bench test passed.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/aobosteel.com\/ko\/portable-hardness-testing-tool-steel\/\" \/>\n<meta property=\"og:site_name\" content=\"AoboSteel\" 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Hardness Testing of Tool Steel A press tool, a forging die or a mill roll cannot be carried to a bench hardness tester, so the hardness reading on a large tool is usually taken with a portable instrument. 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