{"id":1663,"date":"2024-09-29T14:59:15","date_gmt":"2024-09-29T06:59:15","guid":{"rendered":"https:\/\/srqwj.com\/?p=1663"},"modified":"2024-09-29T14:59:17","modified_gmt":"2024-09-29T06:59:17","slug":"3d-dayin-xin-tu-po","status":"publish","type":"post","link":"https:\/\/srqwj.com\/ko\/repository\/3d-dayin-xin-tu-po\/","title":{"rendered":"3D \ud504\ub9b0\ud305\uc758 \uc0c8\ub85c\uc6b4 \ub3cc\ud30c\uad6c.2024\ub144 \ub450 \ubc88\uc9f8 \uacfc\ud559 \uc5f0\uad6c!"},"content":{"rendered":"

2024\ub144 3D \ud504\ub9b0\ud305 \uae30\uc220 \ubd84\uc57c\uc758 \ub450 \ubc88\uc9f8 \uc0ac\uc774\uc5b8\uc2a4 \ub17c\ubb38\uc774 2\uc6d4 8\uc77c\uc5d0 \ubc1c\ud45c\ub418\uc5c8\uc2b5\ub2c8\ub2e4.

\ucd9c\uc2e0 (\uc7a5\uc18c)\ud638\uc8fc \ud038\uc990\ub79c\ub4dc \ub300\ud559\uad50<\/strong>(\uc7a5\uc9d5\uce58 \uc678,)\ucda9\uce6d \ub300\ud559\uad50<\/strong>(\uc9c0\uc6a9 \ud638\uc6b0, \uc0e4\uc624\uc218 \ud669),\ub374\ub9c8\ud06c \uacf5\uacfc \ub300\ud559<\/strong>\uacf5\ub3d9 \uc5f0\uad6c\ud300\uc740 \"\uc774\uc911 \uae30\ub2a5 \ud569\uae08 \uc124\uacc4\ub97c \ud1b5\ud55c \ub9e4\uc6b0 \uade0\uc77c\ud558\uace0 \uac15\ud558\uba70 \uc5f0\uc131\uc774 \ub6f0\uc5b4\ub09c 3D \ud504\ub9b0\ud305 \ud2f0\ud0c0\ub284 \ud569\uae08\"\uc774\ub77c\ub294 \uc81c\ubaa9\uc758 \ub17c\ubb38\uc744 \ubc1c\ud45c\ud588\uc2b5\ub2c8\ub2e4. \"\uc774\uc911 \uae30\ub2a5 \ud569\uae08 \uc124\uacc4\ub97c \ud1b5\ud55c \ub9e4\uc6b0 \uade0\uc77c\ud558\uace0 \uac15\ud558\uba70 \uc5f0\uc131\uc774 \ub6f0\uc5b4\ub09c 3D \ud504\ub9b0\ud305 \ud2f0\ud0c0\ub284 \ud569\uae08\".3D \ud504\ub9b0\ud305\uc73c\ub85c \uc81c\uc870\ub41c \ud2f0\ud0c0\ub284 \ud569\uae08\uc740<\/strong>\ud56d\ubcf5 \uac15\ub3c4\ub294 926MPa, \uc5f0\uc131\uc740 26%\ub85c \uac15\ub3c4\uc640 \uc5f0\uc131\uc758 \uade0\ud615\uc744 \uc774\ub8f9\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uc5f0\uad6c \ubc30\uacbd<\/strong>\uae08\uc18d 3D \ud504\ub9b0\ud305 \uacfc\uc815\uc5d0\uc11c \uac70\uce5c \uae30\ub465 \ubaa8\uc591\uc758 \uc785\uc790\uc640 \uace0\ub974\uc9c0 \uc54a\uac8c \ubd84\ud3ec\ub41c \uc0c1\uc774 \uc885\uc885 \ubc1c\uc0dd\ud558\uc5ec \uae30\uacc4\uc801 \ud2b9\uc131\uc774 \uace0\ub974\uc9c0 \uc54a\uac70\ub098 \uc2ec\uc9c0\uc5b4 \ubd88\ub7c9\ud55c \uacb0\uacfc\ub97c \ucd08\ub798\ud569\ub2c8\ub2e4. \uc774 \uc5f0\uad6c\ub294 3D \ud504\ub9b0\ud305\uc73c\ub85c \ud2f0\ud0c0\ub284 \ud569\uae08\uc758 \uace0\uac15\ub3c4 \ubc0f \uc77c\uad00\ub41c \ud2b9\uc131\uc744 \uc5bb\uae30 \uc704\ud574 \uc9c1\uc811 \uc811\uadfc\ud560 \uc218 \uc788\ub294 \uc124\uacc4 \uc804\ub7b5\uc744 \ud3ec\ud568\ud569\ub2c8\ub2e4. \ubd84\ub9d0 \uae08\uc18d \ud63c\ud569\ubb3c\uc5d0 \ubab0\ub9ac\ube0c\ub374(Mo)\uc744 \ucca8\uac00\ud558\uba74 \uc0c1 \uc548\uc815\uc131\uc774 \ud5a5\uc0c1\ub418\uace0 3D \ud504\ub9b0\ud305\ub41c \ud569\uae08\uc758 \uac15\ub3c4, \uc5f0\uc131 \ubc0f \uc778\uc7a5 \ud2b9\uc131\uc758 \uade0\uc77c\uc131\uc774 \uac1c\uc120\ub418\ub294 \uac83\uc73c\ub85c \ub098\ud0c0\ub0ac\uc73c\uba70, \uac19\uc740 \ud638\uc758 \uc0ac\uc774\uc5b8\uc2a4 \ub9ac\ubdf0 \uae30\uc0ac\uc5d0\uc11c\ub294 \uc774 \ubc29\ubc95\ub860\uc774 \ub2e4\ub978 \ubd84\ub9d0 \ud63c\ud569\ubb3c\uc5d0 \uc801\uc6a9\ub418\uc5b4 \ud5a5\uc0c1\ub41c \ud2b9\uc131\uc73c\ub85c \ub2e4\uc591\ud55c \ud569\uae08\uc744 \ub9de\ucda4 \uc81c\uc791\ud560 \uc218 \uc788\uc744 \uac83\uc73c\ub85c \uae30\ub300\ub41c\ub2e4\uace0 \uc5b8\uae09\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uae08\uc18d 3D \ud504\ub9b0\ud305 \ud569\uae08\uc758 \ud2b9\uc131\uc774 \uade0\uc77c\ud558\uc9c0 \uc54a\uc740 \uc8fc\ub41c \uc774\uc720\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/strong>\ub808\uc774\uc5b4\ubcc4 3D \ud504\ub9b0\ud305 \ud504\ub85c\uc138\uc2a4\uc5d0\uc11c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 103<\/sup>-108<\/sup>K\/s\uc758 \ub192\uc740 \ub0c9\uac01 \uc18d\ub3c4\ub294 \uae08\uc18d \ubd84\ub9d0\uc774 \uc6a9\uc735\ub418\ub294 \uc6a9\uc735 \ud480\uc758 \uac00\uc7a5\uc790\ub9ac\uc640 \ubc14\ub2e5 \uadfc\ucc98\uc5d0 \uc0c1\ub2f9\ud55c \uc5f4 \uad6c\ubc30\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc5f4 \uad6c\ubc30\ub294 \uc0c8\ub85c \uc6a9\uc735\ub41c \uc7ac\ub8cc\uc640 \uc544\ub798\uc758 \uace0\uccb4 \uc7ac\ub8cc \uc0ac\uc774\uc758 \uacc4\uba74\uc744 \ub530\ub77c \uc5d0\ud53c\ud0dd\uc15c \uc785\uc790 \uc131\uc7a5\uc744 \uc720\ub3c4\ud558\uba70, \uc785\uc790\ub294 \uc6a9\uc735 \ud480\uc758 \uc911\uc559\uc744 \ud5a5\ud574 \uc131\uc7a5\ud569\ub2c8\ub2e4. \ub2e4\uce35 \ud504\ub9b0\ud305 \uc911 \uac00\uc5f4 \ubc0f \ubd80\ubd84 \uc7ac\uc6a9\uc735 \uc8fc\uae30\ub294 \uad81\uadf9\uc801\uc73c\ub85c \ud070 \uc6d0\uc8fc\ud615 \uc785\uc790\uc640 \uace0\ub974\uc9c0 \uc54a\uac8c \ubd84\ud3ec\ub41c \uc704\uc0c1\uc744 \ud615\uc131\ud558\uac8c \ub418\ub294\ub370, \uc774 \ub458\uc740 \uc774\ubc29\uc131 \ubc0f \uae30\uacc4\uc801 \ud2b9\uc131 \uc800\ud558\ub85c \uc774\uc5b4\uc9c8 \uc218 \uc788\uae30 \ub54c\ubb38\uc5d0 \ubc14\ub78c\uc9c1\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

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\"\"<\/figure>\n\n\n\n

\ub2e4\uc591\ud55c \uae08\uc18d \uc7ac\ub8cc\uc758 \uac15\ub3c4-\uc720\uc5f0\uc131<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n

\ud2f0\ud0c0\ub284 \ud569\uae08\uc740 \uac00\uc7a5 \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \uae08\uc18d 3D \ud504\ub9b0\ud305 \uc7ac\ub8cc \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc0c1\uc628\uc758 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uc801\ud569\ud55c \ud2f0\ud0c0\ub284 \ud569\uae08\uc740 \uc77c\ubc18\uc801\uc73c\ub85c 10~25%\uc758 \uc778\uc7a5 \uc5f0\uc2e0\uc728\uc744 \ub098\ud0c0\ub0b4\uba70, \uc774\ub294 \uc6b0\uc218\ud55c \uc7ac\ub8cc \uc2e0\ub8b0\uc131\uc744 \ubc18\uc601\ud569\ub2c8\ub2e4. \uc5f0\uc2e0\uc728(\uc5f0\uc131)\uc774 \ub192\uc744\uc218\ub85d \uc131\ud615\uc774 \uc6a9\uc774\ud558\uace0 \uc77c\ubd80 \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c\ub294 \uc120\ud638\ub418\uc9c0\ub9cc, \uae30\uacc4\uc801 \ud558\uc911\uc744 \uacac\ub514\uae30 \uc704\ud574\uc11c\ub294 \uc774 \uc5f0\uc2e0\uc728 \ubc94\uc704\uc5d0\uc11c \uac15\ub3c4\uac00 \uc99d\uac00\ud558\ub294 \uac83\uc774 \uc120\ud638\ub418\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \uae08\uc18d \uc18c\uc7ac \uac00\uacf5\uc744 \uc704\ud55c \uae30\uc874 \ubc0f \uc801\uce35 \uc81c\uc870 \uae30\uc220 \ubaa8\ub450\uc5d0\uc11c \uac15\ub3c4\uc640 \uc5f0\uc131 \uc0ac\uc774\uc758 \uade0\ud615\uc744 \ud56d\uc0c1 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uac15\ub3c4\uc640 \uc5f0\uc131\uc744 \uac1c\uc120\ud558\uae30 \uc704\ud55c \uc804\ub7b5\uacfc \uc81c\ud55c \uc0ac\ud56d<\/strong><\/p>\n\n\n\n

3D \ud504\ub9b0\ud305 \ud569\uae08\uc758 \uac15\ub3c4\uc640 \uc5f0\uc131\uc744 \uac1c\uc120\ud558\uae30 \uc704\ud55c \ub2e4\uc591\ud55c \uc804\ub7b5\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/strong>. \uc5ec\uae30\uc5d0\ub294 \ud569\uae08 \uc124\uacc4 \ucd5c\uc801\ud654, \uacf5\uc815 \uc81c\uc5b4, \ubbf8\uc138 \uc785\uc790 \uacbd\uacc4 \uac15\ud654 \ubc0f \uc785\uc790 \ubbf8\uc138 \uad6c\uc870 \uc218\uc815\ubfd0\ub9cc \uc544\ub2c8\ub77c \uc6d0\uce58 \uc54a\ub294 (\ucde8\uc131) \uc0c1 \uc5b5\uc81c, \ub450 \ubc88\uc9f8 \uc0c1 \ub3c4\uc785 \ubc0f \ud6c4\ucc98\ub9ac\ub3c4 \ud3ec\ud568\ub429\ub2c8\ub2e4. \ud604\uc7ac \uc6d0\uc8fc \uacb0\uc815\uacfc \ubc14\ub78c\uc9c1\ud558\uc9c0 \uc54a\uc740 \uc0c1 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud55c \uc5f0\uad6c\ub294 \ubbf8\uc138 \uad6c\uc870\uc640 \uc0c1 \uc870\uc131\uc744 \uc218\uc815\ud558\uae30 \uc704\ud55c \uc6d0\uc18c\uc758 \ud604\uc7a5 \ub3c4\ud551\uc5d0 \ucd08\uc810\uc744 \ub9de\ucd94\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc811\uadfc \ubc29\uc2dd\uc740 \ub610\ud55c \ub4f1\ubc29\uc131 \uacb0\uc815, \uc989 \uc138\ub85c\ucd95\uacfc \uac00\ub85c\ucd95\uc744 \ub530\ub77c \uc785\uc790 \ud06c\uae30\uac00 \uac70\uc758 \ub3d9\uc77c\ud55c \uad6c\uc870\uc758 \ud615\uc131\uc744 \ucd09\uc9c4\ud569\ub2c8\ub2e4. \uc778\uc0ac\uc774\ud2b8 \ud569\uae08\uc740 \uac15\ub3c4\uc640 \uc5f0\uc131 \uc0ac\uc774\uc758 \uade0\ud615\uc744 \uadf9\ubcf5\ud560 \uc218 \uc788\ub294 \uc720\ub9dd\ud55c \ubc29\ubc95\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.\ud2b9\ud788 \ud30c\uc6b0\ub354 \ubca0\ub4dc \uc735\ud569 \ubc0f \uc9c0\ud5a5\uc131 \uc5d0\ub108\uc9c0 \uc99d\ucc29\uacfc \uac19\uc740 3D \ud504\ub9b0\ud305 \uae30\uc220 \ubd84\uc57c\uc5d0\uc11c<\/strong>.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uc5f0\uad6c\uc790\ub4e4\uc740 3D \ud504\ub9b0\ud305 \ud569\uae08\uc5d0 \ub2e4\uc591\ud55c \uc6d0\uc18c\ub97c \ucd94\uac00\ud560 \ub54c \uc785\uc790 \ud615\ud0dc\uc640 \uae30\uacc4\uc801 \ud2b9\uc131\uc744 \ud0d0\uad6c\ud574 \uc654\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ub098\ub178 \uc138\ub77c\ubbf9 \uc9c0\ub974\ucf54\ub284 \ud558\uc774\ub4dc\ub77c\uc774\ub4dc \uc785\uc790\ub97c \uc778\uc1c4\ud560 \uc218 \uc5c6\ub294 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08\uc5d0 \ub3c4\ud551\ud558\uba74 \uc815\uc81c\ub41c \ub4f1\ucd95 \uc785\uc790 \ubbf8\uc138 \uad6c\uc870\uc640 \ub2e8\uc870 \uc7ac\ub8cc\uc640 \uc720\uc0ac\ud55c \uc778\uc7a5 \ud2b9\uc131\uc744 \uac00\uc9c4 \uc778\uc1c4 \uac00\ub2a5\ud558\uace0 \uade0\uc5f4\uc774 \uc5c6\ub294 \uc7ac\ub8cc\ub97c \ub9cc\ub4e4 \uc218 \uc788\uc5c8\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ud2f0\ud0c0\ub284 \ud569\uae08\uc758 \uacbd\uc6b0 \uc2dc\uc911\uc5d0\uc11c \ud310\ub9e4\ub418\ub294 \uc785\uc790 \uc815\uc81c\uae30\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc785\uc790 \uad6c\uc870\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc774 \uc81c\ud55c\uc801\uc785\ub2c8\ub2e4. \ud2f0\ud0c0\ub284 \ud569\uae08\uc758 \uc815\uc81c \uba54\ucee4\ub2c8\uc998, \ud2b9\ud788 3D \ud504\ub9b0\ud305 \uc751\uace0 \uc911 \uc6d0\uc8fc\ud615\uc5d0\uc11c \ub4f1\ucc99\uc131\uc73c\ub85c\uc758 \uc804\ud658\uc740 \uad11\ubc94\uc704\ud558\uac8c \uc5f0\uad6c\ub418\uc5b4 \uc654\uc9c0\ub9cc \uc5ec\uc804\ud788 \ud6a8\uc728\uc131\uc758 \ud55c\uacc4\uac00 \ub0a8\uc544 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc7a5\uc560\ubb3c\uc744 \uadf9\ubcf5\ud558\uae30 \uc704\ud55c \uc2dc\ub3c4\uc5d0\ub294 \ub2e4\uc591\ud55c \uacf5\uc815 \ud30c\ub77c\ubbf8\ud130, \uace0\uac15\ub3c4 \ucd08\uc74c\ud30c \uc801\uc6a9, \ud569\uae08 \uc124\uacc4\ub97c \ud1b5\ud55c \uc6d0\ud558\ub294 \uc774\uc9c8\uc801 \uad6c\uc870 \ub3c4\uc785, \uc774\uc9c8\uc801 \ud575 \ud615\uc131 \ubd80\uc704\uc5d0 \uc785\uc790 \uc815\uc81c\uc81c\ub85c\uc11c \uc6a9\uc9c8 \ucd94\uac00, \uacfc\ub0c9\uac01 \ub2a5\ub825\uc774 \ub192\uc740 \uc6a9\uc9c8\uc758 \ud1b5\ud569 \ub4f1\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4. \ud2f0\ud0c0\ub284\uc758 \uc6a9\ud574\ub3c4\ub97c \uc81c\ud55c\ud558\ub294 \u03b2- \uacf5\uc735 \uc548\uc815\uc81c \uc6d0\uc18c\uc778 Cu, Fe, Cr, Co \ubc0f Ni\uc640 \uac19\uc740 \uc6d0\uc18c.<\/p>\n\n\n\n

\uc0c8\ub85c\uc6b4 \uc5f0\uad6c\ub97c \ud1b5\ud55c \ud68d\uae30\uc801\uc778 \ubc1c\uc804<\/strong>\uc5f0\uad6c\uc9c4\uc740 \ud2f0\ud0c0\ub284 \ud569\uae08\uc5d0\uc11c \ubd80\uc11c\uc9c0\uae30 \uc26c\uc6b4 \uae08\uc18d \uac04 \uacf5\uc735\uc744 \ud615\uc131\ud560 \uc218 \uc788\ub294 \u03b2 \uacf5\uc735 \uc548\uc815\uc81c \uc6d0\uc18c\ub97c \uc0ac\uc6a9\ud558\ub294 \ub300\uc2e0 \u03b2-\ub2e8\uacb0\uc815 \uadf8\ub8f9[\ub2c8\uc624\ube00(Nb), \ud0c4\ud0c8\ub968(Ta), \ubc14\ub098\ub4d0(V) \ud3ec\ud568]\uc5d0\uc11c Ti-5553(Ti-5Al-5Mo-5V-3Cr)\uc744 \uc704\ud574 Mo\ub97c \uc120\ud0dd\ud588\uc2b5\ub2c8\ub2e4. \ud604\uc7a5 \ud569\uae08 \uacf5\uc815 \ub3d9\uc548 \ubab0\ub9ac\ube0c\ub374\uc740 \uc6a9\uc735\uc870\ub85c \uc815\ubc00\ud558\uac8c \uc6b4\ubc18\ub418\uc5b4 \uac01 \uc2a4\uce90\ub2dd \uce35\uc5d0\uc11c \uacb0\uc815 \ud615\uc131 \ubc0f \uc815\uc81c\ub97c \uc704\ud55c \uc2dc\ub4dc \ud575 \uc5ed\ud560\uc744 \ud558\uba70, Mo \ucca8\uac00\uc81c\ub294 \ud070 \uc6d0\uc8fc \uacb0\uc815\uc5d0\uc11c \ubbf8\uc138\ud55c \ub4f1\ucd95 \ubc0f \uc881\uc740 \uc6d0\uc8fc \uad6c\uc870\ub85c\uc758 \uc804\ud658\uc744 \ucd09\uc9c4\ud569\ub2c8\ub2e4. \ub610\ud55c Mo\ub294 \uc6d0\ud558\ub294 \u03b2 \uc0c1\uc744 \uc548\uc815\ud654\uc2dc\ud0a4\uace0 \uc5f4 \uc21c\ud658 \uc911\uc5d0 \uc0c1 \uc774\uc9c8\uc131 \ud615\uc131\uc744 \uc5b5\uc81c\ud569\ub2c8\ub2e4.
<\/p>\n\n\n\n

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\"\"<\/figure>\n\n\n\n

Mo\uac00 \ub3c4\ud551\ub41c Ti-5553 \ud2f0\ud0c0\ub284 \ud569\uae08\uc758 \ud2b9\uc131 \ubd84\uc11d<\/p>\n<\/div><\/div>\n\n\n\n


\uc5f0\uad6c\uc9c4\uc740 L-PBF \uc0c1\ud0dc \ubc0f \uc778\uc1c4 \ud6c4 \uc5f4\ucc98\ub9ac \uc0c1\ud0dc\uc5d0\uc11c \uc0dd\uc0b0\ub41c Ti-5553(\ubc0f Ti-55531, Ti-55511)\uacfc Ti-5553+5Mo\uc758 \ud56d\ubcf5 \uac15\ub3c4 \ubc0f \ud30c\ub2e8 \uc5f0\uc2e0\uc728\uc744 \ube44\uad50\ud588\uc2b5\ub2c8\ub2e4. \uc81c\uc870\ub41c \uc0c1\ud0dc\uc758 Ti-5553 \ubc0f \uc720\uc0ac\ud55c \ud569\uae08\uacfc \ube44\uad50\ud588\uc744 \ub54c Ti-5553+5Mo\ub294 \ud56d\ubcf5 \uac15\ub3c4\ub294 \ube44\uc2b7\ud558\uc9c0\ub9cc \uc5f0\uc131\uc774 \ud06c\uac8c \ud5a5\uc0c1\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc778\uc1c4 \ud6c4 \uc5f4\ucc98\ub9ac\ub294 \uc77c\ubc18\uc801\uc73c\ub85c L-PBF\ub85c \uc0dd\uc0b0\ub41c Ti-5553\uc758 \uae30\uacc4\uc801 \ud2b9\uc131\uc758 \uade0\ud615\uc744 \ub9de\ucd94\uae30 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ud2b9\uc815 \uc5f4\ucc98\ub9ac \uc870\uac74\uc5d0\uc11c \ub192\uc740 \ud56d\ubcf5 \uac15\ub3c4(>1100MPa)\ub97c \uc5bb\uc744 \uc218 \uc788\uc9c0\ub9cc, \uc77c\ubc18\uc801\uc73c\ub85c \uc5f0\uc131\uc740 10% \ubbf8\ub9cc\uc758 \ud30c\ub2e8 \uc5f0\uc2e0\uc728\ub85c \ud06c\uac8c \uc800\ud558\ub418\uc5b4 \uc548\uc804\uc774 \uc911\uc694\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c\ub294 \uc0ac\uc6a9\uc774 \uc81c\ud55c\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ud2f0\ud0c0\ub284 \uc0b0\uc5c5\uc758 \uc8fc\ub825 \uc18c\uc7ac\uc778 Ti6Al4V\uc758 \uad8c\uc7a5 \ucd5c\uc18c \ud30c\ub2e8 \uc5f0\uc2e0\uc728\uc740 10%\uc785\ub2c8\ub2e4. \ubc18\uba74, \ub2e4\uc6b4\uc2a4\ud2b8\ub9bc \uc5f4\ucc98\ub9ac \uc5c6\uc774 \uc9c1\uc811 \uc778\uc1c4\ud55c Ti-5553+5Mo \uc18c\uc7ac\uc758 \ubd80\ud488\uc778 L-PBF\ub294 \uac15\ub3c4\uc640 \uc5f0\uc131\uc758 \uade0\ud615\uc774 \uc6b0\uc218\ud558\uc5ec \uc720\uc0ac\ud55c \ud569\uae08 \uc911\uc5d0\uc11c \ub3cb\ubcf4\uc774\ub294 \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4. \uad81\uadf9\uc801\uc73c\ub85c \uc5f0\uad6c\uc9c4\uc740 \uc774 \uc804\ub7b5\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub2e4\uc74c\uacfc \uac19\uc740 \ubd80\ud488\uc744 \uc81c\uc791\ud588\uc2b5\ub2c8\ub2e4.\uc6b0\uc218\ud55c \ubb3c\uc131 \uade0\uc77c\uc131, \ud56d\ubcf5 \uac15\ub3c4 926MPa, \ud30c\ub2e8 \uc5f0\uc2e0\uc728 26%\uc758 \uc18c\uc7ac\uc785\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

L-PBF\ub85c \uc0dd\uc0b0\ub41c Ti-5553\uc758 \ubbf8\uc138 \uad6c\uc870 \ubc0f \uae30\uacc4\uc801 \ud2b9\uc131<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

L-PBF\ub85c \uc0dd\uc0b0\ub41c Ti-5553 \ubc0f Ti-5553+5Mo\uc758 \uae30\uacc4\uc801 \ud2b9\uc131<\/p>\n\n\n\n


Ti-5553+5Mo\uc758 \uae30\uacc4\uc801 \ud2b9\uc131\uc740 Ti-5553\uc5d0 \ube44\ud574 \ub9e4\uc6b0 \uade0\uc9c8\ud558\uace0 \uac1c\uc120\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ubd80\ud488 \ud488\uc9c8\uc744 \ud3c9\uac00\ud558\uae30 \uc704\ud55c \ubbf8\uc138 \ucd08\uc810 \ucef4\ud4e8\ud130 \ub2e8\uce35 \ucd2c\uc601(micro-CT) \uc2a4\uce94 \uacb0\uacfc \ub450 \uc18c\uc7ac \ubaa8\ub450 \ucd1d \uae30\uacf5 \ubd80\ud53c \ube44\uc728\uc774 \uac01\uac01 0.004024% \ubc0f 0.001589%\ub85c \ub9e4\uc6b0 \ub192\uc740 \ubc00\ub3c4\ub97c \ub098\ud0c0\ub0c8\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ub192\uc740 \ubc00\ub3c4\ub294 \uae30\uacf5\uc774 Ti-5553\uc758 \uace0\ub3c4\ub85c \ubd84\uc0b0\ub41c \uc778\uc7a5 \ud2b9\uc131\uc744 \ucd08\ub798\ud558\uc9c0 \uc54a\uc744 \uac00\ub2a5\uc131\uc774 \uc788\uc73c\uba70 Ti-5553+5Mo\uc758 \ub192\uc740 \uae30\uacc4\uc801 \ud2b9\uc131\uc758 \uc77c\uad00\uc131\uacfc \uc77c\uce58\ud55c\ub2e4\ub294 \uac83\uc744 \uc2dc\uc0ac\ud569\ub2c8\ub2e4. +5Mo\uc758 \uae30\uacc4\uc801 \ud2b9\uc131\uc758 \ub192\uc740 \uc77c\uad00\uc131. Mo \ucca8\uac00\uac00 \uc785\uc790 \uad6c\uc870\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc744 \ubc1d\ud788\uae30 \uc704\ud574 \uc5f0\uad6c\uc9c4\uc740 Ti-5553\uacfc Mo\uac00 \ub3c4\ud551\ub41c Ti-5553\uc758 \uc804\uc790 \ud6c4\ubc29 \uc0b0\ub780 \ud68c\uc808(EBSD) \ud2b9\uc131 \ubd84\uc11d\uc744 \uc218\ud589\ud588\uc73c\uba70, Ti-5553\uc758 \ubbf8\uc138 \uad6c\uc870\ub294 \uc8fc\uc0ac \ubc29\ud5a5\uc744 \ub530\ub77c \ube44\uad50\uc801 \ud070 \uc785\uc790\ub85c \uad6c\uc131\ub418\uc5b4 \uac15\ud55c \uacb0\uc815 \uc9c1\uc870\ub97c \ub098\ud0c0\ub0c8\uc2b5\ub2c8\ub2e4. Ti-5553\uc5d0 5.0 wt% Mo\ub97c \ucca8\uac00\ud558\uba74 \uc785\uc790 \uad6c\uc870\uc640 \uad00\ub828 \uacb0\uc815 \uad6c\uc870\uc5d0 \uc0c1\ub2f9\ud55c \ubcc0\ud654\uac00 \uc0dd\uae41\ub2c8\ub2e4. \ub9ce\uc740 \ubbf8\uc138\ud55c \ub4f1\ucd95 \uc785\uc790(\uc9c1\uacbd ~20\u03bcm)\uac00 Ti-5553+5Mo\uc758 \uc2a4\uce90\ub2dd \ud2b8\ub799 \uac00\uc7a5\uc790\ub9ac\ub97c \ub530\ub77c \ud615\uc131\ub418\uc5b4 \ub9e4\uc6b0 \uc798 \ubcf4\uc785\ub2c8\ub2e4. \uc774\uc640 \ub300\uc870\uc801\uc73c\ub85c Ti-5553+5Mo\uc758 \ubbf8\uc138 \uad6c\uc870\ub294 \ubbf8\uc138\ud55c \ub4f1\ucd95 \uc785\uc790\uc640 \uc9c0\uac01 \ubc29\ud5a5\uc744 \ub530\ub77c \uc881\uc740 \uc8fc\uc0c1 \uacb0\uc815\uc774 \ud2b9\uc9d5\uc785\ub2c8\ub2e4. \ubbf8\uc138 \uad6c\uc870\ub97c \uc790\uc138\ud788 \uc0b4\ud3b4\ubcf4\uba74 \ubbf8\uc138\ud55c \uc8fc\uc0c1 \uc785\uc790\uac00 \uc8fc\uae30\uc801\uc73c\ub85c \ubd84\ud3ec\ud558\ub294 \uac83\uc744 \uc54c \uc218 \uc788\uc2b5\ub2c8\ub2e4. Ti-5553\uc758 \uc5ec\ub7ec \uce35\uc5d0 \uac78\uccd0 \uace0\ub3c4\ub85c \uc9dc\uc5ec\uc9c4 \uc6d0\uc8fc\ud615 \uacb0\uc815\uacfc \ub2ec\ub9ac, Ti-5553+5Mo\uc758 \uc6d0\uc8fc\ud615 \uacb0\uc815\uc758 \uae38\uc774 \ucc99\ub3c4\ub294 \uc6a9\uc735 \ud480 \ud06c\uae30\uc5d0 \uc758\ud574 \uacb0\uc815\ub418\uba70 \uacb0\uc815 \uc9c1\uc870\ub294 \ubb34\uc791\uc704\uc801\uc774\uace0 \uc57d\ud574\uc9d1\ub2c8\ub2e4 .<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Ti-5553 \ubc0f Ti-5553+5Mo\uc758 \ubbf8\uc138 \uad6c\uc870 \ud2b9\uc131 \ubd84\uc11d<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Ti-5553 \ubc0f \ubab0\ub9ac\ube0c\ub374\uc774 \ub3c4\ud551\ub41c Ti-5553\uc758 \uc0c1 \ubd84\uc11d<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Ti-55535\ub85c \ub9cc\ub4e0 \uace8\uc808 \uc2dc\ud3b8\uc758 EBSD \ud2b9\uc131 \ubd84\uc11dEND
<\/strong><\/p>\n\n\n\n

\uadf8\ub7ec\ub098 \uc5f0\uad6c\uc9c4\uc740 \ubbf8\uc138 \uad6c\uc870\uc5d0\uc11c \uc6a9\ud574\ub418\uc9c0 \uc54a\uc740 \ubab0\ub9ac\ube0c\ub374 \uc785\uc790\ub97c \ud655\uc778\ud588\uc73c\uba70 \uadf8 \uc7a0\uc7ac\uc801 \uc601\ud5a5\uc740 \uc54c\ub824\uc9c0\uc9c0 \uc54a\uc558\uc2b5\ub2c8\ub2e4. \uc2e4\uc81c\ub85c, \uc6a9\uc874 \ud569\uae08 \uc804\ub7b5\uc5d0\uc11c \uc6a9\ud574\ub418\uc9c0 \uc54a\uc740 \uc785\uc790\uac00 \ubb34\uc791\uc704\ub85c \uc874\uc7ac\ud558\uba74 \uae30\uacc4\uc801 \ubc0f \ubd80\uc2dd \ud2b9\uc131\uacfc \uad00\ub828\ub41c \uc6b0\ub824\uac00 \uc81c\uae30\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc778\uc2dc\ud2b8 \ud569\uae08 \ucca8\uac00 \uc785\uc790\ub97c \uc644\uc804\ud788 \ub179\uc774\ub824\uba74 \ub354 \ub192\uc740 \uc5d0\ub108\uc9c0\uac00 \ud544\uc694\ud560 \uc218 \uc788\uc73c\uba70, \uacfc\uc5f4\ub85c \uc778\ud574 \ubbf8\uc138 \uad6c\uc870\uac00 \ubcc0\ud654\ud558\uace0 \uae30\uacc4\uc801 \ud2b9\uc131\uc774 \uc800\ud558\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c \uc6a9\ud574\ub418\uc9c0 \uc54a\uc740 Mo \uc785\uc790\ub85c \uc778\ud55c \ub3d9\uc801 \ud53c\ub85c \ubc0f \ubd80\uc2dd \ud2b9\uc131\uc740 \uc54c\ub824\uc838 \uc788\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc778\uc1c4 \ud6c4 \uc5f4\ucc98\ub9ac\ub97c \ud1b5\ud574 \uc6a9\ud574\ub418\uc9c0 \uc54a\uc740 \uc785\uc790\ub97c \uc81c\uac70\ud560 \uc218 \uc788\uc9c0\ub9cc \ubbf8\uc138 \uad6c\uc870\uac00 \ubcc0\uacbd\ub418\uc5b4 \uae30\uacc4\uc801 \ud2b9\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

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