{"id":3595,"date":"2026-04-08T10:33:11","date_gmt":"2026-04-08T09:33:11","guid":{"rendered":"https:\/\/www.nickelcasting.com\/?p=3595"},"modified":"2026-04-08T10:33:25","modified_gmt":"2026-04-08T09:33:25","slug":"inconel-718-welding-filler-metal-selection-for-valve-bodies","status":"publish","type":"post","link":"https:\/\/www.nickelcasting.com\/ko\/inconel-718-welding-filler-metal-selection-for-valve-bodies\/","title":{"rendered":"\ubc38\ube0c \ubcf8\uccb4\uc6a9 \uc778\ucf54\ub12c 718 \uc6a9\uc811 \ud544\ub7ec \uae08\uc18d \uc120\ud0dd"},"content":{"rendered":"

\uc5d4\uc9c0\ub2c8\uc5b4\uac00 \ub17c\uc758\ud560 \ub54c \ubc38\ube0c \ubcf8\uccb4\uc6a9 \uc778\ucf54\ub12c 718 \uc6a9\uc811 \ud544\ub7ec \uae08\uc18d \uc120\ud0dd<\/strong>, \uc9c4\uc815\ud55c \ud575\uc2ec\uc740 \ub2e8\uc21c\ud788 \u201c\uc5b4\ub5a4 \uc6a9\uc811\uc120\uc774 \ud654\ud559\uc801 \uc131\uc9c8\uc5d0 \ubd80\ud569\ud558\ub294\uac00\u201d\uac00 \uc544\ub2d9\ub2c8\ub2e4. \ubc38\ube0c \ubcf8\uccb4, \ud2b9\ud788 \uc11d\uc720 \ubc0f \uac00\uc2a4 \ubd84\uc57c\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \ub450\uaebc\uc6b4 \ubcbd \ub450\uaed8\uc758 \ub0b4\uc555 \ubd80\ud488\uc758 \uacbd\uc6b0, \uc6a9\uac00\uc7ac \uc120\uc815\uc740 \uc6a9\uc811 \uae08\uc18d\uc758 \uac15\ub3c4, \uade0\uc5f4 \uc704\ud5d8, \ud76c\uc11d\ub3c4, \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac, \uadf8\ub9ac\uace0 \ub54c\ub85c\ub294 NACE\/API \uacbd\ub3c4 \ud55c\uacc4 \ub4f1 \uc5ec\ub7ec \uc694\uc18c\uac00 \ubcf5\ud569\uc801\uc73c\ub85c \uc791\uc6a9\ud558\ub294 \uc9c0\uc810\uc5d0 \uc704\uce58\ud569\ub2c8\ub2e4. \ud569\uae08 718\uc740 \ub192\uc740 \uac15\ub3c4, \ub0b4\uc2dd\uc131, \uc6b0\uc218\ud55c \uc6a9\uc811\uc131\uc744 \uacb8\ube44\ud558\uace0 \uc788\uc5b4 \uc774\ub7ec\ud55c \ud658\uacbd\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\uc9c0\ub9cc, \ub2c8\uc624\ube00 \ubd84\ub9ac, \ub77c\ubca0\uc2a4 \uc0c1 \ud615\uc131 \ub610\ub294 \uc5f4\uc601\ud5a5\ubd80(HAZ) \ubbf8\uc138\uade0\uc5f4\uc774 \ubc1c\uc0dd\ud560 \uacbd\uc6b0 \uc6a9\uc811 \uc774\uc74c\ubd80\uc758 \uc131\ub2a5\uc774 \uc800\ud558\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uadf8\ub807\uae30 \ub54c\ubb38\uc5d0 \ub178\ub828\ud55c \uc6a9\uc811 \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740 \uce74\ud0c8\ub85c\uadf8 \ud398\uc774\uc9c0\ubd80\ud130 \uc2dc\uc791\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uadf8\ub4e4\uc740 \uc811\ud569\ubd80\uc758 \uae30\ub2a5\ubd80\ud130 \uace0\ub824\ud569\ub2c8\ub2e4. \uc6a9\uc811\ubd80\uac00 \uc555\ub825 \uacbd\uacc4 \ub0b4\ubd80\uc5d0 \uc704\uce58\ud569\ub2c8\uae4c? \ub3c4\uba74\uc0c1 \ub178\ud654 \ud6c4 \ubaa8\uc7ac\uc5d0 \uac00\uae4c\uc6b4 \uac15\ub3c4\uac00 \uc694\uad6c\ub429\ub2c8\uae4c? \ubc38\ube0c \ubcf8\uccb4\ub294 \ub2e8\uc870 718, API\/NACE 718\uc778\uac00, \uc544\ub2c8\uba74 \uc774\uc804\uc5d0 \ub178\ud654 \ucc98\ub9ac\ub97c \uac70\uce5c \uc7ac\ub8cc\ub97c \uc218\ub9ac\ud55c \uac83\uc778\uac00? \uc774\uc74c\ub9e4\uac00 \uc644\uc804\ud788 718-718\ub85c \uc774\ub8e8\uc5b4\uc838 \uc788\ub294\uac00, \uc544\ub2c8\uba74 \uc801\uce35 \uad6c\uc870 \uc5b4\ub518\uac00\uc5d0 \uc774\uc885 \uc7ac\ub8cc\uc758 \uc774\uc74c\ubd80\uac00 \uc788\ub294\uac00? \uc774\ub7ec\ud55c \uc9c8\ubb38\ub4e4\uc5d0 \ub300\ud55c \ub2f5\uc744 \uc5bb\uae30 \uc804\uae4c\uc9c0\ub294 \uc5b4\ub5a4 \uc6a9\uac00\uc7ac \uad8c\uc7a5 \uc0ac\ud56d\ub3c4 \ubd88\uc644\uc804\ud569\ub2c8\ub2e4.<\/p>\n

718 \ubc38\ube0c \ubc14\ub514\uc5d0\uc11c \ud544\ub7ec \uc120\ud0dd\uc744 \uc2e4\uc81c\ub85c \uc88c\uc6b0\ud558\ub294 \uc694\uc778\uc740 \ubb34\uc5c7\uc778\uac00<\/h2>\n

\ub300\ubd80\ubd84\uc758 \ubc38\ube0c \ubcf8\uccb4 \uc791\uc5c5\uc758 \uacbd\uc6b0, \uc120\ud0dd\uc9c0\ub294 \uc2e4\uc9c8\uc801\uc73c\ub85c \ub450 \uac00\uc9c0\ub85c \uc881\ud600\uc9d1\ub2c8\ub2e4. \uccab \ubc88\uc9f8\ub294 \ub9e4\uce6d\uc774 \uac00\ub2a5\ud55c, \uc5f4\uacbd\ud654\uc131 \ud544\ub7ec<\/strong>, \uc77c\ubc18\uc801\uc73c\ub85c AWS A5.14 ERNiFeCr-2 \/ UNS N07718<\/strong>, \uc774\ub294 \uc801\uaca9 \uc5f4\ucc98\ub9ac \uacf5\uc815\uc744 \uac70\uce5c \ud6c4\uc5d0\ub3c4 \uc6a9\uc811\ubd80\uc758 \uac15\ub3c4\uac00 \ud569\uae08 718\uc758 \uac15\ub3c4 \uc218\uc900\uc5d0 \uadfc\uc811\ud558\uac8c \uc720\uc9c0\ub418\uc5b4\uc57c \ud560 \ub54c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. Special Metals\uc5d0 \ub530\ub974\uba74, INCONEL \uc6a9\uac00\uc7ac 718\uc740 \ud569\uae08 718, 706 \ubc0f X-750\uc758 \uc6a9\uc811\uc6a9\uc73c\ub85c \uc124\uacc4\ub418\uc5c8\uc73c\uba70, \uc6a9\uc811 \uae08\uc18d\uc740 \uc2dc\ud6a8 \uacbd\ud654\uc131\uc774 \uc788\uc5b4 \ubaa8\uc7ac\uc640 \uc720\uc0ac\ud55c \uae30\uacc4\uc801 \ud2b9\uc131\uc744 \ub098\ud0c0\ub0b8\ub2e4\uace0 \ud569\ub2c8\ub2e4.<\/p>\n

\ub450 \ubc88\uc9f8 \uacbd\ub85c\ub294 \uacfc\ub3c4\ud558\uac8c \ud569\uae08\ub41c Ni-Cr-Mo \uc6a9\uac00\uc7ac<\/strong>, \uac00\uc7a5 \ud754\ud788 ERNiCrMo-3 (Alloy 625 \uacc4\uc5f4)<\/strong>, \uc774 \uc6a9\uc811\uc7ac\ub294 \uc774\uc885 \uc811\ud569\ubd80\uc778 \uacbd\uc6b0, \uc624\ubc84\ub808\uc774 \ub610\ub294 \ubc84\ud130\ub9c1\uc774 \ud544\uc694\ud55c \uacbd\uc6b0, \ub610\ub294 718 \uc6a9\uc811 \uce68\uc801\ubb3c\uacfc \uac15\ub3c4\ub97c \uc77c\uce58\uc2dc\ud0a4\ub294 \ub370 \ub530\ub974\ub294 \uc81c\uc791 \uc704\ud5d8\uc774 \uc644\uc804\ud55c \uac15\ub3c4 \uc77c\uce58 \ud544\uc694\uc131\ubcf4\ub2e4 \ub354 \ud074 \ub54c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. Special Metals\ub294 Filler Metal 625\ub97c \ub2c8\ucf08 \ud569\uae08, \ud0c4\uc18c\uac15, \uc800\ud569\uae08\uac15 \ubc0f \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc774 \ud3ec\ud568\ub41c \ub2e4\uc591\ud55c \uc774\uc885 \uc811\ud569\ubd80\ubfd0\ub9cc \uc544\ub2c8\ub77c \ud45c\uba74 \ucc98\ub9ac \ubc0f \uc624\ubc84\ub808\uc774 \uc791\uc5c5\uc5d0\ub3c4 \uba85\uc2dc\uc801\uc73c\ub85c \uad8c\uc7a5\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\"\ubc38\ube0c<\/p>\n

ERNiFeCr-2\uac00 \uc815\ub2f5\uc77c \ub54c<\/h2>\n

\uc6a9\uc811\ubd80\uac00 718-to-718, \uc555\ub825 \uacbd\uacc4, \uac15\ub3c4 \uc784\uacc4<\/strong>, ERNiFeCr-2\ub294 \ub300\uac1c \uac00\uc7a5 \uba3c\uc800 \ud3c9\uac00\ud574\uc57c \ud560 \uc6a9\uac00\uc7ac\uc785\ub2c8\ub2e4. \uc774\ub294 \ub9c8\ucf00\ud305 \uc6a9\uc5b4\uac00 \uc544\ub2c8\ub77c \uc57c\uae08\ud559\uc801 \uc0ac\uc2e4\uc785\ub2c8\ub2e4. 718 \uc6a9\uac00\uc7ac\ub294 \uc2dc\ud6a8 \uacbd\ud654\ub97c \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. Special Metals\uc758 \uc81c\ud488 \uc0ac\uc591\uc11c\uc5d0\ub294 \uc774 \uc81c\ud488\uc774 ERNiFeCr-2\ub85c \uae30\uc7ac\ub418\uc5b4 \uc788\uc73c\uba70, \ucd5c\uc18c \uc778\uc7a5 \uac15\ub3c4\ub294 165 ksi (1138 MPa)<\/strong> \ub178\ud654\ub41c \uc0c1\ud0dc\uc5d0\uc11c. \ubc14\ub85c \uc774 \ub54c\ubb38\uc5d0, \uc124\uacc4 \uae30\uc900\uc774 \ub354 \uc5f0\ud55c \ub300\uccb4 \uc6a9\uc811 \uae08\uc18d\uc774 \uc544\ub2cc 718\uae09 \uac15\ub3c4\ub97c \uc804\uc81c\ub85c \ud558\ub294 \ubc38\ube0c \ubcf8\uccb4\uc758 \uc644\uc804 \ubd80\ud558 \ub9de\ub300\uae30 \uc6a9\uc811, \ub2e8\uba74 \uc7ac\uac74 \ub610\ub294 \uc778\uc99d\ub41c \uc218\ub9ac \uacf5\uc815\uc5d0 \uc788\uc5b4 \uc774 \uc18c\uc7ac\uac00 \uc5ec\uc804\ud788 \ud569\ub9ac\uc801\uc778 \uc120\ud0dd\uc73c\ub85c \ub0a8\uc544 \uc788\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n

\uadf8\ub7ec\ub098 \ud654\ud559\uc801 \uc801\ud569\uc131\uc774 \uc6a9\uc811 \uc2dc \ubc1c\uc0dd\ud558\ub294 \ubb38\uc81c\ub97c \uc6a9\ub0a9\ud558\ub294 \uac83\uacfc\ub294 \ub2e4\ub985\ub2c8\ub2e4. \ud569\uae08 718 \uc6a9\uc811\uc5d0 \uad00\ud55c \ubb38\ud5cc\uc740 \uc774 \uc810\uc5d0 \ub300\ud574 \uba85\ud655\ud788 \ubc1d\ud788\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc989, \uc5f4\uc785\ub825\uc744 \uc801\uc808\ud788 \uc81c\uc5b4\ud558\uc9c0 \uc54a\uc744 \uacbd\uc6b0 \uc6a9\uc811\ubd80 \uae08\uc18d\uacfc \uc5f4\uc601\ud5a5\ubd80(HAZ)\uc5d0\uc11c \ubd84\ub9ac \ud604\uc0c1, \ub77c\ubca0\uc2a4 \uc0c1 \ud615\uc131, \uace0\uc628 \uade0\uc5f4, \uc6a9\uc561\ud654 \uad00\ub828 \uc190\uc0c1\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c \uad00\ub828 \ubb38\ud5cc\uc5d0\uc11c\ub294 \uc5f4\uc785\ub825\uc744 \ub0ae\ucd94\uace0 \ub0c9\uac01 \uc18d\ub3c4\ub97c \ub192\uc774\ub294 \uac83\uc774 \uc774\ub7ec\ud55c \ubb38\uc81c\ub97c \uc904\uc774\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub41c\ub2e4\uace0 \uc9c0\uc801\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc2e4\uc81c \uc791\uc5c5 \ud604\uc7a5\uc5d0\uc11c\ub294 \ub450\uaebc\uc6b4 \ubc38\ube0c \ubcf8\uccb4\uac00 \uc720\ubc1c\ud558\ub294 \uad6c\uc18d\ub825\uc73c\ub85c \uc778\ud574 \ubaa8\ub4e0 \uae08\uc18d\ud559\uc801 \uacb0\ud568\uc774 \uc99d\ud3ed\ub418\ubbc0\ub85c, 718 \uc6a9\uac00\uc7ac\ub97c \uc0ac\uc6a9\ud560 \ub54c\ub294 \uae68\ub057\ud55c \uc811\ud569\uba74, \uc81c\uc5b4\ub41c \uc6a9\uc811 \ube44\ub4dc \ud06c\uae30, \uc81c\ud55c\ub41c \uc704\ube0c, \uadf8\ub9ac\uace0 \ub9e4\uc6b0 \uc548\uc815\uc801\uc778 \ud53c\ud305 \ub4f1 \uc5c4\uaca9\ud55c \uacf5\uc815 \uc900\uc218\uac00 \uc694\uad6c\ub429\ub2c8\ub2e4.<\/p>\n

ERNiCrMo-3\uac00 \ub354 \ud604\uba85\ud55c \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc120\ud0dd\uc77c \ub54c<\/h2>\n

ERNiCrMo-3\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc6a9\ub3c4\ub85c \uc0ac\uc6a9\ub420 \ub54c \ub9e4\ub825\uc801\uc778 \uc18c\uc7ac\uac00 \ub429\ub2c8\ub2e4. not<\/strong> \uc6a9\uc811 \uae08\uc18d\uc774 \ub178\ud654 \ucc98\ub9ac\ub41c 718\uacfc \uc644\uc804\ud788 \ub3d9\uc77c\ud55c \ud2b9\uc131\uc744 \ub098\ud0c0\ub0b4\ub3c4\ub85d \uc694\uad6c\ud569\ub2c8\ub2e4. Special Metals\ub294 Filler Metal 625\ub97c \ub2e4\uc591\ud55c \uc774\uc885 \uc7ac\ub8cc \uc811\ud569\uc5d0 \uc801\ud569\ud55c Ni-Cr-Mo \uc6a9\uac00\uc7ac\ub85c \uc18c\uac1c\ud558\uba70, \uc774 \uc81c\ud488\uc758 \uad6d\ubd80 \ubd80\uc2dd\uc5d0 \ub300\ud55c \ub6f0\uc5b4\ub09c \ub0b4\uc131\uc744 \uac15\uc870\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc81c\ud488 \uc0ac\uc591\uc11c\uc5d0 \uba85\uc2dc\ub41c \uc774 \uc81c\ud488\uc758 \ucd5c\uc18c \uc778\uc7a5 \uac15\ub3c4\ub294 105 ksi (724 MPa)<\/strong>, \uc774\ub294 \ub098\ub984\ub300\ub85c \uad1c\ucc2e\uc740 \uc218\uce58\uc774\uc9c0\ub9cc, \ub178\ud654\ub41c 718\ud615 \uc6a9\uac00\uc7ac \ub4f1\uae09\ubcf4\ub2e4\ub294 \ubd84\uba85\ud788 \ud6e8\uc52c \ub0ae\uc740 \uc218\uc900\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ucc28\uc774\ub294 \uc911\uc694\ud569\ub2c8\ub2e4. 718 \ub4f1\uae09\uc758 \ud558\uc911\uc744 \uacac\ub38c\uc57c \ud558\ub294 \uad6c\uc870\uc6a9 \uc555\ub825 \uacbd\uacc4 \uc6a9\uc811\uc758 \uacbd\uc6b0, 625\ud615 \uc6a9\uac00\uc7ac\ub294 \ub300\uac1c \ud0c0\ud611\uc548\uc73c\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ubc84\ud130 \ub808\uc774\uc5b4, \uc774\uc74c\ub9e4, \uc624\ubc84\ub808\uc774 \ub610\ub294 \uad6d\ubd80\uc801\uc778 \uac15\ub3c4 \ubd88\uc77c\uce58 \ubcf4\uc218 \uc791\uc5c5\uc758 \uacbd\uc6b0, \uc774\ub294 \uc885\uc885 \ub9e4\uc6b0 \ud569\ub9ac\uc801\uc778 \ud0c0\ud611\uc548\uc774 \ub429\ub2c8\ub2e4.<\/p>\n

\ub9ce\uc740 \uad6c\ub9e4\uc790\ub4e4\uc774 \uac04\uacfc\ud558\ub294 \ubbf8\ubb18\ud55c \ucc28\uc774\uac00 \ubc14\ub85c \uc774\uac83\uc785\ub2c8\ub2e4: 625\ud615 \uc6a9\uac00\ub294 \uc885\uc885 \uc81c\uc791 \uc704\ud5d8\uc744 \uc904\uc5ec\uc8fc\uc9c0\ub9cc, \uc6a9\uc811 \uae08\uc18d\uc758 \uc131\ub2a5 \ubc94\uc704\ub3c4 \ubcc0\ud654\uc2dc\ud0b5\ub2c8\ub2e4.<\/strong>. \ubc38\ube0c \ubcf8\uccb4\uc758 \uc6a9\uc811\ubd80\uac00 \ucd5c\ub300 \uc751\ub825 \uacbd\ub85c \ubc16\uc5d0 \uc704\uce58\ud558\uac70\ub098, \uc774\uc885 \uc7ac\uc9c8 \uc811\ud569\ubd80\uc778 \uacbd\uc6b0, \ub610\ub294 \ubd80\uc2dd \uc800\ud56d\uc131\uacfc \uade0\uc5f4 \ub0b4\uc131\uc774 \ub178\ud654 \ucc98\ub9ac \ud6c4\uc758 \uc77c\uce58\ub41c \uac15\ub3c4\ubcf4\ub2e4 \ub354 \uc911\uc694\ud55c \uc694\uc18c\ub77c\uba74, ERNiCrMo-3\ub97c \uc120\ud0dd\ud558\ub294 \uac83\uc774 \ub354 \ub098\uc740 \uacf5\ud559\uc801 \uacb0\uc815\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc6a9\uc811 \uad00\ub828 \ubb38\ud5cc\uc5d0 \ub530\ub974\uba74, \ubab0\ub9ac\ube0c\ub374(Mo) \ud568\ub7c9\uc774 \ub192\uc740 \uc6a9\uc811\uc7ac\ub294 718 \uc6a9\uc811\ubd80\uc758 \uade0\uc5f4 \ubc1c\uc0dd \uacbd\ud5a5\uc744 \uc5b5\uc81c\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub420 \uc218 \uc788\uc73c\uba70, \uc774\ub294 \ub9ce\uc740 \uc791\uc5c5\uc7a5\uc5d0\uc11c \uae4c\ub2e4\ub85c\uc6b4 \uc218\ub9ac \uc791\uc5c5 \uc2dc \uc774\ub7ec\ud55c \uc6a9\uc811\uc7ac\ub97c \uc120\ud638\ud558\ub294 \uc774\uc720\uc640 \uc77c\uce58\ud569\ub2c8\ub2e4.<\/p>\n

\n
\n\n\n\n\n\n\n\n\n\n
\ubc38\ube0c \ubcf8\uccb4 \uc6a9\uc811 \uc2dc\ub098\ub9ac\uc624<\/th>\n\uc120\ud638\ud558\ub294 \ud544\ub7ec \uae08\uc18d<\/th>\n\uc65c \ub300\uac1c \uc120\ud638\ub418\ub294\uac00<\/th>\n\ucd9c\uc2dc \uc804\uc5d0 \ubc18\ub4dc\uc2dc \ud655\uc778\ud574\uc57c \ud560 \uc0ac\ud56d<\/th>\n<\/tr>\n<\/thead>\n
\uc644\uc804 \uad00\ud1b5\ud615 718-718 \uc555\ub825 \uacbd\uacc4 \uc6a9\uc811<\/td>\nERNiFeCr-2<\/td>\n\uc5f4\ucc98\ub9ac \uacbd\ud654 \uac00\ub2a5; \ud569\uae08 718 \uc6a9\uc811\uc6a9; \uac15\ub3c4 \uc77c\uce58\uc5d0 \uac00\uc7a5 \uac00\uae4c\uc6b4 \ubc29\ubc95<\/td>\n\ucd5c\uc885 PWHT \uacf5\uc815, \uc778\uc7a5 \uac15\ub3c4 \ubaa9\ud45c\uce58, \uacbd\ub3c4, \ud76c\uc11d\ub960, \ube44\ud30c\uad34 \uac80\uc0ac(NDE) \ud569\uaca9 \uae30\uc900<\/td>\n<\/tr>\n
\uace0\uc81c\uc7ac \uad6c\uc5ed\uc5d0\uc11c\uc758 \ub450\uaebc\uc6b4 \ub2e8\uba74 718 \ubcf4\uc218<\/td>\nERNiFeCr-2, \ub2e8, \uc5c4\uaca9\ud558\uac8c \uc81c\uc5b4\ub41c GTAW\/WPS \uacf5\uc815\uc744 \ud1b5\ud574\uc11c\ub9cc<\/td>\n718\uae09 \ucd5c\uc885 \ud2b9\uc131\uc758 \uac00\ub2a5\uc131\uc744 \uc5f4\uc5b4\ub461\ub2c8\ub2e4<\/td>\n\ub450\uaed8, \uade0\uc5f4 \uc81c\uc5b4, \uc5f4\uc601\ud5a5\ubd80(HAZ) \uc0c1\ud0dc, \ubcf4\uc218 \uae4a\uc774\uc5d0 \ub300\ud55c PQR<\/td>\n<\/tr>\n
718\uc5d0\uc11c \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15 \ub610\ub294 \uc800\ud569\uae08\uac15\uc73c\ub85c\uc758 \uc804\ud658 \uc138\ubd80 \uc0ac\ud56d<\/td>\nERNiCrMo-3<\/td>\n\uc11c\ub85c \ub2e4\ub978 \uc885\ub958\uc758 \uc774\uc74c\ub9e4\uc5d0 \ub354 \uc801\ud569\ud569\ub2c8\ub2e4<\/td>\n\ub178\ud654 \ucc98\ub9ac\ub41c 718\ubcf4\ub2e4 \ub0ae\uc740 \uc6a9\uc811 \uae08\uc18d \uac15\ub3c4, \uc0ac\uc6a9 \uc751\ub825 \uacbd\ub85c, \uaddc\uaca9 \uc801\ud569\uc131<\/td>\n<\/tr>\n
\ucd5c\uc885 \uac00\uacf5\/\uc811\ud569 \uc804 \ubc84\ud130\ub9c1 \ub610\ub294 \uc624\ubc84\ub808\uc774<\/td>\nERNiCrMo-3<\/td>\n\uc77c\ubc18\uc801\uc73c\ub85c \ucca0\uacc4 \uc7ac\ub8cc\uc758 \uc624\ubc84\ub808\uc774 \ubc0f \ud45c\uba74 \ucc98\ub9ac\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td>\n\ud76c\uc11d, \uce35 \ub450\uaed8, \ucd5c\uc885 \uacc4\uba74 \ud654\ud559\uc801 \uc131\uc9c8<\/td>\n<\/tr>\n
\uad6d\uc18c\uc801\uc778 \ube44\uac15\ub3c4 \uc77c\uce58\ud615 \uc530 \ub610\ub294 \ubd80\ucc29\ubd80 \uc218\ub9ac<\/td>\n\uc885\uc885 ERNiCrMo-3<\/td>\n718\uc758 \ucd5c\ub300 \uac15\ub3c4\uac00 \ud544\uc694\ud558\uc9c0 \uc54a\uc740 \uacbd\uc6b0, \uc81c\uc791\uc758 \uc720\uc5f0\uc131\uc774 \ub354 \ucee4\uc9d1\ub2c8\ub2e4.<\/td>\n\uc218\ub9ac\ub41c \uad6c\uc5ed\uc774 \uc555\ub825 \ubc94\uc704 \ub0b4\uc5d0 \ud3ec\ud568\ub418\ub294\uc9c0 \uc5ec\ubd80<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

\uc704\uc758 \ud45c\ub294 718 \ubc0f 625 \uc6a9\uac00\uc7ac\uc5d0 \ub300\ud55c \uc81c\uc870\uc5c5\uccb4 \ub370\uc774\ud130\uc640, \uade0\uc5f4, \ud3b8\uc2ec, \uc5f4\uc785\ub825 \ubbfc\uac10\ub3c4\uc5d0 \uad00\ud55c 718 \uc6a9\uc811 \uad00\ub828 \ubb38\ud5cc\uc5d0\uc11c \ub3c4\ucd9c\ub41c \uac00\uc7a5 \ud0c0\ub2f9\ud55c \uc120\uc815 \uae30\uc900\uc744 \ubc18\uc601\ud55c \uac83\uc785\ub2c8\ub2e4.<\/p>\n

\ub300\ubd80\ubd84\uc758 \ud300\uc774 \uacfc\uc18c\ud3c9\uac00\ud558\ub294 \ubd80\ubd84: \ub2e8\uc21c\ud55c \ucc44\uc6c0\uc7ac\uac00 \uc544\ub2cc \ucd5c\uc885 \uc0c1\ud0dc<\/h2>\n

\ud45c\uba74\uc801\uc73c\ub85c \ubcf4\uba74, \ud544\ub7ec \uc120\ud0dd\uc740 \ub2e8\uc21c\ud55c \uc18c\ubaa8\ud488 \ubb38\uc81c\ucc98\ub7fc \ubcf4\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc2e4\uc81c\ub85c\ub294, \uc774\ub294 \ucd5c\uc885 \uc870\uac74\uc5d0 \uad00\ud55c \uc9c8\ubb38<\/strong>. \ud569\uae08 718\uc740 \uc5b4\ub2d0\ub9c1 \uc0c1\ud0dc\ub098 \uc2dc\ud6a8 \uacbd\ud654 \uc0c1\ud0dc\uc5d0\uc11c \uc6a9\uc811\ud560 \uc218 \uc788\uc9c0\ub9cc, \ucd5c\uc885 \uc6a9\uc811 \uc870\ub9bd\uccb4\uc758 \ud2b9\uc131\uc740 \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac \uacfc\uc815\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. 718 \uc6a9\uc811\uc5d0 \ub300\ud55c \uc77c\ubd80 \uc9c0\uce68\uc5d0 \ub530\ub974\uba74, \uac04\ub2e8\ud55c \uc6a9\uc811 \ud6c4 \ub178\ud654 \ucc98\ub9ac\ub97c \ud1b5\ud574 \uc6a9\uc811\ubd80\ub97c \uac15\ud654\ud560 \uc218 \uc788\uc9c0\ub9cc, \uc6a9\uc735\uc120 \uadfc\ucc98\uc5d0\ub294 \uc5ec\uc804\ud788 \uc0c1\ub300\uc801\uc73c\ub85c \uac15\ub3c4\uac00 \ub0ae\uc740 \uc601\uc5ed\uc774 \ub0a8\uc744 \uc218 \uc788\ub2e4\uace0 \ud569\ub2c8\ub2e4. \ubc38\ube0c \ubcf8\uccb4\uc758 \uacbd\uc6b0, \uc774\ub294 \uc2e4\uc81c \uc5f4\ucc98\ub9ac \uacfc\uc815\uacfc \uc6a9\uc811 \ud6c4 \ud5c8\uc6a9 \ud2b9\uc131\uc744 \ud655\uc815\ud558\uae30 \uc804\uc5d0\ub294 \uc808\ub300\ub85c \uc6a9\uc811\uc120\uc744 \uc2b9\uc778\ud574\uc11c\ub294 \uc548 \ub41c\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n

\uc774 \uc810\uc740 \uc0b0\uc131 \ud658\uacbd\uc774\ub098 API\/NACE \uad00\ub828 \ubc38\ube0c \uc791\uc5c5\uc5d0\uc11c \ub354\uc6b1 \uc911\uc694\ud574\uc9d1\ub2c8\ub2e4. Special Metals\ub294 \uc720\uc804\uc6a9 718 \uac15\uc7ac\uac00 NACE MR0175 \uacbd\ub3c4 \uc694\uac74\uc5d0 \ub530\ub77c \uc0dd\uc0b0\ub41c\ub2e4\uace0 \ubc1d\ud614\uc73c\uba70, \uc11d\uc720 \ubc0f \uac00\uc2a4 \ubd80\ubb38\uc5d0 \uc81c\ud488\uc744 \uacf5\uae09\ud558\ub294 \uc5c5\uccb4\ub4e4\uc740 API\/NACE 718\uc774 \ubd80\uc2dd\uc131 \ud658\uacbd\uc758 \uc555\ub825 \uc720\uc9c0 \ubc0f \uc555\ub825 \uc81c\uc5b4 \uc7a5\ube44\uc5d0 \uc801\ud569\ud558\ub2e4\uace0 \uc124\uba85\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \ubc38\ube0c \ubcf8\uccb4\uc758 \uacbd\uc6b0, \uc6a9\uc811\uacf5\uc774 \uc791\uc5c5\uc744 \ub9c8\ucce4\ub2e4\uace0 \ud574\uc11c \uc6a9\uc811\uc5d0 \ub300\ud55c \uacb0\uc815\uc774 \ub05d\ub09c \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4. \ud654\ud559 \uc131\ubd84 \ubc0f \ubc29\uc0ac\uc120 \ud22c\uacfc \uac80\uc0ac(RT) \uacb0\uacfc\ubfd0\ub9cc \uc544\ub2c8\ub77c \uacbd\ub3c4, \uac15\ub3c4 \ubc0f \uc0ac\uc6a9 \ud658\uacbd\uc5d0 \ub300\ud574\uc11c\ub3c4 \uc6a9\uc811 \uc0c1\ud0dc\ub97c \uac80\uc99d\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

\uacf5\uc815 \uc120\ud0dd\ub3c4 \uc911\uc694\ud569\ub2c8\ub2e4. \ubc1c\ud45c\ub41c \ubb38\ud5cc\uc5d0 \ub530\ub974\uba74, \uace0\ud488\uc9c8\uc758 718 \uc774\uc74c\ub9e4\ub97c \uc81c\uc791\ud558\ub294 \ub370\ub294 \uc5ec\uc804\ud788 GTAW\uac00 \ub110\ub9ac \uc0ac\uc6a9\ub418\uace0 \uc788\ub294 \ubc18\uba74, \ub192\uc740 \uc5f4\uc785\ub825\uc740 \ub354 \uc2ec\uac01\ud55c \ubd84\ub9ac \ud604\uc0c1\uacfc \ub77c\ubca0\uc2a4(Laves) \ud615\uc131\uacfc \uc9c1\uc811\uc801\uc778 \uad00\ub828\uc774 \uc788\ub294 \uac83\uc73c\ub85c \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4. \uadf8\ub807\uae30 \ub54c\ubb38\uc5d0 \uad6c\uc18d\ub41c \ubc38\ube0c \ubcf8\uccb4 \uc218\ub9ac \uc2dc, \uce68\uc801 \uc18d\ub3c4\ub97c \ubb34\ub9ac\ud558\uac8c \ub192\uc774\ub294 \uac83\ubcf4\ub2e4 \uc5c4\uaca9\ud55c \uc5f4\uc785\ub825 \uae30\uc900\uc744 \uc900\uc218\ud558\ub294 \ubcf4\uc218\uc801\uc778 GTAW \uacf5\uc815\uc774 \uc885\uc885 \ub354 \uc548\uc804\ud569\ub2c8\ub2e4. \uc81c \uacbd\ud5d8\uc5d0 \ub530\ub974\uba74, \ub9ce\uc740 \u201c\ubd80\uc801\uc808\ud55c \uc6a9\uac00\uc7ac\u201d\ub85c \uc778\ud55c \uacb0\ud568\uc740 \uc0ac\uc2e4 \uc5f4\uc785\ub825, \ud76c\uc11d, \ub610\ub294 \ubcf4\uc218 \uc21c\uc11c\uc0c1\uc758 \ubb38\uc81c\uc778\ub370, \ub2e8\uc9c0 \uc6a9\uac00\uc7ac\ub77c\ub294 \uaf2c\ub9ac\ud45c\uac00 \ubd99\uc5b4 \uc788\uc744 \ubfd0\uc785\ub2c8\ub2e4.<\/p>\n

\"\ubc38\ube0c<\/p>\n

\uacb0\ub860<\/h2>\n

\ub300\ubd80\ubd84\uc758 \uacbd\uc6b0 \ub3d9\uc77c \ud569\uae08, \uac15\ub3c4\uac00 \uc911\uc694\ud55c \ubc38\ube0c \ubcf8\uccb4 \uc6a9\uc811\ubd80<\/strong>, \uae30\uc220\uc801\uc73c\ub85c \ubcfc \ub54c \uc62c\ubc14\ub978 \ucd9c\ubc1c\uc810\uc740 ERNiFeCr-2<\/strong>. ~\uc5d0 \ub300\ud558\uc5ec \uc774\uc885 \uc811\ud569\ubd80, \ubc84\ud130\ub9c1, \uc624\ubc84\ub808\uc774 \ub610\ub294 \uade0\uc5f4 \uc800\ud56d\uc131\uacfc \ubd80\uc2dd \uc5ec\uc720\uac00 718 \uac15\ub3c4\uc758 \uc644\uc804\ud55c \uc77c\uce58\ubcf4\ub2e4 \ub354 \uc911\uc694\ud55c \uc218\ub9ac \ubd80\uc704<\/strong>, ERNiCrMo-3<\/strong> \ub300\uac1c \ub354 \ub098\uc740 \uc120\ud0dd\uc774 \ub429\ub2c8\ub2e4. \uc815\ub2f5\uc740 \ud310\ub9e4 \ud64d\ubcf4 \ubb38\uad6c\uac00 \uac00\uc7a5 \ud654\ub824\ud55c \ud544\ub7ec\uac00 \uc544\ub2c8\ub77c, \uc2e4\uc81c \uc6a9\uc811 \uacf5\uc815\uacfc \uc5f4\ucc98\ub9ac \uacfc\uc815\uc744 \uac70\uce5c \ud6c4\uc5d0\ub3c4 \uac15\ub3c4, \uacbd\ub3c4, \ub0b4\uade0\uc5f4\uc131 \ubc0f \uc0ac\uc6a9 \uc694\uac74\uc744 \uc5ec\uc804\ud788 \ucda9\uc871\ud558\ub294 \ud544\ub7ec\uc785\ub2c8\ub2e4.<\/p>\n

\ud300\uc5d0\uc11c \uc0c8\ub85c\uc6b4 \ubc38\ube0c \ubc14\ub514 WPS\ub97c \uc2b9\uc778\ud558\uac70\ub098, \uc218\ub9ac \uc808\ucc28\ub97c \uc810\uac80\ud558\uac70\ub098, \ud504\ub85c\uc81d\ud2b8 \ucd9c\uc2dc\ub97c \uc704\ud574 \ubc30\uc120 \uc635\uc158\uc744 \ube44\uad50\ud558\uace0 \uc788\ub2e4\uba74, 28\ub2c8\ucf08<\/strong> \ucd08\uae30 \ub2e8\uacc4\ubd80\ud130 \uad00\uc5ec\ud574\uc57c \ud55c\ub2e4. \uc989, \uc6a9\uac00\uc7ac\ub97c \uad6c\ub9e4\ud558\uae30 \uc804\uc774\uc5b4\uc57c \ud558\uba70, \uccab \ubc88\uc9f8 \uade0\uc5f4 \uc218\ub9ac \ubd80\uc704\uc5d0 \ub300\ud55c \ube44\ud30c\uad34 \uac80\uc0ac(NDE) \uacb0\uacfc\uac00 \ub098\uc628 \ub4a4\uac00 \ub418\uc5b4\uc11c\ub294 \uc548 \ub41c\ub2e4.<\/p>\n

\uad00\ub828 Q&A<\/h2>\n

Q1. ERNiCrMo-3\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc778\ucf54\ub12c 718 \ubc38\ube0c \ubcf8\uccb4\ub97c \uc218\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/strong>
\ub124, \ud558\uc9c0\ub9cc \uc218\ub9ac\uac00 \uc774\ub8e8\uc5b4\uc9c8 \ub54c\ub9cc not<\/strong> \uc6a9\uc811 \uce68\uc801\ubb3c\uc774 \ub178\ud654 \ucc98\ub9ac\ub41c 718 \uac15\uc7ac\uc758 \uac15\ub3c4\uc640 \uc644\uc804\ud788 \uc77c\uce58\ud574\uc57c \ud569\ub2c8\ub2e4. ERNiCrMo-3\ub294 \uc774\uc885 \uc7ac\ub8cc \uc811\ud569 \ubc0f \uc624\ubc84\ub808\uc774\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub418\uba70, \uac15\ub3c4 \uc77c\uce58\ubcf4\ub2e4 \uade0\uc5f4 \ud5c8\uc6a9 \ud55c\uacc4 \ubc0f \ub0b4\uc2dd\uc131\uc774 \uc6b0\uc120\uc2dc\ub418\ub294 \uacbd\uc6b0 \ud604\uba85\ud55c \ubcf4\uc218 \uc120\ud0dd\uc9c0\uac00 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

Q2. ERNiFeCr-2\ub294 718 \ubc38\ube0c \ubcf8\uccb4\uc758 \ub9de\ub300\uae30 \uc6a9\uc811\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uae30\ubcf8 \uc6a9\uac00\uc7ac\uc778\uac00\uc694?<\/strong>
\ub300\ubd80\ubd84\uc758 \ub3d9\uc77c \ud569\uae08, \uc555\ub825 \uacbd\uacc4, \uac15\ub3c4\uac00 \uc911\uc694\ud55c \uacbd\uc6b0\uc5d0\ub294 \uadf8\ub807\uc2b5\ub2c8\ub2e4. \uc774 \uc81c\ud488\uc740 \uc804\uc6a9 718 \uc6a9\uac00\uc7ac \ub4f1\uae09\uc774\uba70, \uc2dc\ud6a8 \uacbd\ud654\uc131\uc774 \uc788\uace0, \uc81c\uc870\uc5c5\uccb4 \uc790\ub8cc\uc5d0 \ub530\ub974\uba74 \uc801\uc808\ud55c \uc5f4\ucc98\ub9ac \uc8fc\uae30\ub97c \uac70\uce5c \ud6c4 \uadf8 \ud2b9\uc131\uc774 \ubaa8\uc7ac \ud569\uae08\uacfc \uc720\uc0ac\ud55c \uac83\uc73c\ub85c \uc124\uba85\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

Q3. 718 \ubc38\ube0c \ubcf8\uccb4 \uc6a9\uc811 \uc870\ub9bd\ud488\uc758 \uacbd\uc6b0, \uc6a9\uc811 \ud6c4 \uc5d0\uc774\uc9d5 \ucc98\ub9ac\ub97c \ud558\uba74 \ubb3c\uc131\uc774 \uc790\ub3d9\uc73c\ub85c \uc644\uc804\ud788 \ud68c\ubcf5\ub418\ub098\uc694?<\/strong>
\ubc18\ub4dc\uc2dc \uadf8\ub7f0 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4. \uc6a9\uc811 \ud6c4 \uc5d0\uc774\uc9d5 \ucc98\ub9ac\ub97c \ud1b5\ud574 \uc6a9\uc811 \ubd80\uc704\ub97c \uac15\ud654\ud560 \uc218\ub294 \uc788\uc9c0\ub9cc, \uc6a9\uc735\uc120 \ubd80\uadfc\uc758 \ucd5c\uc885 \uc131\uc9c8 \ubd84\ud3ec\ub294 \uc804\uccb4 \uc6a9\uc811 \ubc0f \uc5f4\ucc98\ub9ac \uacf5\uc815\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc911\uc694\ud55c \ubc38\ube0c \ubcf8\uccb4\uc758 \uacbd\uc6b0, \uc774\ub294 \uc6a9\uac00\uc7ac \ubd84\ub958\ub9cc\uc73c\ub85c\ub294 \uac00\uc815\ud560 \uc218 \uc5c6\uc73c\uba70, \ubc18\ub4dc\uc2dc \uacf5\uc815 \uc801\uaca9\uc131 \ud3c9\uac00\ub97c \ud1b5\ud574 \ud655\uc778\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"

When engineers discuss Inconel 718 welding filler metal selection for valve bodies, the real question is not simply \u201cwhich wire matches the chemistry.\u201d For valve bodies, especially thick-wall pressure-containing parts in oil and gas service, filler selection sits at the intersection of weld-metal strength, cracking risk, dilution, post-weld heat treatment, and sometimes NACE\/API hardness limits. […]<\/p>\n","protected":false},"author":1,"featured_media":3598,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-3595","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/posts\/3595","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/comments?post=3595"}],"version-history":[{"count":2,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/posts\/3595\/revisions"}],"predecessor-version":[{"id":3600,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/posts\/3595\/revisions\/3600"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/media\/3598"}],"wp:attachment":[{"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/media?parent=3595"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/categories?post=3595"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/tags?post=3595"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}