{"id":8629,"date":"2025-04-24T14:25:43","date_gmt":"2025-04-24T14:25:43","guid":{"rendered":"https:\/\/premiumalu.com\/mastering-4047-aluminum-expert-tips-and-techniques\/"},"modified":"2026-10-08T01:26:29","modified_gmt":"2026-10-08T01:26:29","slug":"4047-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ec%a0%84%eb%ac%b8%ea%b0%80-%ed%8c%81%ea%b3%bc-%ea%b8%b0%ec%88%a0-%eb%a7%88%ec%8a%a4%ed%84%b0%ed%95%98%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/ko\/mastering-4047-aluminum-expert-tips-and-techniques\/","title":{"rendered":"4047 \uc54c\ub8e8\ubbf8\ub284: \ube0c\ub808\uc774\uc9d5 \ud544\ub7ec\uc640 \uc6a9\uc811 \uc640\uc774\uc5b4\ub97c \ud558\ub098\ub85c \ud569\uce5c \ud569\uae08"},"content":{"rendered":"<p class=\"wp-block-paragraph\">4047\uc740 11\u201313% \uaddc\uc18c\ub97c \ud568\uc720\ud55c \uc54c\ub8e8\ubbf8\ub284-\uaddc\uc18c \ucda9\uc804 \ud569\uae08\uc785\ub2c8\ub2e4. \uc774\ub294 \uad6c\uc870\uc6a9 \uac00\uacf5 \ud569\uae08\uc774 \uc544\ub2c8\uba70, \uc774\uac83\uc73c\ub85c \ud504\ub808\uc784\uc744 \ub9cc\ub4dc\ub294 \uac83\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ub2e4\ub978 \uc54c\ub8e8\ubbf8\ub284 \ubd80\ud488\uc744 \uc811\ud569\ud558\uae30 \uc704\ud574 \uad6c\ub9e4\ud558\ub294 \uac83\uc774\uba70, \ub450 \uac00\uc9c0 \ub2e4\ub978 \ud45c\uc900 \uc544\ub798 \ub450 \uac00\uc9c0 \ub2e4\ub978 \uacf5\uc815\uc5d0\uc11c \uadf8 \uc5ed\ud560\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4047\uc740 \ub450 \uac00\uc9c0 \ub2e4\ub978 \ud45c\uc900 \uc544\ub798 \ub450 \uac00\uc9c0 \uc5ed\ud560\ub85c \uaddc\uc815\ub429\ub2c8\ub2e4 \u2014 \ube0c\ub808\uc774\uc9d5 \ucda9\uc804\uc7ac\ub85c\uc11c AWS A5.8 BAlSi-4, \uc6a9\uc811 \uc640\uc774\uc5b4\ub85c\uc11c AWS A5.10 ER4047. \ubb38\uc758 \uc2dc \uc5ed\ud560\uc744 \uba85\uc2dc\ud558\uc2ed\uc2dc\uc624. \ud615\ud0dc, \uacf5\uc815 \ubc0f \uc11c\ub958\uac00 \ubaa8\ub450 \uadf8\uc5d0 \ub530\ub77c \uacb0\uc815\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc791\ub3d9 \uc5ec\ubd80\ub97c \uacb0\uc815\ud558\ub294 \ud55c \uac00\uc9c0 \ud55c\uacc4\uac00 \uc788\uc2b5\ub2c8\ub2e4: \uc811\ud569\ud558\ub824\ub294 \ubaa8\uc7ac\uc758 \uace0\uc0c1\uc120 \uc628\ub3c4\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-cover.webp\" alt=\"4047 \ucee4\ubc84\" class=\"wp-image-10668\" srcset=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-cover.webp 800w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-cover-300x225.webp 300w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-cover-768x576.webp 768w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-cover-16x12.webp 16w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-cover-600x450.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\ub450 \uac00\uc9c0 \ud45c\uc900, \ud558\ub098\uc758 \ud569\uae08<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub3d9\uc77c\ud55c 4047 \uc870\uc131\uc774 \ub450 \uac00\uc9c0 AWS \uaddc\uaca9\uc5d0 \ub4f1\ub85d\ub418\uc5b4 \uc788\uc73c\uba70, \uc801\uc6a9\ub418\ub294 \uaddc\uaca9\uc740 \ud569\uae08\uc774 \uc544\ub2c8\ub77c \uacf5\uc815\uc5d0 \ub530\ub77c \uacb0\uc815\ub429\ub2c8\ub2e4:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\ud45c\uc900<\/td><td>\uba85\uce6d<\/td><td>\ud504\ub85c\uc138\uc2a4<\/td><td>\uc77c\ubc18\uc801\uc778 \ud615\ud0dc<\/td><\/tr><tr><td>AWS A5.8 \/ A5.8M<\/td><td>BAlSi-4<\/td><td>\ube0c\ub808\uc774\uc9d5<\/td><td>\ud3ec\uc77c, \uc2a4\ud2b8\ub9bd, \ud504\ub9ac\ud3fc, \ud398\uc774\uc2a4\ud2b8, \ube0c\ub808\uc774\uc9d5 \uc2dc\ud2b8 \uc704\uc758 \ud074\ub798\ub4dc \uce35<\/td><\/tr><tr><td>AWS A5.10 \/ A5.10M<\/td><td>ER4047<\/td><td>GTAW (TIG) \ubc0f GMAW (MIG) \uc6a9\uc811<\/td><td>\uc2a4\ud480 \ub610\ub294 \uc808\ub2e8 \uae38\uc774 \uc640\uc774\uc5b4, \ub85c\ub4dc<\/td><\/tr><tr><td>AMS 4185<\/td><td>\u2014<\/td><td>\ud56d\uacf5\uc6b0\uc8fc\uc6a9 \ucda9\uc804\uc7ac<\/td><td>\uc640\uc774\uc5b4, \ub85c\ub4dc<\/td><\/tr><tr><td>ISO 17672<\/td><td>Al 112<\/td><td>\ube0c\ub808\uc774\uc9d5<\/td><td>\uc0c1\uae30\uc640 \ub3d9\uc77c<\/td><\/tr><tr><td>GB\/T 13815<\/td><td>BAl88Si<\/td><td>\ube0c\ub808\uc774\uc9d5<\/td><td>\uc0c1\uae30\uc640 \ub3d9\uc77c<\/td><\/tr><tr><td>EN<\/td><td>EN AW-4047<\/td><td>\ub450 \ud569\uae08 \ubaa8\ub450<\/td><td>\uc0c1\uae30\uc640 \ub3d9\uc77c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">TIG \uc6a9\uc811\uc6a9\uc73c\ub85c \u201c4047 \uc640\uc774\uc5b4\u201d\ub85c \ud310\ub9e4\ub418\ub294 \ucda9\uc804\uc7ac\uc640 \ub178 \ube0c\ub808\uc774\uc9d5\uc6a9\uc73c\ub85c \u201c4047 \ud3ec\uc77c\u201d\ub85c \ud310\ub9e4\ub418\ub294 \ucda9\uc804\uc7ac\ub294 \ub3d9\uc77c\ud55c \ud569\uae08\uc758 \ub2e4\ub978 \ud615\ud0dc\uc785\ub2c8\ub2e4. \ub2ec\ub77c\uc9c0\ub294 \uac83\uc740 \uacf5\uc815, \uc811\ud569 \uac04\uadf9, \uadf8\ub9ac\uace0 \uc5b4\uc148\ube14\ub9ac\uac00 \ub178\ucd9c\ub418\ub294 \uc628\ub3c4\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-two-processes.webp\" alt=\"4047-\ub450 \uacf5\uc815\" class=\"wp-image-10669\" srcset=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-two-processes.webp 800w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-two-processes-300x225.webp 300w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-two-processes-768x576.webp 768w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-two-processes-16x12.webp 16w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-two-processes-600x450.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uc810\uc744 \ubd84\uba85\ud788 \ubc1d\ud790 \ud544\uc694\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc65c\ub0d0\ud558\uba74 \ubc18\ub300 \uc8fc\uc7a5\uc774 \ub110\ub9ac \ud37c\uc838 \uc788\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4: <strong>4047\uc740 TIG \ubc0f MIG \uc6a9\uc811\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/strong> ER4047\uc740 AWS A5.10\uc5d0 \ub4f1\ub85d\ub41c \ubd84\ub958\uc774\uba70, \uc8fc\uc870 \uc54c\ub8e8\ubbf8\ub284 \uc218\ub9ac, \ubc15\ubcbd 6xxx \uc791\uc5c5, \uc5f4\uad50\ud658\uae30 \ud29c\ube59\uc5d0 \uc77c\ubc18\uc801\uc778 \uc120\ud0dd\uc785\ub2c8\ub2e4. \ubaa8\ub4e0 6xxx \uc6a9\uc811\uc758 \uae30\ubcf8 \ucda9\uc804\uc7ac\ub294 \uc544\ub2c8\uba70 \u2014 \uadf8\uac83\uc740 ER4043\uc785\ub2c8\ub2e4 \u2014 \uadf8\ub7ec\ub098 \u201c4047\uc740 \ube0c\ub808\uc774\uc9d5 \ucda9\uc804\uc7ac\uc774\uba70 \uc6a9\uc811\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc5c6\ub2e4\u201d\ub294 \uac83\uc740 \uc798\ubabb\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud654\ud559 \uc131\ubd84<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Al-Si \uacf5\uc815\uc810 \uadfc\ucc98\uc758 \uaddc\uc18c\uac00 \uc124\uacc4\uc758 \ud575\uc2ec\uc785\ub2c8\ub2e4. \ucca0, \uad6c\ub9ac, \ub9dd\uac04, \ub9c8\uadf8\ub124\uc298, \uc544\uc5f0\uc740 \uc758\ub3c4\uc801 \ucca8\uac00\ubb3c\uc774 \uc544\ub2c8\ub77c \uc0c1\ud55c\uc774 \uc815\ud574\uc9c4 \ubd88\uc21c\ubb3c\uc785\ub2c8\ub2e4:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\uc694\uc18c<\/td><td>\ucf58\ud150\uce20(%)<\/td><td>\uc5ed\ud560<\/td><\/tr><tr><td>\uc2e4\ub9ac\ucf58(Si)<\/td><td>11.0\u201313.0<\/td><td>\uacf5\uc815\uc810 \ud615\uc131 \uc6d0\uc18c \u2014 \uc735\uc810\uacfc \uc720\ub3d9\uc131\uc744 \uacb0\uc815<\/td><\/tr><tr><td>\ucca0(Fe)<\/td><td>\u2264 0.8<\/td><td>\ubd88\uc21c\ubb3c<\/td><\/tr><tr><td>\uad6c\ub9ac(Cu)<\/td><td>\u2264 0.30<\/td><td>\ubd88\uc21c\ubb3c<\/td><\/tr><tr><td>\ub9dd\uac04(Mn)<\/td><td>\u2264 0.15<\/td><td>\ubd88\uc21c\ubb3c<\/td><\/tr><tr><td>\ub9c8\uadf8\ub124\uc298(Mg)<\/td><td>\u2264 0.10<\/td><td>\ubd88\uc21c\ubb3c, \ub178 \ube0c\ub808\uc774\uc9d5\uc744 \uc704\ud574 \ub0ae\uac8c \uc720\uc9c0<\/td><\/tr><tr><td>\uc544\uc5f0(Zn)<\/td><td>\u2264 0.20<\/td><td>\ubd88\uc21c\ubb3c<\/td><\/tr><tr><td>\ubca0\ub9b4\ub968 (Be)<\/td><td>\u2264 0.0003<\/td><td>\uc6a9\uc811 \uc640\uc774\uc5b4 \ubd84\ub958\uc5d0 \uc801\uc6a9\ub418\ub294 \ud55c\uacc4<\/td><\/tr><tr><td>\uae30\ud0c0, \uac01\uac01 \/ \ud569\uacc4<\/td><td>\u2264 0.05 \/ \u2264 0.15<\/td><td>\ubd88\uc21c\ubb3c<\/td><\/tr><tr><td>\uc54c\ub8e8\ubbf8\ub284(Al)<\/td><td>\ub098\uba38\uc9c0<\/td><td>\uae30\uc9c0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9c8\uadf8\ub124\uc298\uc774 0.10%\ub85c \uc81c\ud55c\ub418\ub294 \ub370\ub294 \uc774\uc720\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ub178 \ube0c\ub808\uc774\uc9d5 \ubc0f \uc81c\uc5b4 \ubd84\uc704\uae30 \ube0c\ub808\uc774\uc9d5\uc740 \ucda9\uc804\uc7ac\uac00 \uae68\ub057\ud558\uac8c \uc720\uc9c0\ub418\ub294 \uac83\uc5d0 \uc758\uc874\ud569\ub2c8\ub2e4. \ucda9\uc804\uc7ac \ub0b4 \ub9c8\uadf8\ub124\uc298\uc740 \ud50c\ub7ed\uc2a4 \ubc0f \ubd84\uc704\uae30 \uc81c\uc5b4\ub97c \ubcf5\uc7a1\ud558\uac8c \ub9cc\ub4ed\ub2c8\ub2e4. \uacf5\uae09\uc5c5\uccb4\uac00 \ub354 \ub290\uc2a8\ud55c \ub9c8\uadf8\ub124\uc298 \ud55c\uacc4\ub97c \uac00\uc9c4 \u201c4047\ud615\u201d \ud569\uae08\uc744 \uc81c\uc548\ud560 \ub54c \uc774 \uc0c1\ud55c\uc744 \uc5fc\ub450\uc5d0 \ub450\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4047\uc740 \ube44\uc5f4\ucc98\ub9ac \ud569\uae08\uc785\ub2c8\ub2e4. \ud65c\uc6a9\ud560 \uc218 \uc788\ub294 \uc11d\ucd9c \uacbd\ud654 \ubc18\uc751\uc774 \uc5c6\uc73c\ubbc0\ub85c, \ube0c\ub808\uc774\uc9d5 \ud6c4 \ub610\ub294 \uc6a9\uc811 \ud6c4 \uc2dc\ud6a8 \ucc98\ub9ac\uac00 \uac15\ub3c4\ub97c \ub192\uc774\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uacf5\uc815\uc810 \uadfc\ucc98 \uc870\uc131\uc774 \uc911\uc694\ud55c \uc774\uc720<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc138 \uac00\uc9c0 \ud2b9\uc131\uc774 \uaddc\uc18c \ud568\ub7c9\uc5d0\uc11c \uc9c1\uc811 \ube44\ub86f\ub418\uba70, \uc138 \uac00\uc9c0 \ubaa8\ub450 4047\uc774 \uc874\uc7ac\ud558\ub294 \uc774\uc720\uc785\ub2c8\ub2e4:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc735\uc810 \ubc94\uc704.<\/strong> \uace0\uc0c1\uc120 577 \u00b0C, \uc561\uc0c1\uc120 582 \u00b0C \u2014 \uc57d 5 \u00b0C\uc758 \ubc18\uc6a9\uc735 \uc601\uc5ed. \uacf5\uac1c\ub41c \ub370\uc774\ud130 \uc2dc\ud2b8\ub294 1070\u20131080 \u00b0F (577\u2013582 \u00b0C)\ub97c \uc735\uc810 \ubc94\uc704\ub85c \uc81c\uc2dc\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc751\uace0 \uac70\ub3d9.<\/strong> \ud569\uae08\uc774 \uac70\uc758 \uacf5\uc815 \uc870\uc131\uc5d0 \uc704\uce58\ud558\uae30 \ub54c\ubb38\uc5d0, \uc644\uc804 \uc561\uccb4\uc5d0\uc11c \uc644\uc804 \uace0\uccb4\ub85c \uc218 \ub3c4 \uc774\ub0b4\uc5d0 \uc804\ud658\ub429\ub2c8\ub2e4. \uae34 \ubc18\uc8fd \uc0c1\ud0dc\uac00 \uc5c6\uc73c\uba70, \uc774\uac83\uc774 \uc811\ud569\ubd80\uc758 \uc5f4\uac04 \uade0\uc5f4\uc744 \uc5b5\uc81c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc720\ub3d9\uc131.<\/strong> \uc800\uc735\uc810, \uc800\uc810\ub3c4\uc758 \uc561\uccb4\uac00 \ubaa8\uc138\uad00 \uac04\uadf9\uc73c\ub85c \uc2a4\uba70\ub4e4\uc5b4, \uc5f4\uad50\ud658\uae30\uc5d0\uc11c \uae30\ubc00 \ube0c\ub808\uc774\uc9d5 \uc811\ud569\ubd80\ub97c \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4043 (4.5\u20136.0% Si)\uacfc \ube44\uad50\ud558\uc2ed\uc2dc\uc624. \uace0\uc0c1\uc120\uc740 \ube44\uc2b7\ud55c \ubc94\uc704\uc5d0 \uc788\uc9c0\ub9cc \uc561\uc0c1\uc120\uc774 \ud6e8\uc52c \ub192\uc544 \ub113\uc740 \ubc18\uc8fd \ubc94\uc704\ub97c \ubcf4\uc785\ub2c8\ub2e4. \uc6a9\uc811 \uc640\uc774\uc5b4\ub85c\uc11c\ub294 \ubb38\uc81c\uc5c6\uc2b5\ub2c8\ub2e4. \uc881\uace0 \uae30\ubc00\uc774 \uc694\uad6c\ub418\ub294 \uc811\ud569\ubd80\uc6a9 \ube0c\ub808\uc774\uc9d5 \ucda9\uc804\uc7ac\ub85c\uc11c\ub294 \uadf8\ub807\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4 \u2014 \ucda9\uc804\uc7ac\uac00 \uc881\uc740 \uac04\uadf9\uc5d0 \uae68\ub057\ud558\uac8c \uce68\ud22c\ud558\uae30\uc5d0 \ubc18\uace0\uccb4 \uc0c1\ud0dc\ub85c \ub108\ubb34 \uc624\ub798 \uba38\ubb45\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ube0c\ub808\uc774\uc9d5 \ucda9\uc804\uc7ac\ub85c\uc11c\uc758 4047<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\uac83\uc774 4047\uc758 \uc8fc\uc694 \uc6a9\ub3c4\uc774\uba70 \uac1c\ubc1c\ub41c \uc774\uc720\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uacf5\uc815.<\/strong> \uc81c\uc5b4 \ubd84\uc704\uae30 \ube0c\ub808\uc774\uc9d5 (CAB), \uc9c4\uacf5 \ube0c\ub808\uc774\uc9d5, \ud1a0\uce58 \ube0c\ub808\uc774\uc9d5.<\/li>\n\n\n\n<li><strong>\uc77c\ubc18\uc801\uc778 \ube0c\ub808\uc774\uc9d5 \uc628\ub3c4.<\/strong> \uc57d 580\u2013605 \u00b0C. \uacf5\uac1c\ub41c \ud604\uc7a5 \uc2e4\ubb34\uc5d0\uc11c\ub294 \ud53c\ud06c\ub97c \ud574\ub2f9 \ubc94\uc704\uc5d0 \ub450\uba70, \ubc15\ud310 \ubaa8\uc7ac\ubd80\ub97c \ubcf4\ud638\ud558\uae30 \uc704\ud574 \uc0c1\ud55c\uc740 \ud68c\ud53c\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc870\uc778\ud2b8 \uac2d.<\/strong> \ub300\ub7b5 0.05\u20130.20 mm. \uc774\ubcf4\ub2e4 \uc881\uc73c\uba74 \ubaa8\uc138\uad00 \ud750\ub984\uc774 \uc5ec\uc804\ud788 \uc791\ub3d9\ud558\uace0, \uc774\ubcf4\ub2e4 \ub113\uc73c\uba74 \ucda9\uc804\uc7ac\uac00 \uc751\uace0\ub418\uae30 \uc804\uc5d0 \uc870\uc778\ud2b8 \ubc16\uc73c\ub85c \ubc30\ucd9c\ub420 \ub9cc\ud07c \uc720\ub3d9\uc131\uc774 \ucda9\ubd84\ud558\ub2e4.<\/li>\n\n\n\n<li><strong>\ud615\ud0dc.<\/strong> \ud3ec\uc77c \ubc0f \uc2a4\ud2b8\ub9bd, \ud504\ub9ac\ud3fc \ubc0f \ub9c1, \ud398\uc774\uc2a4\ud2b8, \uadf8\ub9ac\uace0 \ub2e4\uce35 \ube0c\ub808\uc774\uc9d5 \uc2dc\ud2b8\uc758 \ud074\ub798\ub4dc \uce35.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ud45c\uc801\uc778 \ube0c\ub808\uc774\uc9d5 \uc5b4\uc148\ube14\ub9ac: \uc790\ub3d9\ucc28 \ub77c\ub514\uc5d0\uc774\ud130 \ubc0f \ud788\ud130 \ucf54\uc5b4, \ucc28\uc9c0\uc5d0\uc5b4 \ucfe8\ub7ec, HVAC \ucf58\ub374\uc11c \ubc0f \uc99d\ubc1c\uae30 \uc870\uc778\ud2b8, \ub0c9\ub3d9 \ud50c\ub808\uc774\ud2b8 \uc5b4\uc148\ube14\ub9ac, \ud56d\uacf5\uc6b0\uc8fc \uc5f4\uad50\ud658\uae30 \ubc0f \uc5f0\ub8cc\ub0c9\uac01 \uc624\uc77c \ucfe8\ub7ec.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc14\ub85c\uc7a1\uc544\uc57c \ud560 \ud55c \uac00\uc9c0 \uae30\ub300: AWS A5.8\uc740 <em>\ucda9\uc804\uc7ac<\/em> \u2014 \uc989 \uadf8 \ud654\ud559 \uc870\uc131\uacfc \uc6a9\uc735 \uac70\ub3d9\uc744 \ubd84\ub958\ud55c\ub2e4. \ube0c\ub808\uc774\uc9d5 \uc870\uc778\ud2b8 \uac15\ub3c4\ub97c \uc9c0\uc815\ud558\ub294 \uac83\uc774 \uc544\ub2c8\ub2e4. \uc870\uc778\ud2b8 \uac15\ub3c4\ub294 \ubaa8\uc7ac, \uc870\uc778\ud2b8 \uc124\uacc4, \uac2d, \uc5f4 \uc0ac\uc774\ud074\uc5d0\uc11c \ub098\uc628\ub2e4. \ud504\ub85c\uc81d\ud2b8\uc5d0 \uac80\uc99d\ub41c \uc218\uce58\uac00 \ud544\uc694\ud558\ub2e4\uba74, \uadf8\uac83\uc740 \ucda9\uc804\uc7ac \ubd84\ub958\uac00 \uc544\ub2c8\ub77c \uc2e4\uc81c \uc870\uc778\ud2b8\ub97c \uc2dc\ud5d8\ud558\uc5ec \uc5bb\uc5b4\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc6a9\uc811 \uc640\uc774\uc5b4\ub85c\uc11c\uc758 4047 (ER4047)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">AWS A5.10\uc5d0 \ub530\ub77c, \ub3d9\uc77c \ud569\uae08\uc740 GTAW \ubc0f GMAW\uc6a9 ER4047\ub85c \uc6b4\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc774\uac83\uc774 \uc88b\uc740 \uc120\ud0dd\uc778 \uacbd\uc6b0:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A356\uacfc \uac19\uc740 \uc8fc\uc870 \uc54c\ub8e8\ubbf8\ub284 \uc218\ub9ac \ubc0f \uc8fc\uc870 \ud569\uae08 \u2014 \ub192\uc740 \uc2e4\ub9ac\ucf58\uc774 \ubaa8\uc7ac\uc640 \ub9de\uc544 \uae30\uacf5\uc744 \uc904\uc778\ub2e4.<\/li>\n\n\n\n<li>\ubc15\ubcbd \ubc0f \uc5f4\ubbfc\uac10\uc131 \uc5b4\uc148\ube14\ub9ac \u2014 \ub0ae\uc740 \uc561\uc0c1\uc120\uc774 \ubcc0\ud615\uc744 \uc904\uc778\ub2e4.<\/li>\n\n\n\n<li>\uade0\uc5f4 \ubbfc\uac10\uc131\uc774 \uc788\ub294 6xxx \uc870\uc778\ud2b8 \u2014 \uc881\uc740 \uc751\uace0 \ubc94\uc704\uac00 \uc720\ub9ac\ud558\uac8c \uc791\uc6a9\ud55c\ub2e4.<\/li>\n\n\n\n<li>\uc5f4\uad50\ud658\uae30, \ucf58\ub374\uc11c, \uc5d0\uc5b4\ucee8 \ud29c\ube59, \ub77c\ub514\uc5d0\uc774\ud130 \uc791\uc5c5 \u2014 \uc88b\uc740 \ube0c\ub808\uc774\uc9d5 \ucda9\uc804\uc7ac\ub85c \ub9cc\ub4dc\ub294 \ub3d9\uc77c\ud55c \ubaa8\uc138\uad00 \uac70\ub3d9\uc774 \uae34\ubc00\ud55c \ud53c\ud305\uc744 \uc801\uc2dc\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc900\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4043\uc774 \ub354 \uc6b0\uc218\ud55c \uacbd\uc6b0:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc544\ub178\ub2e4\uc774\uc9d5 \ud6c4 \uc0c9\uc0c1 \ub9e4\uce6d\uc774 \ud544\uc694\ud55c \ubaa8\ub4e0 \uc870\uc778\ud2b8. \uace0\uc2e4\ub9ac\ucf58 \uc6a9\uc811 \uae08\uc18d\uc740 \uc544\ub178\ub2e4\uc774\uc9d5 \uc2dc \ubaa8\uc7ac\uc640 \ub9de\uc9c0 \uc54a\ub294 \ud68c\ud751\uc0c9\uc774 \ub41c\ub2e4; 4043\uc740 \ud6e8\uc52c \ub354 \uac00\uae4c\uc6b4 \ub9e4\uce6d\uc744 \uc81c\uacf5\ud55c\ub2e4.<\/li>\n\n\n\n<li>\uade0\uc5f4 \ubbfc\uac10\uc131\uc774 \uc8fc\uc694 \uad00\uc2ec\uc0ac\uac00 \uc544\ub2cc \ubc94\uc6a9 6xxx \uc6a9\uc811. ER4043\uc740 \ub300\ubd80\ubd84\uc758 \ud604\uc7a5\uc5d0\uc11c 6061\uc758 \uae30\ubcf8 \ucda9\uc804\uc7ac\uc774\uba70, \uc77c\ubc18\uc801\uc73c\ub85c \ub354 \uc800\ub834\ud558\uace0 \ub354 \ub110\ub9ac \uc7ac\uace0\uac00 \uc788\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub458 \ub2e4 \uc801\ud569\ud558\uc9c0 \uc54a\uc740 \uacbd\uc6b0:<\/strong> 5xxx \ubaa8\uc7ac\uc758 \uc6a9\uc811. \uadf8\uacf3\uc5d0\ub294 5356\uc744 \uc0ac\uc6a9\ud558\ub77c (\uc544\ub798 \ube44\uad50 \ucc38\uc870).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ubaa8\uc7ac \uace0\uc0c1\uc120 \uaddc\uce59<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\uac83\uc740 \ub300\ubd80\ubd84\uc758 4047 \uc791\uc5c5\uc744 \uacb0\uc815\ud558\ub294 \uc810\uac80\uc774\uba70, \uac00\uc7a5 \uc790\uc8fc \uc0dd\ub7b5\ub418\ub294 \uac83\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ube0c\ub808\uc774\uc9d5 \ucda9\uc804\uc7ac\ub294 \ubaa8\uc7ac\uac00 \uc5ec\uc804\ud788 \uc644\uc804\ud788 \uace0\uccb4\uc778 \ub3d9\uc548 \uc644\uc804\ud788 \uc561\uccb4\uc5ec\uc57c \ud55c\ub2e4. \uc989, \ubaa8\uc7ac\uc758 <strong>\uace0\uc0c1\uc120<\/strong> \uc740 \ucda9\uc804\uc7ac\uc758 <strong>\uc561\uc0c1\uc120<\/strong> (4047\uc758 \uacbd\uc6b0 582 \u00b0C)\ubcf4\ub2e4 \uc791\uc5c5 \uc5ec\uc720\ub97c \ub450\uace0 \uc704\uc5d0 \uc788\uc5b4\uc57c \ud558\uba70, \ub2e8\uc9c0 \uba87 \ub3c4 \uc704\uac00 \uc544\ub2c8\uc5b4\uc57c \ud55c\ub2e4. \uc2e4\uc81c\ub85c\ub294 \ucd5c\uc18c 25\u201330 \u00b0C\uc758 \uc5ec\uc720\ub97c \ubaa9\ud45c\ub85c \ud558\ub77c.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\ube44\uadc0\uae08\uc18d<\/td><td>\uace0\uc0c1\uc120 (\u00b0C, \uc77c\ubc18 \uacf5\ud45c\uac12)<\/td><td>4047\ub85c \ube0c\ub808\uc774\uc9d5<\/td><\/tr><tr><td>1100<\/td><td>~646<\/td><td>\ucda9\ubd84\ud55c \uc5ec\uc720<\/td><\/tr><tr><td>3003<\/td><td>~643<\/td><td>\ucda9\ubd84\ud55c \uc5ec\uc720 \u2014 \ud45c\uc900 CAB \ucf54\uc5b4 \ud569\uae08<\/td><\/tr><tr><td>6063<\/td><td>~615<\/td><td>\uc791\uc5c5 \uac00\ub2a5\ud558\uc9c0\ub9cc \ucc3d\uc774 \uc881\uc74c<\/td><\/tr><tr><td>6061<\/td><td>~582<\/td><td><strong>\uc5ec\uc720 \uc5c6\uc74c \u2014 \ube0c\ub808\uc774\uc9d5\ud558\uc9c0 \ub9d0 \uac83<\/strong><\/td><\/tr><tr><td>7075<\/td><td>~477<\/td><td><strong>\ucda9\uc804\uc7ac\uac00 \ubaa8\uc7ac\ubcf4\ub2e4 \ub098\uc911\uc5d0 \uc6a9\uc735\ub428<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">6061 \ud589\uc774 \uc0ac\ub78c\ub4e4\uc744 \uac78\ub9ac\ub294 \ubd80\ubd84\uc774\ub2e4. 6061\uc740 \uc77c\uc0c1\uc801\uc73c\ub85c \ube0c\ub808\uc774\uc9d5 \uac00\ub2a5\ud55c \ubaa8\uc7ac \ud569\uae08\uc73c\ub85c \uae30\uc7ac\ub418\uc9c0\ub9cc, \uadf8 \uace0\uc0c1\uc120\uc740 582 \u00b0C\ub85c 4047\uc758 \uc561\uc0c1\uc120\uacfc \uac19\uc740 \uc628\ub3c4\ub2e4. \uacf5\uc815 \ucc3d\uc774 \uc5c6\ub2e4. \ud50c\ub7ed\uc2a4 \ubc0f \ubd84\uc704\uae30 \uc81c\uc5b4\ub97c \ubcf5\uc7a1\ud558\uac8c \ub9cc\ub4dc\ub294 6061\uc758 \ub9c8\uadf8\ub124\uc298 \ud568\ub7c9\uc744 \ub354\ud558\uba74, 6061\uc758 \ub178 \ube0c\ub808\uc774\uc9d5\uc740 \ube44\uc2e4\uc6a9\uc801\uc774 \ub41c\ub2e4. \ubd80\ud488\uc774 6061\uc774\uace0 \uc811\ud569\uc774 \ud544\uc694\ud558\ub2e4\uba74, \ube0c\ub808\uc774\uc9d5 \ub300\uc2e0 4043 \ub610\ub294 5356\uc73c\ub85c \uc6a9\uc811\uc744 \uc9c0\uc815\ud558\ub77c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc704\uc758 \uace0\uc0c1\uc120 \uc218\uce58\ub294 \uc77c\ubc18 \uacf5\ud45c\uac12\uc774\ub2e4. \ub178 \uc0ac\uc774\ud074\uc744 \uc124\uc815\ud558\uae30 \uc804\uc5d0 \ube0c\ub808\uc774\uc9d5\ud560 \ub85c\ud2b8\uc758 \uc2e4\uc81c \uc218\uce58\ub97c \ubaa8\uc7ac\uc758 \ubc00 \uc778\uc99d\uc11c\uc5d0\uc11c \ud655\uc778\ud558\ub77c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4047 vs 4043 vs 5356<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-filler.webp\" alt=\"4047-\ud544\ub7ec\" class=\"wp-image-10672\" srcset=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-filler.webp 800w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-filler-300x225.webp 300w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-filler-768x576.webp 768w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-filler-16x12.webp 16w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-filler-600x450.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\ud544\ub7ec<\/td><td>\uc2e4\ub9ac\ucf58 \/ \ud569\uae08 \uc6d0\uc18c<\/td><td>\uc6a9\uc735 \uac70\ub3d9<\/td><td>\uc120\ud0dd \uae30\uc900<\/td><td>\ud68c\ud53c \uae30\uc900<\/td><\/tr><tr><td><strong><a href=\"https:\/\/premiumalu.com\/ko\/%ec%a0%9c%ed%92%88\/4047-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ed%95%a9%ea%b8%88\/\" data-type=\"product\" data-id=\"8301\">4047<\/a><\/strong><\/td><td>11\u201313% Si<\/td><td>577\u2013582 \u00b0C, \uc57d 5 \u00b0C \uba38\uc2dc \uc874<\/td><td>\uae34\ubc00 \uac2d \ube0c\ub808\uc774\uc9d5, \uae30\ubc00 \uc5f4\uad50\ud658\uae30, \uc8fc\uc870 \uc54c\ub8e8\ubbf8\ub284, \ubc15\ubcbd 6xxx<\/td><td>\uc544\ub178\ub2e4\uc774\uc9d5 \ubc0f \uc0c9\uc0c1 \ub9e4\uce6d \uc6a9\uc811; \ub113\uc740 \uc870\uc778\ud2b8 \uac2d<\/td><\/tr><tr><td><strong><a href=\"https:\/\/premiumalu.com\/ko\/%ec%a0%9c%ed%92%88\/4043-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ed%95%a9%ea%b8%88\/\" data-type=\"product\" data-id=\"8585\">4043<\/a><\/strong><\/td><td>4.5\u20136.0% Si<\/td><td>\ub300\ub7b5 573\u2013630 \u00b0C, \ub113\uc740 \ud398\uc774\uc2a4\ud2b8 \ubc94\uc704<\/td><td>\ubc94\uc6a9 6xxx \uc6a9\uc811, \uc544\ub178\ub2e4\uc774\uc9d5\ub420 \uc6a9\uc811\ubd80<\/td><td>\uae34\ubc00 \ubaa8\uc138\uad00 \ube0c\ub808\uc774\uc9d5 \u2014 \uac2d\uc744 \ud1b5\uacfc\ud558\uae30\uc5d0 \ub108\ubb34 \ub454\ud568<\/td><\/tr><tr><td><strong><a href=\"https:\/\/premiumalu.com\/ko\/%ec%a0%9c%ed%92%88\/5356-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ed%95%a9%ea%b8%88\/\" data-type=\"product\" data-id=\"8837\">5356<\/a><\/strong><\/td><td>4.5\u20135.5% Mg<\/td><td>\ub354 \ub192\uc740 \uc735\uc810, \ubaa8\uc138\uad00 \ud604\uc0c1 \uc5c6\uc74c<\/td><td>5xxx \ubaa8\uc7ac \uc6a9\uc811; \ud574\uc591 \ud658\uacbd \uc0ac\uc6a9<\/td><td>\ube0c\ub808\uc774\uc9d5 \u2014 \uc774\uac83\uc740 \uc6a9\uc811 \ud544\ub7ec\uc774\uc9c0 \ube0c\ub808\uc774\uc9d5 \ud544\ub7ec\uac00 \uc544\ub2d8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uac04\ub2e8\ud788 \ub9d0\ud558\uba74: 4047\uacfc 4043\uc740 \uc11c\ub85c \uacbd\uc7c1\ud558\uace0; 5356\uc740 \ub2e4\ub978 \uc6a9\ub3c4\uc784. \ucc38\uc870: <a href=\"https:\/\/premiumalu.com\/ko\/4043-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%eb%a7%88%ec%8a%a4%ed%84%b0%eb%a5%bc-%ec%9c%84%ed%95%9c-%ec%a0%84%eb%ac%b8%ea%b0%80-%ed%8c%81\/\">4043 \uc54c\ub8e8\ubbf8\ub284 \uac00\uc774\ub4dc<\/a> \uc2e4\ub9ac\ucf58 \ud544\ub7ec \uce21\uba74\uacfc <a href=\"https:\/\/premiumalu.com\/ko\/5356-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ec%82%ac%ec%96%91%ec%97%90-%eb%8c%80%ed%95%9c-%ea%b6%81%ea%b7%b9%ec%9d%98-%ea%b0%80%ec%9d%b4%eb%93%9c\/\">5356 \uc54c\ub8e8\ubbf8\ub284 \uac00\uc774\ub4dc<\/a> \ub9c8\uadf8\ub124\uc298 \ud544\ub7ec \uce21\uba74.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Go \/ No-Go<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc0ac\uc6a9 \uac00\ub2a5 \u2014 4047 \uc0ac\uc6a9 \uc870\uac74:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uae30\ubc00\uc131\uc774 \uc694\uad6c\ub418\ub294 \uc881\uc740 \uac04\uaca9 \ube0c\ub808\uc774\uc9d5: \ub77c\ub514\uc5d0\uc774\ud130 \ucf54\uc5b4, \ucf58\ub374\uc11c, \uc99d\ubc1c\uae30, \uc778\ud130\ucfe8\ub7ec, \ud50c\ub808\uc774\ud2b8 \uc5f4\uad50\ud658\uae30.<\/li>\n\n\n\n<li>CAB \ub610\ub294 \uc9c4\uacf5 \ube0c\ub808\uc774\uc9d5, \ub610\ub294 \ud1a0\uce58 \ube0c\ub808\uc774\uc9d5\uc73c\ub85c, \uace0\uc0c1\uc120\uc774 582 \u00b0C\ub97c \uc2e4\uc9c8\uc801\uc73c\ub85c \ucd08\uacfc\ud558\ub294 \ubaa8\uc7ac \u2014 1xxx\uc640 3xxx\uac00 \uc548\uc804\ud55c \uacc4\uc5f4\uc784.<\/li>\n\n\n\n<li>\uc8fc\uc870 \uc54c\ub8e8\ubbf8\ub284, \ubc15\ubcbd 6xxx, \ub610\ub294 ER4043\uc774 \ubb38\uc81c\ub97c \uc77c\uc73c\ud0a8 \uade0\uc5f4 \ubbfc\uac10 \uc811\ud569\ubd80\uc758 \uc6a9\uc811.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>No-Go \u2014 \ub2e4\ub978 \uac83\uc744 \uc120\ud0dd\ud574\uc57c \ud558\ub294 \uacbd\uc6b0:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc811\ud569\ubd80\uac00 \uc544\ub178\ub2e4\uc774\uc9d5 \ucc98\ub9ac\ub418\uace0 \ubaa8\uc7ac \uc0c9\uc0c1\uacfc \uc77c\uce58\ud574\uc57c \ud568. 4043 \uc0ac\uc6a9.<\/li>\n\n\n\n<li>\ubaa8\uc7ac\uac00 6061 \ub610\ub294 7xxx \uacc4\uc5f4\uc774\uace0 \uacf5\uc815\uc774 \ube0c\ub808\uc774\uc9d5\uc778 \uacbd\uc6b0. \uace0\uc0c1\uc120 \uc5ec\uc720\uac00 \uc5c6\uc74c. \ub300\uc2e0 \uc6a9\uc811\ud560 \uac83 \u2014 6xxx\uc5d0\ub294 4043, 5xxx\uc5d0\ub294 5356 \uc0ac\uc6a9.<\/li>\n\n\n\n<li>\uc811\ud569 \uac04\uaca9\uc774 \uc57d 0.2 mm\ub97c \ucd08\uacfc\ud568. \ud544\ub7ec\uac00 \uc751\uace0\ub418\uae30 \uc804\uc5d0 \ud758\ub7ec\ub098\uac10 \u2014 4043 \ub610\ub294 \uc811\ud569\ubd80\uc5d0 \ub9de\uac8c \ubbf8\ub9ac \ubc30\uce58\ub41c \ud504\ub9ac\ud3fc \uc0ac\uc6a9.<\/li>\n\n\n\n<li>\ubaa8\uc7ac\uac00 5xxx\uc774\uace0 \uacf5\uc815\uc774 \uc6a9\uc811\uc778 \uacbd\uc6b0. 5356 \uc0ac\uc6a9.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-applications.webp\" alt=\"4047-\uc751\uc6a9 \ubd84\uc57c\" class=\"wp-image-10673\" srcset=\"https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-applications.webp 800w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-applications-300x225.webp 300w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-applications-768x576.webp 768w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-applications-16x12.webp 16w, https:\/\/premiumalu.com\/wp-content\/uploads\/2026\/10\/4047-applications-600x450.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc790\ub3d9\ucc28<\/strong> \u2014 \ub77c\ub514\uc5d0\uc774\ud130 \ubc0f \ud788\ud130 \ucf54\uc5b4, \ucc28\uc9c0\uc5d0\uc5b4 \ucfe8\ub7ec, \uc5d0\uc5b4\ucee8 \ucf58\ub374\uc11c \ubc0f \uc99d\ubc1c\uae30<\/li>\n\n\n\n<li><strong>HVAC<\/strong> \u2014 \uc54c\ub8e8\ubbf8\ub284 \uc5f4\uad50\ud658\uae30 \ucf54\uc77c, \ub0c9\ub9e4 \ud68c\ub85c \uc811\ud569\ubd80<\/li>\n\n\n\n<li><strong>\ub0c9\ub3d9<\/strong> \u2014 \uc99d\ubc1c\uae30 \ubc0f \uc751\ucd95\uae30 \ud50c\ub808\uc774\ud2b8 \uc5b4\uc148\ube14\ub9ac<\/li>\n\n\n\n<li><strong>\ud56d\uacf5\uc6b0\uc8fc<\/strong> \u2014 \uc54c\ub8e8\ubbf8\ub284 \uc5f4\uad50\ud658\uae30, \uc5f0\ub8cc\ub0c9\uac01 \uc624\uc77c \ucfe8\ub7ec, \ud658\uacbd \uc81c\uc5b4 \uc2dc\uc2a4\ud15c \uc5f4\uad50\ud658\uae30<\/li>\n\n\n\n<li><strong>\uc8fc\uc870 \uc54c\ub8e8\ubbf8\ub284 \uc218\ub9ac<\/strong> \u2014 \uc8fc\uc870\ud488 \ubc0f \ud558\uc6b0\uc9d5, ER4047\uc744 \uc6a9\uc811 \uc640\uc774\uc5b4\ub85c \uc0ac\uc6a9<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\uacb0\ub860<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">4047\uc740 \ub450 \uac00\uc9c0 \ud45c\uc900\uc744 \ub3d9\uc2dc\uc5d0 \ucda9\uc871\ud568: \ube0c\ub808\uc774\uc9d5\uc6a9 AWS A5.8 BAlSi-4\uc640 TIG \ubc0f MIG \uc6a9\uc811\uc6a9 AWS A5.10 ER4047. \uc811\ud569\ubd80\uac00 \uc881\uac70\ub098, \uae30\ubc00\uc774 \ud544\uc694\ud558\uac70\ub098, \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud558\uae30 \uc26c\uc6b4 \uacbd\uc6b0\uc5d0 \uc120\ud0dd\ud558\uace0, \uc6a9\uc811\ubd80\ub97c \uc544\ub178\ub2e4\uc774\uc9d5 \ucc98\ub9ac\ud558\uc5ec \uc0c9\uc0c1\uc744 \ub9de\ucdb0\uc57c \ud560 \ub54c\ub294 4043\uc744, \ubaa8\uc7ac\uac00 5xxx\uc77c \ub54c\ub294 5356\uc744 \uc120\ud0dd\ud560 \uac83. hard limit\uc740 \ubaa8\uc7ac \uace0\uc0c1\uc120\uc784 \u2014 582 \u00b0C\ub97c \uc2e4\uc9c8\uc801\uc73c\ub85c \ucd08\uacfc\ud558\uc9c0 \ubabb\ud558\uba74 \ube0c\ub808\uc774\uc9d5\uc740 \ubd88\uac00\ud558\uba70 \uc811\ud569\ubd80\ub97c \uc6a9\uc811\ud574\uc57c \ud568.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2f9\uc0ac\ub294 \uacf5\uae09\ud568 <a href=\"https:\/\/premiumalu.com\/ko\/%ec%a0%9c%ed%92%88\/4047-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ed%95%a9%ea%b8%88\/\">4047 \ube0c\ub808\uc774\uc9d5 \ubc0f \uc6a9\uc811 \uc640\uc774\uc5b4<\/a>, \ubd09, \ud3ec\uc77c\uc744 \uacf5\uae09\ud558\uba70, \uace0\uac1d \uc0ac\uc591\uc5d0 \ub9de\ucd98 \ub9de\ucda4 \uc9c1\uacbd \ubc0f \ucf54\uc77c \uc911\ub7c9\uc73c\ub85c \uc0dd\uc0b0\ud568. \ubaa8\ub4e0 \uc8fc\ubb38\uc5d0\ub294 MTC\uac00 \ub3d9\ubd09\ub418\uba70, \ub9de\ucda4 \ub0a9\uae30\ub294 10\u201360\uc77c \uc18c\uc694\ub428.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud544\ub7ec \ud615\ud0dc, \uc9c1\uacbd, \ubaa8\uc7ac\ub97c \ubcf4\ub0b4\uc8fc\uc2dc\uba74 \uc7ac\uace0 \uac00\uc6a9\uc131 \ub610\ub294 \ub9de\ucda4 \uc0dd\uc0b0 \uc77c\uc815\uc744 \ud655\uc778\ud574 \ub4dc\ub9ac\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4047\uc744 \ud504\ub9ac\ud3fc, \ub9c1 \ub610\ub294 \ud2b9\uc815 \uc640\uc774\uc5b4 \uc9c1\uacbd\uc73c\ub85c \uacf5\uae09\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub124. 4047\uc740 \uc640\uc774\uc5b4, \ubd09, \ud3ec\uc77c, \uc2a4\ud2b8\ub9bd\uc73c\ub85c \uacf5\uae09\ub418\uba70, \ud504\ub9ac\ud3fc \ud615\uc0c1\uc740 \uc811\ud569\ubd80 \ud615\uc0c1\uc5d0 \ub9de\uac8c \uc81c\uc791\ub428. \ud615\ud0dc, \uc9c1\uacbd \ub610\ub294 \ub450\uaed8, \ucf54\uc77c \ub610\ub294 \uac1c\ub2f9 \uc911\ub7c9\uc744 \uc54c\ub824\uc8fc\uc2dc\uba74 \uce74\ud0c8\ub85c\uadf8 \uaddc\uaca9\uc774 \uc544\ub2cc \ud574\ub2f9 \uc0ac\uc591\uc5d0 \ub530\ub77c \uacac\uc801\uc774 \uc0b0\ucd9c\ub428.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4047 \ud544\ub7ec\uc758 \ub0a9\uae30\uc640 \ucd5c\uc18c \uc8fc\ubb38 \uc218\ub7c9\uc740 \uc5b4\ub5bb\uac8c \ub429\ub2c8\uae4c?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ube44\uc7ac\uace0 \uaddc\uaca9\uc5d0 \ub300\ud574\uc11c\ub294 \uc18c\ub7c9 MOQ \uc0dd\uc0b0\uc774 \uc9c0\uc6d0\ub418\uba70, \uc77c\ubc18\uc801\uc778 \ub9de\ucda4 \ub0a9\uae30\ub294 10\u201360\uc77c\uc784. \ud45c\uc900 \uc640\uc774\uc5b4 \uc9c1\uacbd\uc740 \ubcf4\ud1b5 \uc7ac\uace0\uc5d0\uc11c \uacf5\uae09 \uac00\ub2a5\ud558\uba70, \ud3ec\uc77c \ub450\uaed8\uc640 \ud504\ub9ac\ud3fc \ud615\uc0c1\uc740 \uc8fc\ubb38 \uc81c\uc791\ub428.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4047\ub85c 6061\uc744 \ube0c\ub808\uc774\uc9d5\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub2c8\uc694. 4047\uc758 \uc561\uc0c1\uc120\uacfc 6061\uc758 \uace0\uc0c1\uc120\uc740 \ud574\ub2f9 \ud45c\uc900\uc5d0\uc11c \ub3d9\uc77c\ud55c 582 \u00b0C\uc5d0\uc11c \ub9cc\ub0a8. 6061\uc774 \uace0\uccb4\ub97c \uc720\uc9c0\ud558\uba74\uc11c \ud544\ub7ec\uac00 \uc720\ub3d9\ud558\ub294 \uc628\ub3c4\uac00 \uc874\uc7ac\ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c, 6061\uc740 \ub300\uc2e0 4043\uc73c\ub85c \uc6a9\uc811\ud558\uac70\ub098, \ube0c\ub808\uc774\uc9d5\uc774 \ud655\uc815\ub41c \uacbd\uc6b0 1xxx \ub610\ub294 3xxx \ubaa8\uc7ac\ub85c \uc804\ud658\ud560 \uac83.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4047 \uc8fc\ubb38 \uc2dc \uc5b4\ub5a4 \uc11c\ub958\uac00 \uc81c\uacf5\ub429\ub2c8\uae4c?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud574\ub2f9 \ub85c\ud2b8\uc758 \ud654\ud559 \uc131\ubd84 \ubc0f \uae30\uacc4\uc801 \uacb0\uacfc\ub97c \ud3ec\ud568\ud55c \ubc00 \ud14c\uc2a4\ud2b8 \uc778\uc99d\uc11c(MTC). \uace0\uac1d\uc758 \uacf5\uc815 \uc778\uc99d\uc5d0 \ub3c5\ub9bd\uc801 \uc99d\uac70\uac00 \ud544\uc694\ud55c \uacbd\uc6b0, SGS \ud654\ud559 \ubc0f \uae30\uacc4 \ubcf4\uace0\uc11c\ub97c \ucd94\uac00 \ube44\uc6a9\uc73c\ub85c \uc694\uccad \uc2dc \uc81c\uacf5 \uac00\ub2a5.<\/p>","protected":false},"excerpt":{"rendered":"<p>4047 is an aluminum-silicon filler alloy carrying 11\u201313% silicon. It is not a structural wrought grade \u2014 you do not build a frame out of it. You buy it to join other aluminum parts, and it does that job in two different processes under two different standards. 4047 is specified in two roles under two [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10668,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"1. 4047 Aluminum: Brazing Filler and Welding Wire","_seopress_titles_desc":"4047 aluminum holds two standards at once: AWS A5.8 brazing filler and AWS A5.10 welding wire. See the base metal solidus rule that decides where it works.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","footnotes":""},"categories":[185],"tags":[],"class_list":["post-8629","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-4000-series-aluminum"],"_links":{"self":[{"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/posts\/8629","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/comments?post=8629"}],"version-history":[{"count":3,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/posts\/8629\/revisions"}],"predecessor-version":[{"id":10674,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/posts\/8629\/revisions\/10674"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/media\/10668"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/media?parent=8629"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/categories?post=8629"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/tags?post=8629"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}