{"id":8804,"date":"2025-06-15T02:00:13","date_gmt":"2025-06-15T02:00:13","guid":{"rendered":"https:\/\/premiumalu.com\/discover-7003-aluminum-key-facts-you-need-to-know\/"},"modified":"2026-07-27T12:39:23","modified_gmt":"2026-07-27T12:39:23","slug":"%ec%95%8c%ec%95%84%ec%95%bc-%ed%95%a0-7003-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ec%a3%bc%ec%9a%94-%ec%82%ac%ec%8b%a4-%ec%95%8c%ec%95%84%eb%b3%b4%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/ko\/discover-7003-aluminum-key-facts-you-need-to-know\/","title":{"rendered":"7003 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08: \ud2b9\uc131, \ud15c\ud37c \ubc0f \uc801\uc6a9 \ubd84\uc57c"},"content":{"rendered":"<h2>\uc18c\uac1c<\/h2>\n<p>7003\uc740 \uc544\uc5f0\uacfc \ub9c8\uadf8\ub124\uc298\uc744 \uae30\ubc18\uc73c\ub85c \ud55c 7000\uacc4\uc5f4 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08\uc73c\ub85c, \uc18c\ub7c9\uc758 \uc9c0\ub974\ucf54\ub284\uc774 \ucca8\uac00\ub418\uc5b4 \uc555\ucd9c\uc7ac\uc758 \uacb0\uc815\ub9bd \uad6c\uc870\ub97c \ubbf8\uc138\ud654\ud569\ub2c8\ub2e4. \uc774 \ud569\uae08\uc740 <a href=\"https:\/\/premiumalu.com\/ko\/%eb%a7%88%ec%8a%a4%ed%84%b0%eb%a7%81-7005-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ed%95%a9%ea%b8%88-%ec%a2%85%ed%95%a9-%ea%b0%80%ec%9d%b4%eb%93%9c\/\">7005 \uc54c\ub8e8\ubbf8\ub284<\/a> \uacfc \uc720\uc0ac\ud558\uc9c0\ub9cc \ucd5c\uace0 \uac15\ub3c4\ubcf4\ub2e4\ub294 \uc6b0\uc218\ud55c \uc555\ucd9c\uc131\uc744 \uc9c0\ud5a5\ud569\ub2c8\ub2e4. \ud575\uc2ec \uc9c8\ubb38\uc740 \uc774 \ud569\uae08\uc758 \ube44\uac15\ub3c4\uc640 \uc911\uac04 \uc218\uc900\uc758 \ub0b4\uc2dd\uc131\uc774 \uc6a9\uc811 \ub610\ub294 \uc555\ucd9c \uad6c\uc870 \ubd80\ud488\uc5d0 6061\uacfc \uac19\uc740 6000\uacc4\uc5f4 \ud569\uae08\ubcf4\ub2e4 \ub354 \uc801\ud569\ud55c\uc9c0 \uc5ec\ubd80\uc785\ub2c8\ub2e4. <a href=\"https:\/\/premiumalu.com\/ko\/6061-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84%ec%97%90-%eb%8c%80%ed%95%9c-%ec%99%84%eb%b2%bd%ed%95%9c-%ea%b0%80%ec%9d%b4%eb%93%9c\/\">6061 \uc54c\ub8e8\ubbf8\ub284<\/a>.<\/p>\n<h2>7003 \uc54c\ub8e8\ubbf8\ub284\uc774\ub780?<\/h2>\n<p>7003\uc740 7xxx \uacc4\uc5f4\uc5d0 \uc18d\ud558\uba70, \uc544\uc5f0\uc774 \uc8fc\uc694 \ud569\uae08 \uc6d0\uc18c\uc774\uace0 \ub9c8\uadf8\ub124\uc298\uc774 MgZn2 \uac15\ud654\uc0c1\uc744 \ud615\uc131\ud569\ub2c8\ub2e4. \uc9c0\ub974\ucf54\ub284(\uc57d 0.10~0.20%)\uc740 \uacb0\uc815\ub9bd \ubbf8\uc138\ud654\uc81c\ub85c \uc791\uc6a9\ud558\uc5ec \uc555\ucd9c \ub2e8\uba74\uc758 \uac15\ub3c4\ub97c \uc720\uc9c0\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc90d\ub2c8\ub2e4. \ub300\ud45c \uc870\uc131: Zn 3.5~4.5%, Mg 0.8~1.2%, Zr 0.08~0.20%, \uc794\uc5ec\ubd80 \uc54c\ub8e8\ubbf8\ub284. \ubc00\ub3c4\ub294 \uc57d 2.78 g\/cm\u00b3\uc785\ub2c8\ub2e4.<\/p>\n<h2>\ud15c\ud37c(Temper)\ubcc4 \ub300\ud45c \ud2b9\uc131<\/h2>\n<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th>\uc131\uc9c8<\/th>\n<th>\uadf9\ud55c \uc778\uc7a5 \uac15\ub3c4 (MPa)<\/th>\n<th>\ud56d\ubcf5 \uac15\ub3c4 (MPa)<\/th>\n<th>\uc5f0\uc2e0\uc728 (%)<\/th>\n<th>\ube44\uace0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>T5<\/td>\n<td>~315<\/td>\n<td>~260<\/td>\n<td>~10<\/td>\n<td>\uc555\ucd9c \ud6c4 \uc778\uacf5\uc2dc\ud6a8 \ucc98\ub9ac(\uac00\uc7a5 \uc77c\ubc18\uc801)<\/td>\n<\/tr>\n<tr>\n<td>T6<\/td>\n<td>~340<\/td>\n<td>~285<\/td>\n<td>~9<\/td>\n<td>\uc6a9\uccb4\ud654 \ucc98\ub9ac \ud6c4 \uc2dc\ud6a8 \ucc98\ub9ac<\/td>\n<\/tr>\n<tr>\n<td>T651<\/td>\n<td>~348<\/td>\n<td>~290<\/td>\n<td>~9<\/td>\n<td>\uc2dc\ud6a8 \ucc98\ub9ac \ud6c4 \uc751\ub825 \uc81c\uac70<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\uc218\uce58\ub294 \ub300\ud45c\uc801\uc778 \uc77c\ubc18\uac12\uc774\uba70, \ud2b9\uc815 \ub85c\ud2b8\uc5d0 \ub300\ud574\uc11c\ub294 \ubc00 \ud14c\uc2a4\ud2b8 \uc778\uc99d\uc11c(Mill Test Certificate)\ub85c \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n<h2>7003 vs 6061, 7005, 7075<\/h2>\n<div class=\"table-responsive\">\n<table>\n<thead>\n<tr>\n<th>\ud569\uae08<\/th>\n<th>\uc2dc\ub9ac\uc988<\/th>\n<th>\uc8fc\uc694 \uc6d0\uc18c<\/th>\n<th>\ud56d\ubcf5 \uac15\ub3c4 (MPa)<\/th>\n<th>\uc6a9\uc811\uc131<\/th>\n<th>\ub0b4\uc2dd\uc131<\/th>\n<th>\ucd5c\uc801 \uc801\uc6a9 \ubd84\uc57c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><a href=\"https:\/\/premiumalu.com\/ko\/6061-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84%ec%97%90-%eb%8c%80%ed%95%9c-%ec%99%84%eb%b2%bd%ed%95%9c-%ea%b0%80%ec%9d%b4%eb%93%9c\/\">6061-T6<\/a><\/td>\n<td>6xxx<\/td>\n<td>Mg, Si<\/td>\n<td>~276<\/td>\n<td>\uc6b0\uc218<\/td>\n<td>Good<\/td>\n<td>\uc77c\ubc18 \uad6c\uc870\uc6a9, \uc6a9\uc811 \uad6c\uc870\ubb3c<\/td>\n<\/tr>\n<tr>\n<td>7003-T5<\/td>\n<td>7xxx<\/td>\n<td>Zn, Mg, Zr<\/td>\n<td>~260<\/td>\n<td>\ubcf4\ud1b5(\uc6a9\uc811 \ud6c4 \uc2dc\ud6a8 \ucc98\ub9ac)<\/td>\n<td>\ubcf4\ud1b5<\/td>\n<td>\uc555\ucd9c \uacbd\ub7c9 \uad6c\uc870\ubb3c<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/premiumalu.com\/ko\/%eb%a7%88%ec%8a%a4%ed%84%b0%eb%a7%81-7005-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ed%95%a9%ea%b8%88-%ec%a2%85%ed%95%a9-%ea%b0%80%ec%9d%b4%eb%93%9c\/\">7005-T5<\/a><\/td>\n<td>7xxx<\/td>\n<td>Zn, Mg, Mn<\/td>\n<td>~290<\/td>\n<td>\uc6b0\uc218<\/td>\n<td>\uc911\uac04~\uc591\ud638<\/td>\n<td>\uc6a9\uc811 \uace0\uac15\ub3c4 \ud504\ub808\uc784<\/td>\n<\/tr>\n<tr>\n<td>7075-T6<\/td>\n<td>7xxx<\/td>\n<td>Zn, Mg, Cu<\/td>\n<td>~503<\/td>\n<td>Poor<\/td>\n<td>\uc81c\ud55c\uc801<\/td>\n<td>\ud56d\uacf5\uc6b0\uc8fc, \ucd5c\ub300 \ud53c\ud06c \uac15\ub3c4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2>\uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/h2>\n<ul>\n<li>\uc790\ub3d9\ucc28 \ucc28\uccb4 \uad6c\uc870\ubb3c \ubc0f \ucda9\ub3cc \ubd80\ud488(\ubc94\ud37c \ube54, \ud06c\ub798\uc2dc \ub808\uc77c)<\/li>\n<li>\uc790\uc804\uac70 \ud504\ub808\uc784 \ubc0f \uc2a4\ud3ec\uce20 \uc6a9\ud488<\/li>\n<li>\ucca0\ub3c4 \ucc28\ub7c9 \ucc28\uccb4 \uc555\ucd9c\uc7ac<\/li>\n<li>\ucd5c\uace0 \uac15\ub3c4\ubcf4\ub2e4 \uc911\ub7c9\uc774 \ub354 \uc911\uc694\ud55c \uad6c\uc870\uc6a9 \ud504\ub85c\ud30c\uc77c<\/li>\n<\/ul>\n<h2>\uc6a9\uc811, \uac00\uacf5 \ubc0f \ub0b4\uc2dd\uc131 \ud55c\uacc4<\/h2>\n<p>7003\uc740 5xxx\uacc4 \ud544\ub7ec\ub85c \uc6a9\uc811\ub429\ub2c8\ub2e4. \uc5f4\uc601\ud5a5\ubd80\uc5d0\uc11c \uac15\ub3c4\uac00 \uc800\ud558\ub418\uc9c0\ub9cc, \uc6a9\uc811 \ud6c4 \uc778\uacf5\uc2dc\ud6a8 \ucc98\ub9ac\ub97c \ud1b5\ud574 \uc0c1\ub2f9 \ubd80\ubd84 \ud68c\ubcf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac00\uacf5\uc131\uc740 \ubcf4\ud1b5 \uc218\uc900\uc73c\ub85c 6061\ubcf4\ub2e4 \ub2e8\ub2e8\ud558\ubbc0\ub85c \uc608\ub9ac\ud55c \uacf5\uad6c\uc640 \uc6b0\uc218\ud55c \uce69 \ubc30\ucd9c\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \ub0b4\uc2dd\uc131\uc740 \uc911\uac04 \uc218\uc900\uc73c\ub85c 7075\ubcf4\ub2e4 \uc6b0\uc218\ud558\uc9c0\ub9cc 6061\ubcf4\ub2e4\ub294 \ub0ae\uc2b5\ub2c8\ub2e4. \uc5fc\ud654\ubb3c \ub610\ub294 \ud574\uc218 \ud658\uacbd\uc5d0\uc11c \ucf54\ud305 \uc5c6\uc774 \ub178\ucd9c\ub418\ub294 \uac83\uc744 \ud53c\ud574\uc57c \ud558\uba70, \ub450\uaebc\uc6b4 \ub2e8\uba74\uc5d0\uc11c\ub294 \uc751\ub825\ubd80\uc2dd\uade0\uc5f4\uc5d0 \uc8fc\uc758\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h2>\uc801\uc6a9 \uac00\ub2a5\/\ubd88\uac00 \ud310\ub2e8 \uae30\uc900<\/h2>\n<p>\uc774 \ube60\ub978 \ucc38\uc870 \uc790\ub8cc\ub97c \ud65c\uc6a9\ud558\uc5ec 7003\uc774 \ubd80\ud488\uc5d0 \uc801\ud569\ud55c\uc9c0 \ud310\ub2e8\ud558\uc2ed\uc2dc\uc624.<\/p>\n<p><strong>\uc0ac\uc6a9 \uac00\ub2a5 \u2013 7003\uc744 \uc120\ud0dd\ud574\uc57c \ud558\ub294 \uacbd\uc6b0:<\/strong><\/p>\n<ul>\n<li>\uc555\ucd9c \ub610\ub294 \uc6a9\uc811 \uacbd\ub7c9 \uad6c\uc870\ubb3c\uc5d0\uc11c \uc57d 260 MPa \uc774\uc0c1\uc758 \ud56d\ubcf5\uac15\ub3c4\uac00 \ud544\uc694\ud55c \uacbd\uc6b0 \u2013 7003-T5\uac00 \ud45c\uc900 \uc120\ud0dd\uc785\ub2c8\ub2e4(\uc790\ub3d9\ucc28 \ud06c\ub798\uc2dc \ub808\uc77c, \uc790\uc804\uac70 \ud504\ub808\uc784, \ucca0\ub3c4 \ucc28\uccb4).<\/li>\n<li>\ubcf4\ud638 \ucf54\ud305 \ub610\ub294 \uc2e4\ub0b4 \ud658\uacbd\uc5d0\uc11c\uc758 \uc911\uac04 \uc218\uc900\uc758 \ub0b4\uc2dd\uc131 \ub178\ucd9c\uc774 \ud5c8\uc6a9\ub418\ub294 \uacbd\uc6b0 \u2013 7003\uc740 \uc544\ub178\ub2e4\uc774\uc9d5 \ub610\ub294 \ub3c4\uc7a5\uc73c\ub85c \ucda9\ubd84\ud788 \uacac\ub525\ub2c8\ub2e4.<\/li>\n<li>\uc7ac\uc2dc\ud6a8 \ucc98\ub9ac\ub97c \ud1b5\ud55c \uc6a9\uc811 \ud6c4 \uac15\ub3c4 \ud68c\ubcf5\uc774 \ud5c8\uc6a9\ub418\ub294 \uacbd\uc6b0 \u2013 \uc6a9\uc811\ub41c 7003 \uc870\ub9bd\uccb4\ub294 \uc2e4\uc6a9\uc801\uc73c\ub85c \uc0ac\uc6a9 \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p><strong>\uc0ac\uc6a9 \ubd88\uac00 \u2013 7003\uc744 \uc0ac\uc6a9\ud558\uc9c0 \ub9d0\uc544\uc57c \ud558\ub294 \uacbd\uc6b0:<\/strong><\/p>\n<ul>\n<li>\ud56d\uacf5\uc6b0\uc8fc\uae09 \ucd5c\uace0 \uac15\ub3c4 \ub610\ub294 \ud53c\ub85c \ud2b9\uc131(\uc57d 500 MPa \uc774\uc0c1\uc758 \ud56d\ubcf5\uac15\ub3c4)\uc774 \uc694\uad6c\ub418\ub294 \uacbd\uc6b0 \u2013 <a href=\"https:\/\/premiumalu.com\/ko\/%eb%a7%88%ec%8a%a4%ed%84%b0%eb%a7%81-7075-t651-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ed%95%a9%ea%b8%88-%ec%a2%85%ed%95%a9-%ea%b0%80%ec%9d%b4%eb%93%9c\/\">7075<\/a> 7055 \ub610\ub294 7055 \uacc4\uc5f4\uc774 \uc801\ud569\ud55c \ud569\uae08\uc785\ub2c8\ub2e4.<\/li>\n<li>\ucf54\ud305 \uc5c6\uc774 \uac00\ud639\ud55c \ud574\uc591 \ub610\ub294 \uc5fc\ud654\ubb3c \uce68\uc9c0 \ud658\uacbd\uc5d0 \ub178\ucd9c\ub418\ub294 \uacbd\uc6b0 \u2013 6000\uacc4\uc5f4 \ub610\ub294 5083\uc774 \ub354 \uc6b0\uc218\ud55c \ub0b4\uc2dd\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc2dc\ud6a8 \ucc98\ub9ac \ud6c4 \uc911\ub7c9 \ub0c9\uac04 \uc131\ud615\uc774 \uacc4\ud68d\ub41c \uacbd\uc6b0 \u2013 7xxx \ud15c\ud37c\ub294 \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud558\ubbc0\ub85c \uc5f4\ucc98\ub9ac \uc804\uc5d0 \uc131\ud615\ud558\uc2ed\uc2dc\uc624.<\/li>\n<\/ul>\n<h2>\uacb0\ub860<\/h2>\n<p>7003\uc740 \uc555\ucd9c \uac00\ub2a5\ud558\uace0 \uc6a9\uc811\uc5d0 \uc720\ub9ac\ud55c \ud328\ud0a4\uc9c0\ub85c 7000\uacc4\uc5f4 \uac15\ub3c4\ub97c \uc81c\uacf5\ud558\uc9c0\ub9cc, \ub0b4\uc2dd\uc131\uacfc \uc6a9\uc811 \ud6c4 \uac15\ub3c4 \uc800\ud558\ub97c \uad00\ub9ac\ud574\uc57c \ud558\uba70, \ube44\ud45c\uc900 \ud15c\ud37c\uc758 \uc7ac\uace0\ub294 \ub9ce\uc740 \ubc00\uc5d0\uc11c \ubd80\uc871\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. Linsy Aluminum\uc740 7003 \ud310\uc7ac, \ubd09\uc7ac, \uc555\ucd9c \ud504\ub85c\ud30c\uc77c\uc744 \uc7ac\uace0\ub85c \ubcf4\uc720\ud558\uace0 \uc788\uc73c\uba70, \uc804\uccb4 MTC \ubb38\uc11c\uc640 \uc0ac\ub0b4 \uac00\uacf5 \ubc0f \ud45c\uba74 \ucc98\ub9ac\ub97c \ud3ec\ud568\ud55c \ub9de\ucda4 \uce58\uc218\ub97c \ub0ae\uc740 \ucd5c\uc18c \uc8fc\ubb38 \uc218\ub7c9\uc73c\ub85c \uacf5\uae09\ud569\ub2c8\ub2e4. \ubd80\ud488\uc774 7xxx \uace1\uc120\uc5d0\uc11c \uac15\ub3c4\uc640 \uc6a9\uc811\uc131 \uc0ac\uc774\uc5d0 \uc704\uce58\ud55c\ub2e4\uba74, \ub3c4\uba74\uc744 \ubcf4\ub0b4\uc5b4 \ub4f1\uae09 \uc801\ud569\uc131 \ubc0f \ud15c\ud37c \uac80\ud1a0\ub97c \ubc1b\uc73c\uc2ed\uc2dc\uc624.<\/p>\n<h2>\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n<h3>7003\uc774 6061\ubcf4\ub2e4 \uac15\ud55c\uac00\uc694?<\/h3>\n<p>\uac70\uc758 \uc720\uc0ac\ud569\ub2c8\ub2e4. 7003-T5\ub294 \uc778\uc7a5 \uac15\ub3c4\uc5d0\uc11c 6061-T6\uc640 \ub3d9\ub4f1\ud558\uba70, 7003\uc758 T6\/T651 \ud15c\ud37c\ub294 \ud56d\ubcf5\uac15\ub3c4\uc5d0\uc11c \uc774\ub97c \ucd08\uacfc\ud569\ub2c8\ub2e4. \ub2e8\uc810\uc740 6061\ubcf4\ub2e4 \ub0ae\uc740 \uc131\ud615\uc131\uacfc \uc57d\ud55c \ub0b4\uc2dd\uc131\uc73c\ub85c, \uc6a9\uc811\uacfc \uc131\ud615\uc774 \uc8fc\uc694 \uacf5\uc815\uc778 \uacbd\uc6b0 6061\uc774 \ub354 \ub098\uc740 \uc120\ud0dd\uc785\ub2c8\ub2e4.<\/p>\n<h3>7003\uc744 \uc6a9\uc811\ud560 \uc218 \uc788\ub098\uc694?<\/h3>\n<p>\ub124, 5xxx\uacc4 \ud544\ub7ec\ub85c \uc6a9\uc811\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc5f4\uc601\ud5a5\ubd80\uc5d0\uc11c \uac15\ub3c4 \uc800\ud558\uac00 \ubc1c\uc0dd\ud558\uc9c0\ub9cc, \uc6a9\uc811 \ud6c4 \uc778\uacf5\uc2dc\ud6a8 \ucc98\ub9ac\ub85c \ubd80\ubd84\uc801\uc73c\ub85c \ud68c\ubcf5\ub429\ub2c8\ub2e4. \uc774\uac83\uc774 7003\uc774 \uc6a9\uc811 \uad6c\uc870\uc6a9 \uc555\ucd9c\uc7ac\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc774\uc720\uc785\ub2c8\ub2e4.<\/p>\n<h3>7003\uc740 \uc5b4\ub5a4 \ud15c\ud37c\ub85c \uc81c\uacf5\ub418\ub098\uc694?<\/h3>\n<p>T5\uac00 \uc555\ucd9c\uc7ac\uc5d0\uc11c \uac00\uc7a5 \uc77c\ubc18\uc801\uc774\uba70, \ub354 \ub192\uc740 \uac15\ub3c4\ub97c \uc704\ud574 T6 \ubc0f \uc751\ub825 \uc81c\uac70\ud615 T651\ub3c4 \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/p>\n<h3>7003\uacfc 7005\uc758 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n<p>\ub458 \ub2e4 Al-Zn-Mg\uacc4 \ub4f1\uae09\uc785\ub2c8\ub2e4. 7005\ub294 \ub9dd\uac04\uc774 \ucca8\uac00\ub418\uc5b4 \ub450 \ud569\uae08 \uc911 \ub354 \uac15\ud558\uace0 \uc6a9\uc811\uc131\uc774 \uc6b0\uc218\ud558\uba70, 7003\uc740 \uc555\ucd9c \uc911 \uacb0\uc815\ub9bd \uad6c\uc870\ub97c \uc81c\uc5b4\ud558\uae30 \uc704\ud574 \uc9c0\ub974\ucf54\ub284\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<h3>\uc8fc\ubb38 \uc2dc \uc5b4\ub5a4 \ubb38\uc11c\uac00 \uc81c\uacf5\ub418\ub098\uc694?<\/h3>\n<p>Linsy\ub294 \ubaa8\ub4e0 \uc8fc\ubb38\uc5d0 \ub300\ud574 MTC(\uc7ac\uc9c8 \uc2dc\ud5d8 \uc778\uc99d\uc11c)\ub97c \ubc1c\ud589\ud569\ub2c8\ub2e4. SGS \ud654\ud559, \uae30\uacc4, \ucd08\uc74c\ud30c \ubc0f RoHS+REACH \uc2dc\ud5d8 \ubcf4\uace0\uc11c\ub294 \ucd94\uac00 \ube44\uc6a9\uc73c\ub85c \uc694\uccad \uc2dc \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction 7003 is a 7000-series aluminum alloy built on zinc and magnesium, with a small zirconium addition that refines the grain structure in extrusions. It sits close to 7005 aluminum but leans toward better extrusion behavior rather than peak strength. The real question is whether its strength-to-weight ratio and moderate corrosion resistance fit a welded [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8788,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"7003 Aluminum Alloy: Properties, Strength and Applications","_seopress_titles_desc":"Explore 7003 aluminum alloy - a weldable 7000-series grade with Zn, Mg, and Zr. 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