{"id":8661,"date":"2025-05-05T05:34:49","date_gmt":"2025-05-05T05:34:49","guid":{"rendered":"https:\/\/premiumalu.com\/5251-aluminum-sheet-essential-guide-for-buyers\/"},"modified":"2026-11-03T07:30:33","modified_gmt":"2026-11-03T07:30:33","slug":"5251-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ec%8b%9c%ed%8a%b8-%ea%b5%ac%eb%a7%a4%ec%9e%90%eb%a5%bc-%ec%9c%84%ed%95%9c-%ed%95%84%ec%88%98-%ea%b0%80%ec%9d%b4%eb%93%9c","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/ko\/5251-aluminum-sheet-essential-guide-for-buyers\/","title":{"rendered":"5251 \uc54c\ub8e8\ubbf8\ub284: \uc870\uc131, \ud15c\ud37c \ubc0f 5052\uc5d0 \uad00\ud55c \uc9c8\ubb38"},"content":{"rendered":"

5251 \uc54c\ub8e8\ubbf8\ub284\uc740 2%\uc758 \ub9c8\uadf8\ub124\uc298\uacfc 0.3%\uc758 \ub9dd\uac04\uc744 \ud568\uc720\ud55c \ud310\uc7ac \ubc0f \ud6c4\ud310 \ud569\uae08\uc73c\ub85c, \uc54c\ub8e8\ubbf8\ub284 \ud611\ud68c(Aluminum Association)\uc5d0 \ub4f1\ub85d\ub418\uc5b4 \uc788\uc73c\uba70 EN 485 \ubc0f AS\/NZS 1734\uc5d0 \uaddc\uc815\ub418\uc5b4 \uc788\uc9c0\ub9cc ASTM B209\uc5d0\ub294 \ud574\ub2f9 \ud589\uc774 \uc5c6\uc2b5\ub2c8\ub2e4. \uacf5\uae09\uc5c5\uccb4\uac00 \uc5b4\ub5a4 \uac15\ub3c4 \ud55c\ub3c4\ub97c \ucda9\uc871\ud574\uc57c \ud558\ub294\uc9c0 \uc54c \uc218 \uc788\ub3c4\ub85d \uc8fc\ubb38 \uc2dc \uc801\uc6a9 \uac00\ub2a5\ud55c EN \ub610\ub294 AS\/NZS \ud45c\uc900\uc744 \uba85\uc2dc\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

5251\uc740 \ub54c\ub54c\ub85c 5052 \ub300\uc2e0 \uc81c\uacf5\ub418\uc9c0\ub9cc, \uc790\ub3d9\uc73c\ub85c \uc0c1\ud638 \uad50\uccb4 \uac00\ub2a5\ud55c \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4. \uc870\uc131 \ud55c\ub3c4\uac00 \ub2e4\ub974\uba70, \ub0b4\ub825 \uac15\ub3c4 \uc694\uad6c \uc0ac\ud56d\uc740 \ud45c\uc900, \uc870\uc9c8 \ubc0f \ub450\uaed8\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n

5251\uc774\ub780 \ubb34\uc5c7\uc774\uba70 \ud45c\uc900\uc774 \uc774\ub97c \uc5b4\ub514\uc5d0 \uaddc\uc815\ud558\ub294\uac00<\/h2>\n\n\n\n
\"\ucee4\ubc84-5251-\uc54c\ub8e8\ubbf8\ub284\"<\/figure>\n\n\n\n

5251\uc740 \ube44\uc5f4\ucc98\ub9ac \uc54c\ub8e8\ubbf8\ub284-\ub9c8\uadf8\ub124\uc298 \ud569\uae08\uc73c\ub85c, EN AW-5251 \ubc0f \uad6c \ub3c5\uc77c\uc5b4\u00b7ISO \ud45c\uae30\ubc95\uc73c\ub85c AlMg2\ub85c \uc9c0\uc815\ub429\ub2c8\ub2e4. \ub9c8\uadf8\ub124\uc298 \ud568\ub7c9\uc740 5005\ubcf4\ub2e4 \ub192\uace0 5052\ubcf4\ub2e4 \ub0ae\uc73c\uba70, \uace0\uc6a9\uccb4 \uc0c1\ud0dc\uc758 \ub9c8\uadf8\ub124\uc298\uacfc \ub0c9\uac04 \uac00\uacf5\uc744 \ud1b5\ud574 \uac15\ub3c4\ub97c \uc5bb\uc2b5\ub2c8\ub2e4. \uc870\uc131\uc740 \ub2e4\uc74c\uc5d0 \uc758\ud574 \uace0\uc815\ub429\ub2c8\ub2e4: EN 573-3<\/strong>, \ud310\uc7ac\u00b7\uc2a4\ud2b8\ub9bd\u00b7\ud6c4\ud310\uc758 \uae30\uacc4\uc801 \uc131\uc9c8\uc740 \ub2e4\uc74c\uc5d0 \uc758\ud574: EN 485-2<\/strong>, \uac00 2024\ub144\uc5d0 \ucd94\uac00\ub418\uc5c8\uc2b5\ub2c8\ub2e4. AS\/NZS 1734<\/strong> \ud638\uc8fc\uc640 \ub274\uc9c8\ub79c\ub4dc\uc5d0\uc11c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. BS 1470<\/strong> \uc740 \uc5ed\uc0ac\uc801\uc73c\ub85c \uc774\ub97c \ud3ec\ud568\ud588\uc73c\ub098 \ucca0\ud68c\ub418\uc5c8\uc73c\uba70; ASTM B209<\/strong> \uc740 \uc774\ub97c \ub4f1\uc7ac\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

ASTM B209 5052\ub97c \uc778\uc6a9\ud55c \ubd81\ubbf8 \ub3c4\uba74\uc740 5251\ub85c \ucda9\uc871\ud560 \uc218 \uc5c6\uc73c\uba70, \u201cASTM B209\uc5d0 \ub530\ub978 5251\u201d\uc774\ub77c\ub294 \uc81c\ubaa9\uc758 \uc778\uc99d\uc11c\ub294 \uc874\uc7ac\ud558\uc9c0 \uc54a\ub294 \uaddc\uaca9\uc744 \uc124\uba85\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud654\ud559 \uc870\uc131: 5251\uc774 5052\uc640 \ub2e4\ub978 \uc810<\/h2>\n\n\n\n

\ud55c\ub3c4\ub294 EN 573-3 \uac12\uc774\uba70, 5052\ub97c \ub098\ub780\ud788 \ud45c\uae30\ud55c \uac83\uc740 \uad6c\ub9e4\uc790\ub4e4\uc774 \uac00\uc7a5 \ub9ce\uc774 \ubb3b\ub294 \ube44\uad50\uc774\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc694\uc18c<\/th>5251 (EN 573-3)<\/th>5052 (ASTM B209)<\/th>\uc218\uce58\uc758 \uc5ed\ud560<\/th><\/tr><\/thead>
Mg<\/td>1.70\u20132.40<\/td>2.2\u20132.8<\/td>\uac15\ub3c4\uc640 \ud574\uc218 \uc131\ub2a5 \uacb0\uc815<\/td><\/tr>
Mn<\/td>0.10\u20130.50<\/td>\ucd5c\ub300 0.10<\/td>\uacb0\uc815\ub9bd \ubbf8\uc138\ud654, \uc6a9\uc811\ubd80 \uc5f0\ud654 \uc9c0\uc5f0<\/td><\/tr>
Cr<\/td>\ucd5c\ub300 0.15<\/td>0.15\u20130.35<\/strong><\/td>\uacb0\uc815\ub9bd \uc131\uc7a5 \ubc0f \uc751\ub825\ubd80\uc2dd \ubbfc\uac10\ub3c4 \uc81c\uc5b4<\/td><\/tr>
Fe<\/td>0.50 \ucd5c\ub300<\/td>0.40 \ucd5c\ub300<\/td>\ubd88\uc21c\ubb3c; \uc5f0\uc131\uc5d0\ub294 \ub0ae\uc744\uc218\ub85d \uc88b\uc74c<\/td><\/tr>
Si<\/td>0.40 \ucd5c\ub300<\/td>\ucd5c\ub300 0.25<\/td>\ubd88\uc21c\ubb3c<\/td><\/tr>
Cu<\/td>\ucd5c\ub300 0.15<\/td>\ucd5c\ub300 0.10<\/td>\ubd88\uc21c\ubb3c; \ub0b4\uc2dd\uc131\uc744 \uc704\ud574 \ub0ae\uac8c \uc720\uc9c0<\/td><\/tr>
Zn<\/td>\ucd5c\ub300 0.15<\/td>\ucd5c\ub300 0.10<\/td>\ubd88\uc21c\ubb3c<\/td><\/tr>
Ti<\/td>\ucd5c\ub300 0.15<\/td>\uae30\ud0c0 \uc6d0\uc18c \ud55c\ub3c4\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624<\/td>\uacb0\uc815\ub9bd \ubbf8\uc138\ud654\uc81c \uc5ed\ud560\uc744 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4<\/td><\/tr>
\uae30\ud0c0<\/td>\uac01 0.05 \/ \ud569\uacc4 0.15<\/td>\uac01 0.05 \/ \ud569\uacc4 0.15<\/td>\u2014<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ud55c\ub3c4\ub294 \ub2e4\ub974\uc9c0\ub9cc \uc644\uc804\ud788 \ubd84\ub9ac\ub418\uc5b4 \uc788\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4: \ud06c\ub86c\uc740 0.15%\uc5d0\uc11c \ub450 \uaddc\uaca9\uc744 \ubaa8\ub450 \ucda9\uc871\ud560 \uc218 \uc788\uace0, \ub9dd\uac04\uc740 0.10%\uc5d0\uc11c \ucda9\uc871\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc881\uc740 \uc911\ubcf5 \ubc94\uc704\uac00 \ub4f1\uae09\uc744 \uc0c1\ud638 \uad50\uccb4 \uac00\ub2a5\ud558\uac8c \ub9cc\ub4e4\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4. \ubaa8\ub4e0 \uc774\uc911 \uc778\uc99d\uc740 \ubaa8\ub4e0 \uc870\uc131, \uae30\uacc4\uc801 \ubc0f \uc81c\ud488 \ud45c\uc900 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uae30\uacc4\uc801 \uc131\uc9c8: \ud56d\ubcf5\uac15\ub3c4\uc758 25% \uaca9\ucc28<\/h2>\n\n\n\n

\ud55c\ub3c4\ub294 \uc774 \ub4f1\uae09\uc774 \uac00\uc7a5 \ub9ce\uc774 \uad6c\ub9e4\ub418\ub294 1.5\u20133.0mm \ub300\uc5ed \ud310\uc7ac\uc5d0 \ub300\ud55c EN 485-2 \uac12\uc785\ub2c8\ub2e4. \ub2e8\uc77c \uac12\uc740 \ucd5c\uc18c\uac12\uc774\uba70, \ubc94\uc704\ub294 \uc778\uc7a5 \ucc3d\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc131\uc9c8<\/th>\uc778\uc7a5 \uac15\ub3c4 Rm (MPa)<\/th>0.2% \ud56d\ubcf5 Rp0.2 (MPa)<\/th><\/tr><\/thead>
O<\/td>160\u2013200<\/td>\u226560<\/td><\/tr>
H22<\/td>190\u2013230<\/td>\u2265120<\/td><\/tr>
H24<\/td>210\u2013250<\/td>\u2265140<\/td><\/tr>
H26<\/td>230\u2013270<\/td>\u2265170<\/td><\/tr>
H32<\/td>190\u2013230<\/td>\u2265120<\/td><\/tr>
H34<\/td>210\u2013250<\/td>\u2265140<\/td><\/tr>
H36<\/td>230\u2013270<\/td>\u2265170<\/td><\/tr>
H38<\/td>\u2265255<\/td>\u2265200<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\uc5ec\uae30\uc5d0\uc11c \ube44\uad50\ub41c H32 \uc870\uac74\uc758 \uacbd\uc6b0, \uba85\uc2dc\ub41c \ub0b4\ub825 \ucd5c\uc19f\uac12\uc740 EN 485-2\uc5d0 \ub530\ub978 5251\uc758 \uacbd\uc6b0 120 MPa\uc774\uace0 ASTM B209\uc5d0 \ub530\ub978 5052\uc758 \uacbd\uc6b0 160 MPa\uc785\ub2c8\ub2e4. \uc774\ub294 \ubaa8\ub4e0 \uc81c\ud488\uc774 \uc544\ub2cc \uc774\ub4e4 \uaddc\uc815 \ud55c\ub3c4 \uac04\uc758 25% \ucc28\uc774\uc785\ub2c8\ub2e4. 160 MPa\ub97c \uc694\uad6c\ud558\ub294 \uc124\uacc4\ub294 120 MPa\ub9cc \ubcf4\uc7a5\ub418\ub294 \uc7ac\ub8cc\uc5d0 \uc758\uc874\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \ub300\uccb4 \uc804\uc5d0 \uc815\ud655\ud55c \ud45c\uc900 \ud310\ubcf8\uacfc \ub450\uaed8\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\uc2b9\uc778 \uc5c6\uc774 H2x\ub97c H3x\ub85c \ub300\uccb4\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624.<\/strong> H22\ub294 \ubcc0\ud615 \uacbd\ud654 \ud6c4 \ubd80\ubd84 \uc5b4\ub2d0\ub9c1\ub41c \uac83\uc774\uace0, H32\ub294 \ubcc0\ud615 \uacbd\ud654 \ud6c4 \uc548\uc815\ud654\ub41c \uac83\uc785\ub2c8\ub2e4. \uc774 \ud45c\uc5d0\uc11c \uac12\uc774 \uc77c\uce58\ud55c\ub2e4\uace0 \ud574\uc11c \uacf5\uc815\uc774 \ub3d9\uc77c\ud55c \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4. \ub458 \ub2e4 \uc8fc\ubb38\ub41c \ud45c\uc900\uc758 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud574\uc57c \ud569\ub2c8\ub2e4. \ub3c4\uba74\uc5d0 \uba85\uc2dc\ub41c \uc870\uc9c8\uc744 \uacf5\uae09\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\ud45c\uc900\uc774 \ud569\uaca9 \ud55c\ub3c4\ub97c \ubcc0\uacbd\ud569\ub2c8\ub2e4.<\/strong> \ub3d9\uc77c\ud55c \ud569\uae08\uacfc \uc870\uc9c8\uc5d0 \ub300\ud574\uc11c\ub3c4 EN\uacfc AS\/NZS \uc694\uad6c \uc0ac\ud56d\uc774 \ub2e4\ub97c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud55c \uaddc\uaca9\uc740 \ud1b5\uacfc\ud558\uace0 \ub2e4\ub978 \uaddc\uaca9\uc740 \ubd88\ud569\uaca9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubb38\uc758 \uc2dc \ud45c\uc900 \ud310\ubcf8\uacfc \ub450\uaed8\ub97c \uba85\uc2dc\ud558\uace0, \uc124\uacc4\uc5d0 \uc0ac\uc6a9\ub41c \ub0b4\ub825 \uac15\ub3c4 \uc694\uad6c \uc0ac\ud56d\uc744 \uba85\uc2dc\uc801\uc73c\ub85c \uc694\uccad\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\uc131\ud615 \ubc0f \uc870\uc9c8 \uc120\ud0dd<\/h2>\n\n\n\n

\uc131\ud615 \uc870\uc9c8\uc744 \uc120\ud0dd\ud560 \ub54c \uac15\ub3c4\ubfd0\ub9cc \uc544\ub2c8\ub77c \uc5f0\uc2e0\uc728\ub3c4 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \ub3d9\uc77c\ud55c 1.5\u20133.0 mm \ubc94\uc704\uc5d0\uc11c EN 485-2\ub294 O\uc5d0\uc11c \u226516%, H22 \ubc0f H32\uc5d0\uc11c \u22658%, H24 \ubc0f H34\uc5d0\uc11c \u22656%, H26 \ubc0f H36\uc5d0\uc11c \u22655%, H28 \ubc0f H38\uc5d0\uc11c \u22653%\ub97c \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

O\ub294 \ub525 \ub4dc\ub85c\uc789\uacfc \ub864 \uc131\ud615\uc5d0 \uc801\ud569\ud558\uace0, H22\uc640 H24\ub294 \uacbd\uc131 \uc131\ud615 \uc5c6\uc774 \ud615\uc0c1\uc744 \uc720\uc9c0\ud558\uba70, H32\ub294 \uac00\uc7a5 \ubc94\uc6a9\uc801\uc73c\ub85c 1\/4 \uacbd\ub3c4, \uc548\uc815\ud654 \ucc98\ub9ac\ub418\uc5b4 \uac00\uc7a5 \ub113\uc740 \ub450\uaed8 \ubc94\uc704\ub97c \uac00\uc9c0\uba70, H34\ub294 \uc5f0\uc2e0\uc728 \uc190\uc2e4\uc744 \uac10\uc218\ud558\uace0 \ub0b4\ub825\uc744 20 MPa \ub192\uc774\uace0, H36\uacfc H38\uc740 \uc804\ub2e8\uacfc \ub109\ub109\ud55c \ubc18\uacbd\uc758 \uad7d\ud798 \uc678\uc5d0\ub294 \uac70\uc758 \ub0a8\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc544\ub798\uc758 \uad7d\ud798 \ubc18\uacbd\uc740 \uad8c\uc7a5 \uc0ac\ud56d\uc774\uc9c0 \ubcf4\uc7a5\uc774 \uc544\ub2c8\uba70, t\ub294 \ud310\uc7ac \ub450\uaed8\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc0ac\uc6a9 \uc804\uc5d0 \uc555\uc5f0 \ubc29\ud5a5\uc5d0 \ub300\ud55c \uad7d\ud798\uc120 \ubc29\ud5a5\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\uc131\uc9c8<\/th>0.4 mm<\/th>0.8 mm<\/th>1.6 mm<\/th>3.2 mm<\/th><\/tr><\/thead>
O<\/td>0t<\/td>0t<\/td>0t<\/td>\u00bdt<\/td><\/tr>
H32<\/td>0t<\/td>0t<\/td>1t<\/td>1\u00bdt<\/td><\/tr>
H34<\/td>0t<\/td>1t<\/td>1\u00bdt<\/td>2t<\/td><\/tr>
H36<\/td>1t<\/td>1t<\/td>1\u00bdt<\/td>2\u00bdt<\/td><\/tr>
H38<\/td>1t<\/td>1\u00bdt<\/td>2\u00bdt<\/td>3t<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\uc2e4\uc81c \uad7d\ud798 \ud55c\ub3c4\ub294 \uad7d\ud798\uc120 \ubc29\ud5a5, \uacf5\uad6c \uc0c1\ud0dc, \ub2e4\uc774 \ud3ed \ubc0f \uacf5\uae09\ub41c \uc870\uc9c8\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. H22\uc640 H32\ub294 \uac15\ub3c4 \uac12\uc774 \uc720\uc0ac\ud558\ub354\ub77c\ub3c4 \ub2e4\ub974\uac8c \uac70\ub3d9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uae09\uaca9\ud55c \uad7d\ud798\uc758 \uacbd\uc6b0, \uc758\ub3c4\ub41c \uacf5\uad6c\ub85c \uc7ac\ub8cc \uc2a4\ud2b8\ub9bd\uc744 \uba3c\uc800 \uc2dc\ud5d8\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\ub0b4\uc2dd\uc131 \ubc0f \uc0ac\uc6a9 \uc628\ub3c4<\/h2>\n\n\n\n

5251\uc740 \ud574\uc218, \uc5fc\uc218 \ubd84\ubb34 \ubc0f \ub300\uae30 \ub178\ucd9c\uc5d0 \ub300\ud55c \ub0b4\uc2dd\uc131\uc774 \uc6b0\uc218\ud569\ub2c8\ub2e4. \ubcf4\ud638 \ub9c8\uac10\uc774 \ud544\uc694\ud55c\uc9c0 \uacb0\uc815\ud558\uae30 \uc804\uc5d0 \uc2e4\uc81c \ud658\uacbd\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\uace0\ub9c8\uadf8\ub124\uc298 5xxx \ud569\uae08\uc740 \uc7a5\uc2dc\uac04 \uace0\uc628 \ub178\ucd9c \uc2dc \uacb0\uc815\ub9bd\uacc4\ub97c \ub530\ub77c \ub9c8\uadf8\ub124\uc298 \ub18d\ud6c4 \uc0c1\uc744 \ud615\uc131\ud558\uc5ec \uc785\uacc4 \ubd80\uc2dd \ubc0f \uc751\ub825 \ubd80\uc2dd \uade0\uc5f4\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc744 \uac10\uc18c\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\uac83\uc774 65 \u00b0C \uc774\uc0c1\uc758 \uc9c0\uc18d\uc801 \uc0ac\uc6a9\uc5d0 \ub300\ud55c \uc8fc\uc758\uc758 \uc774\uc720\uc785\ub2c8\ub2e4. Mg \ud568\ub7c9\uc774 2.4% \uc774\ud558\uc778 5251\uc740 \uc774 \uba54\ucee4\ub2c8\uc998\uc5d0 \ub35c \ucde8\uc57d\ud558\uc9c0\ub9cc, \ud5c8\uc6a9 \uc628\ub3c4\ub294 \uc5ec\uc804\ud788 \uac15\ub3c4, \uc6a9\uc811 \ucda9\uc804\uc7ac \ubc0f \uc0ac\uc6a9 \uc870\uac74\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. H116 \ub610\ub294 H321\uc774 5083\uc758 \uace0\uc628 \uc704\ud5d8\uc744 \uc81c\uac70\ud558\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc5f0\uc18d \uce68\uc9c0\uc758 \uacbd\uc6b0, \uc9c0\uc815\ub41c 5083\uc744 5251\ub85c \ub300\uccb4\ud558\uae30 \uc804\uc5d0 \ubd80\uc2dd \uc694\uad6c \uc0ac\ud56d\uacfc \uc2dc\ud5d8 \ub370\uc774\ud130\ub97c \ube44\uad50\ud558\uc2ed\uc2dc\uc624. \ub9c8\uadf8\ub124\uc298 \ud568\ub7c9\ub9cc\uc73c\ub85c\ub294 \ub3d9\ub4f1\uc131\uc744 \uc785\uc99d\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uade0\uc77c\ud55c \uc7a5\uc2dd\uc6a9 \uc591\uadf9 \uc0b0\ud654 \ub9c8\uac10\uc758 \uacbd\uc6b0, \uba3c\uc800 \uc0d8\ud50c\uc744 \uc2b9\uc778\ud558\uc2ed\uc2dc\uc624. \uc870\uc131, \ud45c\uba74 \uc0c1\ud0dc \ubc0f \uacf5\uc815\uc774 \uc678\uad00\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uacb0\uacfc\uac00 \ubd80\uc801\ud569\ud55c \uacbd\uc6b0 5005 \ub610\ub294 1050\uc744 \uace0\ub824\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\uc6a9\uc811: \uc798\ubabb \uc778\uc6a9\ub418\ub294 \ud544\ub7ec \uc120\ud0dd<\/h2>\n\n\n\n
\"\uc6a9\uc811:<\/figure>\n\n\n\n

5251\uc740 GMAW\uc640 GTAW\ub85c \uc27d\uac8c \uc6a9\uc811\ub418\uba70, \ud544\ub7ec \uc120\ud0dd \ubc94\uc704\ub294 \ub300\ubd80\ubd84\uc758 \ub370\uc774\ud130\uc2dc\ud2b8\uac00 \uc2dc\uc0ac\ud558\ub294 \uac83\ubcf4\ub2e4 \uc881\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

5356<\/strong> 5251-5251 \uc811\ud569 \ubc0f \uc77c\ubd80 \uc774\uc885 \ud569\uae08 \uc811\ud569\uc5d0 \uc77c\ubc18\uc801\uc73c\ub85c \uad8c\uc7a5\ub429\ub2c8\ub2e4. \ub450 \ubaa8\uc7ac\uc640 \uc0ac\uc6a9 \uc870\uac74\uc5d0 \ub300\ud55c \uc801\ud569\uc131\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624; \uc870\uc131\uc774 5251\uacfc \ub2e4\ub985\ub2c8\ub2e4.<\/p>\n\n\n\n

4043<\/strong> 5251\uacfc \uc800\ub9c8\uadf8\ub124\uc298 \ub610\ub294 \ube44\ub9c8\uadf8\ub124\uc298 \ud569\uae08 \uac04\uc758 \ud2b9\uc815 \uc811\ud569\uc5d0 \uc801\ud569\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud569\uae08 \uacc4\uc5f4\ub9cc\uc73c\ub85c \uacb0\uc815\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624: \uc815\ud655\ud55c \ubaa8\uc7ac \uc30d\uc5d0 \ub300\ud55c \ucda9\uc804\uc7ac \uc9c0\uce68\uc744 \ud655\uc778\ud558\uace0 \uc808\ucc28\ub97c \uac80\uc99d\ud558\uc2ed\uc2dc\uc624. \ub450 \ubd80\ud488\uc774 \ubaa8\ub450 5251\uc774\ub77c\ub294 \uc774\uc720\ub9cc\uc73c\ub85c \uc790\ub3d9\uc73c\ub85c \ubd80\uc801\ud569\ud55c \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc6a9\uc811\uc740 \uc5f4\uc601\ud5a5\ubd80\uc758 \ub0c9\uac04 \uac00\uacf5\ub41c \uc7ac\ub8cc\ub97c \uc5f0\ud654\uc2dc\ud0a4\uba70, \uc5f4\ucc98\ub9ac\ub85c \uadf8 \uac15\ud654\ub97c \ubcf5\uc6d0\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \ube44\uc6a9\uc811 H \uc870\uc9c8 \uac15\ub3c4\uac00 \uc544\ub2cc \uc801\uc6a9 \uac00\ub2a5\ud55c \uc6a9\uc811 \uc870\uc778\ud2b8 \uc124\uacc4 \uac12\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

5251 \ub300 5052, 5754 \ubc0f 5083<\/h2>\n\n\n\n
\"\ud654\ud559<\/figure>\n\n\n\n
\ud569\uae08 \ub4f1\uae09<\/th>5251<\/th>5052<\/th>5754<\/th>5083<\/th><\/tr><\/thead>
\ud45c\uc900<\/td>EN 485-2, AS\/NZS 1734<\/td>ASTM B209, EN 485-2<\/td>ASTM B209, EN 485-2<\/td>ASTM B209, B928<\/td><\/tr>
Mg (%)<\/td>1.70\u20132.40<\/td>2.2\u20132.8<\/td>2.6\u20133.6<\/td>4.0\u20134.9<\/td><\/tr>
Cr (%)<\/td>\ucd5c\ub300 0.15<\/td>0.15\u20130.35<\/td>0.30 \ucd5c\ub300<\/td>0.05\u20130.25<\/td><\/tr>
H32 \ub0b4\ub825 \ucd5c\uc18c\uac12 (MPa)<\/td>120 (EN, \uc0c1\uae30 \uc870\uac74)<\/td>160 (B209, \uc0c1\uae30 \uc870\uac74)<\/td>\ud45c\uc900 \ubc0f \ub450\uaed8 \ud655\uc778<\/td>\ud45c\uc900 \ubc0f \ub450\uaed8 \ud655\uc778<\/td><\/tr>
\ud574\uc591\uc6a9 \uc870\uc9c8<\/td>\ud574\ub2f9 \uc5c6\uc74c<\/td>\ud574\ub2f9 \uc5c6\uc74c<\/td>\ud574\ub2f9 \uc5c6\uc74c<\/td>H116, H321<\/td><\/tr>
ASTM B209 \ud589<\/td>\uc5c6\uc74c<\/td>\uc608<\/td>\uc608<\/td>\uc608<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Against 5052<\/strong>, \uc9c0\uc815\ub41c \ud569\uae08\uacfc \ud45c\uc900\uc744 \uba3c\uc800 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. B209 5052\ub97c \uc694\uad6c\ud558\ub294 \ub3c4\uba74\uc740 \uc2b9\uc778\ub41c \ubcc0\uacbd \uc5c6\uc774 5251\ub85c \ucda9\uc871\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \ub9c8\ucc2c\uac00\uc9c0\ub85c \uc9c0\uc815\ub41c 5251\uc744 \ub2e4\uc74c\uc73c\ub85c \ub300\uccb4\ud558\ub824\uba74 5052-H32<\/a> \uc2b9\uc778\uacfc \uac15\ub3c4, \uc131\ud615 \ubc0f \ubd80\uc2dd \uc694\uad6c \uc0ac\ud56d \ud655\uc778\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

Against 5754<\/strong>, \ub9c8\uadf8\ub124\uc298 \ubc94\uc704\uac00 \ub2e4\ub985\ub2c8\ub2e4: 5251\uc740 1.70\u20132.40%\uc778 \ubc18\uba74, 5754<\/a> \uc740 2.6\u20133.6%\uc785\ub2c8\ub2e4. \ub458 \ub2e4 \uc6a9\uc811 \ud310\uc7ac \uc791\uc5c5\uc5d0 \uc801\ud569\ud560 \uc218 \uc788\uc9c0\ub9cc \uc790\ub3d9 \ub300\uccb4\uc7ac\ub294 \uc544\ub2d9\ub2c8\ub2e4. \uc8fc\ubb38\ub41c \uc870\uc9c8\uacfc \ub450\uaed8\uc5d0\uc11c \ud45c\uc900 \uc694\uad6c \uc0ac\ud56d\uc744 \ube44\uad50\ud55c \ud6c4 \uacf5\uae09\ub41c \uc7ac\ub8cc\ub97c \uac80\uc99d\ud558\uc2ed\uc2dc\uc624. \ubaa8\ub4e0 \ud569\uae08 \ubcc0\uacbd\uc5d0\ub294 \uc124\uacc4 \ubc0f \uc6a9\uc811 \uac80\ud1a0\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

Against 5083<\/strong> \uce68\uc9c0 \ud658\uacbd\uc5d0\uc11c\ub294 \ube44\uad50\uac00 \ubd88\uac00\ub2a5\ud569\ub2c8\ub2e4. \ub3c4\uba74\uc774 \ubd80\uc2dd \uc81c\uc5b4 \ud574\uc591 \uc870\uc9c8\uc744 \uc694\uad6c\ud558\ub294 \uacbd\uc6b0, 5083<\/a> \uc774\ub97c \ubcf4\uc720\ud55c \ub4f1\uae09\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

Go \/ No-Go, \uadf8\ub9ac\uace0 5251\uc774 \uc0ac\uc6a9\ub418\ub294 \uacf3<\/h2>\n\n\n\n
\"Go<\/figure>\n\n\n\n

Go<\/strong> 5251\uc774 \ub3c4\uba74, \uc7ac\ub8cc \ud45c\uc900 \ubc0f \uc2b9\uc778\ub41c \uc81c\uc870 \uc808\ucc28\ub97c \ucda9\uc871\ud560 \ub54c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \uc131\ud615 \ub610\ub294 \uc6a9\uc811 \uc870\ub9bd\ud488\uc758 \uacbd\uc6b0 \uc2e4\uc81c \ud558\uc911, \ubd80\uc2dd \ub178\ucd9c \ubc0f \uc628\ub3c4\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \ub0ae\uc740 \ub9c8\uadf8\ub124\uc298\uc740 \ud558\ub098\uc758 \ubbfc\uac10\ud654 \uc704\ud5d8\uc744 \uc904\uc774\uc9c0\ub9cc \uc870\ub9bd\ud488\uc758 \uc628\ub3c4 \ub4f1\uae09\uc744 \uc124\uc815\ud558\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4. \uc7a5\uc2dc\uac04 \uace0\uc628 \uc0ac\uc6a9\uc758 \uacbd\uc6b0 \ud310\uc7ac\ubfd0\ub9cc \uc544\ub2c8\ub77c \uc6a9\uc811 \ucda9\uc804\uc7ac\ub3c4 \uac80\ud1a0\ud558\uc2ed\uc2dc\uc624: 5356\uc740 \uace0\ub9c8\uadf8\ub124\uc298 \uc6a9\uc811 \uae08\uc18d\uc744 \ub3c4\uc785\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

No-go<\/strong> 5251\uc774 \uc9c0\uc815\ub41c \uc81c\ud488 \ud45c\uc900\uc744 \ubc97\uc5b4\ub098\uac70\ub098, \uc120\ud0dd\ub41c \uc870\uc9c8\uc774 \uc694\uad6c\ub418\ub294 \ub0b4\ub825 \uac15\ub3c4\ub97c \ubcf4\uc7a5\ud560 \uc218 \uc5c6\uac70\ub098, \uc694\uad6c\ub418\ub294 \ud574\uc591 \ubd80\uc2dd \uc870\uc9c8\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc5c6\ub294 \uacbd\uc6b0 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \uc7a5\uc2dd\uc6a9 \uc591\uadf9 \uc0b0\ud654\uc758 \uacbd\uc6b0, \ud655\uc815 \uc804\uc5d0 \uc0d8\ud50c\uc744 \uc2b9\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\uc77c\ubc18\uc801\uc778 \uc751\uc6a9 \ubd84\uc57c\ub85c\ub294 \uc18c\ud615 \uc120\ubc15 \uc120\uccb4 \ubc0f \uc0c1\ubd80 \uad6c\uc870, \ucc28\ub7c9 \ud328\ub110, \uc0ac\uc77c\ub85c, \ucee8\ud14c\uc774\ub108 \ubc0f \uac74\ucd95\uc6a9 \ud504\ub808\uc2a4 \uc131\ud615\ud488\uc774 \uc788\uc2b5\ub2c8\ub2e4. 2.69 g\/cm\u00b3\uc5d0\uc11c \ub3d9\uc77c \ubd80\ud53c \uae30\uc900 \ucca0\uac15\uc758 \uc57d 1\/3 \ubb34\uac8c\uc785\ub2c8\ub2e4. \uc774 \uc911\ub7c9 \uc774\uc810\uc774 \ud558\uc911 \uc6a9\ub7c9\uc744 \uc785\uc99d\ud558\uc9c0\ub294 \uc54a\uc73c\uba70, \uad6c\uc870 \ubd80\ud488\uc5d0\ub294 \uc5ec\uc804\ud788 \uc124\uacc4 \uac80\ud1a0\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

5251 \uaddc\uc815 \ubc0f \uc870\ub2ec<\/h2>\n\n\n\n
\"5251<\/figure>\n\n\n\n

\uc8fc\ubb38\uc5d0 \ub2e4\uc74c \ub124 \uac00\uc9c0 \uc694\uad6c \uc0ac\ud56d\uc744 \ud3ec\ud568\ud558\uc2ed\uc2dc\uc624:<\/p>\n\n\n\n

    \n
  1. \ud569\uae08\ub9cc\uc774 \uc544\ub2c8\ub77c \uaddc\uaca9\uc744 \uba85\uc2dc\ud560 \uac83.<\/strong>\u00a0\u201c5251-H32 to EN 485-2\u201d\ub294 \ud574\uc11d\uc758 \uc5ec\uc9c0\ub97c \ub0a8\uae30\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4; \u201c5251-H32\u201d\ub9cc\uc73c\ub85c\ub294 \ub2e4\ub978 \ud55c\uacc4\ub97c \uac00\uc9c4 \ud45c\uc900\uc5d0 \ub300\ud55c \uc778\uc99d\uc11c\ub97c \ud5c8\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n
  2. \ud544\uc694\ud55c \ub0b4\ub825 \uac15\ub3c4\ub97c \uba85\uc2dc\ud558\uc2ed\uc2dc\uc624.<\/strong>\u00a0\uc124\uacc4\uc5d0 160 MPa\uac00 \ud544\uc694\ud55c \uacbd\uc6b0 \uc774\ub97c \uba85\uc2dc\ud558\uace0 \uc5b4\ub5a4 \uc870\uc9c8\uc774 \uc774\ub97c \ubcf4\uc7a5\ud558\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \uc5ec\uae30\uc5d0 \ub098\uc5f4\ub41c H32 \ucd5c\uc19f\uac12\uc740 \uc774\ub97c \ucda9\uc871\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n
  3. \uc870\uc9c8\uc744 \uc815\ud655\ud558\uac8c \uba85\uc2dc\ud558\uc2ed\uc2dc\uc624.<\/strong>\u00a0H22\uc640 H32\ub294 \ud45c \uac12\uc774 \uc77c\uce58\ud558\ub294 \uacbd\uc6b0\uc5d0\ub3c4 \uc0c1\ud638 \uad50\ud658\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n
  4. EN 10204 3.1\uc744 \uc694\uad6c\ud558\uc2ed\uc2dc\uc624.<\/strong>\u00a0\ud574\ub2f9 \uc778\uc99d\uc11c\ub294 \uc0dd\uc0b0 \uc81c\uac15\uc18c\uc5d0\uc11c \uc11c\uba85\ub41c \ud788\ud2b8\uc758 \uc2e4\uc81c \ubd84\uc11d \ubc0f \uae30\uacc4\uc801 \uacb0\uacfc\ub97c \ud3ec\ud568\ud558\uba70, \uc9c0\uc815\ud55c \ud55c\uacc4\uc5d0 \ub300\ud574 \uae08\uc18d\uc744 \ud655\uc778\ud560 \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n

    \ub2f9\uc0ac\ub294 O, H22, H24, H32, H34 \ubc0f H38 \uc870\uc9c8\ub85c 5251 \ud310\uc7ac\uc640 \ucf54\uc77c\uc744 \uc555\uc5f0\ud558\uace0 \ub3c4\uba74\uc5d0 \ub530\ub77c \ud6c4\ud310\uc744 \uc808\ub2e8\ud569\ub2c8\ub2e4; \ub2f9\uc0ac\uc758 5251 \uc54c\ub8e8\ubbf8\ub284 \ud310\uc7ac \ubc0f \ucf54\uc77c<\/a> \ud398\uc774\uc9c0\uc5d0\ub294 \ub2f9\uc0ac\uac00 \uc0dd\uc0b0\ud558\ub294 \ub450\uaed8\uc640 \ud3ed\uc774 \uac8c\uc2dc\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ube44\uc7ac\uace0 \uc0ac\uc774\uc988 \ubc0f \uc870\uc9c8\uc758 \uacbd\uc6b0 \uc0dd\uc0b0 \uc635\uc158\uacfc \ub9ac\ub4dc \ud0c0\uc784\uc744 \ud655\uc778\ud574 \uc8fc\uc2dc\uae30 \ubc14\ub77c\uba70, \uc77c\ubc18\uc801\uc73c\ub85c \uc800MOQ \uc8fc\ubb38 \uc2dc 10\u201360\uc77c\uc785\ub2c8\ub2e4. \ubd09\uc7ac, \uad00\uc7ac \ub610\ub294 \uc120\uc7ac\uc758 \uacbd\uc6b0 \ud310\uc7ac \uac12\uc744 \uc801\uc6a9\ud558\uc9c0 \ub9d0\uace0 \uc801\uc6a9 \uac00\ub2a5\ud55c \uc81c\ud488 \ud45c\uc900\uacfc \uc694\uad6c \ud2b9\uc131\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

    \uacb0\ub860<\/h2>\n\n\n\n

    5251\uacfc 5052\ub294 \uc870\uc131 \ud55c\ub3c4\uac00 \ub2e4\ub974\uba70 \uc790\ub3d9 \ub300\uccb4\uc7ac\ub85c \ucde8\uae09\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \ubcf4\uc7a5 \uac15\ub3c4\ub294 \ud45c\uc900, \uc870\uc9c8 \ubc0f \ub450\uaed8\uc5d0 \ub530\ub77c\uc11c\ub3c4 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc801\uc6a9 \uac00\ub2a5\ud55c \uc81c\ud488 \ud45c\uc900\uc5d0 \ub530\ub77c 5251\uc744 \uc9c0\uc815\ud558\uace0, \uc131\ud615 \ubc0f \uc0ac\uc6a9 \uc694\uad6c \uc0ac\ud56d\uc744 \ud655\uc778\ud558\uba70, \ub300\uccb4\uc5d0 \ub300\ud55c \uc2b9\uc778\uc744 \ubc1b\uc73c\uc2ed\uc2dc\uc624. \ub0ae\uc740 \ub9c8\uadf8\ub124\uc298 \ud568\ub7c9\uc740 \uace0\ub9c8\uadf8\ub124\uc298 \ubbfc\uac10\ud654 \uc704\ud5d8\uc744 \uc904\uc774\uc9c0\ub9cc \uc628\ub3c4 \ub610\ub294 \uc6a9\uc811 \ud655\uc778\uc744 \uc81c\uac70\ud558\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

    \ub2f9\uc0ac\ub294 \uc8fc\ubb38\uc5d0 \ub300\ud574 \ud569\uc758\ub41c \uc801\uc6a9 \ud45c\uc900\uc5d0 \ub530\ub77c 5251\uc744 \uacf5\uae09\ud558\uba70, \uc870\uc9c8\uacfc \ub0b4\ub825 \ucd5c\uc19f\uac12\uc744 \uc8fc\ubb38\uc11c\uc5d0 \uae30\uc7ac\ud558\uace0 \ud574\ub2f9 \ud788\ud2b8\uc758 \uc2e4\uc81c \uacb0\uacfc\ub97c \ub2f4\uc740 3.1 \uc778\uc99d\uc11c\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

    \ud45c\uc900 \ubc88\ud638, \uc870\uc9c8 \ubc0f \ud544\uc694\ud55c \ub0b4\ub825 \uac15\ub3c4\ub97c \ud3ec\ud568\ud55c \ub3c4\uba74\uc744 \ubcf4\ub0b4\uc8fc\uc2dc\uba74, 5251\uc774 \uc62c\ubc14\ub978 \ub2f5\uc778\uc9c0 \ub610\ub294 5754\uac00 \ub354 \uc801\uc740 \uc11c\ub958\ub85c \ubaa9\ud45c\ub97c \ub2ec\uc131\ud560 \uc218 \uc788\ub294\uc9c0 \ud655\uc778\ud574 \ub4dc\ub9ac\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

    \uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n\n\n\n

    5251\uc740 5052\uc640 \ub3d9\uc77c\ud569\ub2c8\uae4c?<\/h3>\n\n\n\n

    \uc544\ub2d9\ub2c8\ub2e4. \ud06c\ub86c\uacfc \ub9dd\uac04 \uacbd\uacc4\uc5d0\uc11c \uc911\ubcf5\ub418\uc9c0\ub9cc \uc870\uc131 \ud55c\ub3c4\uac00 \ub2e4\ub985\ub2c8\ub2e4. \ud654\ud559 \uc870\uc131\ub9cc \uc77c\uce58\ud55c\ub2e4\uace0 \ub3d9\ub4f1\uc131\uc774 \uc785\uc99d\ub418\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4. \ub300\uccb4 \uc804\uc5d0 \uc9c0\uc815\ub41c \ud45c\uc900, \uc870\uc9c8, \ub450\uaed8 \ubc0f \uae30\uacc4\uc801 \uc694\uad6c \uc0ac\ud56d\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

    5251\uc774 ASTM B209\uc5d0 \uc5c6\ub294 \uc774\uc720\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/h3>\n\n\n\n

    \uc81c\ud488 \ud45c\uc900\uc740 \uc120\ud0dd\ub41c \ud569\uae08\uacfc \uc870\uc9c8\uc744 \ub098\uc5f4\ud558\uba70, \ub4f1\ub85d\ub9cc\uc73c\ub85c \ud3ec\ud568\uc774 \ubcf4\uc7a5\ub418\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4. 5251\uc740 B209\uac00 \uc544\ub2cc EN 485 \ubc0f AS\/NZS 1734\uc5d0 \uaddc\uc815\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. B209\uac00 \ud544\uc694\ud55c \uacbd\uc6b0 5052 \ub610\ub294 5754\uc640 \uac19\uc740 \ud3ec\ud568\ub41c \ud569\uae08\uc744 \ud3c9\uac00\ud558\uace0 \ub300\uccb4 \uc2b9\uc778\uc744 \ubc1b\uc73c\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

    5251\uc5d0\ub294 \uc5b4\ub5a4 \uc6a9\uc811\ubd09\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\uae4c?<\/h3>\n\n\n\n

    5356\uc774 \uc77c\ubc18\uc801\uc778 \uc635\uc158\uc785\ub2c8\ub2e4. \ub450 \ubaa8\uc7ac\uc640 \uc0ac\uc6a9 \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub530\ub77c 4043\ub3c4 \uc801\ud569\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc815\ud655\ud55c \uc870\uc778\ud2b8\uc5d0 \ub300\ud55c \ucda9\uc804\uc7ac \uc9c0\uce68\uc744 \ud655\uc778\ud558\uace0 \uc808\ucc28 \uac80\uc99d\uc744 \ud1b5\ud574 \uc120\ud0dd\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624, \ud2b9\ud788 \uc774\uc885 \ud569\uae08\uc774\ub098 \uace0\uc628 \uc0ac\uc6a9\uc758 \uacbd\uc6b0.<\/p>\n\n\n\n

    5251 \ud310\uc7ac\uc758 \ub9ac\ub4dc \ud0c0\uc784\uacfc \ucd5c\uc18c \uc8fc\ubb38 \uc218\ub7c9\uc740 \uc5bc\ub9c8\uc785\ub2c8\uae4c?<\/h3>\n\n\n\n

    \uc18c\ub7c9 \ub9de\ucda4 \uc0dd\uc0b0\uc774 \uac00\ub2a5\ud558\uba70, \uc7ac\uace0 \uaddc\uaca9\uc740 \ub354 \ube60\ub974\uac8c \uacf5\uae09\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \ub9ac\ub4dc \ud0c0\uc784\uc740 \ub450\uaed8, \ud3ed \ubc0f \uc870\uc9c8\uc5d0 \ub530\ub77c 10\u201360\uc77c\uc774\uba70, \ubaa8\ub4e0 \uc8fc\ubb38\uc5d0\ub294 MTC\uac00 \ud568\uaed8 \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"

    5251 aluminum is a 2% magnesium, 0.3% manganese sheet and plate alloy, registered by the Aluminum Association and specified in EN 485 and AS\/NZS 1734 \u2014 but it holds no row in ASTM B209. State the applicable EN or AS\/NZS standard in the order so the supplier knows which strength limits to meet. 5251 is […]<\/p>\n","protected":false},"author":1,"featured_media":10785,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"5251 Aluminum Sheet: Properties, Tempers and 5052 Comparison","_seopress_titles_desc":"Buying 5251 aluminum sheet? See the EN 573-3 composition, the EN 485-2 temper ladder, the real gap against 5052, and the four questions to settle before you order.","_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":[177],"tags":[],"class_list":["post-8661","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-5000_6000-series-aluminum"],"_links":{"self":[{"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/posts\/8661","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=8661"}],"version-history":[{"count":3,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/posts\/8661\/revisions"}],"predecessor-version":[{"id":10791,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/posts\/8661\/revisions\/10791"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/media\/10785"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/media?parent=8661"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/categories?post=8661"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/tags?post=8661"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}