{"id":8805,"date":"2025-06-15T02:00:17","date_gmt":"2025-06-15T02:00:17","guid":{"rendered":"https:\/\/premiumalu.com\/7021-aluminum-the-ultimate-guide-to-its-uses\/"},"modified":"2026-08-19T10:29:13","modified_gmt":"2026-08-19T10:29:13","slug":"7021-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ed%99%9c%ec%9a%a9%ec%97%90-%eb%8c%80%ed%95%9c-%ea%b6%81%ea%b7%b9%ec%a0%81%ec%9d%b8-%ea%b0%80%ec%9d%b4%eb%93%9c","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/ko\/7021-aluminum-the-ultimate-guide-to-its-uses\/","title":{"rendered":"7021 \uc54c\ub8e8\ubbf8\ub284\uc744 \ub9cc\ub098\ubcf4\uc138\uc694: \uad81\uadf9\uc758 \uac00\uc774\ub4dc"},"content":{"rendered":"

7021 \uc54c\ub8e8\ubbf8\ub284\uc774\ub780 \ubb34\uc5c7\uc778\uac00?<\/h2>\n\n\n\n

7021\u662f\u4e00\u79cd7000\u7cfb\u94dd\u5408\u91d1\uff0c\u4ee5\u950c\uff085.0\u20136.0%\uff09\u4f5c\u4e3a\u4e3b\u8981\u5f3a\u5316\u5143\u7d20\uff0c\u8f85\u4ee5\u9541\uff081.2\u20131.8%\uff09\u548c\u94dc\uff081.2\u20132.0%\uff09\u3002\u8be5\u5408\u91d1\u901a\u8fc7\u6c89\u6dc0\u786c\u5316\u5904\u7406\u2014\u2014\u5f3a\u5ea6\u6765\u6e90\u4e8e\u53d7\u63a7\u70ed\u5904\u7406\uff0c\u800c\u975e\u51b7\u52a0\u5de5\u3002\u8be5\u5408\u91d1\u5c5e\u4e8eAl-Zn-Mg-Cu\u7cfb\uff0c\u4e0e7075\u540c\u5c5e\u4e00\u65cf\uff0c\u4f46\u5176\u6210\u5206\u9488\u5bf9\u4e0d\u540c\u7684\u6027\u80fd\u53d6\u820d\u8fdb\u884c\u4e86\u8c03\u6574\uff1a\u5cf0\u503c\u5f3a\u5ea6\u7565\u4f4e\uff0c\u4f46\u710a\u63a5\u6027\u663e\u8457\u6539\u5584\uff0c\u4e14\u70ed\u5f71\u54cd\u533a\u5177\u6709\u5408\u7406\u7684\u97e7\u6027\u3002.<\/p>\n\n\n\n

\u710a\u63a5\u6027\u6b63\u662f7021\u533a\u522b\u4e8e\u5176\u4ed67000\u7cfb\u5408\u91d1\u7684\u5173\u952e\u3002\u5927\u591a\u65707xxx\u7cfb\u5408\u91d1\u2014\u2014\u5c24\u5176\u662f7075\u2014\u2014\u5b9e\u8d28\u4e0a\u65e0\u6cd5\u901a\u8fc7\u7194\u710a\u5de5\u827a\u710a\u63a5\u30027021\u4e13\u4e3a\u9ad8\u5f3a\u5ea6\u4e0e\u710a\u63a5\u8fde\u63a5\u80fd\u529b\u5fc5\u987b\u5171\u5b58\u7684\u5e94\u7528\u800c\u5f00\u53d1\u3002\u5176\u4ee3\u4ef7\u662f\u8010\u8150\u8680\u6027\uff1a\u4e0e\u6240\u6709\u5bcc\u950c\u94dd\u5408\u91d1\u4e00\u6837\uff0c7021\u5728\u5916\u90e8\u6216\u6f6e\u6e7f\u73af\u5883\u670d\u5f79\u65f6\u9700\u8981\u4fdd\u62a4\u6d82\u5c42\u6216\u9633\u6781\u6c27\u5316\u5904\u7406\u3002\u5982\u679c\u96f6\u4ef6\u9700\u8981\u710a\u63a5\u4e14\u9700\u89817000\u7cfb\u5f3a\u5ea6\uff0c7021\u662f\u5c11\u6570\u4f7f\u8fd9\u4e00\u7ec4\u5408\u5207\u5b9e\u53ef\u884c\u7684\u5408\u91d1\u4e4b\u4e00\u3002.<\/p>\n\n\n\n

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

\ud654\ud559 \uc131\ubd84 \ubc0f \uae30\uacc4\uc801 \ud2b9\uc131<\/h2>\n\n\n\n

\ud654\ud559 \uc131\ubd84<\/h3>\n\n\n\n

\u8be5\u5408\u91d1\u7684\u5f3a\u5ea6\u7279\u6027\u4e3b\u8981\u7531\u950c\u548c\u9541\u9a71\u52a8\uff0c\u4e8c\u8005\u5728\u4eba\u5de5\u65f6\u6548\u8fc7\u7a0b\u4e2d\u5f62\u6210\u5f3a\u5316\u6790\u51fa\u76f8\u3002\u94dc\u63d0\u4f9b\u4e8c\u6b21\u786c\u5316\u6548\u5e94\u5e76\u6539\u5584\u6297\u5e94\u529b\u8150\u8680\u5f00\u88c2\u6027\u80fd\u3002\u9506\uff080.08\u20130.18%\uff09\u8d77\u7ed3\u6784\u4f5c\u7528\uff1a\u5b83\u63d0\u9ad8\u518d\u7ed3\u6676\u6e29\u5ea6\uff0c\u5e2e\u52a9\u5408\u91d1\u5728\u70ed\u5904\u7406\u548c\u710a\u63a5\u5faa\u73af\u4e2d\u4fdd\u6301\u7ec6\u6676\u7ec4\u7ec7\u3002\u94ec\uff080.10\u20130.25%\uff09\u63d0\u4f9b\u989d\u5916\u7684\u6676\u754c\u9489\u624e\u4f5c\u7528\u3002.<\/p>\n\n\n\n

\uc694\uc18c<\/strong><\/td>\uad6c\uc131 \ubc94\uc704(\uc911\ub7c9 \uae30\uc900 %)<\/strong><\/td>\uc5ed\ud560<\/strong><\/td><\/tr>
\uc54c\ub8e8\ubbf8\ub284(Al)<\/td>\u5e73\u8861\uff08~90.7\u201393.7\uff09<\/td>\ube44\uadc0\uae08\uc18d<\/td><\/tr>
\uc544\uc5f0(Zn)<\/td>5.0\u20136.0<\/td>\u4e3b\u8981\u5f3a\u5316\u5143\u7d20<\/td><\/tr>
\ub9c8\uadf8\ub124\uc298(Mg)<\/td>1.2\u20131.8<\/td>\u6790\u51fa\u7269\u5f62\u6210\u5143\u7d20\uff1b\u5f3a\u5ea6+\u8010\u8150\u8680\u6027<\/td><\/tr>
\uad6c\ub9ac(Cu)<\/td>1.2\u20132.0<\/td>\u4e8c\u6b21\u786c\u5316\uff1b\u6297\u5e94\u529b\u8150\u8680\u6027\u80fd<\/td><\/tr>
\ub9dd\uac04(Mn)<\/td>0.10\u20130.40<\/td>\u6676\u7c92\u7ec4\u7ec7\u63a7\u5236<\/td><\/tr>
\ud06c\ub86c(Cr)<\/td>0.10\u20130.25<\/td>\u6676\u754c\u7a33\u5b9a\u5316<\/td><\/tr>
\uc9c0\ub974\ucf54\ub284(Zr)<\/td>0.08\u20130.18<\/td>\u63d0\u9ad8\u518d\u7ed3\u6676\u6e29\u5ea6<\/td><\/tr>
\uc2e4\ub9ac\ucf58(Si)<\/td>\u22640.40<\/td>\u6742\u8d28\u9650\u91cf<\/td><\/tr>
\ucca0(Fe)<\/td>\u22640.50<\/td>\u6742\u8d28\u9650\u91cf<\/td><\/tr>
\ud2f0\ud0c0\ub284(Ti)<\/td>\u22640.10<\/td>\u6676\u7c92\u7ec6\u5316\u5242<\/td><\/tr>
\uae30\ud0c0(\uac01)<\/td>\u22640.05<\/td>\u5fae\u91cf\u5143\u7d20<\/td><\/tr>
\uae30\ud0c0(\ud569\uacc4)<\/td>\u22640.15<\/td>\u5fae\u91cf\u5143\u7d20\u603b\u91cf<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u529b\u5b66\u6027\u80fd\uff08T6\u72b6\u6001\uff09<\/h3>\n\n\n\n
\"\"<\/figure>\n\n\n\n

\u9664\u975e\u53e6\u6709\u8bf4\u660e\uff0c\u4ee5\u4e0b\u6570\u503c\u9002\u7528\u4e8eT6\u72b6\u6001\u76847021\u2014\u2014\u5373\u56fa\u6eb6\u70ed\u5904\u7406\u5e76\u4eba\u5de5\u65f6\u6548\u81f3\u5cf0\u503c\u5f3a\u5ea6\u3002\u8fd9\u662f\u7ed3\u6784\u5e94\u7528\u7684\u57fa\u7840\u72b6\u6001\u3002.<\/p>\n\n\n\n

\uc18d\uc131<\/strong><\/td>\uac00\uce58<\/strong><\/td>\ucc38\uace0<\/strong><\/td><\/tr>
\ubc00\ub3c4<\/td>2.78g\/cm\u00b3<\/td>7xxx\u7cfb\u5178\u578b\u503c<\/td><\/tr>
\uad81\uadf9\uc758 \uc778\uc7a5 \uac15\ub3c4<\/td>470MPa(68ksi)<\/td>\uae38\uc774 \ubc29\ud5a5, \uc2e4\uc628<\/td><\/tr>
\uc778\uc7a5 \ud56d\ubcf5 \uac15\ub3c4 (0.2% \uc624\ud504\uc14b)<\/td>420 MPa\uff0861 ksi\uff09<\/td>\u7ed3\u6784\u4ef6\u8bbe\u8ba1\u63a7\u5236\u503c<\/td><\/tr>
\ud734\uc2dd \uc2dc \uc2e0\uc7a5<\/td>~10%<\/td>50 mm\u6807\u8ddd<\/td><\/tr>
\ud0c4\uc131 \uacc4\uc218<\/td>71 GPa\uff0810,300 ksi\uff09<\/td>\uac15\ucca0\uc758 \uc57d 1\/3 \uc218\uc900<\/td><\/tr>
\ud53c\ub85c \uac15\ub3c4(5\u00d710\u2078 \uc0ac\uc774\ud074)<\/td>~150 MPa\uff0822 ksi\uff09<\/td>\ud3c9\ud65c \uc2dc\ud3b8, R = \u22121<\/td><\/tr>
\uc804\ub2e8 \uac15\ub3c4<\/td>270MPa(39ksi)<\/td>\u4e0e\u94c6\u63a5\u548c\u87ba\u6813\u8fde\u63a5\u8bbe\u8ba1\u76f8\u5173<\/td><\/tr>
\uacbd\ub3c4<\/td>~120 HB<\/td>500 kg \ud558\uc911, 10 mm \ubcfc<\/td><\/tr>
\uc5f4 \uc804\ub3c4\uc131<\/td>150 W\/m\u00b7K<\/td>\u4e2d\u7b49\uff1b\u8db3\u4ee5\u6ee1\u8db3\u5927\u591a\u6570\u7ed3\u6784\u5e94\u7528<\/td><\/tr>
\uc804\uae30 \uc804\ub3c4\uc131<\/td>38% IACS<\/td>\u5bcc\u950c\u5408\u91d1\u5178\u578b\u503c<\/td><\/tr>
\ub179\ub294 \ubc94\uc704<\/td>510\u2013630\u00b0C<\/td>\uace0\uc0c1\uc120\uc5d0\uc11c \uc561\uc0c1\uc120\uae4c\uc9c0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

420 MPa\u7684\u5c48\u670d\u5f3a\u5ea6\u4f7f7021-T6\u8fdc\u9ad8\u4e8e6061-T6\uff08276 MPa\uff09\uff0c\u7a33\u5c45\u9ad8\u5f3a\u5ea6\u94dd\u5408\u91d1\u4e4b\u5217\u300210%\u7684\u4f38\u957f\u7387\u4f4e\u4e8e5xxx\u62166xxx\u5408\u91d1\u7684\u5178\u578b\u503c\uff0c\u5982\u679c\u96f6\u4ef6\u9700\u8981\u5236\u9020\u540e\u6210\u5f62\uff0c\u8fd9\u4e00\u70b9\u5f88\u91cd\u8981\u2014\u2014T6\u72b6\u6001\u76847021\u4e0d\u662f\u6210\u5f62\u5408\u91d1\u3002\u5176\u53d6\u820d\u5728\u4e8e\u4ee5\u5f3a\u5ea6\u6362\u5ef6\u5c55\u6027\uff0c\u5bf9\u4e8e\u4ee5\u9759\u8f7d\u80fd\u529b\u4e3a\u8bbe\u8ba1\u4e3b\u5bfc\u7684\u7ed3\u6784\u5e94\u7528\uff0c\u5c48\u670d\u5f3a\u5ea6\u5373\u4e3a\u8bbe\u8ba1\u63a7\u5236\u503c\u3002.<\/p>\n\n\n\n

7021\u7684\u5e94\u7528\u9886\u57df<\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n

7021\u7684\u51b3\u5b9a\u6027\u4f18\u52bf\u5728\u4e8e\u5f3a\u5ea6\u4e0e\u710a\u63a5\u6027\u7684\u7ec4\u5408\u3002\u5927\u591a\u6570\u5e94\u7528\u5c5e\u4e8e7075\u5728\u5f3a\u5ea6\u4e0a\u663e\u7136\u662f\u9996\u9009\u3001\u4f46\u96f6\u4ef6\u5fc5\u987b\u901a\u8fc7\u710a\u63a5\u8fde\u63a5\u7684\u60c5\u51b5\u3002.<\/p>\n\n\n\n

1. \u710a\u63a5\u7ed3\u6784\u7ec4\u4ef6<\/h3>\n\n\n\n

\u710a\u63a5\u8fd0\u8f93\u7ed3\u6784\u2014\u2014\u5361\u8f66\u8f66\u67b6\u3001\u62d6\u8f66\u5e95\u76d8\u3001\u8f68\u9053\u8f66\u8f86\u90e8\u4ef6\u2014\u2014\u5728\u540c\u65f6\u8981\u6c42\u9ad8\u5f3a\u5ea6\u548c\u7194\u710a\u7684\u573a\u5408\u4f7f\u75287021\u3002\u8be5\u5408\u91d1\u7684\u6297\u70ed\u88c2\u6027\u663e\u8457\u4f18\u4e8e7075\uff0c\u53ef\u4f7f\u7528\u5408\u683c\u76845xxx\u7cfb\u586b\u5145\u6750\u6599\uff085356\u62165183\uff09\u8fdb\u884cMIG\u548cTIG\u710a\u63a5\u3002\u710a\u63a5\u63a5\u5934\u4ecd\u662f\u8bbe\u8ba1\u9650\u5236\u90e8\u4f4d\u3002.<\/p>\n\n\n\n

2. \u822a\u7a7a\u822a\u5929\u710a\u63a5\u90e8\u4ef6<\/h3>\n\n\n\n

\u5728\u822a\u7a7a\u822a\u5929\u9886\u57df\uff0c7021\u7528\u4e8e\u710a\u63a5\u5b50\u7ec4\u4ef6\u2014\u2014\u8d27\u67dc\u6846\u67b6\u3001\u52a0\u5f3a\u7b4b\u7ec4\u4ef6\u3001\u6b21\u7ea7\u7ed3\u6784\u652f\u67b6\u2014\u2014\u5728\u8fd9\u4e9b\u5e94\u7528\u4e2d\uff0c7075\u7684\u4e0d\u53ef\u710a\u6027\u5c06\u8feb\u4f7f\u91c7\u7528\u94c6\u63a5\u6216\u87ba\u6813\u8fde\u63a5\u8bbe\u8ba1\uff0c\u4ece\u800c\u589e\u52a0\u91cd\u91cf\u3002\u5b83\u4e0d\u662f\u673a\u8eab\u8499\u76ae\u6216\u673a\u7ffc\u6881\u7684\u5408\u91d1\u6750\u6599\uff1b\u8fd9\u4e9b\u4ecd\u5c5e\u4e8e2024\u548c7075\u7684\u5e94\u7528\u9886\u57df\u3002.<\/p>\n\n\n\n

3. \u6a21\u5177\u5236\u9020\u548c\u5de5\u88c5<\/h3>\n\n\n\n

7021-T6\u7528\u4e8e\u5851\u6599\u6ce8\u5851\u6a21\u5177\u548c\u5439\u5851\u6a21\u5177\u5de5\u88c5\uff0c\u5728\u8fd9\u4e9b\u5e94\u7528\u4e2d\uff0c\u9ad8\u6297\u538b\u5f3a\u5ea6\u3001\u5bfc\u70ed\u6027\u548c\u673a\u52a0\u5de5\u6027\u81f3\u5173\u91cd\u8981\u3002\u4e0e\u6a21\u5177\u94a2\u76f8\u6bd4\uff0c\u94dd\u5236\u5de5\u88c5\u901a\u8fc7\u66f4\u5feb\u7684\u70ed\u4f20\u9012\u7f29\u77ed\u5faa\u73af\u65f6\u95f4\uff0c\u800c7021\u5728\u76f8\u540c\u89d2\u8272\u4e2d\u63d0\u4f9b\u4f18\u4e8e6061\u62165083\u7684\u5f3a\u5ea6\u3002.<\/p>\n\n\n\n

4. \u8d77\u91cd\u673a\u3001\u8d77\u91cd\u8bbe\u5907\u53ca\u91cd\u578b\u5236\u9020<\/h3>\n\n\n\n

\u6865\u5f0f\u8d77\u91cd\u673a\u6881\u3001\u8d77\u91cd\u81c2\u548c\u5927\u578b\u7ed3\u6784\u5236\u9020\u53d7\u76ca\u4e8e7021\u7684\u710a\u63a5\u6027\uff0c\u5728\u4ec5\u9760\u673a\u68b0\u7d27\u56fa\u4e0d\u5207\u5b9e\u9645\u7684\u60c5\u51b5\u4e0b\u5c24\u4e3a\u5982\u6b64\u3002\u4e0e6xxx\u7cfb\u66ff\u4ee3\u6750\u6599\u76f8\u6bd4\uff0c\u8be5\u6750\u6599\u80fd\u66f4\u597d\u5730\u5904\u7406\u710a\u63a5\u8fde\u63a5\u70b9\u5468\u56f4\u7684\u5e94\u529b\u96c6\u4e2d\uff0c\u4e14\u4e0e\u540c\u7b49\u5f3a\u5ea6\u7684\u949b\u6216\u94a2\u76f8\u6bd4\u6210\u672c\u66f4\u4f4e\u3002.<\/p>\n\n\n\n

7021\u72b6\u6001\u9009\u9879<\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n

7021\u6700\u5e38\u4ee5\u4e09\u79cd\u72b6\u6001\u4f9b\u8d27\uff0c\u6bcf\u79cd\u72b6\u6001\u9488\u5bf9\u4e0d\u540c\u7684\u52a0\u5de5\u8981\u6c42\u3002.<\/p>\n\n\n\n

\uc131\uc9c8<\/strong><\/td>\ucc98\ub9ac \ubc29\ubc95<\/strong><\/td>UTS (MPa)<\/strong><\/td>\ud56d\ubcf5 \uac15\ub3c4 (MPa)<\/strong><\/td>\uc2e0\uc7a5<\/strong><\/td>\ucd5c\uc0c1\uc758 \ub300\uc0c1<\/strong><\/td>\u5e94\u907f\u514d\u7684\u60c5\u51b5<\/strong><\/td><\/tr>
T6<\/td>\u56fa\u6eb6\u70ed\u5904\u7406+\u4eba\u5de5\u65f6\u6548<\/td>470<\/td>420<\/td>~10%<\/td>\u4e00\u822c\u7ed3\u6784\u4ef6\uff1a\u4f9b\u8d27\u72b6\u6001\u5f3a\u5ea6\uff0c\u65e0\u9700\u710a\u540e\u5904\u7406<\/td>\u70ed\u5904\u7406\u540e\u9700\u8981\u4e25\u683c\u6210\u5f62\u6216\u5f2f\u66f2<\/td><\/tr>
T651<\/td>T6+\u5e94\u529b\u6d88\u9664\u62c9\u4f38\uff081\u20133%\uff09<\/td>470<\/td>420<\/td>~10%<\/td>\u673a\u52a0\u5de5\u96f6\u4ef6\uff0c\u5728\u53bb\u9664\u6750\u6599\u524d\u5fc5\u987b\u6d88\u9664\u6b8b\u4f59\u5e94\u529b<\/td>\u2014\uff08\u5bf9\u4e8e\u5927\u591a\u6570\u975e\u673a\u52a0\u5de5\u5e94\u7528\uff0c\u529f\u80fd\u4e0a\u4e0eT6\u76f8\u540c\uff09<\/td><\/tr>
T62<\/td>\u7531\u7528\u6237\u65bd\u52a0\u5904\u7406\u8fdb\u884c\u56fa\u6eb6\u70ed\u5904\u7406+\u4eba\u5de5\u65f6\u6548<\/td>~470<\/td>~420<\/td>~10%<\/td>\u4f5c\u4e3a\u5236\u9020\u7ec4\u4ef6\u800c\u975e\u539f\u6750\u6599\u8fdb\u884c\u56fa\u6eb6\u5904\u7406\u548c\u65f6\u6548\u7684\u96f6\u4ef6<\/td>\u8ba2\u8d2d\u539f\u6750\u6599\u2014\u2014\u8bf7\u6307\u5b9aT6\u6216T651<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

T6\uff1a\u6807\u51c6\u72b6\u6001<\/h3>\n\n\n\n

T6\u662f\u5927\u591a\u65707021\u5e94\u7528\u7684\u6807\u51c6\u72b6\u6001\u3002\u6750\u6599\u4ee5\u5b8c\u5168\u65f6\u6548\u72b6\u6001\u4ea4\u4ed8\uff0c\u53ef\u76f4\u63a5\u8fdb\u884c\u5236\u9020\u2014\u2014\u710a\u63a5\u3001\u673a\u52a0\u5de5\u548c\u88c5\u914d\u3002420 MPa\u7684\u5c48\u670d\u5f3a\u5ea6\u4e3a\u8bbe\u8ba1\u503c\u3002.<\/p>\n\n\n\n

T651\uff1a\u7528\u4e8e\u673a\u52a0\u5de5\u7684\u5e94\u529b\u6d88\u9664\u72b6\u6001<\/h3>\n\n\n\n

\u5982\u679c\u96f6\u4ef6\u5c06\u8fdb\u884c\u5927\u91cf\u673a\u52a0\u5de5\u2014\u2014\u6df1\u8154\u3001\u4e0d\u5bf9\u79f0\u6750\u6599\u53bb\u9664\u3001\u4e25\u683c\u7684\u5e73\u9762\u5ea6\u516c\u5dee\u2014\u2014T651\u662f\u66f4\u597d\u7684\u9009\u62e9\u3002\u5e94\u529b\u6d88\u9664\u62c9\u4f38\u901a\u8fc7\u6a2a\u622a\u9762\u91cd\u65b0\u5206\u5e03\u6dec\u706b\u6b8b\u4f59\u5e94\u529b\uff0c\u51cf\u5c11\u673a\u52a0\u5de5\u8fc7\u7a0b\u4e2d\u7684\u7fd8\u66f2\u3002\u529b\u5b66\u6027\u80fd\u4e0eT6\u76f8\u540c\uff1bT651\u63d0\u4f9b\u7684\u662f\u5c3a\u5bf8\u7a33\u5b9a\u6027\uff0c\u800c\u975e\u989d\u5916\u5f3a\u5ea6\u3002.<\/p>\n\n\n\n

\u5173\u4e8eT62\u7684\u8bf4\u660e<\/h3>\n\n\n\n

T62\u63cf\u8ff0\u7684\u662f\u5236\u9020\u5546\u6216\u52a0\u5de5\u65b9\u5bf9\u6210\u5f62\u6216\u88c5\u914d\u540e\u7684\u7ec4\u4ef6\u8fdb\u884c\u56fa\u6eb6\u5904\u7406\u548c\u65f6\u6548\uff0c\u800c\u975e\u7531\u5de5\u5382\u4ee5\u5b8c\u5168\u65f6\u6548\u72b6\u6001\u4ea4\u4ed8\u3002T62\u4e0d\u662f7021\u7684\u72ec\u7acb\u724c\u53f7\u2014\u2014\u5b83\u63cf\u8ff0\u7684\u662f\u52a0\u5de5\u8def\u7ebf\u3002\u8ba2\u8d2d\u539f\u6750\u6599\u65f6\uff0c\u8bf7\u6307\u5b9aT6\uff08\u673a\u52a0\u5de5\u96f6\u4ef6\u5219\u6307\u5b9aT651\uff09\u3002\u5982\u679c\u5728\u710a\u63a5\u6216\u6210\u5f62\u540e\u5bf9\u7ec4\u4ef6\u8fdb\u884c\u56fa\u6eb6\u5904\u7406\u4ee5\u6062\u590d\u5b8c\u5168\u5f3a\u5ea6\uff0c\u5219T62\u5177\u6709\u76f8\u5173\u6027\u3002.<\/p>\n\n\n\n

7021\u4e0e7075\u53ca6061\u7684\u5bf9\u6bd4<\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n

\u8fd9\u4e09\u79cd\u5408\u91d1\u6db5\u76d6\u4e86\u6700\u5e38\u89c1\u7684\u9ad8\u5f3a\u5ea6\u94dd\u5408\u91d1\u9009\u6750\u51b3\u7b56\u3002\u4e0b\u8868\u5217\u51fa\u4e86\u5173\u952e\u9009\u6750\u6807\u51c6\u3002.<\/p>\n\n\n\n

\uc18d\uc131<\/strong><\/td>7021-T6<\/a><\/strong><\/td>7075-T6<\/a><\/strong><\/td>6061-T6<\/a><\/strong><\/td><\/tr>
\uc778\uc7a5 \uac15\ub3c4(UTS)<\/td>470 MPa<\/td>572 MPa<\/td>310 MPa<\/td><\/tr>
\uc218\uc728 \uac15\ub3c4<\/td>420 MPa<\/td>503 MPa<\/td>276 MPa<\/td><\/tr>
\uc2e0\uc7a5<\/td>~10%<\/td>~11%<\/td>12\u201317%<\/td><\/tr>
\ubc00\ub3c4<\/td>2.78g\/cm\u00b3<\/td>2.81g\/cm\u00b3<\/td>2.70g\/cm\u00b3<\/td><\/tr>
\uc6a9\uc811\uc131(\uc735\ud569)<\/td>\ubcf4\ud1b5 \u2014 \uc790\uaca9 \uc778\uc99d\ub41c MIG\/TIG \uacf5\uc815 \ud544\uc694<\/td>\ubd88\ub7c9 \u2014 \uc735\ud569 \uc6a9\uc811\uc5d0\ub294 \uad8c\uc7a5\ub418\uc9c0 \uc54a\uc74c<\/td>\uc6b0\uc218 \u2014 \ubaa8\ub4e0 \uc77c\ubc18 \uacf5\uc815 \uac00\ub2a5<\/td><\/tr>
\ub0b4\uc2dd\uc131<\/td>\uc81c\ud55c\uc801 \u2014 \ucf54\ud305 \ub610\ub294 \uc591\uadf9\uc0b0\ud654 \ucc98\ub9ac \ud544\uc694<\/td>\uc81c\ud55c\uc801 \u2014 \ucf54\ud305 \ub610\ub294 \ud074\ub798\ub529 \ud544\uc694<\/td>\uc591\ud638 \u2014 \ubcf4\ud638 \uc5c6\uc774 \ub2e4\uc591\ud55c \ud658\uacbd\uc5d0\uc11c \uc0ac\uc6a9 \uac00\ub2a5<\/td><\/tr>
\ud53c\ub85c \uac15\ub3c4<\/td>~150 MPa<\/td>~160 MPa<\/td>~97 MPa<\/td><\/tr>
\uae30\uacc4 \uac00\uacf5\uc131<\/td>\ub9e4\uc6b0 \uc6b0\uc218<\/td>Good<\/td>Good<\/td><\/tr>
\uc77c\ubc18\uc801\uc778 \uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/td>\uc6a9\uc811 \uad6c\uc870\ubb3c, \uae08\ud615, \uc6a9\uc811 \ud56d\uacf5\uc6b0\uc8fc \ud558\uc704\uc870\ub9bd\uccb4<\/td>\uace0\uc751\ub825 \uac00\uacf5 \ubd80\ud488, \uae30\uccb4 \uad6c\uc870<\/td>\uc77c\ubc18 \uc81c\uc791, \ud574\uc591, \uac74\ucd95<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

7021\uc774 \uc801\ud569\ud55c \uc120\ud0dd\uc778 \uacbd\uc6b0<\/h3>\n\n\n\n

\ubd80\ud488\uc774 \uc6a9\uc811\ub418\uc5b4\uc57c \ud558\uace0 7000\uacc4\uc5f4 \uac15\ub3c4\uac00 \ud544\uc694\ud55c \uacbd\uc6b0. 7075\ub294 \uc0ac\uc2e4\uc0c1 \uc6a9\uc811\uc774 \ubd88\uac00\ub2a5\ud569\ub2c8\ub2e4 \u2014 \uc735\ud569\ubd80\uc758 \uace0\uc628 \uade0\uc5f4\uacfc \uc2ec\uac01\ud55c \uc5f4\uc601\ud5a5\ubd80(HAZ) \uac15\ub3c4 \uc800\ud558\ub85c \uc778\ud574 \uc6a9\uc811 \uc870\ub9bd\uccb4\uc5d0 \uc2e4\uc6a9\uc801\uc774\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. 7021\uc740 \uc774\ub7ec\ud55c \uc81c\uc57d \uc870\uac74\uc744 \uc704\ud574 \uac1c\ubc1c\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc811\ud569 \ubc29\ubc95\uc774 \uc6a9\uc811\uc774\uace0 6061\uc758 276 MPa \ud56d\ubcf5\uac15\ub3c4\uac00 \ucda9\ubd84\ud558\uc9c0 \uc54a\ub2e4\uba74, 7021\uc774 \ub17c\ub9ac\uc801\uc778 \ucc28\uc0c1\uc704 \uc120\ud0dd\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

6061\uc774 \uc81c\uacf5\ud558\ub294 \uac83\ubcf4\ub2e4 \ub354 \ub192\uc740 \uac15\ub3c4\uac00 \ud544\uc694\ud55c \uae08\ud615 \ud234\ub9c1. 7021\uc758 420 MPa \ud56d\ubcf5\uac15\ub3c4\ub294 \uc0ac\ucd9c \ubc0f \ube14\ub85c\uc6b0 \ubab0\ub4dc \ud234\ub9c1\uc5d0 6061 \ub610\ub294 5083 \ub300\uccb4\uc7ac \ub300\ube44 \ube44\uc2b7\ud55c \ube44\uc6a9\uc73c\ub85c \ub354 \ub192\uc740 \uc555\ub825 \ub4f1\uae09\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

7075 \ub610\ub294 6061\uc774 \ub354 \uc801\ud569\ud55c \uacbd\uc6b0<\/h3>\n\n\n\n

\uc6a9\uc811\uc774 \ud544\uc694 \uc5c6\ub294 \ucd5c\ub300 \uac15\ub3c4. 7075-T6\ub294 7021\ubcf4\ub2e4 \uc57d 20% \ub354 \ub192\uc740 \ud56d\ubcf5\uac15\ub3c4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \ubcfc\ud2b8 \ub610\ub294 \ub9ac\ubcb3 \uccb4\uacb0\ub420 \uae30\uacc4\uac00\uacf5 \uad6c\uc870 \ubd80\ud488, \ud56d\uacf5\uae30 \ud53c\ud305, \uace0\uc751\ub825 \ubd80\ud488\uc758 \uacbd\uc6b0 7075\uac00 \ub354 \uac15\ud55c \uc120\ud0dd\uc785\ub2c8\ub2e4. \uc804\uccb4 \ubb3c\uc131 \ub370\uc774\ud130\ub294 7075 \uc54c\ub8e8\ubbf8\ub284 \uac00\uc774\ub4dc\ub97c \ucc38\uc870\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\uc6b0\uc218\ud55c \ub0b4\uc2dd\uc131\uc744 \uac16\ucd98 \uc77c\ubc18 \uc81c\uc791. 6061-T6\ub294 \uc6a9\uc811\uc131, \uc131\ud615\uc131, \ub0b4\uc2dd\uc131\uc774 \uc6b0\uc218\ud558\uace0 \ub110\ub9ac \uc720\ud1b5\ub429\ub2c8\ub2e4. 276 MPa \ud56d\ubcf5\uac15\ub3c4\ub85c \ucda9\ubd84\ud558\uace0 \uc6a9\uc811 \ub2e8\uc21c\uc131\uc774 \uc911\uc694\ud55c \uad6c\uc870 \uc81c\uc791\uc758 \uacbd\uc6b0 6061\uc774 \ud45c\uc900\uc785\ub2c8\ub2e4. 6061 \uc54c\ub8e8\ubbf8\ub284 \uac00\uc774\ub4dc\uc5d0\uc11c \uc804\uccb4 \ud504\ub85c\ud544\uc744 \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n\n\n\n

7021 \uc54c\ub8e8\ubbf8\ub284 \uac00\uacf5<\/h2>\n\n\n\n

\uac00\uacf5<\/h3>\n\n\n\n

7021\uc740 \uace0\uc18d \uc2a4\ud540\ub4e4 \uc18d\ub3c4\uc5d0\uc11c \uce74\ubc14\uc774\ub4dc \uacf5\uad6c\ub85c \ub9e4\uc6b0 \uc6b0\uc218\ud55c \uac00\uacf5\uc131\uc744 \ubcf4\uc785\ub2c8\ub2e4. \uce69 \ud615\uc131\uc774 \uae68\ub057\ud558\uace0 \uce69 \uc81c\uc5b4\uac00 \uc6a9\uc774\ud569\ub2c8\ub2e4 \u2014 6061\ubcf4\ub2e4 \uc6b0\uc218\ud558\uace0 7075\uc640 \ub300\uccb4\ub85c \uc720\uc0ac\ud569\ub2c8\ub2e4. \ubd80\ud488 \ud615\uc0c1\uc5d0 \ub525 \ud3ec\ucf13, \ube44\ub300\uce6d \uc808\uc0ad \ub610\ub294 \uc5c4\uaca9\ud55c \ud3c9\ud0c4\ub3c4 \uacf5\ucc28\uac00 \ud3ec\ud568\ub41c \uacbd\uc6b0, \uc794\ub958 \uc751\ub825 \ubc29\ucd9c\ub85c \uc778\ud55c \ud728\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 T6 \ub300\uc2e0 T651\uc744 \uc9c0\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. \uc2dc\ud2b8 \uc218\uc900 \uc791\uc5c5(\ud2b8\ub9ac\ubc0d, \ub4dc\ub9b4\ub9c1, \uacbd\ub7c9 \ubc00\ub9c1)\uc758 \uacbd\uc6b0 T6\uac00 \uc548\uc815\uc801\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc6a9\uc811<\/h3>\n\n\n\n

7021\uc758 \uc735\ud569 \uc6a9\uc811\uc740 \uac00\ub2a5\ud558\uc9c0\ub9cc 5xxx \ub610\ub294 6xxx \ud569\uae08\ubcf4\ub2e4 \ub354 \ub9ce\uc740 \uacf5\uc815 \uc81c\uc5b4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc774 \ud569\uae08\uc740 7075\uc5d0 \ube44\ud574 \uace0\uc628 \uade0\uc5f4\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc774 \uc788\uc9c0\ub9cc \uc644\uc804\ud788 \uba74\uc5ed\uc774\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4. \uc8fc\uc694 \uad00\ud589:<\/p>\n\n\n\n

    \n
  •  <\/strong>\uc6a9\uac00\uc7ac.<\/strong> 5xxx\uacc4\uc5f4 \uc6a9\uac00\uc7ac \u2014 5356 \ub610\ub294 5183 \u2014 \uac00 \ud45c\uc900 \uc120\ud0dd\uc785\ub2c8\ub2e4. \uc774\ub4e4\uc740 \uc751\uace0 \uade0\uc5f4\uc5d0 \uc800\ud56d\ud558\uba74\uc11c \ud5c8\uc6a9 \uac00\ub2a5\ud55c \uc774\uc74c\ubd80 \uac15\ub3c4\ub97c \uc720\uc9c0\ud558\ub294 \uc6a9\uc735\ud480 \uc870\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n
  •  <\/strong>\uc5f4\uc785\ub825 \uc81c\uc5b4.<\/strong> \uce35\uac04 \uc628\ub3c4\ub294 150\u00b0C(300\u00b0F) \ubbf8\ub9cc\uc73c\ub85c \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4. \uacfc\ub3c4\ud55c \uc5f4\uc785\ub825\uc740 \uc5f4\uc601\ud5a5\ubd80\uc758 \ud3ed\uacfc \uadf8\uc5d0 \ub530\ub978 \uac15\ub3c4 \uc190\uc2e4\uc744 \uc99d\uac00\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n\n\n\n
  •  <\/strong>\uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac.<\/strong> \uc6a9\uccb4\ud654 \ucc98\ub9ac \ubc0f \uc7ac\uc2dc\ud6a8\ub294 HAZ \uac15\ub3c4 \uc190\uc2e4\uc758 \uc0c1\ub2f9 \ubd80\ubd84\uc744 \ud68c\ubcf5\ud560 \uc218 \uc788\uc9c0\ub9cc, \uc81c\uc791 \uacf5\uc815\uc5d0 \uc804\uccb4 \uc5f4 \uc0ac\uc774\ud074\uc744 \ucd94\uac00\ud558\uba70 \ub300\ud615 \uc870\ub9bd\uccb4\uc5d0\ub294 \uc2e4\uc6a9\uc801\uc774\uc9c0 \uc54a\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc6a9\uc811\ubd80\ub294 \uad6c\uc870\uc758 \uac15\ub3c4 \uc81c\ud55c \uc694\uc18c\ub85c \uc124\uacc4\ub418\uc5b4\uc57c \ud558\uba70, \ub2e8\uba74\uc740 \uc774\uc5d0 \ub9de\uac8c \uce58\uc218\uac00 \uacb0\uc815\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/li>\n\n\n\n
  •  <\/strong>\ub9c8\ucc30\uad50\ubc18\uc6a9\uc811.<\/strong> \uc774\uc74c\ubd80 \ud615\uc0c1\uc774 \ud5c8\uc6a9\ud558\ub294 \uacbd\uc6b0 \ub9c8\ucc30\uad50\ubc18\uc6a9\uc811\uc774 \uc120\ud638\ub418\ub294 \uacf5\uc815\uc785\ub2c8\ub2e4. \uc774\ub294 \uc6a9\uccb4\ud654 \ucc98\ub9ac \uc628\ub3c4 \uc774\ud558\ub85c \uc720\uc9c0\ub418\uc5b4 \uc774\uc74c\ubd80\uc5d0\uc11c \ubaa8\uc7ac \uac15\ub3c4\ub97c \ub354 \ub9ce\uc774 \ubcf4\uc874\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ud2b9\uc218 \uc7a5\ube44\uac00 \ud544\uc694\ud558\uba70 \ud3c9\ud310 \ub610\ub294 \uc6d0\ud1b5\ud615 \ud615\uc0c1\uc758 \ub9de\ub300\uae30 \ubc0f \uacb9\uce58\uae30 \uc774\uc74c\uc73c\ub85c \uc81c\ud55c\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n

    \ub0b4\uc2dd\uc131 \ubcf4\ud638<\/h3>\n\n\n\n

    7021\uc758 \ub0b4\uc2dd\uc131\uc740 \uc81c\ud55c\uc801\uc785\ub2c8\ub2e4 \u2014 \uc774\ub294 \uac70\uc758 \ubaa8\ub4e0 7xxx \ud569\uae08\uc774 \uacf5\uc720\ud558\ub294 \ud2b9\uc131\uc785\ub2c8\ub2e4. \uc544\uc5f0 \ud568\uc720 \uc54c\ub8e8\ubbf8\ub284\uc740 \uc2b5\ud55c \ud658\uacbd\uc774\ub098 \uc5fc\ud654\ubb3c \ud568\uc720 \ud658\uacbd\uc5d0\uc11c \uc77c\ubc18 \ubd80\uc2dd\uacfc \uc751\ub825\ubd80\uc2dd\uade0\uc5f4 \ubaa8\ub450\uc5d0 \ucde8\uc57d\ud569\ub2c8\ub2e4. \uc138 \uac00\uc9c0 \ubcf4\ud638 \uc804\ub7b5\uc774 \ub300\ubd80\ubd84\uc758 \uc801\uc6a9 \ubd84\uc57c\ub97c \ucda9\ub2f9\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n

      \n
    •  <\/strong>\uc591\uadf9 \uc0b0\ud654.<\/strong> \ud669\uc0b0 \uc591\uadf9\uc0b0\ud654 \ucc98\ub9ac(Type II)\ub294 \uc81c\uc5b4\ub41c \uc0b0\ud654\ubb3c \uc7a5\ubcbd\uc744 \ud615\uc131\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ub192\uc740 \uc544\uc5f0 \ud568\ub7c9\uc73c\ub85c \uc778\ud574 6xxx \ud569\uae08\ubcf4\ub2e4 \uade0\uc77c\ud558\uc9c0 \uc54a\uc740 \uc591\uadf9\uce35\uc774 \uc0dd\uc131\ub420 \uc218 \uc788\uc73c\uba70, \uc591\uadf9\uc0b0\ud654 \ud488\uc9c8\uc740 \uc695\uc870 \uc870\uac74\uacfc \ud569\uae08 \ubc30\uce58\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \ud558\ub4dc \uc591\uadf9\uc0b0\ud654 \ucc98\ub9ac(Type III)\ub294 \uac00\ub2a5\ud558\uc9c0\ub9cc \ud53c\ub85c \uc218\uba85\uc744 \uac10\uc18c\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n
    •  <\/strong>\ub3c4\uc7a5 \uc2dc\uc2a4\ud15c.<\/strong> \uc5d0\ud3ed\uc2dc \ud504\ub77c\uc774\uba38 \ud6c4 \ud3f4\ub9ac\uc6b0\ub808\ud0c4 \ud0d1\ucf54\ud2b8\uac00 \ud45c\uc900 \uc0b0\uc5c5\uc6a9 \ubcf4\ud638 \uc2dc\uc2a4\ud15c\uc785\ub2c8\ub2e4. \uc2e4\ub0b4 \ub610\ub294 \ucc28\ud3d0\ub41c \uc801\uc6a9\uc758 \uacbd\uc6b0 \ub2e8\uc77c \ucf54\ud305 \uc2dc\uc2a4\ud15c\uc73c\ub85c \ucda9\ubd84\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud45c\uba74 \uc804\ucc98\ub9ac \u2014 \ud654\ud559 \ubcc0\ud658 \ucf54\ud305(Alodine) \ub610\ub294 \uc587\uc740 \uc591\uadf9\uc0b0\ud654 \u2014 \ub3c4\uc7a5 \uc811\ucc29\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n
    •  <\/strong>\ubc30\uc218 \uc124\uacc4.<\/strong> \ubb3c\uc774 \uace0\uc77c \uc218 \uc788\ub294 \ubb3c \ud2b8\ub7a9, \ud2c8\uc0c8 \ubc0f \uc218\ud3c9 \ud45c\uba74\uc740 \ud53c\ud574\uc57c \ud569\ub2c8\ub2e4. \ub2e8\uc21c\ud55c \ud615\uc0c1 \uc120\ud0dd\uc774 \uc5b4\ub5a4 \ucf54\ud305\ubcf4\ub2e4 \ubd80\uc2dd \uc704\ud5d8\uc744 \ub354 \ud6a8\uacfc\uc801\uc73c\ub85c \uc904\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n

      \uc7a5\uc810 \ubc0f \ud55c\uacc4 \uc694\uc57d<\/h2>\n\n\n\n
      \ud329\ud130<\/strong><\/td>\uc774\uc810<\/strong><\/td>\uc81c\ud55c \uc0ac\ud56d<\/strong><\/td><\/tr>
      \ud798<\/td>470 MPa \uc778\uc7a5\uac15\ub3c4, 420 MPa \ud56d\ubcf5\uac15\ub3c4 \u2014 \uace0\uac15\ub3c4 \uc54c\ub8e8\ubbf8\ub284 \ubc94\uc8fc<\/td>\ud56d\ubcf5\uac15\ub3c4\uac00 \uc9c0\ubc30\uc801\uc778 \uc801\uc6a9 \ubd84\uc57c\uc5d0\uc11c 7075-T6 \ub300\ube44 \uc57d 15\u201320% \ub0ae\uc74c<\/td><\/tr>
      \uc6a9\uc811\uc131<\/td>\uac00\uc7a5 \uc6a9\uc811\uc131\uc774 \uc6b0\uc218\ud55c 7xxx \ud569\uae08 \uc911 \ud558\ub098; \uc790\uaca9 \uc778\uc99d\ub41c MIG\/TIG\ub85c \uc0ac\uc6a9 \uac00\ub2a5<\/td>\uacf5\uc815 \uc81c\uc5b4 \ud544\uc694; HAZ \uac15\ub3c4 \uc190\uc2e4\uc740 \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac \uc5c6\uc774\ub294 \uc601\uad6c\uc801<\/td><\/tr>
      \uae30\uacc4 \uac00\uacf5\uc131<\/td>\ub9e4\uc6b0 \uc6b0\uc218\ud55c \uce69 \ud615\uc131 \ubc0f \ud45c\uba74 \ub9c8\uac10<\/td>\uc911\ub7c9 \uac00\uacf5 \uc2dc \ud728 \ubc29\uc9c0\ub97c \uc704\ud574 T651 \uc9c0\uc815 \ud544\uc694<\/td><\/tr>
      \ub0b4\uc2dd\uc131<\/td>\uc591\uadf9\uc0b0\ud654 \ub610\ub294 \ub3c4\uc7a5\uc73c\ub85c \ucda9\ubd84<\/td>\ubb34\ub3c4\uc7a5 \ud569\uae08\uc740 \uc625\uc678 \ub610\ub294 \ud574\uc591 \ud658\uacbd\uc5d0 \uc801\ud569\ud558\uc9c0 \uc54a\uc74c<\/td><\/tr>
      \ud53c\ub85c<\/td>150 MPa \u2014 \uad6c\uc870\uc801 \ubc18\ubcf5 \ud558\uc911\uc5d0 \uacac\uace0\ud568<\/td>7075(160 MPa) \ubc0f 2024(140 MPa, \ub2e8 \ub178\uce58 \ud53c\ub85c \uac70\ub3d9\uc740 \ub354 \uc6b0\uc218)\ubcf4\ub2e4 \ub0ae\uc74c<\/td><\/tr>
      \uac00\uc6a9\uc131<\/td>\ud310\uc7ac, \ubd09\uc7ac, \uc555\ucd9c\uc7ac \ud615\ud0dc\uc758 \ud45c\uc900 \ubc00 \uc81c\ud488<\/td>6061 \ub610\ub294 7075\ubcf4\ub2e4 \uc7ac\uace0 \ubcf4\uc720\uac00 \uc801\uc74c; \uc124\uacc4 \uc804\uc5d0 \uacf5\uae09 \uac00\ub2a5 \uc5ec\ubd80 \ud655\uc778 \ud544\uc694<\/td><\/tr>
      \uc131\ud615\uc131<\/td>\uc555\ucd9c \ud504\ub85c\ud30c\uc77c\uc5d0 \uc801\ud569<\/td>T6 \uc0c1\ud0dc\uc5d0\uc11c \ub0c9\uac04 \uc131\ud615 \ub610\ub294 \ubca4\ub529\uc5d0 \ubd80\uc801\ud569<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

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

      7021\uc740 7000\uacc4\uc5f4\uc5d0\uc11c \uc881\uc9c0\ub9cc \uba85\ud655\ud55c \uc704\uce58\ub97c \ucc28\uc9c0\ud569\ub2c8\ub2e4: 7075 \ucd5c\ub300 \uac15\ub3c4\uc758 \uc57d 15\u201320%\ub97c \uc735\ud569 \uc6a9\uc811 \uac00\ub2a5\uc131\uacfc \ub9de\ubc14\uafb8\uc9c0\ub9cc, \uc81c\ud55c\ub41c \ub0b4\uc2dd\uc131\uc73c\ub85c \uc778\ud574 \ubcf4\ud638 \ucc98\ub9ac\uac00 \ud544\uc694\ud558\uace0 \uc6a9\uc811\uc5d0\ub294 \uc801\uc808\ud55c \uc6a9\uac00\uc7ac\uc640 \uc5f4 \uc81c\uc5b4\ub97c \uac16\ucd98 \uc790\uaca9 \uc778\uc99d\ub41c \uacf5\uc815\uc774 \uc694\uad6c\ub429\ub2c8\ub2e4. 7021\uc740 \ub610\ud55c 6061 \ub610\ub294 7075\ubcf4\ub2e4 \uc7ac\uace0 \ubcf4\uc720\uac00 \uc801\uc5b4, \uc124\uacc4 \ud655\uc815 \uc804\uc5d0 \uacf5\uae09 \uac00\ub2a5\uc131 \ud655\uc778\uacfc \uac00\uacf5 \uc9c0\uc6d0\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n

      Linsy Aluminum\uc740 7021\uc744 \ud310\uc7ac, \ubd09\uc7ac, \ud29c\ube0c, \uc640\uc774\uc5b4, \ucf54\uc77c, \ud504\ub85c\ud30c\uc77c \ubc0f \ube14\ub85d \ud615\ud0dc\ub85c T6 \ubc0f T651 \ud15c\ud37c\ub85c \uacf5\uae09\ud558\uba70, \ubaa8\ub4e0 \uc8fc\ubb38\uc5d0 MTC \ubb38\uc11c, \uc694\uccad \uc2dc SGS \uc2dc\ud5d8 \ubcf4\uace0\uc11c, \uc0ac\ub0b4 CNC \uac00\uacf5, MIG\/TIG \uc6a9\uc811, \ub808\uc774\uc800 \uc808\ub2e8 \ubc0f \ud45c\uba74 \ub9c8\uac10\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc800MOQ \ub9de\ucda4 \uc0dd\uc0b0\uc740 \ube44\ud45c\uc900 \uce58\uc218\ub97c \ub2e4\ub8e8\uba70 \uc77c\ubc18\uc801\uc778 \ub9ac\ub4dc\ud0c0\uc784\uc740 10\u201360\uc77c\uc785\ub2c8\ub2e4. 7021 \ub4f1\uae09, \ud615\ud0dc, \ud15c\ud37c \ubc0f \ud544\uc694 \uce58\uc218\ub97c \ubcf4\ub0b4 \uc0ac\uc591 \uac80\ud1a0 \ubc0f \uc7ac\uace0 \ud655\uc778\uc744 \ubc1b\uc73c\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

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

      7021\uacfc 7075\uc758 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n\n\n\n

      \ub450 \ud569\uae08\uc740 \ub3d9\uc77c\ud55c Al-Zn-Mg-Cu \uacc4\uc5f4\uc5d0 \uc18d\ud558\uc9c0\ub9cc \ub2e4\ub978 \uc6b0\uc120\uc21c\uc704\ub97c \ubaa9\ud45c\ub85c \ud569\ub2c8\ub2e4. 7075\ub294 \ucd5c\ub300 \uac15\ub3c4(T6\uc5d0\uc11c 572 MPa \uc778\uc7a5\uac15\ub3c4, 503 MPa \ud56d\ubcf5\uac15\ub3c4)\ub97c \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc73c\uba70, \uadf8 \ub300\uac00\ub85c \uc735\ud569 \uacf5\uc815\uc5d0 \uc758\ud55c \uc6a9\uc811\uc774 \uc0ac\uc2e4\uc0c1 \ubd88\uac00\ub2a5\ud569\ub2c8\ub2e4. 7021\uc740 \ud574\ub2f9 \ud56d\ubcf5\uac15\ub3c4\uc758 \uc57d 15\u201320%\ub97c \uc790\uaca9 \uc778\uc99d\ub41c MIG\/TIG \uacf5\uc815\uc73c\ub85c \uc2e4\uc6a9\uc801\uc778 \uc6a9\uc811\uc131\uacfc \ub9de\ubc14\uafc9\ub2c8\ub2e4. 7021\uc740 \ubd80\ud488\uc774 \uc6a9\uc811\ub418\uc5b4\uc57c \ud560 \ub54c \uc801\uc808\ud55c \uc120\ud0dd\uc774\uba70, 7075\ub294 \ubcfc\ud2b8, \ub9ac\ubcb3 \ub610\ub294 \uae30\uacc4\uac00\uacf5 \ubd80\ud488\uc5d0\uc11c \ucd5c\ub300 \uac15\ub3c4\uac00 \ud544\uc694\ud560 \ub54c \uc120\ud638\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

      7021\uc744 \ud45c\uc900 MIG \uc7a5\ube44\ub85c \uc6a9\uc811\ud560 \uc218 \uc788\ub098\uc694?<\/h3>\n\n\n\n

      \uac00\ub2a5\ud558\uc9c0\ub9cc \uc77c\ubc18\uc801\uc778 6xxx \ub610\ub294 5xxx \uad00\ud589\uc744 \ub118\uc5b4\uc11c\ub294 \uacf5\uc815 \uc81c\uc5b4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. 5xxx\uacc4\uc5f4 \uc6a9\uac00\uc7ac(5356 \ub610\ub294 5183)\uac00 \ud45c\uc900 \uc120\ud0dd\uc774\uba70, \uce35\uac04 \uc628\ub3c4\ub294 150\u00b0C \ubbf8\ub9cc\uc73c\ub85c \uc720\uc9c0\ud574\uc57c \ud558\uace0, \uc77c\ubd80 HAZ \uac15\ub3c4 \uc190\uc2e4\uc744 \uc608\uc0c1\ud558\uc5ec \uc774\uc74c\ubd80\ub97c \uc124\uacc4\ud574\uc57c \ud569\ub2c8\ub2e4. \uc911\uc694\ud55c \uad6c\uc870 \uc6a9\uc811\uc758 \uacbd\uc6b0 \ub9c8\ucc30\uad50\ubc18\uc6a9\uc811\uc774 \ub354 \ub9ce\uc740 \uc774\uc74c\ubd80 \uac15\ub3c4\ub97c \ubcf4\uc874\ud558\uba70, \ubd80\ud488 \ud615\uc0c1\uc774 \ud5c8\uc6a9\ud55c\ub2e4\uba74 \ud3c9\uac00\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

      7021-T6\uacfc 7021-T651\uc758 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n\n\n\n

      \uae30\uacc4\uc801 \ud2b9\uc131\uc740 \ub3d9\uc77c\ud569\ub2c8\ub2e4 \u2014 470 MPa \uc778\uc7a5\uac15\ub3c4, 420 MPa \ud56d\ubcf5\uac15\ub3c4, \uc57d 10% \uc5f0\uc2e0\uc728. \ucc28\uc774\uc810\uc740 T651\uc5d0\uc11c \uc801\uc6a9\ub418\ub294 \uc751\ub825 \uc644\ud654 \uc2a4\ud2b8\ub808\uce58 \ub2e8\uacc4(\ub2f4\uae08\uc9c8 \ud6c4 1\u20133% \uc5f0\uc2e0\uc728)\uc785\ub2c8\ub2e4. \uc774\ub294 \ub2e8\uba74 \uc804\uccb4\uc5d0 \uac78\uccd0 \ub2f4\uae08\uc9c8 \uc794\ub958 \uc751\ub825\uc744 \uc7ac\ubd84\ubc30\ud558\uc5ec \uac00\uacf5 \uc911 \ud728\uc744 \uc904\uc785\ub2c8\ub2e4. \uc911\ub7c9 \uac00\uacf5\ub420 \ubd80\ud488(\ub525 \ud3ec\ucf13, \ube44\ub300\uce6d \uc808\uc0ad, \uc5c4\uaca9\ud55c \ud3c9\ud0c4\ub3c4 \uc0ac\uc591)\uc758 \uacbd\uc6b0 T651\uc774 \ub354 \uc548\uc804\ud55c \uc120\ud0dd\uc785\ub2c8\ub2e4. \uc77c\ubc18 \uc81c\uc791 \ubc0f \uc6a9\uc811\uc758 \uacbd\uc6b0 T6\uac00 \ud45c\uc900\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

      \uad6c\uc870 \uc81c\uc791\uc5d0\uc11c 7021\uc740 6061\uacfc \uc5b4\ub5bb\uac8c \ube44\uad50\ub418\ub098\uc694?<\/h3>\n\n\n\n

      7021\uc740 6061-T6\ubcf4\ub2e4 \uc57d 50% \ub354 \ub192\uc740 \ud56d\ubcf5\uac15\ub3c4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4(420 MPa \ub300 276 MPa). \ub300\uac00\ub85c \ub0b4\uc2dd\uc131 \uc800\ud558, \ub354 \uae4c\ub2e4\ub85c\uc6b4 \uc6a9\uc811 \uc694\uad6c\uc0ac\ud56d, \ub354 \ub0ae\uc740 \uc5f0\uc2e0\uc728, \uc77c\ubc18\uc801\uc73c\ub85c \ub354 \ub192\uc740 \uc7ac\ub8cc\ube44\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc801\uc6a9 \ubd84\uc57c\uac00 6061\ub85c \uac15\ub3c4 \ubaa9\ud45c\ub97c \ucda9\uc871\ud560 \uc218 \uc788\ub2e4\uba74, \ub354 \uc26c\uc6b4 \uc81c\uc791\uacfc \ub354 \ub098\uc740 \ub0b4\uc2dd\uc131\uc73c\ub85c \uc778\ud574 6061\uc774 \ub354 \uac04\ub2e8\ud55c \uc120\ud0dd\uc785\ub2c8\ub2e4. 7021\uc740 6061\uc758 276 MPa \ud56d\ubcf5\uac15\ub3c4\ub85c\ub294 \uc5ec\uc720\uac00 \ubd80\uc871\ud558\uace0 \uc5ec\uc804\ud788 \uc6a9\uc811\uc774 \ud544\uc694\ud55c \uacbd\uc6b0 \uc801\uc808\ud55c \uc120\ud0dd\uc785\ub2c8\ub2e4 \u2014 \uc6a9\uc811\uc774 \ud544\uc694 \uc5c6\ub2e4\uba74 7075\uac00 \ub354 \ub098\uc740 \uac15\ub3c4 \uc5c5\uadf8\ub808\uc774\ub4dc\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

      7021\uc740 \uc0ac\uc6a9 \uc911 \ub0b4\uc2dd\uc131 \ubcf4\ud638\uac00 \ud544\uc694\ud55c\uac00\uc694?<\/h3>\n\n\n\n

      \ub124 \u2014 \uac74\uc870\ud55c \uc2e4\ub0b4 \ud658\uacbd\uc744 \uc81c\uc678\ud55c \ubaa8\ub4e0 \uc801\uc6a9 \ubd84\uc57c\uc5d0\uc11c \ud544\uc694\ud569\ub2c8\ub2e4. \ubb34\ub3c4\uc7a5 7021\uc740 \uc2b5\ud55c \uc870\uac74\uc5d0\uc11c \ubd80\uc2dd\ub418\uba70, \uc9c0\uc18d\uc801\uc778 \uc778\uc7a5 \uc751\ub825 \ud558\uc5d0\uc11c \uc751\ub825\ubd80\uc2dd\uade0\uc5f4\uc5d0 \ucde8\uc57d\ud569\ub2c8\ub2e4. \ud669\uc0b0 \uc591\uadf9\uc0b0\ud654 \ucc98\ub9ac \ub610\ub294 \uc804\uccb4 \ub3c4\uc7a5 \uc2dc\uc2a4\ud15c(\ubcc0\ud658 \ucf54\ud305 + \uc5d0\ud3ed\uc2dc \ud504\ub77c\uc774\uba38 + \ud3f4\ub9ac\uc6b0\ub808\ud0c4 \ud0d1\ucf54\ud2b8)\uc774 \uc625\uc678 \ub610\ub294 \uc0b0\uc5c5 \ud658\uacbd\uc758 \ucd5c\uc18c \uc694\uad6c\uc0ac\ud56d\uc785\ub2c8\ub2e4. \ud574\uc591 \ub610\ub294 \ud654\ud559 \ubb3c\uc9c8 \ub178\ucd9c\uc758 \uacbd\uc6b0 5xxx \ub610\ub294 6xxx\uc640 \uac19\uc740 \ub2e4\ub978 \ud569\uae08 \uacc4\uc5f4\uc744 \ub300\uc2e0 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"

      What Is 7021 Aluminum? 7021 is a 7000-series aluminum alloy that uses zinc (5.0\u20136.0%) as its primary strengthening element, backed by magnesium (1.2\u20131.8%) and copper (1.2\u20132.0%). It is precipitation-hardened \u2014 strength comes from controlled heat treatment, not cold work. The alloy belongs to the Al-Zn-Mg-Cu family, the same group as 7075, but its composition is […]<\/p>\n","protected":false},"author":1,"featured_media":8794,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"7021 Aluminum: The Ultimate Guide to Properties and Uses","_seopress_titles_desc":"A practical guide to 7021 aluminum: chemical composition, mechanical properties, T6\/T62\/T651 tempers, comparison with 7075 and 6061, and sourcing tips for aerospace and structural use.","_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":[179],"tags":[],"class_list":["post-8805","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-7000-series-aluminum"],"_links":{"self":[{"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/posts\/8805","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=8805"}],"version-history":[{"count":3,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/posts\/8805\/revisions"}],"predecessor-version":[{"id":10316,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/posts\/8805\/revisions\/10316"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/media\/8794"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/media?parent=8805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/categories?post=8805"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/ko\/wp-json\/wp\/v2\/tags?post=8805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}