{"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-%e9%93%9d%e6%9d%90%e7%94%a8%e9%80%94%e7%bb%88%e6%9e%81%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/zh\/7021-aluminum-the-ultimate-guide-to-its-uses\/","title":{"rendered":"\u63a2\u7d22 7021 \u94dd\uff1a\u7ec8\u6781\u6307\u5357"},"content":{"rendered":"

\u4ec0\u4e48\u662f 7021 \u94dd\u5408\u91d1\uff1f<\/h2>\n\n\n\n

7021\u662f\u4e00\u79cd7000\u7cfb\u94dd\u5408\u91d1\uff0c\u4ee5\u950c\uff085.0\u20136.0%\uff09\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\u83b7\u5f97\u5f3a\u5ea6\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\u8bbe\u8ba1\u9488\u5bf9\u4e0d\u540c\u7684\u6027\u80fd\u53d6\u820d\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\u57fa\u672c\u4e0a\u65e0\u6cd5\u901a\u8fc7\u7194\u710a\u5de5\u827a\u710a\u63a5\u30027021\u662f\u4e13\u95e8\u4e3a\u9ad8\u5f3a\u5ea6\u4e0e\u710a\u63a5\u8fde\u63a5\u80fd\u529b\u5fc5\u987b\u5171\u5b58\u7684\u5e94\u7528\u800c\u5f00\u53d1\u7684\u3002\u5176\u4ee3\u4ef7\u662f\u8010\u8150\u8680\u6027\uff1a\u4e0e\u6240\u6709\u5bcc\u950c\u94dd\u5408\u91d1\u4e00\u6837\uff0c7021\u5728\u5ba4\u5916\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

\u5316\u5b66\u6210\u5206\u548c\u673a\u68b0\u6027\u80fd<\/h2>\n\n\n\n

\u5316\u5b66\u6210\u5206<\/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\u63d0\u9ad8\u6297\u5e94\u529b\u8150\u8680\u5f00\u88c2\u80fd\u529b\u3002\u9506\uff080.08\u20130.18%\uff09\u8d77\u7ed3\u6784\u4f5c\u7528\uff1a\u5b83\u63d0\u9ad8\u518d\u7ed3\u6676\u6e29\u5ea6\uff0c\u6709\u52a9\u4e8e\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

\u8981\u7d20<\/strong><\/td>\u6210\u5206\u8303\u56f4\uff08\u6309\u91cd\u91cf\u8ba1\u4e3a %\uff09<\/strong><\/td>\u89d2\u8272<\/strong><\/td><\/tr>
\u94dd (Al)<\/td>\u5e73\u8861\uff08~90.7\u201393.7\uff09<\/td>\u8d31\u91d1\u5c5e<\/td><\/tr>
\u950c (Zn)<\/td>5.0\u20136.0<\/td>\u4e3b\u8981\u5f3a\u5316\u5143\u7d20<\/td><\/tr>
\u9541\uff08Mg\uff09<\/td>1.2\u20131.8<\/td>\u6790\u51fa\u76f8\u5f62\u6210\u5143\u7d20\uff1b\u5f3a\u5ea6+\u8010\u8150\u8680\u6027<\/td><\/tr>
\u94dc (Cu)<\/td>1.2\u20132.0<\/td>\u4e8c\u6b21\u786c\u5316\uff1b\u6297\u5e94\u529b\u8150\u8680\u6027<\/td><\/tr>
\u9530 (Mn)<\/td>0.10\u20130.40<\/td>\u6676\u7c92\u7ec4\u7ec7\u63a7\u5236<\/td><\/tr>
\u94ec (Cr)<\/td>0.10\u20130.25<\/td>\u6676\u754c\u7a33\u5b9a\u5316<\/td><\/tr>
\u9506 (Zr)<\/td>0.08\u20130.18<\/td>\u63d0\u9ad8\u518d\u7ed3\u6676\u6e29\u5ea6<\/td><\/tr>
\u7845 (Si)<\/td>\u22640.40<\/td>\u6742\u8d28\u9650\u91cf<\/td><\/tr>
\u94c1\uff08Fe\uff09<\/td>\u22640.50<\/td>\u6742\u8d28\u9650\u91cf<\/td><\/tr>
\u949b (Ti)<\/td>\u22640.10<\/td>\u6676\u7c92\u7ec6\u5316\u5242<\/td><\/tr>
\u5176\u4ed6\uff08\u6bcf\u9879\uff09<\/td>\u22640.05<\/td>\u5fae\u91cf\u5143\u7d20<\/td><\/tr>
\u5176\u4ed6\uff08\u5171\u8ba1\uff09<\/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\u51c6\u72b6\u6001\u3002.<\/p>\n\n\n\n

\u8d22\u4ea7<\/strong><\/td>\u4ef7\u503c<\/strong><\/td>\u8bf4\u660e<\/strong><\/td><\/tr>
\u5bc6\u5ea6<\/td>2.78 \u514b\/\u7acb\u65b9\u5398\u7c73<\/td>7xxx\u7cfb\u5178\u578b\u503c<\/td><\/tr>
\u6781\u9650\u62c9\u4f38\u5f3a\u5ea6<\/td>470\u5146\u5e15\uff0868\u5343\u78c5\u529b\u6bcf\u5e73\u65b9\u82f1\u5bf8\uff09<\/td>\u7eb5\u5411\uff0c\u5ba4\u6e29<\/td><\/tr>
\u62c9\u4f38\u5c48\u670d\u5f3a\u5ea6\uff080.2%\u504f\u79fb\uff09<\/td>420 MPa\uff0861 ksi\uff09<\/td>\u7ed3\u6784\u4ef6\u8bbe\u8ba1\u63a7\u5236\u503c<\/td><\/tr>
\u65ad\u88c2\u4f38\u957f\u7387<\/td>~10%<\/td>50 mm\u6807\u8ddd<\/td><\/tr>
\u5f39\u6027\u6a21\u91cf<\/td>71 GPa\uff0810,300 ksi\uff09<\/td>\u7ea6\u4e3a\u94a2\u7684\u4e09\u5206\u4e4b\u4e00<\/td><\/tr>
\u75b2\u52b3\u5f3a\u5ea6\uff085\u00d710\u2078\u6b21\u5faa\u73af\uff09<\/td>~150 MPa\uff0822 ksi\uff09<\/td>\u5149\u6ed1\u8bd5\u6837\uff0cR = \u22121<\/td><\/tr>
\u526a\u5207\u5f3a\u5ea6<\/td>270 \u5146\u5e15\uff0839 \u5343\u5361\/\u5e73\u65b9\u82f1\u5bf8\uff09<\/td>\u4e0e\u94c6\u63a5\u548c\u87ba\u6813\u8fde\u63a5\u8bbe\u8ba1\u76f8\u5173<\/td><\/tr>
\u786c\u5ea6<\/td>~120 HB<\/td>500 kg\u8f7d\u8377\uff0c10 mm\u7403<\/td><\/tr>
\u5bfc\u70ed\u6027<\/td>150 W\/m\u00b7K<\/td>\u4e2d\u7b49\uff1b\u8db3\u4ee5\u6ee1\u8db3\u5927\u591a\u6570\u7ed3\u6784\u5e94\u7528<\/td><\/tr>
\u5bfc\u7535\u6027<\/td>38% IACS<\/td>\u5bcc\u950c\u5408\u91d1\u5178\u578b\u503c<\/td><\/tr>
\u7194\u5316\u8303\u56f4<\/td>510\u2013630\u00b0C<\/td>\u56fa\u76f8\u7ebf\u81f3\u6db2\u76f8\u7ebf<\/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\u4f38\u957f\u7387\uff0c\u5982\u679c\u96f6\u4ef6\u9700\u8981\u710a\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\u5f3a\u5ea6\u4e0e\u5ef6\u5c55\u6027\u4e4b\u95f4\u7684\u5e73\u8861\uff0c\u800c\u5bf9\u4e8e\u4ee5\u9759\u6001\u627f\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\u7ed3\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\u7c7b\u522b\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\u9700\u8981\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\u573a\u5408\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\u9002\u7528\u4e8e\u673a\u8eab\u8499\u76ae\u6216\u673a\u7ffc\u6881\uff1b\u8fd9\u4e9b\u4ecd\u5c5e\u4e8e2024\u548c7075\u7684\u5e94\u7528\u9886\u57df\u3002.<\/p>\n\n\n\n

3. \u6a21\u5177\u5236\u9020\u4e0e\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\u8fd9\u4e9b\u5e94\u7528\u5bf9\u9ad8\u6297\u538b\u5f3a\u5ea6\u3001\u5bfc\u70ed\u6027\u548c\u673a\u52a0\u5de5\u6027\u6709\u8981\u6c42\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\u7ed3\u6784\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\u540c\u7b49\u5f3a\u5ea6\u4e0b\u6210\u672c\u4f4e\u4e8e\u949b\u6216\u94a2\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\u9700\u6c42\u3002.<\/p>\n\n\n\n

\u813e\u6c14<\/strong><\/td>\u5904\u7406\u65b9\u5f0f<\/strong><\/td>\u6297\u62c9\u5f3a\u5ea6\uff08\u5146\u5e15\uff09<\/strong><\/td>\u5c48\u670d\u5f3a\u5ea6\uff08MPa\uff09<\/strong><\/td>\u4f38\u957f\u7387<\/strong><\/td>\u6700\u9002\u5408<\/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\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\u9700\u6d88\u9664\u6b8b\u4f59\u5e94\u529b<\/td>\u2014\uff08\u5bf9\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\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\u9700\u8981\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\u5382\u5bf9\u6210\u5f62\u6216\u88c5\u914d\u540e\u7684\u7ec4\u4ef6\u8fdb\u884c\u56fa\u6eb6\u5904\u7406\u548c\u65f6\u6548\uff0c\u800c\u975e\u7531\u8f67\u5236\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\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\u5168\u5f3a\u5ea6\uff0c\u5219T62\u9002\u7528\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\u62e9\u3002\u4e0b\u8868\u5217\u51fa\u4e86\u5173\u952e\u9009\u62e9\u6807\u51c6\u3002.<\/p>\n\n\n\n

\u8d22\u4ea7<\/strong><\/td>7021-T6<\/a><\/strong><\/td>7075-T6<\/a><\/strong><\/td>6061-T6<\/a><\/strong><\/td><\/tr>
\u62c9\u4f38\u5f3a\u5ea6\uff08UTS\uff09<\/td>470 \u5146\u5e15<\/td>572 \u5146\u5e15<\/td>310 \u5146\u5e15<\/td><\/tr>
\u5c48\u670d\u5f3a\u5ea6<\/td>420 MPa<\/td>503 \u5146\u5e15<\/td>276 \u5146\u5e15<\/td><\/tr>
\u4f38\u957f\u7387<\/td>~10%<\/td>~11%<\/td>12\u201317%<\/td><\/tr>
\u5bc6\u5ea6<\/td>2.78 \u514b\/\u7acb\u65b9\u5398\u7c73<\/td>2.81 \u514b\/\u7acb\u65b9\u5398\u7c73<\/td>2.70 \u514b\/\u7acb\u65b9\u5398\u7c73<\/td><\/tr>
\u53ef\u710a\u6027\uff08\u7194\u710a\uff09<\/td>\u4e00\u822c\u2014\u2014\u9700\u8981\u5408\u683c\u7684MIG\/TIG\u5de5\u827a<\/td>\u5dee\u2014\u2014\u4e0d\u5efa\u8bae\u7528\u4e8e\u7194\u710a<\/td>\u4f18\u79c0\u2014\u2014\u9002\u7528\u4e8e\u6240\u6709\u5e38\u89c1\u5de5\u827a<\/td><\/tr>
\u8010\u8150\u8680\u6027<\/td>\u6709\u9650\u2014\u2014\u9700\u8981\u6d82\u5c42\u6216\u9633\u6781\u6c27\u5316\u5904\u7406<\/td>\u6709\u9650\u2014\u2014\u9700\u8981\u6d82\u5c42\u6216\u5305\u8986<\/td>\u826f\u597d\u2014\u2014\u5728\u8bb8\u591a\u73af\u5883\u4e0b\u65e0\u9700\u4fdd\u62a4\u5373\u53ef\u4f7f\u7528<\/td><\/tr>
\u75b2\u52b3\u5f3a\u5ea6<\/td>~150 \u5146\u5e15<\/td>~160 \u5146\u5e15<\/td>~97 MPa<\/td><\/tr>
\u673a\u68b0\u52a0\u5de5\u6027\u80fd<\/td>\u975e\u5e38\u597d<\/td>\u826f\u597d<\/td>\u826f\u597d<\/td><\/tr>
\u5178\u578b\u5e94\u7528<\/td>\u710a\u63a5\u7ed3\u6784\u3001\u6a21\u5177\u3001\u710a\u63a5\u822a\u7a7a\u822a\u5929\u5b50\u7ec4\u4ef6<\/td>\u9ad8\u5e94\u529b\u673a\u52a0\u5de5\u90e8\u4ef6\u3001\u673a\u8eab\u7ed3\u6784<\/td>\u4e00\u822c\u5236\u9020\u3001\u8239\u8236\u3001\u5efa\u7b51<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

7021\u662f\u6b63\u786e\u9009\u62e9\u7684\u573a\u666f<\/h3>\n\n\n\n

\u90e8\u4ef6\u5fc5\u987b\u710a\u63a5\u4e14\u9700\u89817000\u7cfb\u5217\u5f3a\u5ea6\u30027075\u57fa\u672c\u4e0a\u4e0d\u53ef\u710a\u63a5\u2014\u2014\u7194\u5408\u533a\u70ed\u88c2\u7eb9\u548c\u4e25\u91cd\u7684\u70ed\u5f71\u54cd\u533a\u5f3a\u5ea6\u635f\u5931\u4f7f\u5176\u4e0d\u9002\u7528\u4e8e\u710a\u63a5\u7ec4\u4ef6\u30027021\u6b63\u662f\u9488\u5bf9\u8fd9\u4e00\u9650\u5236\u800c\u5f00\u53d1\u7684\u3002\u5982\u679c\u710a\u63a5\u662f\u8fde\u63a5\u65b9\u5f0f\u4e146061\u7684276 MPa\u5c48\u670d\u5f3a\u5ea6\u4e0d\u591f\uff0c7021\u662f\u5408\u7406\u7684\u5347\u7ea7\u9009\u62e9\u3002.<\/p>\n\n\n\n

\u6a21\u5177\u5de5\u5177\u2014\u2014\u5f3a\u5ea6\u8981\u6c42\u9ad8\u4e8e6061\u6240\u80fd\u63d0\u4f9b\u7684\u573a\u666f\u30027021\u7684420 MPa\u5c48\u670d\u5f3a\u5ea6\u4f7f\u6ce8\u5851\u548c\u5439\u5851\u6a21\u5177\u5de5\u5177\u5728\u76f8\u8fd1\u6210\u672c\u4e0b\u5177\u6709\u6bd46061\u62165083\u66ff\u4ee3\u65b9\u6848\u66f4\u9ad8\u7684\u538b\u529b\u7b49\u7ea7\u3002.<\/p>\n\n\n\n

7075\u62166061\u66f4\u4f18\u7684\u573a\u666f<\/h3>\n\n\n\n

\u65e0\u9700\u710a\u63a5\u7684\u6700\u5927\u5f3a\u5ea6\u30027075-T6\u7684\u5c48\u670d\u5f3a\u5ea6\u6bd47021\u9ad8\u51fa\u7ea620%\u3002\u5bf9\u4e8e\u673a\u52a0\u5de5\u7ed3\u6784\u90e8\u4ef6\u3001\u98de\u673a\u63a5\u5934\u548c\u9ad8\u5e94\u529b\u96f6\u4ef6\uff08\u5c06\u91c7\u7528\u87ba\u6813\u6216\u94c6\u63a5\u8fde\u63a5\uff09\uff0c7075\u662f\u66f4\u5f3a\u7684\u9009\u62e9\u3002\u5b8c\u6574\u6027\u80fd\u6570\u636e\u53c2\u89c17075\u94dd\u5408\u91d1\u6307\u5357\u3002.<\/p>\n\n\n\n

\u5177\u6709\u826f\u597d\u8010\u8150\u8680\u6027\u7684\u4e00\u822c\u5236\u9020\u30026061-T6\u53ef\u710a\u63a5\u3001\u53ef\u6210\u5f62\u3001\u8010\u8150\u8680\u4e14\u4f9b\u5e94\u5e7f\u6cdb\u3002\u5bf9\u4e8e276 MPa\u5c48\u670d\u5f3a\u5ea6\u8db3\u591f\u4e14\u710a\u63a5\u7b80\u4fbf\u6027\u91cd\u8981\u7684\u7ed3\u6784\u5236\u9020\uff0c6061\u662f\u6807\u51c6\u9009\u62e9\u30026061\u94dd\u5408\u91d1\u6307\u5357\u6db5\u76d6\u5b8c\u6574\u6027\u80fd\u4ecb\u7ecd\u3002.<\/p>\n\n\n\n

7021\u94dd\u5408\u91d1\u7684\u52a0\u5de5<\/h2>\n\n\n\n

\u673a\u68b0\u52a0\u5de5<\/h3>\n\n\n\n

7021\u5728\u9ad8\u901f\u4e3b\u8f74\u8f6c\u901f\u4e0b\u4f7f\u7528\u786c\u8d28\u5408\u91d1\u5200\u5177\u52a0\u5de5\u6027\u80fd\u975e\u5e38\u597d\u3002\u5207\u5c51\u5f62\u6210\u5e72\u51c0\u4e14\u5207\u5c51\u63a7\u5236\u53ef\u63a7\u2014\u2014\u4f18\u4e8e6061\uff0c\u4e0e7075\u5927\u81f4\u76f8\u5f53\u3002\u5982\u679c\u96f6\u4ef6\u51e0\u4f55\u5f62\u72b6\u6d89\u53ca\u6df1\u8154\u3001\u4e0d\u5bf9\u79f0\u5207\u524a\u6216\u4e25\u683c\u7684\u5e73\u9762\u5ea6\u516c\u5dee\uff0c\u5e94\u6307\u5b9aT651\u800c\u975eT6\uff0c\u4ee5\u907f\u514d\u6b8b\u4f59\u5e94\u529b\u91ca\u653e\u5f15\u8d77\u7684\u7fd8\u66f2\u3002\u5bf9\u4e8e\u677f\u6750\u7ea7\u64cd\u4f5c\u2014\u2014\u4fee\u8fb9\u3001\u94bb\u5b54\u3001\u8f7b\u94e3\u524a\u2014\u2014T6\u72b6\u6001\u7a33\u5b9a\u3002.<\/p>\n\n\n\n

\u710a\u63a5<\/h3>\n\n\n\n

7021\u7684\u7194\u710a\u662f\u53ef\u884c\u7684\uff0c\u4f46\u6bd45xxx\u62166xxx\u5408\u91d1\u9700\u8981\u66f4\u591a\u7684\u5de5\u827a\u63a7\u5236\u3002\u4e0e7075\u76f8\u6bd4\uff0c\u8be5\u5408\u91d1\u6297\u70ed\u88c2\u7eb9\u6027\u80fd\u8f83\u597d\uff0c\u4f46\u5e76\u975e\u5b8c\u5168\u514d\u75ab\u3002\u5173\u952e\u5b9e\u8df5\uff1a<\/p>\n\n\n\n

    \n
  •  <\/strong>\u586b\u5145\u91d1\u5c5e\u3002.<\/strong> 5xxx\u7cfb\u5217\u586b\u5145\u91d1\u5c5e\u2014\u20145356\u62165183\u2014\u2014\u662f\u6807\u51c6\u9009\u62e9\u3002\u5b83\u4eec\u63d0\u4f9b\u80fd\u62b5\u6297\u51dd\u56fa\u88c2\u7eb9\u7684\u7194\u6c60\u6210\u5206\uff0c\u540c\u65f6\u4fdd\u6301\u53ef\u63a5\u53d7\u7684\u63a5\u5934\u5f3a\u5ea6\u3002.<\/li>\n\n\n\n
  •  <\/strong>\u70ed\u8f93\u5165\u63a7\u5236\u3002.<\/strong> \u5c42\u95f4\u6e29\u5ea6\u5e94\u4fdd\u6301\u5728150\u00b0C\uff08300\u00b0F\uff09\u4ee5\u4e0b\u3002\u8fc7\u9ad8\u7684\u70ed\u8f93\u5165\u4f1a\u589e\u52a0\u70ed\u5f71\u54cd\u533a\u5bbd\u5ea6\u53ca\u7531\u6b64\u4ea7\u751f\u7684\u5f3a\u5ea6\u635f\u5931\u3002.<\/li>\n\n\n\n
  •  <\/strong>\u710a\u540e\u70ed\u5904\u7406\u3002.<\/strong> \u56fa\u6eb6\u5904\u7406\u548c\u91cd\u65b0\u65f6\u6548\u53ef\u4ee5\u6062\u590d\u76f8\u5f53\u4e00\u90e8\u5206\u70ed\u5f71\u54cd\u533a\u5f3a\u5ea6\u635f\u5931\uff0c\u4f46\u8fd9\u4f1a\u5728\u5236\u9020\u6d41\u7a0b\u4e2d\u589e\u52a0\u4e00\u4e2a\u5b8c\u6574\u7684\u70ed\u5faa\u73af\uff0c\u5bf9\u4e8e\u5927\u578b\u7ec4\u4ef6\u53ef\u80fd\u4e0d\u5207\u5b9e\u9645\u3002\u710a\u7f1d\u5e94\u8bbe\u8ba1\u4e3a\u7ed3\u6784\u7684\u5f3a\u5ea6\u9650\u5236\u7279\u5f81\uff0c\u622a\u9762\u5c3a\u5bf8\u76f8\u5e94\u8bbe\u8ba1\u3002.<\/li>\n\n\n\n
  •  <\/strong>\u6405\u62cc\u6469\u64e6\u710a\u3002.<\/strong> \u5728\u63a5\u5934\u51e0\u4f55\u5f62\u72b6\u5141\u8bb8\u7684\u60c5\u51b5\u4e0b\uff0c\u6405\u62cc\u6469\u64e6\u710a\u662f\u9996\u9009\u5de5\u827a\u3002\u5b83\u4fdd\u6301\u5728\u56fa\u6eb6\u5904\u7406\u6e29\u5ea6\u4ee5\u4e0b\uff0c\u5728\u63a5\u5934\u4e2d\u4fdd\u7559\u66f4\u591a\u6bcd\u6750\u5f3a\u5ea6\u3002\u7136\u800c\uff0c\u5b83\u9700\u8981\u4e13\u7528\u8bbe\u5907\uff0c\u4e14\u4ec5\u9650\u4e8e\u5e73\u9762\u6216\u5706\u67f1\u51e0\u4f55\u5f62\u72b6\u7684\u5bf9\u63a5\u548c\u642d\u63a5\u63a5\u5934\u3002.<\/li>\n<\/ul>\n\n\n\n

    \u8150\u8680\u9632\u62a4<\/h3>\n\n\n\n

    7021\u7684\u8010\u8150\u8680\u6027\u6709\u9650\u2014\u2014\u8fd9\u662f\u51e0\u4e4e\u6240\u67097xxx\u5408\u91d1\u5171\u6709\u7684\u7279\u6027\u3002\u5bcc\u950c\u94dd\u5408\u91d1\u5728\u6f6e\u6e7f\u6216\u542b\u6c2f\u5316\u7269\u73af\u5883\u4e2d\u6613\u53d7\u4e00\u822c\u8150\u8680\u548c\u5e94\u529b\u8150\u8680\u5f00\u88c2\u7684\u5f71\u54cd\u3002\u4e09\u79cd\u9632\u62a4\u7b56\u7565\u8986\u76d6\u5927\u591a\u6570\u5e94\u7528\u573a\u666f\uff1a<\/p>\n\n\n\n

      \n
    •  <\/strong>\u9633\u6781\u6c27\u5316.<\/strong> \u786b\u9178\u9633\u6781\u6c27\u5316\uff08II\u578b\uff09\u53ef\u5f62\u6210\u53d7\u63a7\u7684\u6c27\u5316\u5c42\u5c4f\u969c\u3002\u7136\u800c\uff0c\u9ad8\u950c\u542b\u91cf\u53ef\u80fd\u5bfc\u81f4\u9633\u6781\u6c27\u5316\u5c42\u4e0d\u59826xxx\u5408\u91d1\u5747\u5300\uff0c\u4e14\u9633\u6781\u6c27\u5316\u8d28\u91cf\u968f\u69fd\u6db2\u6761\u4ef6\u548c\u5408\u91d1\u6279\u6b21\u800c\u53d8\u5316\u3002\u786c\u8d28\u9633\u6781\u6c27\u5316\uff08III\u578b\uff09\u53ef\u884c\uff0c\u4f46\u53ef\u80fd\u964d\u4f4e\u75b2\u52b3\u5bff\u547d\u3002.<\/li>\n\n\n\n
    •  <\/strong>\u6d82\u6599\u4f53\u7cfb\u3002.<\/strong> \u73af\u6c27\u5e95\u6f06\u52a0\u805a\u6c28\u916f\u9762\u6f06\u662f\u6807\u51c6\u7684\u5de5\u4e1a\u9632\u62a4\u4f53\u7cfb\u3002\u5bf9\u4e8e\u5ba4\u5185\u6216\u6709\u906e\u853d\u7684\u5e94\u7528\uff0c\u5355\u6d82\u5c42\u4f53\u7cfb\u53ef\u80fd\u8db3\u591f\u3002\u8868\u9762\u5904\u7406\u2014\u2014\u5316\u5b66\u8f6c\u5316\u819c\uff08Alodine\uff09\u6216\u8584\u9633\u6781\u6c27\u5316\u5c42\u2014\u2014\u5bf9\u6d82\u6599\u9644\u7740\u529b\u81f3\u5173\u91cd\u8981\u3002.<\/li>\n\n\n\n
    •  <\/strong>\u6392\u6c34\u8bbe\u8ba1\u3002.<\/strong> \u5e94\u907f\u514d\u79ef\u6c34\u5904\u3001\u7f1d\u9699\u548c\u6e7f\u6c14\u53ef\u80fd\u79ef\u805a\u7684\u6c34\u5e73\u8868\u9762\u3002\u7b80\u5355\u7684\u51e0\u4f55\u5f62\u72b6\u9009\u62e9\u6bd4\u4efb\u4f55\u6d82\u5c42\u90fd\u80fd\u66f4\u6709\u6548\u5730\u964d\u4f4e\u8150\u8680\u98ce\u9669\u3002.<\/li>\n<\/ul>\n\n\n\n

      \u4f18\u70b9\u4e0e\u5c40\u9650\u6027\u4e00\u89c8<\/h2>\n\n\n\n
      \u7cfb\u6570<\/strong><\/td>\u4f18\u52bf<\/strong><\/td>\u9650\u5236<\/strong><\/td><\/tr>
      \u5b9e\u529b<\/td>470 MPa\u6297\u62c9\u5f3a\u5ea6\uff0c420 MPa\u5c48\u670d\u5f3a\u5ea6\u2014\u2014\u5c5e\u4e8e\u9ad8\u5f3a\u5ea6\u94dd\u5408\u91d1\u7c7b\u522b<\/td>\u5728\u5c48\u670d\u5f3a\u5ea6\u8d77\u51b3\u5b9a\u4f5c\u7528\u7684\u5e94\u7528\u4e2d\uff0c\u6bd47075-T6\u4f4e\u7ea615\u201318%<\/td><\/tr>
      \u710a\u63a5\u6027<\/td>\u6700\u53ef\u710a\u63a5\u76847xxx\u5408\u91d1\u4e4b\u4e00\uff1b\u53ef\u901a\u8fc7\u5408\u683c\u7684MIG\/TIG\u5de5\u827a\u5b9e\u73b0<\/td>\u9700\u8981\u5de5\u827a\u63a7\u5236\uff1b\u672a\u7ecf\u710a\u540e\u70ed\u5904\u7406\uff0c\u70ed\u5f71\u54cd\u533a\u5f3a\u5ea6\u635f\u5931\u4e0d\u53ef\u6062\u590d<\/td><\/tr>
      \u673a\u68b0\u52a0\u5de5\u6027\u80fd<\/td>\u5207\u5c51\u5f62\u6210\u548c\u8868\u9762\u5149\u6d01\u5ea6\u975e\u5e38\u597d<\/td>\u91cd\u578b\u673a\u52a0\u5de5\u5e94\u6307\u5b9aT651\u4ee5\u907f\u514d\u7fd8\u66f2<\/td><\/tr>
      \u8010\u8150\u8680\u6027<\/td>\u901a\u8fc7\u9633\u6781\u6c27\u5316\u6216\u6d82\u6599\u9632\u62a4\u8db3\u591f<\/td>\u88f8\u5408\u91d1\u4e0d\u9002\u5408\u65e0\u4fdd\u62a4\u6237\u5916\u6216\u6d77\u6d0b\u73af\u5883\u4f7f\u7528<\/td><\/tr>
      \u75b2\u52b3\u6027\u80fd<\/td>150 MPa\u2014\u2014\u9002\u7528\u4e8e\u7ed3\u6784\u5faa\u73af\u8f7d\u8377<\/td>\u4f4e\u4e8e7075\uff08160 MPa\uff09\u548c2024\uff08140 MPa\uff0c\u4f46\u5177\u6709\u66f4\u597d\u7684\u7f3a\u53e3\u75b2\u52b3\u884c\u4e3a\uff09<\/td><\/tr>
      \u53ef\u7528\u6027<\/td>\u6807\u51c6\u8f67\u5236\u4ea7\u54c1\u5f62\u5f0f\uff1a\u677f\u6750\u3001\u68d2\u6750\u548c\u578b\u6750<\/td>\u5e93\u5b58\u4e0d\u59826061\u62167075\u5e7f\u6cdb\uff1b\u5728\u8bbe\u8ba1\u9009\u578b\u524d\u9700\u786e\u8ba4\u4f9b\u8d27\u60c5\u51b5<\/td><\/tr>
      \u6210\u578b\u6027<\/td>\u9002\u7528\u4e8e\u6324\u538b\u578b\u6750<\/td>\u4e0d\u9002\u5408\u5728T6\u72b6\u6001\u4e0b\u8fdb\u884c\u51b7\u6210\u5f62\u6216\u5f2f\u66f2<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

      \u7ed3\u8bba<\/h2>\n\n\n\n

      7021\u57287000\u7cfb\u5217\u4e2d\u5360\u636e\u72ed\u7a84\u4f46\u5b9a\u4f4d\u660e\u786e\u7684\u4f4d\u7f6e\uff1a\u5b83\u4ee5\u6bd47075\u5cf0\u503c\u5f3a\u5ea6\u4f4e\u7ea615\u201318%\u7684\u4ee3\u4ef7\u6362\u53d6\u4e86\u7194\u710a\u80fd\u529b\uff0c\u4f46\u6709\u9650\u7684\u8010\u8150\u8680\u6027\u9700\u8981\u9632\u62a4\u5904\u7406\uff0c\u710a\u63a5\u9700\u8981\u5408\u683c\u7684\u5de5\u827a\u3001\u6b63\u786e\u7684\u586b\u5145\u91d1\u5c5e\u548c\u70ed\u63a7\u5236\u30027021\u7684\u5e93\u5b58\u4e5f\u4e0d\u59826061\u62167075\u5e7f\u6cdb\uff0c\u56e0\u6b64\u5728\u8bbe\u8ba1\u627f\u8bfa\u524d\u786e\u8ba4\u4f9b\u8d27\u60c5\u51b5\u548c\u52a0\u5de5\u652f\u6301\u81f3\u5173\u91cd\u8981\u3002. <\/p>\n\n\n\n

      \u6797\u8d5b\u94dd\u4e1a\u4f9b\u5e947021\u677f\u6750\u3001\u68d2\u6750\u3001\u7ba1\u6750\u3001\u7ebf\u6750\u3001\u5377\u6750\u3001\u578b\u6750\u548c\u5757\u6750\uff0c\u63d0\u4f9bT6\u548cT651\u72b6\u6001\uff0c\u6bcf\u7b14\u8ba2\u5355\u9644\u5e26MTC\u6587\u4ef6\uff0c\u53ef\u5e94\u8981\u6c42\u63d0\u4f9bSGS\u6d4b\u8bd5\u62a5\u544a\uff0c\u5e76\u62e5\u6709\u5185\u90e8CNC\u52a0\u5de5\u3001MIG\/TIG\u710a\u63a5\u3001\u6fc0\u5149\u5207\u5272\u548c\u8868\u9762\u5904\u7406\u80fd\u529b\uff1b\u4f4e\u8d77\u8ba2\u91cf\u5b9a\u5236\u751f\u4ea7\u6db5\u76d6\u975e\u6807\u51c6\u5c3a\u5bf8\uff0c\u5178\u578b\u4ea4\u8d27\u671f\u4e3a10\u201360\u5929\u3002\u8bf7\u53d1\u90017021\u7684\u724c\u53f7\u3001\u5f62\u5f0f\u3001\u72b6\u6001\u548c\u6240\u9700\u5c3a\u5bf8\uff0c\u4ee5\u4fbf\u8fdb\u884c\u89c4\u683c\u5ba1\u6838\u548c\u5e93\u5b58\u786e\u8ba4\u3002.<\/p>\n\n\n\n

      \u5e38\u89c1\u95ee\u9898<\/h2>\n\n\n\n

      7021\u4e0e7075\u6709\u4f55\u4e0d\u540c\uff1f<\/h3>\n\n\n\n

      \u8fd9\u4e24\u79cd\u5408\u91d1\u5c5e\u4e8e\u540c\u4e00Al-Zn-Mg-Cu\u5bb6\u65cf\uff0c\u4f46\u9488\u5bf9\u4e0d\u540c\u7684\u4f18\u5148\u9700\u6c42\u30027075\u8bbe\u8ba1\u7528\u4e8e\u6700\u5927\u5f3a\u5ea6\uff08T6\u72b6\u6001572 MPa\u6297\u62c9\u5f3a\u5ea6\uff0c503 MPa\u5c48\u670d\u5f3a\u5ea6\uff09\uff0c\u4ee3\u4ef7\u662f\u57fa\u672c\u4e0a\u65e0\u6cd5\u901a\u8fc7\u7194\u710a\u5de5\u827a\u710a\u63a5\u30027021\u4ee5\u7ea615\u201318%\u7684\u5c48\u670d\u5f3a\u5ea6\u6362\u53d6\u4e86\u901a\u8fc7\u5408\u683cMIG\/TIG\u5de5\u827a\u5b9e\u73b0\u7684\u5b9e\u9645\u53ef\u710a\u6027\u3002\u5f53\u90e8\u4ef6\u5fc5\u987b\u710a\u63a5\u65f6\uff0c7021\u662f\u5408\u9002\u7684\u9009\u62e9\uff1b\u5bf9\u4e8e\u87ba\u6813\u8fde\u63a5\u3001\u94c6\u63a5\u6216\u673a\u52a0\u5de5\u90e8\u4ef6\u8ffd\u6c42\u6700\u5927\u5f3a\u5ea6\u65f6\uff0c7075\u66f4\u4f18\u3002.<\/p>\n\n\n\n

      7021\u53ef\u4ee5\u7528\u6807\u51c6MIG\u8bbe\u5907\u710a\u63a5\u5417\uff1f<\/h3>\n\n\n\n

      \u53ef\u4ee5\uff0c\u4f46\u9700\u8981\u8d85\u51fa\u5178\u578b6xxx\u62165xxx\u5b9e\u8df5\u7684\u5de5\u827a\u63a7\u5236\u30025xxx\u7cfb\u5217\u586b\u5145\u91d1\u5c5e\uff085356\u62165183\uff09\u662f\u6807\u51c6\u9009\u62e9\uff1b\u5c42\u95f4\u6e29\u5ea6\u5e94\u4fdd\u6301\u5728150\u00b0C\u4ee5\u4e0b\uff0c\u63a5\u5934\u8bbe\u8ba1\u5e94\u9884\u671f\u4e00\u5b9a\u7684\u70ed\u5f71\u54cd\u533a\u5f3a\u5ea6\u635f\u5931\u3002\u5bf9\u4e8e\u5173\u952e\u7ed3\u6784\u710a\u7f1d\uff0c\u6405\u62cc\u6469\u64e6\u710a\u53ef\u4fdd\u7559\u66f4\u591a\u63a5\u5934\u5f3a\u5ea6\uff0c\u5982\u679c\u96f6\u4ef6\u51e0\u4f55\u5f62\u72b6\u5141\u8bb8\uff0c\u5e94\u4e88\u4ee5\u8bc4\u4f30\u3002.<\/p>\n\n\n\n

      7021-T6\u548c7021-T651\u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/h3>\n\n\n\n

      \u529b\u5b66\u6027\u80fd\u76f8\u540c\u2014\u2014470 MPa\u6297\u62c9\u5f3a\u5ea6\uff0c420 MPa\u5c48\u670d\u5f3a\u5ea6\uff0c\u7ea610%\u5ef6\u4f38\u7387\u3002\u533a\u522b\u5728\u4e8eT651\u589e\u52a0\u4e86\u5e94\u529b\u6d88\u9664\u62c9\u4f38\u6b65\u9aa4\uff08\u6dec\u706b\u540e1\u20133%\u62c9\u4f38\u53d8\u5f62\uff09\u3002\u8fd9\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\u5bf9\u4e8e\u9700\u8981\u5927\u91cf\u673a\u52a0\u5de5\u7684\u96f6\u4ef6\u2014\u2014\u6df1\u8154\u3001\u4e0d\u5bf9\u79f0\u5207\u524a\u3001\u4e25\u683c\u5e73\u9762\u5ea6\u8981\u6c42\u2014\u2014T651\u662f\u66f4\u5b89\u5168\u7684\u9009\u62e9\u3002\u5bf9\u4e8e\u4e00\u822c\u5236\u9020\u548c\u710a\u63a5\uff0cT6\u662f\u6807\u51c6\u72b6\u6001\u3002.<\/p>\n\n\n\n

      7021\u4e0e6061\u5728\u7ed3\u6784\u5236\u9020\u65b9\u9762\u76f8\u6bd4\u5982\u4f55\uff1f<\/h3>\n\n\n\n

      7021\u7684\u5c48\u670d\u5f3a\u5ea6\u6bd46061-T6\u9ad8\u51fa\u7ea650%\uff08420 MPa\u5bf9276 MPa\uff09\u3002\u4ee3\u4ef7\u662f\u8010\u8150\u8680\u6027\u8f83\u5dee\u3001\u710a\u63a5\u8981\u6c42\u66f4\u9ad8\u3001\u5ef6\u4f38\u7387\u8f83\u4f4e\uff0c\u4e14\u6750\u6599\u6210\u672c\u901a\u5e38\u66f4\u9ad8\u3002\u5982\u679c\u5e94\u7528\u53ef\u4ee5\u75286061\u8fbe\u5230\u5f3a\u5ea6\u76ee\u6807\uff0c\u5219\u66f4\u6613\u52a0\u5de5\u548c\u66f4\u597d\u7684\u8010\u8150\u8680\u6027\u4f7f\u5176\u6210\u4e3a\u66f4\u7b80\u5355\u7684\u9009\u62e9\u3002\u5f536061\u7684276 MPa\u5c48\u670d\u5f3a\u5ea6\u4f59\u91cf\u4e0d\u8db3\u4e14\u4ecd\u9700\u710a\u63a5\u65f6\uff0c7021\u662f\u5408\u9002\u7684\u9009\u62e9\u2014\u2014\u5982\u679c\u4e0d\u9700\u8981\u710a\u63a5\uff0c7075\u53ef\u80fd\u662f\u66f4\u597d\u7684\u5f3a\u5ea6\u5347\u7ea7\u65b9\u6848\u3002.<\/p>\n\n\n\n

      7021\u5728\u4f7f\u7528\u4e2d\u662f\u5426\u9700\u8981\u8150\u8680\u9632\u62a4\uff1f<\/h3>\n\n\n\n

      \u9700\u8981\u2014\u2014\u5bf9\u4e8e\u5e72\u71e5\u5ba4\u5185\u73af\u5883\u4ee5\u5916\u7684\u4efb\u4f55\u5e94\u7528\u3002\u88f87021\u5728\u6f6e\u6e7f\u6761\u4ef6\u4e0b\u4f1a\u8150\u8680\uff0c\u4e14\u5728\u6301\u7eed\u62c9\u4f38\u5e94\u529b\u4e0b\u6613\u53d1\u751f\u5e94\u529b\u8150\u8680\u5f00\u88c2\u3002\u786b\u9178\u9633\u6781\u6c27\u5316\u6216\u5b8c\u6574\u7684\u6d82\u6599\u4f53\u7cfb\uff08\u8f6c\u5316\u819c+\u73af\u6c27\u5e95\u6f06+\u805a\u6c28\u916f\u9762\u6f06\uff09\u662f\u5ba4\u5916\u6216\u5de5\u4e1a\u73af\u5883\u7684\u6700\u4f4e\u8981\u6c42\u3002\u5bf9\u4e8e\u6d77\u6d0b\u6216\u5316\u5b66\u54c1\u66b4\u9732\u73af\u5883\uff0c\u5e94\u8003\u8651\u4f7f\u7528\u5176\u4ed6\u5408\u91d1\u7cfb\u5217\u2014\u20145xxx\u62166xxx\u3002.<\/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\/zh\/wp-json\/wp\/v2\/posts\/8805","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/premiumalu.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/premiumalu.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/zh\/wp-json\/wp\/v2\/comments?post=8805"}],"version-history":[{"count":3,"href":"https:\/\/premiumalu.com\/zh\/wp-json\/wp\/v2\/posts\/8805\/revisions"}],"predecessor-version":[{"id":10316,"href":"https:\/\/premiumalu.com\/zh\/wp-json\/wp\/v2\/posts\/8805\/revisions\/10316"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/zh\/wp-json\/wp\/v2\/media\/8794"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/zh\/wp-json\/wp\/v2\/media?parent=8805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/zh\/wp-json\/wp\/v2\/categories?post=8805"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/zh\/wp-json\/wp\/v2\/tags?post=8805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}