¶i¤f2A12¾TºÞ¡A°ê¼Ð2a12¾TºÞ¡A2A12°ªµw«×¾TºÞ¡A2A12°ª­@¿i¾TºÞ¡A2A12¾TºÞ§åµo¡A2A12¾TºÞ¼t®a¡A2A12¾TºÞ¡A2A12¦Xª÷¾TºÞ¡A2A12°ª±j«×¾TºÞ¡A2A12¾TºÞ¦¨¤À¡A2A12¶Wµw¾TºÞ¡A2A12¯èªÅ¾TºÞ¡A2A12­@°ª·Å¾TºÞ¡A2A12¾TºÞ³W®æ¡A2A12¾TºÞ¥Í²£¼t®a¡A2A12¾TºÞ¤Æ¾Ç¦¨¤À¡A2A12­@»G»k¾TºÞ¡A2A12µLÁ_¾TºÞ¡A2A12¾TºÞ¡A²{³f2A12¾TºÞ¡A2A12¾TºÞ¡A2A12¤p¤f®|¾TºÞ

      ¤W®ü¾T§÷¼t®a¹çªi¾T§÷¼t®a/ªe¥_¾TºÞ¼t®a/ªF²ð¾TºÞ¼t®a/¤j¦P¾TºÞ¼t®a/¤s¦è¾TºÞ¼t®a/¹çªi¾TºÞ¼t®a/ªC¦{¾TºÞ¼t®aªF²ð¾TºÞ¼t®a/²`¦`¾TºÞ¼t®a/ªe«n¾TºÞ¼t®a/ºÖ«Ø¾TºÞ¼t®a/¼s¦è¾TºÞ¼t®a/©ø©ú¾TºÞ¼t®a/«¢º¸ÀؾTºÞ±ÄÁÊ«ü«n¨H¶§¾TºÞ§åµo°Ó¦¨³£¾TºÞ¼t®aµ¥¨Ó¤W®üÄ£¬v¥Í²£¼t®a¬¢½Í¦X§@¡C

²£«~²¤¶¡G

°ª±j«×µw¾T¡A¥i¶i¦æ¼ö³B²z±j¤Æ¡A¥i¥H²k±µ
2A12¾T¦Xª÷ÄÝAl-Cu-Mg«Y¾T¦Xª÷¡A¥D­n¯S¼x¤ÎÀ³¥Î½d³ò¡G³o¬O¤@ºØ°ª±j«×µw¾T¡A¥i¶i¦æ¼ö³B²z±j¤Æ¡A¦b²f¤õ©M­è²f¤õª¬ºA¤U¶ì©Ê¤¤µ¥¡AÂI²k²k±µ¨}¦n¡A¥Î®ð²k®É¦³§Î¦¨´¹¶¡µõ¯¾ªº¶É¦V¡A¦Xª÷¦b²f¤õ©M§N§@µw¤Æ«á¨ä¥i¤Á«d©Ê¯à©|¦n¡A°h¤õ«á¥i¤Á«d©Ê§C¡G§Ü»G»k©Ê¤£°ª¡A±`±Ä¥Î¶§·¥®ñ¤Æ³B²z»PÒ\º£¤èªk©Îªí­±¥[¥]¾T¼h¥H´£°ª¨ä§Ü»G»k¯à¤O¡C

¨å«¬¥Î³~¡G

2A12¥Î³~¥D­n¥Î©ó¨î§@¦UºØ°ª­t²üªº¹s¥ó©Mºc¥ó¡]¦ý¤£¥]¬A½ÄÀ£¥óÁë¥ó¡^¦p­¸¾÷¤Wªº°©¬[¹s¥ó¡A»X¥Ö¡A¹j®Ø¡AÁl¦Ø¡AÁl±ç¡A¹g°vµ¥150¢J¥H¤U¤u§@¹s¥ó¡C

¤Æ¾Ç¦¨¤À¡G

¦XjinµP¸¹ÖºSiÅKFe»ÉCu¿øMnÁâMg»ÌCr¾NZnÜgTièpZr¨ä¥¦¾TAL·sµP¸¹ÂµP¸¹0.500.503.8-4.90.3-0.91.2-1.8¡X¡X0.300.15¡X¡X¨C­ÓÁ`­p2A12LY120.050.15¾l¶q

¾÷±ñ©Ê¯à¡G

¾T¦XjinµP¸¹¤Î
ª¬ºA§Ü©Ô±j«×
Rm/Mpa©}ªA±j«×
Rp0.2/Mpa©µ¦ù²v/%µw«×/ HBW£\






2A12-T442527512120

ª«²z©Ê¯à¡G

¾T¦XjinµP¸¹¤Î
ª¬ºA¼ö¿±µÈ«Y¼Æ
(20-100¢J)
£gm/m¡Pkº²ÂI½d³ò
(¢J)¹q¾É²v
20¢J(68¢K)
(%IACS)¹qªý²v20¢J(68¢K)
£[mm2/m±K«×
(20¢J)(g/cm3)







2A12-T422.9502-638300.0572.8

½è¶q¯S¼x¡G

±K«×¡G2.80g/cm?¡C
ªyªQ¤ñ¡G20¢J¡]68¢Ô¡^®É¬°0.33¡C
¼u©Ê¼Ò¶q¡G©Ô¦ù¡G72.4GPa¡]10.5¡Ñ106psi¡^°Å¤Á¡G28.0GPa¡]4.0¡Ñ106psi¡^À£ÁY¡G73.8GPa¡]10.7¡Ñ106psi¡^

Ä£¬vª÷Äݨî«~¡]¤W®ü¡^¦³­­¤½¥q