lotus999 发表于 2015-1-18 20:45:36

SAE AMS 4089D-2003 Aluminum Alloy,

SAE AMS 4089D-2003 Aluminum Alloy, Plate 1.6Cu - 2.2Mg - 0.22Cr - 5.7Zn (7475-T7651) Solution Heat Treated, Stress Relieved by Stretching, and Precipitation Heat Treated.

admin 发表于 2015-1-19 11:17:59

谢谢您的分享,金币已奖励
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