H68黄铜板,H70黄铜板,H65黄铜板
5086铝板,A5052-H..
进口7075铝板,7075铝..
H68黄铜板,H70黄铜板,..
T2紫铜棒,C1100紫铜棒..
进口T1紫铜管,C1100紫..
6063-T6铝棒,7075..