2A70铝板,2A70铝棒,2A70方管
3003铝板,铝棒,铝管
3A21铝板,3A21铝棒,..
2A70铝板,2A70铝棒,..
LY12铝板,LY12铝棒,..
1050铝板,1050铝卷铝带
1060铝板,1060铝卷铝带