化学成份为:
cu3.5-4.5-,si0.2-0.8-,fe0.7-,mn0.4-1.0-,mg0.4-0.8-,zn0.25-,cr0.10-,ti0.15-,
进口美铝"alcoa"品牌.品种:6061-T6.T651,A5052-H32,7075-T651,1100,1050,6063,5083,2011,2014,2017,2024,3003,5086,6262,7050等合金铝板/棒/管材