Shanghai AIYIA Aluminum
6000 Series: Aluminum Magnesium Silicon Alloys 6063, 6061, 6060, 6351, 6070, 6181, 6082, 6A02 7000 Series: Aluminum, Zinc, Magnesium and Copper Alloys 7075, 7A04, 7A09, 7A52, 7A05 1.Anodizing: Produce a dense aluminum oxide film on the surface of the aluminum tube to make