CORROSION RESISTANT ALLOY MATERIAL, COATING WITH SAID MATERIAL AND PART WITH SAID COATING

摘要

An alloy material comprises (in mass%) 5-7% of Al, 2.5-3.5% of Mg, 0.03-0.5% of rear earth,trace impurities and balance of Zn. A corrosion resistant coating with said alloy material and a part with said coating. Said coating has good corrosion resistance and processability.