The coating structure of the galvalume steel strip is Zn-Al alloy, and the coating composition is 55% Al, 43.3% Zn, and 1.6% Si. Because of its excellent corrosion resistance, this kind of steel is widely used all over the world.
The development of aluzinc steel. In terms of supply and demand, after years of adjustments and market competition, China’s galvalume steel coil industry has gradually stabilized. The market supply and demand relationship is relatively balanced. The production and sales rate is above 90% every year, and a considerable amount of products are exported every year.o.