Product description：
Zinc-aluminum-magnesium is an alloy coating in coated steel products. The mass fraction of metal elements in the coating is: 53% aluminum, 43% zinc, 2% magnesium, 1.5% silicon and other elements. Compared with the first-generation galvanized steel sheet and the second-generation aluminum-zinc steel sheet, the aluminum-zinc-magnesium steel sheet has corrosion resistance and a very long service life.
