| 摘要 |
PURPOSE: A hot-dip zinc alloy coating steel sheet with reduced dross formation and superior corrosion resistance is provided. CONSTITUTION: The hot-dip zinc alloy coating steel sheet is coated with a coating solution comprising Al 1.0-4.0 wt.%, Mg 2.0-20.0 wt.%, Ti 0.01-1.0 wt.%, Na 0.01-2.0 wt.%, a balance of Zn and other inevitable impurities. Above inevitable impurities are Pb, Sb, Sn, Cu and total content thereof is less than 0.02 wt.%.
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