Development Status of Zn-Al-Mg Coated Steel Sheets with High Corrosion Resistance

The progress of coated steel sheets with corrosion resistance of domestic enterprises is summarized. The characteristics of Zn-Al-Mg coating with different components and development application status for the NSSC, Nisshin Steel, Arcelor Mittal, BlueScope and other foreign enterprises are introduced in detail. It is show that Zn-Al-Mg alloy plated coating is a new alloy coating with the most utility of promotion currently.