The domestic and international new researches over the 15 years on hot-dip zinc-aluminum alloy coating are reviewed.The microstructures and performances of the typical coatings of Galfan(Zn-5%Al-RE),Zn-23%Al0.3%Si,Galvalume(Zn-55%Al-1.6%Si) are emphasized.In addition,the problems encountered in batch hot-dip ZnAl alloy coatings and their solutions are discussed.%综述了近15年来国内外学者对热浸镀Zn-Al系列镀层研究的新成果.重点介绍了Galfan (Zn-5% AlRE) 、Zn-23 %Al-0.3%Si和Galvalume(Zn-55% Al-1.6% Si)镀层的组织结构和性能以及Zn-Al系列镀层应用在批量热镀锌中所遇到的问题及解决办法.
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