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以镁、铝、锌为主要合金元素的镁铝合金材料是轻合金的基础,评述了镁合金和铝合金的优缺点及应用概况,介绍了Zn、RE、Mn、Cu等主要元素对合金微观组织、铸造性能、力学性能和抗腐蚀性能的影响。随着轻合金综合性能不断提高和改进,其应用前景更加广阔。
Magnesium aluminum alloy with magnesium, aluminum and zinc as the main alloying elements is the base of light alloy. The advantages and disadvantages of magnesium alloys and aluminum alloys are reviewed. The main elements such as Zn, RE, Mn, Cu, Organization, casting performance, mechanical properties and corrosion resistance. With the continuous improvement of light alloy performance and improvement, its application prospect is more extensive.