镁铝合金熔化工艺及微观组织特征分析  

Melting process and microstructure characteristics analysis of magnesium aluminum alloy

作　　者：孟凡奇 MENG Fan-qi(China Aviation Harbin Dong'an Engine Co.,Ltd,Harbin 150000,China)

机构地区：[1]中国航发哈尔滨东安发动机有限公司,黑龙江哈尔滨150000

出　　处：《世界有色金属》2024年第5期13-15,共3页World Nonferrous Metals

摘　　要：镁铝合金因其低密度、高强度、良好的铸造性能和抗腐蚀性而广泛应用于航空、汽车和电子行业中。该研究通过实验分析了不同熔化条件下镁铝合金的微观组织变化,探讨了合金中镁与铝的相互作用及其对材料性能的影响。研究结果显示,熔化温度和保护气体种类对镁铝合金的微观组织有显著影响,合适的工艺参数可以显著细化晶粒,改善合金的机械性能。Magnesium aluminum alloys are widely used in the aviation,automotive,and electronics industries due to their low density,high strength,good casting performance,and corrosion resistance.This study analyzed the microstructure changes of magnesium aluminum alloys under different melting conditions through experiments,and explored the interaction between magnesium and aluminum in the alloy and its impact on material properties.The research results show that the melting temperature and the type of protective gas have a significant impact on the microstructure of magnesium aluminum alloy.Appropriate process parameters can significantly refine the grain size and improve the mechanical properties of the alloy.

关 键 词：镁铝合金 熔化工艺 微观组织特征 

分 类 号：TG292-18[金属学及工艺—铸造]