镁合金焊接技术的研究现状及应用  

Status and expectation of research on welding of magnesium alloy

作　　者：冯吉才[1] 王亚荣[1] 张忠典[1] 

机构地区：[1]哈尔滨工业大学现代焊接生产技术国家重点实验室,哈尔滨150001

出　　处：《中国有色金属学报》2005年第2期165-178,共14页The Chinese Journal of Nonferrous Metals

基　　金：国家高技术研究发展计划资助项目(2002AA331160)

摘　　要：镁合金在航空航天、汽车、电子等领域具有广阔的应用前景, 焊接技术已经成为制约其应用的技术关键。分析了镁合金焊接的主要问题, 介绍了镁合金焊接的研究现状, 综述了镁合金钨极惰性气体保护焊、熔化极惰性气体保护焊、搅拌摩擦焊、惯性摩擦焊、激光焊、电子束焊和电阻点焊的特点, 并对镁合金焊接研究及应用进行了展望。Magnesium alloy has wide application foreground on the areas of aerospace, transportation, electronic engineering and other industries, and welding technique has been a key technology restraining the application of magnesium alloy. The main problems in magnesium alloy welding were analyzed, the results of recent investigations on the welding techniques were reviewed, the characteristics of gas tungsten arc welding, metal inertia gas welding, friction stir welding, friction welding, laser welding, electron beam welding and resistance spot welding were summarized and the future directions of research and application of magnesium alloy were pointed out.

关 键 词：镁合金 TIG MIG FSW惯性摩擦焊 激光焊 电子束焊 点焊 

分 类 号：TG44[金属学及工艺—焊接]