镁合金具有优异的比强度,但耐蚀性较差,很少在铸态下直接使用,需要进行表面处理以形成防护性覆盖层.本文对现有的镁合金表面覆盖层形成方法,如电化学镀、化学转化、阳极氧化、气相沉积、激光表面改性和有机涂层等,进行了评述.国家标准对相关技术等具有极强的指导意义,而目前系统介绍有关我国国家标准中涉及表面处理方面的资料很少,所以本文也针对目前国家标准中表面处理工艺、检测方法等进行简单的介绍.
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