综述了Cu-Cr合金触头材料的研究现状及最近进展,主要包括:Cu-Cr合金二元相图的特点以及常规制备工艺上的困难;Cu-Cr合金的主要制备工艺包括传统的粉末烧结法、熔渗法、电弧熔炼法,以及新近发展起来的快速凝固法、激光表面合金化法、机械合金化法和自蔓延熔铸法等.详细论述了不同的强化方式对Cu-Cr合金性能、残余气体、铬含量、第三组元以及热处理工艺的影响.简要讨论了Cu-Cr合金的发展动向.
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