高强高导Cu-Cr-Zr系合金纳米析出相及其作用机理的研究进展  

Research Progress in Nano-sized Precipitation and Phase Mechanism of High-strength and High-conductivity Cu-Cr-Zr Alloy

作　　者：姜锋[1] 陈小波[1] 陈蒙[1] 蒋龙[1] 向周丹[1] 王炜[1] 

机构地区：[1]中南大学材料科学与工程学院,长沙410083

出　　处：《材料导报》2009年第1期72-76,共5页Materials Reports

基　　金：科技部国际合作重点项目(2006DFA53240);湖南省国际合作重点项目(05WK2004)

摘　　要：Cu-Cr-Zr系合金是目前高强高导电铜合金研究的热点,其优异的性能与其纳米析出相密切相关。综述了不同合金体系纳米析出相的晶体结构,总结了合金中各合金元素的作用机理和微量稀土元素的作用,指出了当前研究中存在的问题,并展望了其今后的发展。Cu-Cr-Zr based alloy is a research focus of the high strength and high conductivity copper alloys. In this paper the crystal structure, the mechanism of alloying elements and quantity of nanosized precipitation phases are summarized. Promoting the alloy property by adding the rare-earth is also presented. The present problems are put forward and the trends of development are also forecasted.

关 键 词：高强高导 Cu—Cr-Zr系合金 作用机理 纳米析出相 

分 类 号：TG146.11[一般工业技术—材料科学与工程] TG146.15[金属学及工艺—金属材料]