高强韧铸造铝铜合金的研究状况  

Research Status of High Strength and Toughness Cast Al-Cu Alloy

作　　者：米国发[1] 龚海军[1] 文涛[1] 

机构地区：[1]河南理工大学材料学院,河南焦作454000

出　　处：《热加工工艺》2006年第21期91-95,共5页Hot Working Technology

基　　金：河南省杰出人才创新基金资助项目（062100070）

摘　　要：回顾了高强韧铸造铝铜合金近年来的研究状况。对依据金属强化理论提出的获得高强韧铝铜合金材料的途经,稀土在铝铜合金中的作用并对热裂形成理论和热裂倾向性的评定方法进行了总结。提出了关于铝铜合金今后研究的一些看法。Research status of high strength and toughness cast Al-Cu Alloy in recently years was retrospected.The ways of obtaining Al-Cu Alloy materials were brought forward according to strengthen theories of alloy. The effect of rare earths on Al-Cu alloy was summarized systematically.Hot tear formation mechanism and the evaluating methods of the hot tear susceptibility for cast alloys were overvicwed comprehensively.Some suggestions on the further developments about Al-Cu alloy were offered.

关 键 词：铝铜合金 稀土 热裂 

分 类 号：TG27[金属学及工艺—铸造] TG29