Structure and properties of rapidly solidified Mg-Al alloys

被引:42
作者
Cho, SS
Chun, BS
Won, CW
Kim, SD
Lee, BS
Baek, H
Suryanarayana, C
机构
[1] Chungnam Natl Univ, Sch Mat Engn, Rapidly Solidified Mat Res Ctr RASOM, Taejon 305764, South Korea
[2] Colorado Sch Mines, Dept Met & Mat Engn, Golden, CO 80401 USA
关键词
D O I
10.1023/A:1004679508915
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Three binary Mg-Al alloys containing nominally 5, 15, and 30 at % Al were prepared in the ingot and rapidly solidified flake conditions using the twin roll technique. The microstructure, mechanical properties, and electrochemical behavior of the extruded alloys in both the conditions were investigated. The hardness, tensile strength, and corrosion resistance increased with increasing Al content. Further, the hardness, tensile strength, and corrosion resistance of the rapidly solidified alloys were superior to the ingot-metallurgy alloys and this is attributed to the microstructural refinement and increased homogeneity in the rapidly solidified alloys. (C) 1999 Kluwer Academic Publishers.
引用
收藏
页码:4311 / 4320
页数:10
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