EMBRITTLEMENT OF COPPER DUE TO SEGREGATION OF OXYGEN TO GRAIN-BOUNDARIES

被引:52
作者
NIEH, TG [1 ]
NIX, WD [1 ]
机构
[1] STANFORD UNIV, DEPT MAT SCI & ENGN, STANFORD, CA 94305 USA
来源
METALLURGICAL TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE | 1981年 / 12卷 / 05期
关键词
D O I
10.1007/BF02648354
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The tensile and creep properties of oxygen free and oxygen saturated copper have been investigated in the temperature range 25 to 500 degree C. Oxygen increases the yield strength by solid solution hardening, and for coarse-grained copper, causes embrittlement particularly under creep conditions. Tensile and creep ductility are restored when oxygen is removed.
引用
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页码:893 / 901
页数:9
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