EFFECT OF V OR ZR ADDITION ON THE MECHANICAL-PROPERTIES OF THE MECHANICALLY ALLOYED AL-8WT-PERCENT TI ALLOYS

被引:13
|
作者
MOON, IH [1 ]
LEE, JH [1 ]
LEE, KM [1 ]
KIM, YD [1 ]
机构
[1] KIST,DIV MET,SEOUL 136791,SOUTH KOREA
来源
SCRIPTA METALLURGICA ET MATERIALIA | 1995年 / 32卷 / 01期
关键词
D O I
10.1016/S0956-716X(99)80012-0
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The thermal stability of the MA Al-Ti alloy was improved by the addition V or Zr. Such improvement is attributed to the retarded coarsening of the dispersoid phases due to the improved coherency between dispersoid phases and the Al-matrix in the presence of alloying elements V and Zr. The compressive yield strength of ternary MA Al-8Ti-2.8V and Al-8Ti-5.1Zr alloys were superior to binary MA Al-STi alloy at the temperature of above 400 °C, but the MA Al-8Ti-5.1Zr alloy showed some brittleness at 450 °C. © 1994.
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页码:63 / 66
页数:4
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