Influence of the Al content on the phase transformations in Cu-Al alloys

被引:14
|
作者
Adorno, AT [1 ]
Benedetti, AV [1 ]
da Silva, RAG [1 ]
Blanco, M [1 ]
机构
[1] UNESP, Inst Quim, Dept Quim Fis, BR-14801970 Araraquara, SP, Brazil
来源
ECLETICA QUIMICA | 2003年 / 28卷 / 01期
关键词
phase transitions; martensitic transformation; Cu-Al-Ag alloys;
D O I
10.1590/S0100-46702003000100004
中图分类号
学科分类号
摘要
The influence of the Al content on the phase transformations in Cu-Al-Ag alloys was studied by classical differential thermal analysis (DTA), optical microscopy (OM) and X-ray diffractometry (XRD). The results indicated that the increase in the Al content and the presence of Ag decrease the rate of the beta1 phase decomposition reaction and contribute for the raise of this transition temperature, thus decreasing the stability range of the perlitic phase resulted from the b1 decomposition reaction.
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页码:33 / 38
页数:6
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