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金属学报  1989 

近β型钛合金Ti-10V-2Fe-3Al的时效相变研究

, PP. 18-24

Keywords: 钛合金,时效相变

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Abstract:

Ti-10V-2Fe-3Al合金水淬后,在250—450℃的时效温度范围内,随温度的升高或时间的延长,逐步发生α″→β,ω_a→ω→α,β→β+ω→β+α和β→β+α等相变过程,并波此重叠.当时效温度高于450℃,发生β→β+α转变。考察了时效组织的形态与分布,给出了α相和β相的点阵常数变化与时效温度的关系,以及硬度与时效的关系。

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