王玉金,宋佳,贾德昌,周玉

• 1:哈尔滨工业大学特种陶瓷研究所

摘要(Abstract)：

以W粉和Ti粉为原料,采用真空热压烧结工艺制备了W-10%Ti合金,研究了烧结温度对W-Ti合金的相组成、微观形貌和硬度的影响。结果表明,合金主要由富W固溶体、富Ti固溶体和心部未发生扩散的α-Ti相组成。随烧结温度的升高,W与Ti的相互固溶度增大,α-Ti相的残余量减少,1400℃烧结的W-Ti合金中部分富Ti固溶体发生了共析转变。合金的致密度和维氏硬度均随烧结温度的升高先增大后减小,在1300℃时有最大值,分别达99.4%和6.3 GPa。

关键词(KeyWords)： W-Ti合金;烧结温度;显微组织;硬度

Abstract:

Keywords:

基金项目(Foundation): 国家然科学基金(50502012和51021002)

作者(Author): 王玉金,宋佳,贾德昌,周玉

DOI: 10.13289/j.issn.1009-6264.2011.08.004

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