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Abstract:
双相TiAl基合金塑性变形的微观机制分析表明,由于γ相仅通过普通位错的滑移和形变孪生不能任意改变形状,所以不能满足多晶体TiAl基合金晶粒间产生协调变形的必要条件.根据上述分析推导出多晶体TiAl基合金室温下断裂应变εf和晶粒直径d的关系为:εf=n/(d+b)+c,上式与文献报道的实验结果非常吻合.
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有色金属
ISSN: 1001-0211
CN: 11-1838/TF
Year: 2000
Issue: 4
Volume: 52
Page: 80-82
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1
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