Superplastic deformation mechanisms of high Nb containing TiAl alloy with (α2 + γ) microstructure
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- 作者：Liang Chenga ; Jinshan Lia ; b ; ljsh@nwpu.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Xiangyi Xuea ; b ; Bin Tanga ; b ; Hongchao Koua ; b ; Emmanuel Bouzyc ; d ; Emmanuel.bouzy@univ-lorraine.fr" class="auth_mail" title="E-mail the corresponding author
- 关键词：Titanium aluminides ; based on TiAl ; Superplastic behaviour ; Micro-texture ; Microstructure
- 刊名：Intermetallics
- 出版年：2016
- 出版时间：August 2016
- 年：2016
- 卷：75
- 期：Complete
- 页码：62-71
- 全文大小：4419 K
文摘
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The superplastic deformation mechanism was revealed by texture evolution.
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The rate-controlling mechanism was found to be lattice dislocation climb.
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A unified rate-equation for various microcrystalline TiAl alloys was developed.