Modeling of dynamic recrystallization behavior of 21Cr-11Ni-N-RE lean austenitic heat-resistant steel during hot deformation
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- 作者：Lei Chena ; chenlei@ysu.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Yingjie Zhangb ; 1170480050@qq.com" class="auth_mail" title="E-mail the corresponding author ; Fei Lib ; Xingang Liub ; lxg@ysu.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Baofeng Guob ; baofengysu@163.com" class="auth_mail" title="E-mail the corresponding author ; Miao Jinb ; jinmiaoysu@126.com" class="auth_mail" title="E-mail the corresponding author
- 关键词：21Cr-11Ni-N-RE austenitic heat-resistant steel ; Dynamic recrystallization ; Kinetics model ; Recrystallization region diagram ; Grain size
- 刊名：Materials Science & Engineering A
- 出版年：2016
- 出版时间：29 April 2016
- 年：2016
- 卷：663
- 期：Complete
- 页码：141-150
- 全文大小：4220 K
文摘
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Kinetic models of DRX for the modified 21Cr-11Ni-N-RE steel are obtained.
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A DRX region diagram is developed to show DRX evolution.
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Final grain size in complete DRX domain is sensitive to deformation parameters.
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Bulging of initial grain boundary is the main nucleation mechanism of DRX.