Evolution of grain boundary character distributions in alloy 825 tubes during high temperature annealing: Is grain boundary engineering achieved through recrystallization or grain growth?

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• 作者：Qin Bai^a ; ^b ; Qing Zhao^a ; ^b ; Shuang Xia^a ; ^b ; ^{xs@shu.edu.cn} ; ^{xiashuang14@sohu.com} ; Baoshun Wang^c ; Bangxin Zhou^a ; ^b ; Cheng Su^c
• 关键词：Grain boundary engineering ; Electron backscatter diffraction ; Grain boundary character distribution ; Recrystallization ; Grain growth ; Nickel-based alloy 825
• 刊名：Materials Characterization
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：123
• 期：Complete
• 页码：178-188
• 全文大小：10235 K
• 卷排序：123

文摘

The grain boundary engineering (GBE) is applicable to 825 tubes. GBE is achieved through recrystallization rather than grain growth. The low ∑ CSL grain boundaries in 825 tubes can be increased to > 75%.