典型文献
Tailoring the Texture and Mechanical Properties of Textured-AZ31 Mg Alloy Sheets by Twinning and Recrystallization
文献摘要:
In this study,a method of corrugated width limit alignment processes(CWLA)was applied to pre-twin in hot-rolled Mg alloy sheets.The microstructure evolution and mechanical properties of the CWLA sheets were studied.The results demonstrated that the grain orientation was transformed from strong basal texture to RD-rotated texture after CWLA treatment and up to 22.2%of{10-12}tensile twin boundaries were produced in the microstructure.The 60±5°<10-10>twin variant pairs were dominant in the twinned microstructure.Two kinds of dynamic recrystallization(DRX)mechanism,i.e.,continu-ous DRX(CDRX)at low-temperature CWLA and the discontinuous DRX(DDRX)at high-temperature condition were observed.After post-annealing,the twin-induced static recrystallization(SRX)and abnormal grain growth were observed in the CWLA samples,and most twin boundaries were retained.After CAWL for 60 min at 300℃and post annealing,an improvement on plasticity and strength were achieved with 55%increment for uniform elongation(UE)and 10%increment for ultimate tensile strength(UTS).
文献关键词:
中图分类号:
作者姓名:
Hui-Hu Lu;You Li;Li Lu;Wang-Gang Zhang;Wei Liang
作者机构:
School of Mechanical Engineering,North University of China,Taiyuan 030051,China;College of Materials Science and Engineering,Taiyuan University of Technology,Taiyuan 030024,China
文献出处:
引用格式:
[1]Hui-Hu Lu;You Li;Li Lu;Wang-Gang Zhang;Wei Liang-.Tailoring the Texture and Mechanical Properties of Textured-AZ31 Mg Alloy Sheets by Twinning and Recrystallization)[J].金属学报(英文版),2022(12):1983-1995
A类:
CWLA,CAWL
B类:
Tailoring,Mechanical,Properties,Textured,AZ31,Mg,Alloy,Sheets,by,Twinning,Recrystallization,In,this,study,method,corrugated,width,limit,alignment,processes,was,applied,pre,hot,rolled,alloy,sheets,microstructure,evolution,mechanical,properties,were,studied,results,demonstrated,that,grain,orientation,transformed,from,strong,basal,texture,RD,rotated,after,treatment,up,tensile,boundaries,produced,variant,pairs,dominant,twinned,Two,kinds,dynamic,recrystallization,mechanism,CDRX,low,temperature,discontinuous,DDRX,high,condition,observed,After,post,annealing,induced,static,SRX,abnormal,growth,samples,most,retained,improvement,plasticity,strength,achieved,increment,uniform,elongation,UE,ultimate,UTS
AB值:
0.57524
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