典型文献
Rolling reduction-dependent deformation mechanisms and tensile properties in a β titanium alloy
文献摘要:
This work investigated the dependence of deformation mechanisms and mechanical properties on cold rolling reductions of the metastable TB8 titanium alloy.Results shown that the crystal orientation of the matrix changes with the increasing level of reduction,leading to the activation of complex deformation mechanisms in the matrix.When the rolling reduction is 10%,the deformation mechanisms are dom-inated by dislocations and{332}<113>deformation twins.As the reductions increase to 20%-50%,the secondary deformation twinning(SDT)is triggered in primary deformation twins besides the primary kink band is activated.Meanwhile,the secondary kink bands and{332}<113>twins have be observed in the primary kink bands.When the reduction reaches to 60%,the deformation mechanisms are dominated by dislocations and deformation twins.Furthermore,the matrix refined by crisscrossing among the twins,kink bands and other deformation mechanisms during cold rolling,which shortens the dislocation mean free path and then affects the strength and shape of the alloy.The dynamic Hall-Petch effect and the interaction between multi-scale deformed structures control the work hardening behavior of the alloy.
文献关键词:
中图分类号:
作者姓名:
Zhaoxin Du;Qiwei He;Ruirun Chen;Fei Liu;Jingyong Zhang;Fei Yang;Xueping Zhao;Xiaoming Cui;Jun Cheng
作者机构:
School of Materials Science and Engineering,Inner Mongolia University of Technology,Hohhot 010051,China;National Key Laboratory for Precision Hot Processing of Metals,Harbin Institute of Technology,Harbin 150001,China;School of Materials Science and Engineering,China University of Mining and Technology,Xuzhou 221008,China;Waikato Centre for Advance Materials and Manufacturing,School of Engineering,University of Waikato,Hamilton 3240,New Zealand;State Key Laboratory of Solidification Processing,Northwestern Polytechnical University,Xi'an 710072,China
文献出处:
引用格式:
[1]Zhaoxin Du;Qiwei He;Ruirun Chen;Fei Liu;Jingyong Zhang;Fei Yang;Xueping Zhao;Xiaoming Cui;Jun Cheng-.Rolling reduction-dependent deformation mechanisms and tensile properties in a β titanium alloy)[J].材料科学技术(英文版),2022(09):183-193
A类:
crisscrossing
B类:
Rolling,dependent,deformation,mechanisms,tensile,properties,titanium,alloy,This,work,investigated,dependence,mechanical,cold,rolling,reductions,metastable,TB8,Results,shown,that,crystal,orientation,matrix,changes,increasing,level,leading,activation,complex,When,are,by,dislocations,twins,increase,secondary,twinning,SDT,triggered,primary,besides,kink,activated,Meanwhile,bands,have,observed,reaches,dominated,Furthermore,refined,among,other,during,which,shortens,mean,free,path,then,affects,strength,shape,dynamic,Hall,Petch,effect,interaction,between,multi,scale,deformed,structures,control,hardening,behavior
AB值:
0.48106
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