镁合金室温超塑性研究进展  

Research Progress in Room-temperature Superplasticity of Magnesium Alloys

作　　者：付翰林 王永贵 柴方 马志远[1,2,3] 陈宇晨 冯建强 胡轩 FU Hanlin;WANG Yonggui;CHAI Fang;MA Zhiyuan;CHEN Yuchen;FENG Jianqiang;HU Xuan(Hubei Key Laboratory of Advanced Technology for Automotive Components,Wuhan University of Technology,Wuhan 430070;Hubei Collaborative Innovation Center for Automotive Components Technology,Wuhan University of Technology,Wuhan 430070;School of Automotive Engineering,Wuhan University of Technology,Wuhan 430070)

机构地区：[1]武汉理工大学现代汽车零部件技术湖北省重点实验室,武汉430070 [2]武汉理工大学汽车零部件技术湖北省协同创新中心,武汉430070 [3]武汉理工大学汽车工程学院,武汉430070

出　　处：《特种铸造及有色合金》2025年第2期173-178,共6页Special Casting & Nonferrous Alloys

基　　金：国家大学生创新创业训练计划资助项目(202310497080);材料成形与模具技术国家重点实验室开放课题研究基金资助项目(P2022-005);湖北省自然科学基金资助项目(2023AFB116)。

摘　　要：综述了镁合金实现超塑性变形的晶界滑移机制,提出镁合金实现室温超塑性引入晶界滑移变形机制的必要性。在此基础上,基于晶界滑移调控的超塑性变形本构方程,提出镁合金室温超塑性变形引入晶界滑移的途径。最后,综述了镁合金室温超塑性变形的研究现状,并对其研究方向进行了展望。Grain boundary slip mechanism during magnesium alloy superplasticity deformation was described,and the necessity of introducing grain boundary slip deformation mechanism to achieve superplasticity at room temperature was put forward.On this basis,based on the constitutive equation of superplastic deformation controlled by grain boundary slip,the way of introducing grain boundary slip into superplastic deformation of magnesium alloy at room temperature was reviewed.Finally,the research status of superplastic deformation of magnesium alloys at room temperature was summarized,and the research direction was prospected.

关 键 词：镁合金 室温超塑性 晶界偏析 晶界滑移 

分 类 号：TG146.22[一般工业技术—材料科学与工程] G353.11[金属学及工艺—金属材料]