Texture evolution prediction of 2219 aluminum alloy sheet under hydro-bulging using cross-scale numerical modeling

作     者：Yanbo Pei Yonggang Hao Jie Zhao Jiantong Yang Bugang Teng Yanbo Pei;Yonggang Hao;Jie Zhao;Jiantong Yang;Bugang Teng

作者机构：School of Materials Science and EngineeringHarbin Institute of TechnologyHarbin 150001China National Key Laboratory for Precision Hot Processing of MetalsHarbin Institute of TechnologyHarbin 150001China Department of Materials Science and EngineeringChina University of Mining&Technology(Beijing)Beijing 100083China 

出 版 物：《Journal of Materials Science & Technology》 (材料科学技术（英文版）)

年 卷 期：2023年第149卷第18期

页      面：190-204页

核心收录：

学科分类：080503[工学-材料加工工程] 0806[工学-冶金工程] 08[工学] 0805[工学-材料科学与工程（可授工学、理学学位）] 080502[工学-材料学] 0703[理学-化学] 0802[工学-机械工程] 080201[工学-机械制造及其自动化] 

基　　金：financially supported by the National Natural Science Foundation of China(No.52275322) the Heilongjiang Touyan Team(No.HITTY-20190015) 

主　　题：Cross-scale modeling Crystal plasticity Texture evolution Aluminum alloy Hydro-bulging forming 

摘      要：A simultaneous prediction of macroscopic deformation and microstructure evolution is critical for un-derstanding the deformation mechanism of *** this work,the hydro-bulging process of 2219 aluminum alloy sheet was investigated using cross-scale numerical modeling,in which the macroscopic finite element method(FEM)and crystal plasticity finite element method(CPFEM)were *** calculated texture evolution exhibits good agreement with the experimental results,and the stress er-ror between the two scales is generally *** effects of different strain states on texture evolution and slip mode are further *** the strain ratioηincreases,the volume fractions of the initial Rotated Copper texture component andγ-Fiber texture component decrease significantly,which tend to be stabilized at P texture *** initial Rotated Cube texture component is inclined to rotate towards the Cube texture component,while the volume fraction of this orientation is relatively *** lower strain ratio can considerably enhance the activity of more equivalent slip systems,promoting a more uniform strain distribution over *** difficulty of grain deformation changes as the lat-tice *** grain with easy-to-deform orientation can gradually rotate to a stable orientation during plastic deformation,which has a lower Schmid factor.