IMECH-IR  > 非线性力学国家重点实验室
The Role of Residual Stress in Anisotropic Mechanical Properties of Titanium Alloy after Rolling
Qi, Lichun1; Hou XY(侯星宇)2,3; Huang XF(黄晓芙)2,3; Zhang, Hongye2; Liu, Zhanwei4; Huang XF(黄先富)3,5,6
Corresponding AuthorZhang, Hongye([email protected]) ; Liu, Zhanwei([email protected]) ; Huang, Xianfu([email protected])
Source PublicationJOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE
2024-03-06
Pages8
ISSN1059-9495
AbstractIt is found that U-shaped titanium alloys are more likely to fracture perpendicular to the rolling direction in engineering applications. To explore the root cause of this mechanical anisotropy, we carried out tensile, fracture toughness and residual stress tests on U-shaped titanium alloys along and perpendicular to their rolling directions. In combination of x-ray diffraction tests, a full-field residual stress measurement technique combining digital image correlation and layer-removal method was also developed to evaluate residual stress distribution in different directions of the materials. The results show that the titanium alloy exhibits anisotropic mechanical properties after rolling. Its fracture strain and toughness are lower perpendicular to the rolling direction, but the strength limit is higher than along the rolling direction. The main reason is the difference in the distribution of residual stress in the vertical and along the rolling direction. This work may provide guidance for process optimization and structural design of titanium alloys.
Keyworddigital image correlation fracture toughness residual stress tensile strength titanium alloy x-ray diffraction
DOI10.1007/s11665-024-09274-0
Indexed BySCI ; EI
Language英语
WOS IDWOS:001176164900001
WOS KeywordMICROSTRUCTURE ; TEXTURE ; BETA ; EVOLUTION
WOS Research AreaMaterials Science
WOS SubjectMaterials Science, Multidisciplinary
Funding ProjectYouth Innovation Promotion Association, Chinese Academy of Sciences[2020020] ; Guangdong Basic and Applied Basic Research Foundation[2023A1515011784] ; High-level Innovation Research Institute Program of Guangdong Province[2020B0909010003] ; National Natural Science Foundation of China (NSFC)[12032019] ; National Natural Science Foundation of China (NSFC)[11702299]
Funding OrganizationYouth Innovation Promotion Association, Chinese Academy of Sciences ; Guangdong Basic and Applied Basic Research Foundation ; High-level Innovation Research Institute Program of Guangdong Province ; National Natural Science Foundation of China (NSFC)
ClassificationQ3
Ranking1
ContributorZhang, Hongye ; Liu, Zhanwei ; Huang, Xianfu
Citation statistics
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/94718
Collection非线性力学国家重点实验室
Affiliation1.Beijing Inst Aeronaut Mat, Inst Titanium Alloy, Beijing 100095, Peoples R China;
2.Beijing Forestry Univ, Sch Technol, Beijing 100083, Peoples R China;
3.Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China;
4.Beijing Inst Technol, Sch Aerosp Engn, Beijing 100081, Peoples R China;
5.Guangdong Aerosp Res Acad, Guangzhou 511458, Peoples R China;
6.Univ Chinese Acad Sci, Sch Engn Sci, Beijing 100049, Peoples R China
Recommended Citation
GB/T 7714
Qi, Lichun,Hou XY,Huang XF,et al. The Role of Residual Stress in Anisotropic Mechanical Properties of Titanium Alloy after Rolling[J]. JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE,2024:8.Rp_Au:Zhang, Hongye, Liu, Zhanwei, Huang, Xianfu
APA Qi, Lichun,侯星宇,黄晓芙,Zhang, Hongye,Liu, Zhanwei,&黄先富.(2024).The Role of Residual Stress in Anisotropic Mechanical Properties of Titanium Alloy after Rolling.JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE,8.
MLA Qi, Lichun,et al."The Role of Residual Stress in Anisotropic Mechanical Properties of Titanium Alloy after Rolling".JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE (2024):8.
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