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Welding behavior of an ultrahigh-strength quenching and partitioning steel by fusion and solid-state welding methods
Wang, Z. W.1,3,4; Liu, M.3,4; Zhang, H.1,3; Xie, G. M.2; Xue, P.1,3; Wu, L. H.1,3; Zhang, Z.1,3; Ni, D. R.1,3; Xiao, B. L.1,3; Ma, Z. Y.1,3
Corresponding AuthorXue, P.(pxue@imr.ac.cn)
2022-03-01
Source PublicationJOURNAL OF MATERIALS RESEARCH AND TECHNOLOGY-JMR&T
ISSN2238-7854
Volume17Pages:1289-1301
AbstractHow the quenching and partitioning (Q&P) steel with an ultrahigh strength (>1 GPa) behaves during the welding process is a considerable issue for its practical application, but the systematical evaluation on the welding behavior of this new steel has not yet been concerned. Here the structure-property relationships of three typical Q&P 1180 steel joints were comparatively studied by using laser welding (LW), tungsten inert gas (TIG) welding, and friction stir welding (FSW). Weld metal (WM) region and heat-affected zone were generated in the welded joints and their widths were mainly related to the welding linear energy (LW < FSW < TIG welding). During LW and TIG welding, the parent metal (PM) was totally destroyed and coarsened in the WMs whereas ultrafine microstructures with high hardness were obtained after FSW by means of the low peak temperature and severe plastic deformation. The TIG welding produced serious material softening, while the softening degree could be alleviated via LW and FSW. Excellent tensile strength as high as that of the PM was achieved in both the LW and FSW joints by means of the suppressed material softening as well as small soft zone width. However, dramatic losses of strength and ductility were found in the TIG welded joint owing to the premature strain localization and fracture in the soft zone.(c) 2022 The Author(s). Published by Elsevier B.V. This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/).
KeywordUltrahigh-strength steel Fusion welding Friction stir welding Microstructure Mechanical property Welding behavior
Funding OrganizationNational Natural Science Foundation of China ; Liaoning Province Excellent Youth Foundation ; Open Research Fund from the State Key Laboratory of Rolling and Automation, North-eastern University
DOI10.1016/j.jmrt.2022.01.086
Indexed BySCI
Language英语
Funding ProjectNational Natural Science Foundation of China[51901225] ; National Natural Science Foundation of China[51671190] ; National Natural Science Foundation of China[52171057] ; National Natural Science Foundation of China[52034005] ; Liaoning Province Excellent Youth Foundation[2021-YQ-01] ; Open Research Fund from the State Key Laboratory of Rolling and Automation, North-eastern University[2020RALKFKT009]
WOS Research AreaMaterials Science ; Metallurgy & Metallurgical Engineering
WOS SubjectMaterials Science, Multidisciplinary ; Metallurgy & Metallurgical Engineering
WOS IDWOS:000786543100001
PublisherELSEVIER
Citation statistics
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/172639
Collection中国科学院金属研究所
Corresponding AuthorXue, P.
Affiliation1.Chinese Acad Sci, Inst Met Res, CAS Key Lab Nucl Mat & Safety Assessment, Shenyang 110016, Peoples R China
2.Northeastern Univ, State Key Lab Rolling & Automat, Shenyang 110819, Peoples R China
3.Chinese Acad Sci, Shi Changxu Innovat Ctr Adv Mat, Inst Met Res, Shenyang 110016, Peoples R China
4.Univ Sci & Technol China, Sch Mat Sci & Engn, Shenyang 110016, Peoples R China
Recommended Citation
GB/T 7714
Wang, Z. W.,Liu, M.,Zhang, H.,et al. Welding behavior of an ultrahigh-strength quenching and partitioning steel by fusion and solid-state welding methods[J]. JOURNAL OF MATERIALS RESEARCH AND TECHNOLOGY-JMR&T,2022,17:1289-1301.
APA Wang, Z. W..,Liu, M..,Zhang, H..,Xie, G. M..,Xue, P..,...&Ma, Z. Y..(2022).Welding behavior of an ultrahigh-strength quenching and partitioning steel by fusion and solid-state welding methods.JOURNAL OF MATERIALS RESEARCH AND TECHNOLOGY-JMR&T,17,1289-1301.
MLA Wang, Z. W.,et al."Welding behavior of an ultrahigh-strength quenching and partitioning steel by fusion and solid-state welding methods".JOURNAL OF MATERIALS RESEARCH AND TECHNOLOGY-JMR&T 17(2022):1289-1301.
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