Research on AZ31 Mg alloy/22MnB5 steel pinless friction stir spot welding process and interfacial temperature field simulation

This paper discusses the successful welding of AZ31 Mg alloy to 22MnB5 high-strength steel using pinless friction stir welding (P-FSSW) to join dissimilar metals and reduce vehicle weight while maintaining strength and stiffness. P-FSSW eliminates fusion welding defects, ensuring good performance of...

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Những tác giả chính: Taotao Li, Xiaolong Xie, Jingfeng Xu, Ruifeng Li, Kai Qi, Xiaoqiang Zhang, Hangyu Yue, Yue Zhao, Lei Qiao
Định dạng: Bài viết
Ngôn ngữ:English
Được phát hành: Elsevier 2023-09-01
Loạt:Journal of Materials Research and Technology
Những chủ đề:
Truy cập trực tuyến:http://www.sciencedirect.com/science/article/pii/S2238785423019828
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author Taotao Li
Xiaolong Xie
Jingfeng Xu
Ruifeng Li
Kai Qi
Xiaoqiang Zhang
Hangyu Yue
Yue Zhao
Lei Qiao
author_facet Taotao Li
Xiaolong Xie
Jingfeng Xu
Ruifeng Li
Kai Qi
Xiaoqiang Zhang
Hangyu Yue
Yue Zhao
Lei Qiao
author_sort Taotao Li
collection DOAJ
description This paper discusses the successful welding of AZ31 Mg alloy to 22MnB5 high-strength steel using pinless friction stir welding (P-FSSW) to join dissimilar metals and reduce vehicle weight while maintaining strength and stiffness. P-FSSW eliminates fusion welding defects, ensuring good performance of Mg/steel welds. An orthogonal experimental design was adopted to comprehensively analyze welding parameters for determining the optimum P-FSSW process conditions. The study provides an in-depth examination of the interfacial layer formation between AZ31 Mg alloy and 22MnB5 steel, emphasizing the importance of Al for effective bonding in Mg alloys. Numerical simulation of the welding process's temperature field is verified by thermocouple measurements, confirming result accuracy. The study aims to optimize bonding of dissimilar materials and facilitate interfacial reactions for achieving high-performance welded joints. This comprehensive understanding of the P-FSSW process and interfacial layer formation holds great significance for lightweight construction in the automotive industry, contributing to reduced emissions and improved fuel efficiency.
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spelling doaj.art-d0af30e5ef2b488fa5be543d5c5b42b82023-10-30T06:03:41ZengElsevierJournal of Materials Research and Technology2238-78542023-09-012637103725Research on AZ31 Mg alloy/22MnB5 steel pinless friction stir spot welding process and interfacial temperature field simulationTaotao Li0Xiaolong Xie1Jingfeng Xu2Ruifeng Li3Kai Qi4Xiaoqiang Zhang5Hangyu Yue6Yue Zhao7Lei Qiao8School of Materials Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212100, ChinaSchool of Materials Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212100, ChinaSchool of Materials Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212100, ChinaCorresponding author.; School of Materials Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212100, ChinaSchool of Materials Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212100, ChinaSchool of Materials Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212100, ChinaSchool of Materials Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212100, ChinaSchool of Materials Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212100, ChinaSchool of Materials Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212100, ChinaThis paper discusses the successful welding of AZ31 Mg alloy to 22MnB5 high-strength steel using pinless friction stir welding (P-FSSW) to join dissimilar metals and reduce vehicle weight while maintaining strength and stiffness. P-FSSW eliminates fusion welding defects, ensuring good performance of Mg/steel welds. An orthogonal experimental design was adopted to comprehensively analyze welding parameters for determining the optimum P-FSSW process conditions. The study provides an in-depth examination of the interfacial layer formation between AZ31 Mg alloy and 22MnB5 steel, emphasizing the importance of Al for effective bonding in Mg alloys. Numerical simulation of the welding process's temperature field is verified by thermocouple measurements, confirming result accuracy. The study aims to optimize bonding of dissimilar materials and facilitate interfacial reactions for achieving high-performance welded joints. This comprehensive understanding of the P-FSSW process and interfacial layer formation holds great significance for lightweight construction in the automotive industry, contributing to reduced emissions and improved fuel efficiency.http://www.sciencedirect.com/science/article/pii/S2238785423019828Mg/steel jointOrthogonal experimentsInterfacial layerTemperature fieldFracture
spellingShingle Taotao Li
Xiaolong Xie
Jingfeng Xu
Ruifeng Li
Kai Qi
Xiaoqiang Zhang
Hangyu Yue
Yue Zhao
Lei Qiao
Research on AZ31 Mg alloy/22MnB5 steel pinless friction stir spot welding process and interfacial temperature field simulation
Journal of Materials Research and Technology
Mg/steel joint
Orthogonal experiments
Interfacial layer
Temperature field
Fracture
title Research on AZ31 Mg alloy/22MnB5 steel pinless friction stir spot welding process and interfacial temperature field simulation
title_full Research on AZ31 Mg alloy/22MnB5 steel pinless friction stir spot welding process and interfacial temperature field simulation
title_fullStr Research on AZ31 Mg alloy/22MnB5 steel pinless friction stir spot welding process and interfacial temperature field simulation
title_full_unstemmed Research on AZ31 Mg alloy/22MnB5 steel pinless friction stir spot welding process and interfacial temperature field simulation
title_short Research on AZ31 Mg alloy/22MnB5 steel pinless friction stir spot welding process and interfacial temperature field simulation
title_sort research on az31 mg alloy 22mnb5 steel pinless friction stir spot welding process and interfacial temperature field simulation
topic Mg/steel joint
Orthogonal experiments
Interfacial layer
Temperature field
Fracture
url http://www.sciencedirect.com/science/article/pii/S2238785423019828
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