Microstructure and properties of solid-state additive manufactured Mg–10Li–3Al–3Zn magnesium alloy

A comprehensive investigation of friction stirring additive manufacturing (FSAM) Mg–10Li–3Al–3Zn alloy has been conducted to evaluate microstructure evolution and mechanical properties. The results indicated that new intermetallic compounds of Li2MgAl and LiMgZn are precipitated. The microstructure...

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Main Authors: Jie Yao, Guoqing Dai, Yanhua Guo, Wenya Li, Zhonggang Sun, Zhikang Shen, Kaiyu Luo, Hui Chang, Lian Zhou
Format: Article
Language:English
Published: Elsevier 2023-07-01
Series:Journal of Materials Research and Technology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S223878542301339X
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author Jie Yao
Guoqing Dai
Yanhua Guo
Wenya Li
Zhonggang Sun
Zhikang Shen
Kaiyu Luo
Hui Chang
Lian Zhou
author_facet Jie Yao
Guoqing Dai
Yanhua Guo
Wenya Li
Zhonggang Sun
Zhikang Shen
Kaiyu Luo
Hui Chang
Lian Zhou
author_sort Jie Yao
collection DOAJ
description A comprehensive investigation of friction stirring additive manufacturing (FSAM) Mg–10Li–3Al–3Zn alloy has been conducted to evaluate microstructure evolution and mechanical properties. The results indicated that new intermetallic compounds of Li2MgAl and LiMgZn are precipitated. The microstructure homogeneity is improved and the texture strength of [−1100] is decreased via FSAM. Compared to the base metal, the microhardness of nugget zone has increased by 33%, and the tensile strength of the samples along transverse direction and process direction are 206 MPa and 224 MPa, respectively. The strengthen mechanism of mechanical properties also has been analyzed through phase distribution and grain refinement. The study reveals that FSAM is a significant approach for the additive manufacturing magnesium alloys.
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spelling doaj.art-73e28bf6835e48d6b666e929c29e2cfc2023-08-11T05:33:31ZengElsevierJournal of Materials Research and Technology2238-78542023-07-012548204832Microstructure and properties of solid-state additive manufactured Mg–10Li–3Al–3Zn magnesium alloyJie Yao0Guoqing Dai1Yanhua Guo2Wenya Li3Zhonggang Sun4Zhikang Shen5Kaiyu Luo6Hui Chang7Lian Zhou8Tech Institute for Advanced Materials, College of Materials Science and Engineering, Nanjing Tech University, Nanjing, 210009, ChinaTech Institute for Advanced Materials, College of Materials Science and Engineering, Nanjing Tech University, Nanjing, 210009, ChinaTech Institute for Advanced Materials, College of Materials Science and Engineering, Nanjing Tech University, Nanjing, 210009, ChinaShaanxi Key Laboratory of Friction Welding Technologies, Northwestern Polytechnical University, Xi'an 710072, PR ChinaTech Institute for Advanced Materials, College of Materials Science and Engineering, Nanjing Tech University, Nanjing, 210009, ChinaShaanxi Key Laboratory of Friction Welding Technologies, Northwestern Polytechnical University, Xi'an 710072, PR ChinaSchool of Mechanical Engineering, Jiangsu University, Zhenjiang 212013, PR ChinaTech Institute for Advanced Materials, College of Materials Science and Engineering, Nanjing Tech University, Nanjing, 210009, China; Corresponding author.Tech Institute for Advanced Materials, College of Materials Science and Engineering, Nanjing Tech University, Nanjing, 210009, ChinaA comprehensive investigation of friction stirring additive manufacturing (FSAM) Mg–10Li–3Al–3Zn alloy has been conducted to evaluate microstructure evolution and mechanical properties. The results indicated that new intermetallic compounds of Li2MgAl and LiMgZn are precipitated. The microstructure homogeneity is improved and the texture strength of [−1100] is decreased via FSAM. Compared to the base metal, the microhardness of nugget zone has increased by 33%, and the tensile strength of the samples along transverse direction and process direction are 206 MPa and 224 MPa, respectively. The strengthen mechanism of mechanical properties also has been analyzed through phase distribution and grain refinement. The study reveals that FSAM is a significant approach for the additive manufacturing magnesium alloys.http://www.sciencedirect.com/science/article/pii/S223878542301339XMg–10Li–3Al–3Zn alloyFriction stirring additive manufacturingMicrostructure evolutionMechanical propertiesGrain refinement
spellingShingle Jie Yao
Guoqing Dai
Yanhua Guo
Wenya Li
Zhonggang Sun
Zhikang Shen
Kaiyu Luo
Hui Chang
Lian Zhou
Microstructure and properties of solid-state additive manufactured Mg–10Li–3Al–3Zn magnesium alloy
Journal of Materials Research and Technology
Mg–10Li–3Al–3Zn alloy
Friction stirring additive manufacturing
Microstructure evolution
Mechanical properties
Grain refinement
title Microstructure and properties of solid-state additive manufactured Mg–10Li–3Al–3Zn magnesium alloy
title_full Microstructure and properties of solid-state additive manufactured Mg–10Li–3Al–3Zn magnesium alloy
title_fullStr Microstructure and properties of solid-state additive manufactured Mg–10Li–3Al–3Zn magnesium alloy
title_full_unstemmed Microstructure and properties of solid-state additive manufactured Mg–10Li–3Al–3Zn magnesium alloy
title_short Microstructure and properties of solid-state additive manufactured Mg–10Li–3Al–3Zn magnesium alloy
title_sort microstructure and properties of solid state additive manufactured mg 10li 3al 3zn magnesium alloy
topic Mg–10Li–3Al–3Zn alloy
Friction stirring additive manufacturing
Microstructure evolution
Mechanical properties
Grain refinement
url http://www.sciencedirect.com/science/article/pii/S223878542301339X
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