Additive manufacturing of high performance AZ31 magnesium alloy with full equiaxed grains: Microstructure, mechanical property, and electromechanical corrosion performance
None Ki H. Chon,Xuewei Fang,Yang Jiannan,Wang Shuaipeng,Chuanbin Wang,Ke Huang,Hao Nan Li,Bingheng Lu +7 more
TLDR
In this paper, a thin wall of AZ31 Mg alloy with fine equiaxed grains was fabricated via gas tungsten arc-based wire arc additive manufacturing (WAAM-GTA) technology.About:
This article is published in Journal of Materials Processing Technology.The article was published on 2022-02-01 and is currently open access. It has received 33 citations till now. The article focuses on the topics: Equiaxed crystals & Microstructure.read more
Citations
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Recent progress and perspectives in additive manufacturing of magnesium alloys
TL;DR: The challenges and possibilities of AM Mg-alloys are critically elaborated for the field of mechanical metallurgy in this paper , including a synopsis of processes used and properties measured.
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Effect of solution annealing on microstructures and corrosion behavior of wire and arc additive manufactured AZ91 magnesium alloy in sodium chloride solution
TL;DR: In this paper , the effect of solution annealing on microstructures and corrosion behavior of wire and arc additive manufactured (WAAM) AZ91 magnesium (Mg) alloy in 0.1 M NaCl was investigated by microstructure analysis and electrochemical measurements.
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Achieving equiaxed microstructure and isotropic mechanical properties of additively manufactured AZ31 magnesium alloy via ultrasonic frequency pulsed arc
Qianhui Cao,Bojin Qi,C.Y. Zeng,Rui Zhang,Bochang He,Zewu Qi,Fude Wang,Haibo Wang,Baoqiang Cong +8 more
TL;DR: In this article , an ultrasonic frequency pulsed (UFP) arc was used as heat source to alter the conditions in the wire arc additive manufacturing (WAAM) process and promote equiaxed growth of magnesium grains.
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Post-processing heat treatment of lightweight magnesium alloys fabricated by additive manufacturing: A review
TL;DR: In this article , the authors discuss the recent progress/advances in the application of hot isostatic pressing (HIP), solution annealing (solutionizing), and aging/precipitation heat treatment for the modification/homogenization of the microstructure and improvement of mechanical/functional properties of Mg alloys for the first time.
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Physics-embedded graph network for accelerating phase-field simulation of microstructure evolution in additive manufacturing
TL;DR: In this paper , a physics-embedded graph network (PEGN) is proposed to leverage an elegant graph representation of the grain structure and embed the classic phase field theory into the graph network.
References
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Additive manufacturing of metallic components – Process, structure and properties
Tarasankar Debroy,Huiliang Wei,J.S. Zuback,T. Mukherjee,John W. Elmer,John O. Milewski,Allison M. Beese,Alexander E. Wilson-Heid,Amitava De,Wei Zhang +9 more
TL;DR: A review of the emerging research on additive manufacturing of metallic materials is provided in this article, which provides a comprehensive overview of the physical processes and the underlying science of metallurgical structure and properties of the deposited parts.
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Weight Loss with Magnesium Alloys
TL;DR: With a density of 1.74 g/cm3—about 30% less than aluminum, one-quarter that of steel, and nearly the same as many polymers—magnesium is attractive for lightweight structural systems and, most notably, automotive systems.
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Invited review article: Strategies and processes for high quality wire arc additive manufacturing
TL;DR: In this article, the authors identified the materials processing challenges in wire-arc additive manufacturing (WAAM), including high residual stresses, undesirable microstructures, and solute segregation and phase transformations at solidification.
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Promoting the columnar to equiaxed transition and grain refinement of titanium alloys during additive manufacturing
TL;DR: In this article, the role of alloy constitution is explored in three classical alloy design regimes: an alloy containing no grain refiners (Ti 6Al 4V); an alloy only containing grain refining solutes (Ti 3Al 8V 6Cr 4Mo 4Zr); and an alloy including both grain refining and nucleant particles (Ti3Al 8v 6Cr4Mo 4zr+La2O3).
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The relation between severe plastic deformation microstructure and corrosion behavior of AZ31 magnesium alloy
TL;DR: In this article, the microstructural changing and corrosion behavior of magnesium alloy AZ31 after extrusion and severe plastic deformation by ECAE process was compared, and the results showed that the severe plastic deformations affected both the microstructure and the corrosion behavior.