Journal ArticleDOI
Microstructure and tensile property of a novel AlZnMgScZr alloy additively manufactured by gas atomization and laser powder bed fusion
TLDR
In this paper, high strength aluminum alloy can be fabricated by laser powder bed fusion (LPBF) through alloy design and microstructural control, and the results demonstrate that high strength Al-6Zn-2Mg alloys with 1'wt% (Sc,Zr) additively manufactured by LPBF using gas atomized powders.About:
This article is published in Scripta Materialia.The article was published on 2019-01-01. It has received 138 citations till now. The article focuses on the topics: Ultimate tensile strength & Microstructure.read more
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3D printing of Aluminium alloys: Additive Manufacturing of Aluminium alloys using selective laser melting
Nesma T. Aboulkhair,Marco Simonelli,Luke Parry,Ian Ashcroft,Christopher Tuck,Richard J.M. Hague +5 more
TL;DR: A comprehensive understanding of the interrelation between the various aspects of the subject, as this is essential to demonstrate credibility for industrial needs, is presented in this paper, which highlights some key topics requiring attention for further progression.
Journal ArticleDOI
Selective laser melting of a high strength Al-Mn-Sc alloy: alloy design and strengthening mechanisms
Qingbo Jia,Paul Rometsch,Paul Rometsch,Philipp Kürnsteiner,Qi Chao,Aijun Huang,Matthew Weyland,Matthew Weyland,Laure Bourgeois,Laure Bourgeois,Xinhua Wu +10 more
TL;DR: In this article, a high strength in-process and post-process friendly Al alloy was developed for the selective laser melting (SLM) process, one of the most commonly used additive manufacturing techniques.
Journal ArticleDOI
A Review on Functionally Graded Materials and Structures via Additive Manufacturing: From Multi-Scale Design to Versatile Functional Properties
Yan Li,Zuying Feng,Liang Hao,Lijing Huang,Chenxing Xin,Yushen Wang,Emiliano Bilotti,Khamis Essa,Han Zhang,Li Zheng,Feifei Yan,Ton Peijs +11 more
Journal ArticleDOI
New aluminum alloys specifically designed for laser powder bed fusion: A review
Alberta Aversa,Giulio Marchese,Abdollah Saboori,Emilio Bassini,Diego Manfredi,Sara Biamino,Daniele Ugues,Paolo Fino,Mariangela Lombardi +8 more
TL;DR: The state of the art of the aluminum alloys used in the laser powder bed fusion process, together with the microstructural and mechanical characterizations are reviewed.
Journal ArticleDOI
A review of Laser Powder Bed Fusion Additive Manufacturing of aluminium alloys: Microstructure and properties
TL;DR: A review of the current status of additive manufacturing with Al-alloys is presented in this paper, focusing on the microstructural characteristics and how these influence mechanical properties, and the remaining challenges in the development of AM with high-strength Al-aloys are discussed.
References
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Journal ArticleDOI
Additive manufacturing of metals
TL;DR: In this paper, the authors describe the complex relationship between additive manufacturing processes, microstructure and resulting properties for metals, and typical microstructures for additively manufactured steel, aluminium and titanium are presented.
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3D printing of high-strength aluminium alloys
John H. Martin,Brennan Yahata,Jacob M. Hundley,Justin Mayer,Tobias A. Schaedler,Tresa M. Pollock +5 more
TL;DR: The approach to metal-based additive manufacturing is applicable to a wide range of alloys and can be implemented using a range of additive machines, and provides a foundation for broad industrial applicability, including where electron-beam melting or directed-energy-deposition techniques are used instead of selective laser melting.
Journal ArticleDOI
Selective laser melting of AlSi10Mg alloy: Process optimisation and mechanical properties development
TL;DR: In this paper, the influence of selective laser melting (SLM) process parameters (laser power, scan speed, scan spacing, and island size) on the porosity development in AlSi10Mg alloy builds has been investigated, using statistical design of experimental approach, correlated with the energy density model.
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Scandium in aluminium alloys
J. Røyset,N. Ryum +1 more
TL;DR: A considerable part of the available literature on scandium in aluminium alloys is reviewed in this article, with emphasis on the aluminium rich part of diagrams, including a wide range of ternary Al-Sc-X phase diagrams and a few higher order phase diagrams.
Journal ArticleDOI
Precipitation strengthening at ambient and elevated temperatures of heat-treatable Al(Sc) alloys
TL;DR: In this article, the authors investigated yield strength at ambient temperature and creep resistance between 225 and 300°C in dilute Al(Sc) alloys containing coherent Al3Sc precipitates, which were grown by heat-treatments to radii in the range 1.4-9.6 nm.