Journal ArticleDOI
Additive manufacturing of metals
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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.About:
This article is published in Acta Materialia.The article was published on 2016-09-15. It has received 2837 citations till now. The article focuses on the topics: Aluminium.read more
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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.
Journal ArticleDOI
Additive manufacturing (3D printing): A review of materials, methods, applications and challenges
TL;DR: A comprehensive review of the main 3D printing methods, materials and their development in trending applications was carried out in this paper, where the revolutionary applications of AM in biomedical, aerospace, buildings and protective structures were discussed.
Journal ArticleDOI
Additively manufactured hierarchical stainless steels with high strength and ductility
Y. Morris Wang,Thomas Voisin,Joseph T. McKeown,Jianchao Ye,Nicholas P. Calta,Zan Li,Zhi Zeng,Yin Zhang,Wen Chen,Tien T. Roehling,Ryan T. Ott,Melissa K. Santala,Philip J. Depond,Manyalibo J. Matthews,Alex V. Hamza,Ting Zhu +15 more
TL;DR: The potential of additive manufacturing to create alloys with unique microstructures and high performance for structural applications is demonstrated, with austenitic 316L stainless steels additively manufactured via a laser powder-bed-fusion technique exhibiting a combination of yield strength and tensile ductility that surpasses that of conventional 316L steels.
Journal ArticleDOI
Additive manufacturing of Ti6Al4V alloy: A review
Shunyu Liu,Yung C. Shin +1 more
TL;DR: In this paper, the recent progress on Ti6Al4V fabricated by three mostly developed additive manufacturing techniques-directed energy deposition (DED), selective laser melting (SLM) and electron beam melting (EBM)-is thoroughly investigated and compared.
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A review of the wire arc additive manufacturing of metals: properties, defects and quality improvement
TL;DR: In this paper, the authors review the emerging research on wire arc additive manufacturing (WAAM) techniques and the commonly used metallic feedstock materials, and also provide a comprehensive over view of the metallurgical and material properties of the deposited parts.
References
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Journal ArticleDOI
Numerical modeling of microstructure evolution during laser additive manufacturing of a nickel-based superalloy
TL;DR: In this paper, a multi-scale model that combines the finite element method and stochastic analysis is developed to simulate the evolution of the microstructure of an Nb-bearing nickel-based superalloy during laser additive manufacturing solidification.
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Microstructural evolution in laser-deposited multilayer Ti-6Al-4V builds: Part II. Thermal modeling
S. M. Kelly,Stephen L. Kampe +1 more
TL;DR: The thermal history developed in laser metal deposition (LMD) processes has been shown to be quite complex and results in the evolution of an equally complex microstructure as discussed by the authors, and a numerical thermal model based on the implicit finite-difference technique was developed to model LMD processes.
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The direct metal deposition of H13 tool steel for 3-D components
TL;DR: In this article, the microstructure and mechanical properties of H13 alloy are described using the direct metal deposition (DMD) technique, which is the state-of-the-art for die and tool manufacturing.
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Gas flow effects on selective laser melting (SLM) manufacturing performance
TL;DR: In this paper, the effect of inert gas flow within the selective laser melting (SLM) process and the effects induced by this gas flow on the reproducibility of the key attributes (porosity and compression strength) created in the construction of porous titanium components were investigated.
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Process and Mechanical Properties: Applicability of a Scandium modified Al-alloy for Laser Additive Manufacturing
TL;DR: The applicability of an aluminium alloy containing scandium for laser additive manufacturing (LAM) is considered in this article, where the development, production and testing of parts built up by a laser powder bed process are presented with regard to the qualification of the new material concept “ScalmalloyRP®” for LAM.