Journal ArticleDOI
General investigations on processing tool steel X40CrMoV5-1 with selective laser melting
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In this paper, the X40CrMoV5-1 (H13) hot work tool steel was densified by selective laser melting (SLM) using different laser parameters and preheating temperatures.About:
This article is published in Journal of Materials Processing Technology.The article was published on 2018-05-01. It has received 129 citations till now. The article focuses on the topics: Austenite & Ferrite (iron).read more
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Steels in additive manufacturing: A review of their microstructure and properties
Priyanshu Bajaj,Avinash Hariharan,Anoop Kini,Philipp Kürnsteiner,Dierk Raabe,Eric Aimé Jägle +5 more
TL;DR: In this paper, an overview of the different kinds of steels in use in fusion-based AM processes and present their microstructures, their mechanical and corrosion properties, their heat treatments and their intended applications.
Journal ArticleDOI
Selective laser melting of an equiatomic CoCrFeMnNi high-entropy alloy: Processability, non-equilibrium microstructure and mechanical property
TL;DR: In this article, the selective laser melting (SLM) of an equiatomic CoCrFeMnNi high-entropy alloy (HEA) powder was studied, with emphasis on its non-equilibrium microstructural evolution and mechanical properties.
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Additive manufacturing of steels: a review of achievements and challenges
TL;DR: A comprehensive review of the performance of AM steels as a function of these unique micro-structural features is presented in this paper, highlighting that a wide range of steels can be processed by AM.
Journal ArticleDOI
Defects and anomalies in powder bed fusion metal additive manufacturing
Amir Mostafaei,Cang Zhao,Yining He,Seyed Reza Ghiaasiaan,Bo Shi,Shuai Shao,Nima Shamsaei,Ziheng Wu,Nadia Kouraytem,Tao Sun,Joseph Pauza,Jerard V. Gordon,Bryan A. Webler,Niranjan D. Parab,Mohammadreza Asherloo,Qi Chao Guo,Lianyi Chen,Anthony D. Rollett +17 more
TL;DR: In this article , a review of common defects and anomalies in powder bed fusion metal additive manufacturing processes is presented, where the formation mechanism and practical mitigation strategies are discussed, as well as properties such as mechanical behavior and corrosion resistance of defective parts.
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Heat treatment and properties of a hot work tool steel fabricated by additive manufacturing
Faraz Deirmina,Faraz Deirmina,Nicola Peghini,Bandar AlMangour,Dariusz Grzesiak,Massimo Pellizzari +5 more
TL;DR: In this article, the microstructure and some properties of H13 hot work tool steel fabricated by selective laser melting (SLM) have been evaluated after direct tempering and in quenched and tempered condition.
References
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Fine-structured aluminium products with controllable texture by selective laser melting of pre-alloyed AlSi10Mg powder
TL;DR: In this paper, the high thermal gradients occurring during SLM lead to a very fine microstructure with submicron-sized cells, which can be modified to a weak cube texture along the building and scanning directions when a rotation of 90° of the scanning vectors within or between the layers is applied.
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Intragranular cellular segregation network structure strengthening 316L stainless steel prepared by selective laser melting
TL;DR: In this paper, a feasibility study was performed to fabricate ITER In-Vessel components by Selective Laser Melting (SLM) supported by Fusion for Energy (F4E), almost fully dense 316L stainless steel (SS316L) components were prepared from gas-atomized powder and with optimized SLM processing parameters.
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Investigation of crystal growth mechanism during selective laser melting and mechanical property characterization of 316L stainless steel parts
TL;DR: In this paper, a fundamental investigation of the development of grain structure of 316L stainless steel fabricated by selective laser melting (SLM) was conducted, which revealed the growth mechanism of grains under rapid solidification conditions.
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Selective Laser Melting : a Manufacturing Technology for the Future?
TL;DR: The most common additive manufacturing method is called Selective Laser Melting (SLM), developed at the Fraunhofer Institute for Laser Technology ILT as mentioned in this paper, and it has been shown that it provides great potential to fulfill these challenges.
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Study of mechanical properties of AISI 316 stainless steel processed by “selective laser melting”, following different manufacturing strategies
TL;DR: In this article, the authors focused on the study of the mechanical properties and their variability with manufacturing orientation (anisotropy) for a metallic alloy manufactured by additive manufacturing, using the technology of selective laser melting (SLM).