Microstructure and mechanical properties of Selective Laser Melted 18Ni-300 steel
TLDR
In this article, the influence of process parameters in SLM (e.g., scan speed and layer thickness) and various age hardening treatments on the microstructure and mechanical properties of 18Ni-300 steel is investigated.About:
This article is published in Physics Procedia.The article was published on 2011-01-01 and is currently open access. It has received 425 citations till now. The article focuses on the topics: Selective laser sintering & Selective laser melting.read more
Citations
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Journal ArticleDOI
Effect of thermal cycling and aging stages on the microstructure and bending strength of a selective laser melted 300-grade maraging steel
Fábio Faria Conde,J.D. Escobar,João Pedro Oliveira,Miloslav Béreš,André Luiz Jardini,W.W. Bose,J. A. Avila +6 more
TL;DR: In this paper, the 18 Ni maraging steel powder was processed by selective laser melting and different heat treatments were applied to the built parts, aiming for homogenization, microstructural refinement and martensite-to-austenite reversion.
Journal ArticleDOI
Characterization of texture and grain boundary character distributions of selective laser melted Inconel 625 alloy
TL;DR: In this paper, the grain boundary character distribution (GBCD) and its relationship with texture are investigated in the context of select laser melting (SLM) for metal additive manufacturing processes to fabricate complex structures.
Journal ArticleDOI
Oxide accumulation effects on wire + arc layer-by-layer additive manufacture process
TL;DR: In this article, a maraging steel wall structure was built layer-by-layer to study oxide accumulation mechanisms and the influence of oxides on the subsequent deposition, and an online arc welding camera was also applied to investigate the wetting and spreading behaviour of the deposition on different surface conditions.
Journal ArticleDOI
Austenite reversion kinetics and stability during tempering of an additively manufactured maraging 300 steel
Fábio Faria Conde,J.D. Escobar,João Pedro Oliveira,André Luiz Jardini,W.W. Bose Filho,J. A. Avila +5 more
TL;DR: In this paper, an 18Ni maraging steel sample was built by selective laser melting, homogenized at 820°C and then subjected to different isothermal tempering cycles aiming for martensite-to-austenite reversion.
Journal ArticleDOI
Laser Polishing of Additive Manufactured 316L Stainless Steel Synthesized by Selective Laser Melting
TL;DR: This study focuses on the laser surface polishing of AM parts using CO2 laser beam irradiation in continuous wave (CW) working mode and the characterization of the measured roughness and the modified layer microstructure was carried out using 3D optical and scanning electron microscopy.
References
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Selective laser melting of biocompatible metals for rapid manufacturing of medical parts
TL;DR: In this paper, the authors investigated the possibility of producing medical or dental parts by selective laser melting (SLM) and developed a procedure to fabricate frameworks for complex dental prostheses.
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Selective laser melting of biocompatible metals for rapid manufacturing of medical parts
TL;DR: In this article, the authors investigated the possibility of producing medical or dental parts by selective laser melting (SLM) and developed a procedure to fabricate frameworks for complex dental prostheses.
Journal ArticleDOI
Modeling of precipitation hardening during the aging and overaging of 18Ni–Co–Mo–Ti maraging 300 steel
TL;DR: In this paper, the authors investigated the precipitation hardening behavior of an 18Ni-Co-Mo-Ti maraging 300 solution treated and aged in the 440-650°C range.
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Densification and microstructural evaluation during laser sintering of M2 high speed steel powder
Abdolreza Simchi,H. Asgharzadeh +1 more
TL;DR: In this paper, the densification and microstructure of M2 high speed steel powder processed by direct laser sintering method was studied, and test specimens were produced using a 200 W continuous...
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Study of the austenite quantification by X-ray diffraction in the 18Ni-Co-Mo-Ti maraging 300 steel
Juan Manuel Pardal,Sérgio Souto Maior Tavares,M. P. Cindra Fonseca,Hamilton Ferreira Gomes de Abreu,J. J. M. Silva +4 more
TL;DR: In this paper, the influence of taking into account the chemical compositions of austenite and martensite phases in the results by the direct comparison method was evaluated by X-ray diffraction.