Microstructure–Property Correlation in a Laser Powder Bed Fusion Processed High‐Strength AF‐9628 Steel
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DOI: 10.1002/adem.202000845
Abstract: Laser powder bed fusion additive manufacturing (LPBF‐AM) of a low‐alloy, high‐performance AF‐9628 steel results in exceptionally high strength and good ductility. The reasons for such mechanical properties are investigated through detailed microscopy performed at several… read more here.
Keywords: strength; microscopy; bed fusion; laser powder ... See more keywords
Issues in Metal Matrix Composites Fabricated by Laser Powder Bed Fusion Technique: A Review
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DOI: 10.1002/adem.202200055
Abstract: The success in metal matrix composites (MMCs) fabrication by laser powder bed fusion (L‐PBF) technique has opened doors to further advanced materials development. But the drive to produce fully dense MMCs from a combination of… read more here.
Keywords: laser powder; bed fusion; powder; metal matrix ... See more keywords
Laser‐Based Additive Manufacturing of WC–Co with High‐Temperature Powder Bed Preheating †
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DOI: 10.1002/srin.201900511
Abstract: The field of additive manufacturing (AM), and especially laser powder‐bed fusion (LPBF), is constantly growing. Process windows for a large variety of materials are already developed. Nevertheless, some materials are still difficult to manufacture with… read more here.
Keywords: based additive; laser based; powder bed; additive manufacturing ... See more keywords
Surface Treatment of Powder-Bed Fusion Additive Manufactured Metals for Improved Fatigue Life
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DOI: 10.1007/s11665-018-3732-9
Abstract: High-cycle fatigue (HCF) tests were conducted on samples fabricated by two powder-bed additive manufacturing techniques. Samples were tested with as-produced surfaces and after various non-contact surface improvement treatments. Ti-6Al-4V samples were made using both electron… read more here.
Keywords: surface treatment; surface; treatment powder; powder bed ... See more keywords
Milling investigations and yield strength calculations for nickel alloy Inconel 625 manufactured with laser powder bed fusion process
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DOI: 10.1007/s11740-019-00922-2
Abstract: Additive manufacturing processes such as laser powder bed fusion (LPBF) are progressively implemented in industry due to increased flexibility and ability to produce complex geometries. However, the required dimensional and surface quality cannot be achieved… read more here.
Keywords: powder bed; bed fusion; laser powder; inconel 625 ... See more keywords
Effects of tantalum addition on microstructure and properties of titanium alloy fabricated by laser powder bed fusion
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Central South University"
DOI: 10.1007/s11771-021-4684-z
Abstract: The expanding of material library of laser powder bed fusion (L-PBF) is of great significance to the development of material science. In this study, the biomedical Ti-13Nb-13Zr powder was mixed with the tantalum particles (2… read more here.
Keywords: powder bed; laser powder; powder; microstructure ... See more keywords
Qualification of Ti6Al4V ELI Alloy Produced by Laser Powder Bed Fusion for Biomedical Applications
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DOI: 10.1007/s11837-017-2655-5
Abstract: Rectangular Ti6Al4V extralow interstitials (ELI) samples were manufactured by laser powder bed fusion (LPBF) in vertical and horizontal orientations relative to the build platform and subjected to various heat treatments. Detailed analyses of porosity, microstructure,… read more here.
Keywords: alloy; powder bed; bed fusion; laser powder ... See more keywords
Melt Pool Analysis and Mesoscale Simulation of Laser Powder Bed Fusion Process (L-PBF) with Ti-6Al-4V Powder Particles
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DOI: 10.1007/s11837-018-3208-2
Abstract: AbstractThe laser powder bed fusion (L-PBF) process is accompanied by rapid melting and solidification that results in intense thermocapillary convection within the melt pool. Open-source particle simulation software was utilized to generate a single layer… read more here.
Keywords: powder bed; melt pool; laser powder; powder ... See more keywords
Effect of Initial Surface Features on Laser Polishing of Co-Cr-Mo Alloy Made by Powder-Bed Fusion
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DOI: 10.1007/s11837-018-3216-2
Abstract: One of the challenges regarding widespread use of parts created by the powder-bed fusion process is their high surface roughness, which necessitates some type of postbuild finishing process. Laser polishing (i.e., remelting), which uses surface-tension-driven… read more here.
Keywords: surface; powder bed; bed fusion;
Process Design of Laser Powder Bed Fusion of Stainless Steel Using a Gaussian Process-Based Machine Learning Model
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DOI: 10.1007/s11837-019-03792-2
Abstract: In this work, a Gaussian process (GP)-based machine learning model is developed to predict the remelted depth of single tracks, as a function of combined laser power and laser scan speed in a laser powder… read more here.
Keywords: powder bed; process based; process; model ... See more keywords
Temperature Profile, Bead Geometry, and Elemental Evaporation in Laser Powder Bed Fusion Additive Manufacturing Process
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DOI: 10.1007/s11837-019-03872-3
Abstract: Powder bed fusion processes have been a focus of research in recent years. Computational models of this process have been extensively investigated. In most cases, the distribution of heat intensity over the powder bed during… read more here.
Keywords: laser; powder bed; bed fusion; process ... See more keywords