Journal ArticleDOI
Application of mechanical surface finishing processes for roughness reduction and fatigue improvement of additively manufactured Ti-6Al-4V parts
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TLDR
In this paper, four different mechanical surface finishing processes were applied separately on plates and fatigue coupons in order to reduce the surface roughness: milling, blasting, vibratory grinding and a micro machining process.About:
This article is published in International Journal of Fatigue.The article was published on 2017-09-01. It has received 226 citations till now. The article focuses on the topics: Surface roughness & Surface finish.read more
Citations
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Directed energy deposition of metals: processing, microstructures, and mechanical properties
TL;DR: In this paper , the potential of DED for manufacturing graded materials and for component repair is elaborated while highlighting the key-associated challenges and possible solutions, and some critical issues and research directions that would help develop DED further and extend its application potential are identified.
Journal ArticleDOI
Wire electrical discharge polishing of additive manufactured metallic components
TL;DR: In this article, low energy wire electrical discharge polishing (WEDP) has been employed to achieve the desired surface integrity and finish of planer additive manufactured stainless steel (SS316L) specimens.
Journal ArticleDOI
Influence of layer-wise fabrication and surface orientation on the notch fatigue behavior of as-built additively manufactured Ti6Al4V
TL;DR: In this paper, the effect of an as-built surface and of a geometrical notch on the fatigue behavior of L-PBF Ti6Al4V was investigated using a new test methodology.
Journal ArticleDOI
Laser powder bed fusion additive manufacturing (LPBF-AM): the influence of design features and LPBF variables on surface topography and effect on fatigue properties
Joe Elambasseril,Jason W. Rogers,Christopher Duncan Wallbrink,David Munk,Martin Leary,Ma Qian +5 more
TL;DR: Using laser powder bed fusion (LPBF) of Ti-6Al-4V as a model additive manufacturing (AM) alloy system, the authors examines the characteristics of various types of LPBF surfaces including horizontal, vertical, inclined, upward, downward, internal isolated, and slotted surfaces, and the design features and LPBF variables that affect the surface topography.
Journal ArticleDOI
Modeling detrimental effects of high surface roughness on the fatigue behavior of additively manufactured Ti-6Al-4V alloys
Tien Dung Dinh,S.W. Han,Vahid Yaghoubi,H. Xiang,Hunor Erdelyi,Tom Craeghs,Joost Segers,W. Van Paepegem +7 more
TL;DR: In this paper, a nonlinear finite element (FE) analysis and the theory of critical distances were used to model the effect of high surface roughness on the fatigue crack initiation of additively manufactured Ti6Al4V (AM Ti64) alloys in the moderate cycle fatigue regime.
References
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Journal ArticleDOI
Heat treatment of Ti6Al4V produced by Selective Laser Melting: Microstructure and mechanical properties
TL;DR: In this paper, the effect of several heat treatments on the microstructure and mechanical properties of Ti6Al4V processed by Selective Laser Melting (SLM) is studied.
Journal ArticleDOI
Metal Additive Manufacturing: A Review of Mechanical Properties
John J. Lewandowski,Mohsen Seifi +1 more
TL;DR: A review of published data on the mechanical properties of additively manufactured metallic materials can be found in this paper, where the additive manufacturing techniques utilized to generate samples covered in this review include powder bed fusion (eBM, SLM, DMLS) and directed energy deposition (eBF3).
Journal ArticleDOI
Microstructures and Mechanical Properties of Ti6Al4V Parts Fabricated by Selective Laser Melting and Electron Beam Melting
TL;DR: In this article, the authors compared two metal additive manufacturing processes, selective laser melting (SLM) and electron beam melting (EBM), based on microstructural and mechanical property evaluation of Ti6Al4V parts produced by these two processes.
Journal ArticleDOI
Improvement of fatigue resistance and ductility of TiAl6V4 processed by selective laser melting
TL;DR: In this paper, a double optimization procedure of the process parameters is used to obtain a high quality material: firstly, the optimization of the initial process parameters for the minimization of inherent defects, and secondly, the optimisation of the further thermomechanical treatment to minimize internal stresses and adjust the microstructure.
Book
Manufacturing technology for aerospace structural materials
TL;DR: In this paper, the authors present a review of materials fundamentals and a brief review of Materials Fundamentals and their applications in the field of composite composites, including metal matrix composites and composite adhesive bonding.
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