[PDF] Top 20 Processing Parameter Effects on Residual Stress and Mechanical Properties of Selective Laser Melted Ti6Al4V
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Processing Parameter Effects on Residual Stress and Mechanical Properties of Selective Laser Melted Ti6Al4V
... Selective laser melting (SLM) process is characterized by large temperature gradients resulting in high levels of residual stress within the additively manufactured metallic ...SLM-processed ... See full document
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Effect of scanning strategies on residual stress and mechanical properties of Selective Laser Melted Ti6Al4V
... [1,2]. Selective Laser Melting (SLM) creates high density 3D parts by selectively melting and fusing metallic ...internal residual stress ...high residual stress build up in the ... See full document
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In-situ residual stress reduction, martensitic decomposition and mechanical properties enhancement through high temperature powder bed pre-heating of Selective Laser Melted Ti6Al4V
... Ti6Al4V-ELI powder with a particle size of 15-45µm from Technik Spezialpulver (TLS), was used within this investigation. 10X10X10mm blocks were manufactured at 100ºC powder bed pre-heat temperature for density ... See full document
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Residual stress development in selective laser-melted Ti6Al4V: a parametric thermal modelling approach
... material properties are assumed to be ...the laser beam was considered as a volumetric heat source with a known penetration into the material to account for the heat flow in the ...of Ti6Al4V. ... See full document
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Effect of pre-emptive in-situ parameter modification on residual stress distributions within selective laser melted Ti6Al4V components
... reduced residual stresses due to a reduction in cooling ...the residual stress by ...ical properties of 304 stainless steel SLM ...the mechanical properties of AISI 316-L SLM ... See full document
14
Improved Surface Properties for Nanotube Growth on Selective Laser Melted Porous Ti6Al4V Alloy via Chemical Etching
... Currently, selective laser melting (SLM), which is a three-dimensional printing processing, that can produce complex and precise porous parts combining with computer CAD ... See full document
11
Residual Stress, Phase, Microstructure and Mechanical Property Enhancement of Ultrafine Bainitic Steel through Laser Shock Processing
... YAG laser for an enhanced surface treatment process and constitute ideal parameters for upgrading the fatigue properties of SAE 9254 spring ...surface properties of bainitic spring ...its ... See full document
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Effect of Post Treatment on the Microstructure, Surface Roughness and Residual Stress Regarding the Fatigue Strength of Selectively Laser Melted AlSi10Mg Structures
... partially melted powder particles or material vaporization impact static and cyclic material properties ...fatigue properties, whereby it is found that initiation is strongly linked with the surface ... See full document
21
Effect of Process Parameter Modification and Hot Isostatic Pressing on the Mechanical Properties of Selectively Laser-Melted 316L Steel
... process. Residual stresses in specimens manufactured using much higher energy density (S_30) were much lower than ...of residual stresses after removing a part of the ...registered residual ... See full document
24
On the Anisotropic Mechanical Properties of Selective Laser Melted Stainless Steel
... inherent residual stresses and incomplete fusion between scan tracks and ...these effects are greatly influenced by the utilized laser power and the ability to control the thermal environment, ... See full document
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The effect of laser remelting on the surface chemistry of Ti6al4V components fabricated by selective laser melting
... was melted twice, there was a high possibility for the penetration of oxygen from the build atmo- sphere further into the surface, thus leading to the formation of a thick oxide ...SLM processing of ... See full document
8
An Experimental Investigation on Effect of Volume Energy Density for Selective Laser Melted Inconel718
... improved mechanical properties [10]. Linear laser energy density also played a significant role in microstructure growth and development of surface texture of SLM processed ...between laser ... See full document
9
Influence of Annealing on Mechanical Properties of Al-20Si Processed by Selective Laser Melting
... SLM processing can produce very fine microstructures [11,12] or even metastable phases, such as bulk metallic glasses ...the mechanical behaviour of the Al-12Si SLM material can be tuned within a wide range ... See full document
9
FEM Analysis of Asymmetrical Bending Test for Smart Materials Joints*
... thermal residual stress distributions at the interface (x = t / 2) for the case of 1250 ◦ C are shown in ...and stress-y) were line symmetrical about the mid-plane of the width (y = B / 2) and the ... See full document
7
Mechanism of Crack Generation in Carbide Surface Layer of Laser Clad Iron Alloys*
... of laser scanning. This stress was generated due to the solidification shrinkage and thermal stress on the solidification of the laser-melted ...a laser-melted region was ... See full document
5
The microstructure and mechanical properties of selectively laser melted AlSi10Mg: The effect of a conventional T6 like heat treatment
... 7 nano-hardness within the as-built material is attributed to the fine microstructure, with good dispersion of the alloying elements. Inter-dendritic Si can be seen in Figure 2 (a) on the boundaries of α-Al. Closer ... See full document
21
Aluminium Metal Matrix Composites And Laser Peening - A Review
... The effects of porosity on the overall CTE of the composites are insignificant, as porosities even up to 6% did not have significant effect on ...these effects appeared to increase with increasing particle ... See full document
7
Neutron strain scanning of fibre and diode laser welds in stainless steel and Ti6Al4V
... compressive stress region in the surrounding ...the stress distributions is consistent with the width of the weld beads, with that of the fibre laser welded samples being markedly narrower than that ... See full document
10
Neutron strain scanning of fibre and diode laser welds in stainless steel and Ti6Al4V
... material. Residual stresses were then calculated from the longitudinal and transverse strain results, using Young’s modulus values of 193 GPa and 114 GPa for SS304 and Ti6Al4V ... See full document
7
Surface Modification of Aluminium Alloys with Laser Shock Processing
... Commercially available laser sources and major advancement of laser engineering have permitted various industrial applications of LSP. LSP is frequently applied to exacting components, particularly in the ... See full document
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