How to characterise the anisotropy of laser powder bed fusion-processed parts? Towards a surrogate, non-destructive indentation-based approach

A Shrivastava, AK Subramaniyan, S Rao… - Journal of Manufacturing …, 2024 - Elsevier
This work proposes a non-destructive indentation (NDI)-based surrogate mechanical testing
framework for anisotropy and mechanical property evaluation of LPBF processed Inconel …

[HTML][HTML] Texture-based residual stress analysis of laser powder bed fused Inconel 718 parts

J Schröder, A Evans, V Luzin, G Abreu Faria… - Journal of Applied …, 2023 - scripts.iucr.org
Although layer-based additive manufacturing methods such as laser powder bed fusion
(PBF-LB) offer an immense geometrical freedom in design, they are typically subject to a …

[HTML][HTML] A study of the influence of novel scan strategies on residual stress and microstructure of L-shaped LPBF IN718 samples

P Pant, F Salvemini, S Proper, V Luzin, K Simonsson… - Materials & …, 2022 - Elsevier
Process parameters in laser-based powder bed fusion (LBPF) play a vital role in the part
quality. In the current study, the influence of different novel scan strategies on residual …

Microstructure control of Additively manufactured IN718 By L-PBF process

L Lacoste, A Sakly, S Dépinoy, S Lebel… - Powder …, 2022 - journals.sagepub.com
Additively manufactured (AM) parts generally exhibit large columnar grains and a
preferential crystallographic texture. While this microstructure may have beneficial effects, for …

Understanding the impact of texture on the micromechanical anisotropy of laser powder bed fused Inconel 718

J Schröder, A Evans, E Polatidis, J Čapek… - Journal of materials …, 2022 - Springer
The manufacturability of metallic alloys using laser-based additive manufacturing methods
such as laser powder bed fusion has substantially improved within the last decade …

Dynamic-loading behavior and anisotropic deformation of pre-and post-heat-treated IN718 fabricated by laser powder bed fusion

N Kouraytem, RA Chanut, DS Watring, T Loveless… - Additive …, 2020 - Elsevier
The microstructures of additively manufactured (AM) metal components have been shown to
be heterogeneous and spatially variable when compared to conventionally manufactured …

Insight into elongation and strength enhancement of heat-treated LPBF Ni-based superalloy 718 using in-situ SEM-EBSD

M Rizwan, R Ullah, J Lu, J Wang, Y Zhang… - Materials Science and …, 2024 - Elsevier
This study presents a detailed investigation into the deformation behaviour and the factors
affecting the strength and ductility of laser powder bed fusion (LPBF) Ni-based superalloy …

Exploring mechanical behavior at interfaces of laser powder bed fusion (LPBF) deposits on wrought Inconel 718: an indentation-based approach

A Shrivastava, S Rao - Rapid Prototyping Journal, 2024 - emerald.com
Purpose This study used an indentation-based mechanical testing framework for the
mechanical characterization of laser powder bed fusion (LPBF) processed Inconel 718 on a …

Tailoring grain structure including grain size distribution, morphology, and orientation via building parameters on 316L parts produced by laser powder bed fusion

N Hassine, S Chatti, L Kolsi - The International Journal of Advanced …, 2024 - Springer
Having information about the impact of some parameters on the microstructure of parts
manufactured by the laser powder bed fusion process is considered among the serious …

The use of miniature specimens to determine local properties and fracture behavior of LPBF-processed Inconel 718 in as-deposited and post-treated states

J Dzugan, M Seifi, M Rund, P Podany, R Grylls… - Materials, 2022 - mdpi.com
This paper summarizes the assessment of directional anisotropy in local mechanical
properties for Laser Powder Bed Fusion (LPBF) IN-718 bulk samples via the use of …