Results 61 to 70 of about 51,322 (331)

Experimental Analysis and Spatial Component Impact of the Inert Cross Flow in Open-Architecture Laser Powder Bed Fusion

open access: yesJournal of Manufacturing and Materials Processing, 2023
Laser-based powder bed fusion is an additive manufacturing process in which a high-power laser melts a thin layer of metal powder layer by layer to yield a three-dimensional object.
Magnus Bolt Kjer   +3 more
doaj   +1 more source

Microstructure and mechanical properties of as-built and heat-treated electron beam melted Ti–6Al–4V [PDF]

open access: yes, 2019
This paper investigates the effect of post-deposition heat treatment on porosity, microstructure, and mechanical properties of Ti–6Al–4V produced via an Electron Beam Melting process. Samples were studied in the conditions of as-built and heat treated at
Abdul Khadar Syed   +4 more
core   +1 more source

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

Characterisation of 17-4PH metallic powder recycling to optimise the performance of the selective laser melting process

open access: yesJournal of Materials Research and Technology, 2020
The advantages of Additive Manufacturing (AM) processes are well known. Particularly, those AM techniques which are used to manufacture metallic parts are of great interest to industry due to the good mechanical behaviour of metallic alloys. Despite this,
Pablo Zapico   +3 more
doaj   +1 more source

High cycle fatigue and ratcheting interaction of laser powder bed fusion stainless steel 316L:Fracture behaviour and stress-based modelling [PDF]

open access: yes, 2018
Variations in the physical and mechanical properties of parts made by laser power bed fusion (L-PBF) could be affected by the choice of processing or post-processing strategies.
Hardacre, David   +5 more
core   +1 more source

Packaging of Macroscopic Material Payloads: Needs, Challenges, Concepts, and Future Directions

open access: yesAdvanced Engineering Materials, EarlyView.
This review introduces a unified framework that decomposes any macroscopic packaging system into the payload, packaging material, and packaging strategy and combines them into a conceptual packaging equation: packaging strategy = payload + packaging material.
Venkata S. R. Jampani, Manos Anyfantakis
wiley   +1 more source

In situ measurements of layer roughness during laser powder bed fusion additive manufacturing using low coherence scanning interferometry

open access: yesMaterials & Design, 2018
Layer-to-layer height measurements of additively manufactured 316L stainless steel using high speed spectral-domain optical coherence tomography (SD-OCT) are presented.
Philip J. DePond   +6 more
doaj   +1 more source

Personalized Artificial Tibia Bone Structure Design and Processing Based on Laser Powder Bed Fusion

open access: yesMachines, 2022
Bone defects caused by bone diseases and bone trauma need to be implanted or replaced by surgery. Therefore, it is of great significance to design and prepare a tibial implant with good biocompatibility and excellent comprehensive mechanical properties ...
Nan Yang   +6 more
doaj   +1 more source

Comparison of Material Properties and Microstructure of Specimens Built Using the 3D Systems Vanguard HS and Vanguard HiQ+HSSLS Systems [PDF]

open access: yes, 2007
The HiQ upgrade to the 3D Systems Vanguard selective laser sintering (SLS) machine incorporates a revised thermal calibration system and new control software.
Hall, A.   +4 more
core   +2 more sources

Progress in metallic powders for laser powder bed fusion

open access: yesMetal Powder Report, 2023
A review of powder characterization, preparation and reuse.
openaire   +1 more source

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