The effect of inter-layer cold working and post-deposition heat treatment on porosity in additively manufactured aluminum alloys

J Gu, J Ding, SW Williams, H Gu, P Ma… - Journal of materials …, 2016 - Elsevier
Abstract Wire+ Arc Additive Manufacture (WAAM) has been shown to be suitable for
manufacturing large-scale metallic parts. However porosity in the deposited aluminum …

[HTML][HTML] Defect-correlated fatigue resistance of additively manufactured Al-Mg4. 5Mn alloy with in situ micro-rolling

C Xie, S Wu, Y Yu, H Zhang, Y Hu, M Zhang… - Journal of Materials …, 2021 - Elsevier
Hybrid in situ rolled wire+ arc additive manufacturing (HRAM) is a potential 3D printing
method that combines traditional wire and arc additive manufacturing (WAAM) with in situ …

[HTML][HTML] Integrated computation of corrosion: Modelling, simulation and applications

C Dong, Y Ji, X Wei, A Xu, D Chen, N Li, D Kong… - Corrosion …, 2021 - Elsevier
In the last decade, integrated computation of corrosion has made significant progress
towards the atomic-scale clarification of corrosion mechanisms and computer-aided …

Periodic microstructure of Al–Mg alloy fabricated by inter-layer hammering hybrid wire arc additive manufacturing: formation mechanism, microstructural and …

S Zhou, J Wang, G Yang, B Wu, H Xie, K Wu… - Materials Science and …, 2022 - Elsevier
Inter-layer plastic deformation is an effective method to improve the mechanical properties of
wire arc additive manufacturing (WAAM) components. In this study, the inter-layer …

Improving mechanical properties of wire arc additively manufactured AA2196 Al–Li alloy by controlling solidification defects

C Xue, Y Zhang, P Mao, C Liu, Y Guo, F Qian… - Additive …, 2021 - Elsevier
Additive manufacturing has advantages of cutting the time from design to making new parts
but it suffers from metallurgical defects such as porosity. For example, wired arc additive …

[HTML][HTML] Application of bulk deformation methods for microstructural and material property improvement and residual stress and distortion control in additively …

PA Colegrove, J Donoghue, F Martina, J Gu… - Scripta Materialia, 2017 - Elsevier
Many additively manufactured (AM) materials have properties that are inferior to their
wrought counterparts, which impedes industrial implementation of the technology. Bulk …

Void closure criteria for hot metal forming: a review

M Saby, PO Bouchard, M Bernacki - Journal of Manufacturing Processes, 2015 - Elsevier
Void elimination through mechanical closure remains of prime importance for industrial
applications. This paper presents a critical review on a large number of studies dealing with …

[HTML][HTML] Micropore evolution in additively manufactured aluminum alloys under heat treatment and inter-layer rolling

J Gu, S Yang, M Gao, J Bai, Y Zhai, J Ding - Materials & design, 2020 - Elsevier
The application of wire+ arc additively manufactured (WAAM) aluminum alloys has been
restricted by the porosity defect, which is generally detrimental to the mechanical properties …

[HTML][HTML] Microstructure, defects, and mechanical properties of wire+ arc additively manufactured AlCu4. 3-Mg1. 5 alloy

J Gu, M Gao, S Yang, J Bai, Y Zhai, J Ding - Materials & Design, 2020 - Elsevier
The wire with a composition of Alsingle bondCu4. 3% single bondMg1. 5% was customized
and used to deposit the WAAM alloy with the power source of cold metal transfer. The …

Fatigue performances of selective laser melted Ti-6Al-4V alloy: Influence of surface finishing, hot isostatic pressing and heat treatments

H Yu, F Li, Z Wang, X Zeng - International Journal of Fatigue, 2019 - Elsevier
In this study, a detailed evaluation on the effects of different surface finishing processes, hot
isostatic pressing (HIP) and heat treatments on the fatigue performance of SLMed Ti-6Al-4V …