Additive manufacturing of aluminum alloys for aeronautic applications: Advantages and problems

R Montanari, A Palombi, M Richetta, A Varone - Metals, 2023 - mdpi.com
In aeronautics, additive manufacturing (AM) leads to specific benefits, mainly connected to
topological optimization for weight reduction, the decrease in “buy-to-fly” ratio, and the …

Additive manufacturing of heat-resistant aluminum alloys: a review

C Wu, J Wen, J Zhang, B Song… - International Journal of …, 2024 - iopscience.iop.org
The capability for synergistic advancements in both making and sha** afforded by
additive manufacturing (AM) enables the flexible production of high-performance …

A creep-resistant additively manufactured Al-Ce-Ni-Mn alloy

RA Michi, K Sisco, S Bahl, Y Yang, JD Poplawsky… - Acta Materialia, 2022 - Elsevier
Existing additively manufactured aluminum alloys exhibit poor creep resistance due to
coarsening of their strengthening phases and refined grain structures. In this paper, we …

An additively manufactured near-eutectic Al-Ce-Ni-Mn-Zr alloy with high creep resistance

S Bahl, T Wu, RA Michi, K An, D Yu, LF Allard… - Acta Materialia, 2024 - Elsevier
A new additively manufactured (AM) Al-7.5 Ce-4.5 Ni-0.4 Mn-0.7 Zr (wt.%) near-eutectic
alloy is reported, which shows unprecedented creep resistance up to 400° C (a homologous …

Laser powder bed fusion of nano-titania modified 2219 aluminium alloy with superior mechanical properties at both room and elevated temperatures: The significant …

G Li, Y Huang, X Li, C Guo, Q Zhu, J Lu - Additive Manufacturing, 2022 - Elsevier
There is a strong demand for facile and cost-effective approaches for additive manufacturing
(AM) of aluminium (Al) alloy parts with high mechanical properties at both room and …

Enabling rapid X-ray CT characterisation for additive manufacturing using CAD models and deep learning-based reconstruction

A Ziabari, SV Venkatakrishnan, Z Snow… - npj Computational …, 2023 - nature.com
Metal additive manufacturing (AM) offers flexibility and cost-effectiveness for printing
complex parts but is limited to few alloys. Qualifying new alloys requires process parameter …

Microstructure, mechanical performance and nucleation mechanism of laser powder bed fused novel Sc/Zr/Ti-modified Al-Mg alloys

X Li, Z Gao, C Tan, Y Liu - Materials & Design, 2024 - Elsevier
In this study, the modification of 0.70 wt% ScH 3 alone did not substantially fine the grain
and eliminate the hot-cracking of Al-Mg-Sc alloy, resulting in low strength of as-built material …

Temperature gradient induced tough-brittle transition behavior of a high-strength Al-4.2 Mg-0.4 Sc-0.2 Zr alloy fabricated by laser powder bed fusion additive …

H Zhang, D Dai, L Yuan, H Liu, D Gu - Additive Manufacturing, 2023 - Elsevier
The complex process and thermal behavior of laser additive manufacturing will lead to
complex microstructure and property evolution. In order to enhance the processing efficiency …

Minimizing porosity and optimizing microstructure of hot-wire arc additive manufactured Al-Cu-Mg-Ag alloy for strength increment

Y Yan, J Si, X Di, Y Guo, Q Han, C Liu - Journal of Manufacturing Processes, 2024 - Elsevier
Here, wire arc additive manufacturing (WAAM) is employed for the fabrication of Al-Cu-Mg-
Ag alloy, focusing on improving mechanical property via eliminating porosity and tuning …

Improved elevated-temperature strength and thermal stability of additive manufactured Al–Ni–Sc–Zr alloys reinforced by cellular structures

G Luo, H Chen, Y Li, C Yang, L Hu, S Ma, H Wang… - Additive …, 2024 - Elsevier
Laser powder bed fusion (LPBF) processed Al–Ni alloys typically exhibit cellular structures,
contributing to superior strength at ambient temperature as the cell walls can effectively …