[HTML][HTML] Eliminating cracks in Ti-47Al-2Cr-2Nb/Ti-6Al-4V micro-laminated composites fabricated by dual-material laser powder bed fusion

X Shi, Z Wang, Z Li, P Pavlenko, P Li - Journal of Materials Research and …, 2024 - Elsevier
The low ductility of titanium aluminide at room temperature has been one of the factors that
severely limit its applications. In this study, Ti-6Al-4V (Ti64) alloys were combined with Ti …

Improving high temperature oxidation resistance of TiAl alloy via hierarchical Ti5Si3-Ti2AlC precipitation strategy

Y Wang, S Li, T Ma, X Wang, D Dong, D Zhu, H Fang… - Corrosion …, 2024 - Elsevier
In-situ precipitated ceramic particles with excellent oxidation resistance acted as a barrier,
which can improve the high temperature oxidation resistance of TiAl alloys. Herein …

Multiple ceramic particles help to improve oxidation resistance of TiAl alloy

G Zeng, Y Wang, T Ma, X Wang, D Zhu, H Fang… - Applied Surface …, 2024 - Elsevier
A novel microstructural regulation strategy was utilized to improve the oxidation resistance of
TiAl alloy by the controllable multiple ceramic particles. TiAl composites were prepared …

Improved microstructure and mechanical properties by in-situ formed nano borides of high-Nb TiAl composites under ultrasound in the solid-liquid two-phase region

H Fang, L Zhou, K Li, X Yang, X Ding, R Chen… - Ceramics …, 2024 - Elsevier
To form in situ nano-borides in the solid-liquid two-phase region, Ti46 A l8Nb2· 6C0. 8TaxB
alloys were prepared under ultrasound to improve the microstructural and mechanical …

In-situ synthesized multi-component particle reinforced TiAl composite with excellent mechanical properties

Z Deng, Z Chen, Y Wang, T Ma, G Li, Q Xing… - Materials Today …, 2024 - Elsevier
In order to overcome the inherent trade-off between strength and ductility of TiAl alloys, the
BN nanosheets were added in Ti-48Al-2Cr-2Nb alloy. Ti-48Al-2Cr-2Nb-xBN (x= 0, 0.1, 0.5 …

Optimization of Microstructure and High-Temperature Mechanical Properties of Ti4822/Ti2alc Composites Through Multiple Solution-Aging Treatments

X Kang, Z Pu, M Zheng, J Wu, J Xiang, FF Wu… - Available at SSRN … - papers.ssrn.com
In this paper, a Ti-48Al-2Cr-2Nb (Ti4822, at.%) based composite with uniformly distributed
Ti2AlC nano-micro precipitates was prepared by powder metallurgy followed by a multiple …

Ultrahigh Yield Strength Heterostructured Titanium Matrix Composites by Controlling Α Variant Selection

K Zhu, J Huang, W Nie, R Liu, Y Xiao, J Zhang… - Available at SSRN … - papers.ssrn.com
Enhancing the strength and plasticity of materials in a synergistic manner is a longstanding
challenge in materials science. The content of β-stabilizing element W in Ti alloys is …