Toughening effects of Mo and Nb addition on impact toughness and crack resistance of titanium alloys

S Huang, Q Zhao, Y Zhao, C Lin, C Wu, W Jia… - Journal of Materials …, 2021 - Elsevier
Abstract Ti-6Al, Ti-6Al-2Mo and Ti-6Al-3Nb alloys were prepared to investigate the
toughening effects of β stabilizers Mo and Nb on impact toughness and crack resistance of …

Twin and dislocation induced grain subdivision and strengthening in laser shock peened Ti

X Huang, W Zhu, K Chen, RL Narayan… - International Journal of …, 2022 - Elsevier
A significantly refined microstructure with high twin and dislocation densities is a common
feature in the Ti surface layers subjected to laser shock peening (LSP). In this study, in order …

Slip-twinning interdependent activation across phase boundaries: An in-situ investigation of a Ti-Al-V-Fe (α+ β) alloy

S Wei, G Zhu, CC Tasan - Acta Materialia, 2021 - Elsevier
Microstructural plastic strain distribution evolution is highly heterogeneous even in single-
phase alloys. One of the important factors that govern this heterogeneity is slip/twinning …

Twinning and sequential kinking in lamellar Ti-6Al-4V alloy

X Zheng, S Zheng, J Wang, Y Ma, H Wang, Y Zhou… - Acta Materialia, 2019 - Elsevier
Abstract Fully lamellar Ti-6Al-4V alloys comprise body-centered cubic (BCC) β lamellae in
large-sized, hexagonal close-packed (HCP) α colonies and exhibit outstanding toughness …

Local microstructure and micromechanical stress evolution during deformation twinning in hexagonal polycrystals

MA Kumar, IJ Beyerlein - Journal of Materials Research, 2020 - cambridge.org
Deformation twinning is a prevalent plastic deformation mode in hexagonal close-packed
(HCP) materials, such as magnesium, titanium, and zirconium, and their alloys …

Influence of lowering basal stacking fault energy on twinning behaviours

B Wei, W Wu, M Gong, S Yu, S Ni, M Song, J Wang - Acta Materialia, 2023 - Elsevier
Deformation twinning plays a crucial role in the strong anisotropic strength, poor
deformability, and texture and microstructure evolutions of hexagonal metals. Modifying …

Gradient nanostructure, phase transformation, amorphization and enhanced strength-plasticity synergy of pure titanium manufactured by ultrasonic surface rolling

L Lei, Q Zhao, Y Zhao, C Wu, S Huang, W Jia… - Journal of Materials …, 2022 - Elsevier
In this study, ultrasonic surface rolling process (USRP) was used to fabricate a gradient
nanostructured commercial pure titanium. The site-specific microstructure, refining …

[HTML][HTML] Strengthening effects of Al element on strength and impact toughness in titanium alloy

S Huang, Q Zhao, Z Yang, C Lin, Y Zhao… - Journal of Materials …, 2023 - Elsevier
Abstract Pure Ti and binary Ti–6Al alloy have been employed as the investigated targets of
our research. The strengthening effects of Al element on strength and impact toughness in …

Deformation twins stimulated by {112¯ 2} twinning in adjacent grain in titanium

S Xu, J Wang - Acta Materialia, 2022 - Elsevier
Deformation twins are likely nucleated at and impeded by grain boundaries (GBs),
developing shear transformation bands. Knowing the accommodated deformation in …

Roles of reinforcements in twin nucleation and nano-α precipitation in the hybrid TiB/TiC-reinforced titanium matrix composites during high-temperature fatigue

X Wang, S Li, Y Han, G Huang, J Mao, W Lu - Scripta Materialia, 2021 - Elsevier
Almost no studies have been carried out on the roles of reinforcements in the microstructural
evolution of the titanium matrix composites (TMCs) during high-temperature fatigue. In this …