High-strength titanium alloys for aerospace engineering applications: A review on melting-forging process

Q Zhao, Q Sun, S **n, Y Chen, C Wu, H Wang… - Materials Science and …, 2022 - Elsevier
As a crucial branch for titanium industry, high-strength titanium alloys (HS-TAs, with UTS≥
1100 MPa) are indispensable structural materials for advanced engineering applications …

A review of the metastable omega phase in beta titanium alloys: the phase transformation mechanisms and its effect on mechanical properties

JA Ballor, T Li, F Prima, CJ Boehlert… - International …, 2023 - journals.sagepub.com
Since its discovery in 1954, the omega (ω) phase in titanium and its alloys has attracted
substantial attention from researchers. The β-to-ω and ω-to-α phase transformations are …

[HTML][HTML] A review on heat treatment efficiency in metastable β titanium alloys: the role of treatment process and parameters

N Yumak, K Aslantaş - Journal of materials research and technology, 2020 - Elsevier
Metastable β titanium alloys are widely used in the biomedical, automotive, and aerospace
industry, due to their excellent corrosion resistance, fatigue strength, biocompatibility, and …

[HTML][HTML] Deformation mechanisms in a metastable beta titanium twinning induced plasticity alloy with high yield strength and high strain hardening rate

J Gao, Y Huang, D Guan, AJ Knowles, L Ma, D Dye… - Acta Materialia, 2018 - Elsevier
Metastable β titanium alloys with both twinning (TWIP) and martensite transformation (TRIP)
usually exhibit a low yield strength of between 200 and 500 MPa, but high strain hardening …

Mechanisms underlying enhanced strength-ductility combinations in TRIP/TWIP Ti-12Mo alloy engineered via isothermal omega precipitation

B Qian, SA Mantri, S Dasari, J Zhang, L Lilensten… - Acta Materialia, 2023 - Elsevier
Abstract β Ti-alloys can achieve a high strain-hardening rate and tensile ductility by taking
advantage of transformation induced plasticity (TRIP) and twinning-induced plasticity (TWIP) …

Oxygen interstitials make metastable β titanium alloys strong and ductile

Y Chong, R Gholizadeh, B Guo, T Tsuru, G Zhao… - Acta Materialia, 2023 - Elsevier
Metastable β titanium alloys possess excellent strain-hardening capability, but suffer from a
low yield strength. As a result, numerous attempts have been made to strengthen this …

[HTML][HTML] Twinning-induced plasticity mechanism of α ″-martensitic titanium alloy

HJ Lee, JH Kim, CH Park, JK Hong, JT Yeom, T Lee… - Acta Materialia, 2023 - Elsevier
The deformation mechanisms of an α ″-martensitic Ti–8Mo alloy were investigated by ex-
situ electron microscopy tensile tests. Two deformation twins,{110}< 1 1¯ 0> α ″and {130}< …

A laser additive manufactured metastable Ti-10V-2Fe-3Al β-titanium alloy: microstructure, mechanical properties, and deformation mechanisms

W Wang, C Chen, R Zhao, B Gludovatz, X Lu… - Materials Science and …, 2024 - Elsevier
In the present work, the deformation mechanism is investigated by tailoring the
microstructure of a laser powder bed fusion (L-PBF) processed β-type Ti-10V-2Fe-3Al …

A strengthening strategy for metastable β titanium alloys: Synergy effect of primary α phase and β phase stability

C Zhu, X Zhang, C Li, C Liu, K Zhou - Materials Science and Engineering: A, 2022 - Elsevier
Increasing strength and preserving high strain hardening rate are of importance to widen the
application of the metastable β titanium alloys. In this study, Ti–4Mo–4Cr–3Al–2Nb–1.2 V …

Origin of the ductile-to-brittle transition of metastable β-titanium alloys: Self-hardening of ω-precipitates

W Chen, S Cao, W Kou, J Zhang, Y Wang, Y Zha… - Acta Materialia, 2019 - Elsevier
The ductile-to-brittle transition is commonly observed in metastable β-titanium (Ti) alloys
containing ω-precipitates, while the fundamental understanding on ω-embrittlement hitherto …