Heterostructures enhance simultaneously strength and ductility of a commercial titanium alloy

D Wu, M Hao, T Zhang, Z Wang, J Wang, G Rao… - Acta Materialia, 2023 - Elsevier
Enhancing both strength and ductility simultaneously in commercial alloys at an industrial
scale remains a challenging task. In this study, we have demonstrated a simple heat …

Enhanced strength in pure Ti via design of alternating coarse-and fine-grain layers

D Li, G Fan, X Huang, DJ Jensen, K Miao, C Xu… - Acta Materialia, 2021 - Elsevier
The yield strength of metals is typically governed by the average grain size through the Hall-
Petch relation, and it usually follows the rule of mixture (ROM) for layered composite …

Dynamic recrystallization of titanium: Effect of pre-activated twinning at cryogenic temperature

CK Yan, AH Feng, SJ Qu, GJ Cao, JL Sun, J Shen… - Acta Materialia, 2018 - Elsevier
A pre-cold-deformation process was applied for commercially pure titanium at cryogenic
temperature to activate high-density deformation twins, and subsequent hot-deformation …

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 …

Hybrid forming process combining electromagnetic and quasi-static forming of ultra-thin titanium sheets: formability and mechanism

C Zhu, J Xu, H Yu, D Shan, B Guo - International journal of machine tools …, 2022 - Elsevier
A novel hybrid forming method combining the electromagnetic (EM) and quasi-static (QS)
forming methods is developed to improve the forming performance of ultra-thin titanium …

Deformation behavior of CP-titanium under strain path changes: Experiment and crystal plasticity modeling

M Wroński, MA Kumar, RJ McCabe… - International Journal of …, 2022 - Elsevier
The deformation behavior of commercially pure rolled titanium subjected to strain path
changes is studied using experiments and a crystal plasticity model. Four different loading …

Revealing the effect of local stresses on twin growth mechanisms in titanium using synchrotron X-ray diffraction

RJ McCabe, MA Kumar, W Liu, CN Tomé, L Capolungo - Acta Materialia, 2021 - Elsevier
Deformation twinning has a significant impact on the evolution of microstructure and
mechanical response in hexagonal close packed (hcp) metals. Understanding the physical …

Evolution of twinning systems and variants during sequential twinning in cryo-rolled titanium

ZW Huang, SB Jin, H Zhou, YS Li, Y Cao… - International Journal of …, 2019 - Elsevier
On the basis of the order in which twinning occurs, twins are termed primary, secondary, and
tertiary. In HCP materials, compression twins (CT) and extension twins (ET) are observed to …

{101¯ 2} twinning behavior under biaxial tension of Mg–3Al–1Zn plate

Y Cheng, Y Fu, Y Xin, G Chen, P Wu, X Huang… - International Journal of …, 2020 - Elsevier
Abstract Although {10 1¯ 2} twinning behavior has been extensively studied, it has rarely
been investigated under biaxial tension. In the present research, the mechanical response …