Microstructural and geometrical size effects on the fatigue of metallic materials

Z Zheng, M Zhan, MW Fu - International Journal of Mechanical Sciences, 2022 - Elsevier
It has been widely recognized that the fatigue performance of metallic materials is
significantly affected by both geometrical and microstructural sizes. Based on a literature …

Alloying strategies for additive manufacturing of Ti6Al4V based alloys, composites and functionally graded materials: Microstructure and phase evolution of intra and …

Y Shi, S Gong, H Xu, Z Wang, G Yang, B Qi - Journal of Materials Research …, 2023 - Elsevier
The further developments of additive manufacturing (AM) provides a possibility for Ti6Al4V
and its functionally graded materials (FGMs), but limits further applications due to its low …

[HTML][HTML] Deformation mechanisms in the α phase of the Ti-6Al-2Sn-4Zr-2Mo titanium alloy: In situ experiments and simulations

S Hémery, A Naït-Ali, O Smerdova, C Tromas - International Journal of …, 2024 - Elsevier
Titanium alloys are widely employed in aerospace applications due to an outstanding
combination of properties. The variety of loading conditions and microstructures …

Constitutive modeling hot tensile behavior of Ti6Al4V alloy by considering phase transformation and damage mechanisms

DX Wen, M Zhang, YB **ong, WH Wang… - Materials Science and …, 2024 - Elsevier
The hot tensile and fracture behavior, as well as damage mechanisms of Ti6Al4V alloy are
investigated by the hot tension tests and microstructure observation experiments. For …

[HTML][HTML] Hot deformation characteristics and mechanism understanding of Ti–6Al–2Sn–4Zr–6Mo titanium alloy

J Zhang, X Xu, J Xue, S Liu, Q Deng, F Li, J Ding… - Journal of Materials …, 2022 - Elsevier
Two-phase titanium alloy Ti–6Al–2Sn–4Zr–6Mo (TC19) has an excellent application
prospect in aerospace field. In order to study its hot deformation behavior and the …

The mechanistic link between macrozones and dwell fatigue in titanium alloys

Y Liu, FPE Dunne - International Journal of Fatigue, 2021 - Elsevier
This paper addresses the role of macrozone crystallography and morphology in dwell
fatigue in titanium alloy Ti-6Al-4V. Until now, the relationship between macrozones and …

Transition of low and high-angle grain boundaries during strain rate-induced dislocation storage and annihilation

C Liang, N Wang, Y Chen, C Jiang, G Wu… - Materials …, 2023 - Elsevier
This work explores the characteristics of dislocation storage and annihilation behavior in
heterogeneous metal welded joints under different strain rates. It forms the micro-strain …

[HTML][HTML] On the existence of orthorhombic martensite in a near-α titanium base alloy used for additive manufacturing

C Fleißner-Rieger, MA Tunes, C Gammer, T Jörg… - Journal of alloys and …, 2022 - Elsevier
Additive manufacturing is a state-of-the-art production technology to produce tailor-made
and highly complex parts. Among various other alloys, Ti base alloys are frequently used in …

Microstructure based cracking behavior and life assessment of titanium alloy under very-high-cycle fatigue with elevated temperatures

C Li, W Li, L Cai, Y Zhang, R Sun, X Li… - International Journal of …, 2022 - Elsevier
High and very high cycle fatigue tests for TC11 titanium alloy were performed to clarify the
interior cracking behavior under fully reversed and pulsating tension at three service …