A review on deformation mechanisms of metastable β titanium alloys

MZ Cao, BB He - Journal of Materials Science, 2024 - Springer
Over the past few decades, titanium (Ti) alloys containing fully or mostly body-centred cubic
β phase in metastable state have received considerable interest due to their elevated …

In-situ synchrotron x-ray diffraction texture analysis of tensile deformation of nanocrystalline superelastic NiTi wire at various temperatures

X Bian, L Heller, O Tyc, L Kadeřávek… - Materials Science and …, 2022 - Elsevier
According to the state-of-the-art view, superelastic deformation of NiTi wires at room
temperature proceeds via stress induced martensitic transformation from B2 cubic austenite …

EBSD studies of the stress-induced B2–B19′ martensitic transformation in NiTi tubes under uniaxial tension and compression

SC Mao, JF Luo, Z Zhang, MH Wu, Y Liu, XD Han - Acta Materialia, 2010 - Elsevier
In situ electron backscattering diffraction (EBSD) investigations were conducted on
polycrystalline NiTi tube specimens during tensile and compressive deformation. The long …

[HTML][HTML] Revealing the microstructure evolution of the deformed superelastic NiTi wire by EBSD

JF Xiao, C Cayron, RE Logé - Acta Materialia, 2023 - Elsevier
The generation of irreversible macroscopic strains in superelastic NiTi alloys is an important
issue closely related to the crystallography of the transformation from B2 austenite to …

[HTML][HTML] Deformation mechanisms in a superelastic NiTi alloy: An in-situ high resolution digital image correlation study

E Polatidis, M Šmíd, I Kuběna, WN Hsu, G Laplanche… - Materials & Design, 2020 - Elsevier
An in-situ high resolution digital image correlation investigation during uniaxial tensile
deformation reveals the recoverable and the non-recoverable strain mechanisms in a Ni 51 …

[HTML][HTML] Localization in NiTi tubes under bending

NJ Bechle, S Kyriakides - International Journal of Solids and Structures, 2014 - Elsevier
Nearly equiatomic NiTi can exhibit pseudoelastic behavior due to reversible solid-to-solid
stress induced phase transformation at room level temperatures. In tension, the …

Effect of realistic 3D microstructure in crystal plasticity finite element analysis of polycrystalline Ti-5Al-2.5 Sn

C Zhang, H Li, P Eisenlohr, W Liu, CJ Boehlert… - International Journal of …, 2015 - Elsevier
The effect of constitutive parameters and microstructure on the kinematic and constitutive
responses within grains in a crystal plasticity finite element (CPFE) simulation of a …

A Review of In Situ Observations of Deformation‐Induced β↔ α ″Martensite Transformations in Metastable β Ti Alloys

F Niessen, E Pereloma - Advanced Engineering Materials, 2022 - Wiley Online Library
This review summarizes the current knowledge on the α ″martensite transformation in
metastable β Ti alloys under different stress state conditions gained using various in situ …

Tension-Compression asymmetry of single-crystalline and nanocrystalline NiTi shape memory alloy: An atomic scale study

X Chen, W Chen, Y Ma, Y Zhao, C Deng, X Peng… - Mechanics of …, 2020 - Elsevier
In this study, the tension-compression asymmetry of single-crystalline and nanocrystalline
NiTi shape memory alloys (SMAs) was investigated by molecular dynamics (MD) …

Characterization of deformation in primary α phase and crack initiation and propagation of TC21 alloy using in-situ SEM experiments

C Tan, Q Sun, L Xiao, Y Zhao, J Sun - Materials Science and Engineering: A, 2018 - Elsevier
In present work, the localized deformation, crack initiation and propagation behavior of Ti-
6Al-2Sn-2Zr-3Mo-1Cr-2Nb-0.1 Si (TC21) titanium alloy was investigated through the in-situ …