Load partitioning and evidence of deformation twinning in dual-phase fine-grained Zr–2.5% Nb alloy

O Muransky, MR Daymond, D Bhattacharyya… - Materials Science and …, 2013 - Elsevier
In situ neutron diffraction loading experiments were carried out on a cold-rolled dual-phase
(α-phase,∼ 10% β-phase) Zr–2.5% Nb alloy at room temperature. The specimens were cut …

Deformation of high β-phase fraction Zr–Nb alloys at room temperature

S Cai, MR Daymond, RA Holt - Acta materialia, 2012 - Elsevier
A series of in situ compression tests has been carried out at room temperature for three dual-
phase Zr–Nb alloys with different Nb contents. Changes in the Nb content change the …

Twinning-induced plasticity (TWIP) effect in multi-phase metastable beta Zr-Nb alloys

J Tang, A Zorgati, JB Gaillard, P Vermaut… - Journal of Materials …, 2023 - Elsevier
The deformation mechanisms were studied in metastable Zr-13.8 Nb-0.7 Hf and Zr-15.5 Nb-
0.7 Hf (wt.%) alloys exhibiting complex microstructures due to quenched-in precipitates …

Deformed microstructures of two-phase Zr–2.5 Nb alloy: Effects of the second phase hardness

SK Sahoo, VD Hiwarkar, L Jain, I Samajdar… - Journal of nuclear …, 2010 - Elsevier
Two types, A and B, of Zr–2.5 Nb samples were subjected to compression tests. Both
samples consisted of similar microstructure–hexagonal closed packed (hcp) α phase (the …

Formation of duplex microstructure in Zr–2.3 Nb alloy and its plastic behaviour at various strain rates

ZN Yang, FC Zhang, L Qu, ZG Yan, YY Xiao… - International Journal of …, 2014 - Elsevier
The formation of duplex microstructure in Zr–2.3 Nb alloys at a temperature range of 850–
925° C, its plastic behaviour at various strain rates and the accommodation of each phase in …

Bauschinger effect in α–γ dual phase alloys studied by in situ neutron diffraction

S Harjo, Y Tomota, D Neov, P Lukas, M Vrana… - ISIJ …, 2002 - jstage.jst.go.jp
In situ neutron diffraction experiments during tension-compression deformation were
performed on five Fe–Cr–Ni alloys with the volume fraction of ferrite (a) ranging from 0.0 to …

Effect of strain rate on twinning in a Zr alloy

R Kapoor, A Sarkar, J Singh, I Samajdar, D Raabe - Scripta Materialia, 2014 - Elsevier
Zr–1Nb alloy uniaxially compressed at room temperature at 10− 2 and 10 3 s− 1 exhibited
twinning and a three-stage strain-hardening behavior. At 10 3 s− 1 the twin fraction initially …

Explaining absence of texture development in cold rolled two-phase Zr–2.5 wt% Nb alloy

MK Kumar, I Samajdar, N Venkatramani, GK Dey… - Acta materialia, 2003 - Elsevier
In the present study, two distinct starting microstructures of Zr–2.5 wt% Nb have been
used:(1) single-phase α hcp martensitic structure; and (2) two-phase, 10% bcc β and rest …

Distinct Microstructure and Hardness of Zr-2.5 Nb Alloy Annealed in Lower and Upper Dual-Phase Regions: the Role Played by Nb

L Qi, L Chai, T Yang, F Zhang - Metals and Materials International, 2024 - Springer
Abstract A 50%-rolled Zr-2.5 Nb alloy sheet was annealed in lower (700° C) and upper
(800° C) α-Zr+ β-Zr dual-phase regions, respectively, followed by water quenching …

[HTML][HTML] The effect of loading direction and Sn alloying on the deformation modes of Zr: An in-situ neutron diffraction study

KVM Krishna, DGL Prakash, G Timár, A Fitzner… - Materials Science and …, 2016 - Elsevier
Deformation modes (slip and twining) in a strongly textured model hcp alloy system (Zr–Sn)
have been investigated using in-situ neutron diffraction and deformation along with …