Effect of interstitial oxygen and iron on deformation of Zr–2.5 wt% Nb

C Cochrane, MR Daymond - Materials Science and Engineering: A, 2015 - Elsevier
A series of in situ compression tests have been carried out at room temperature on three
dual-phase Zr–2.5 wt% Nb alloys with different concentrations of the interstitial alloying …

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 …

Dynamic phase transformation driven microstructure and texture development during deformation of Zr-2.5 wt.% Nb in α+ β phase field

GB Reddy, R Kapoor, A Sarkar - Acta Materialia, 2023 - Elsevier
This work demonstrates and explains how, during the hot deformation of a Zr alloy in the two-
phase field, the texture developed in the α phase is influenced by that developed in the β …

Microstructural evolution in (α+ βZr) region of Zr-2.5 wt% Nb annealed at different temperatures: Effect on mechanical properties

YP Devi, H Donthula, N Keskar, A Sarkar… - Journal of Nuclear …, 2020 - Elsevier
The present study investigated the microstructural evolution in α+ β Zr regime of Zr-2.5 wt%
Nb (a dual phase alloy with α (hcp) and β (bcc)) as a function of heat treatment temperature …

Design and mechanical characterization of a Zr–Nb–O–P alloy

JM Lee, SI Hong - Materials & Design, 2011 - Elsevier
In this study, Sn-free Zr–1.5 Nb–O–P alloys were manufactured and their mechanical
properties were characterized. The ultimate tensile strength (UTS) of cold rolled Zr–1.5 Nb …

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 …

Tensile properties and plastic deformation modes ofβ Zr-Nb alloys

K Nishimura, S Hanada, O Izumi - Journal of materials science, 1990 - Springer
Tensile properties and plastic deformation modes of β zirconium-niobium alloys were
investigated at 290 and 77 K in the wide composition range from metastable to stable β …

Effect of annealing treatment on the microstructure and mechanical properties of a duplex Zr-2.5 Nb alloy

M Zhang, YN Li, FC Zhang, XB Wang, LY Chen… - Materials Science and …, 2017 - Elsevier
The microstructural evolution and mechanical properties of a duplex Zr-2.5 Nb alloy
annealed at different temperatures have been studied in detail. The results show that after …

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 …