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 …

Effect of radial hydrides on fracture behavior of Zr-2.5 Nb pressure tube material

AK Bind, G Avinash, S Sunil, RK Sharma… - Journal of Nuclear …, 2024 - Elsevier
The fracture behavior of Zr-2.5 Nb pressure tube (PT) material containing radial hydrides
with hydrogen concentrations between 30 and 300wppm was evaluated between 25 and …

Hierarchical 3D nanolayered duplex-phase Zr with high strength, strain hardening, and ductility

JW Zhang, IJ Beyerlein, WZ Han - Physical Review Letters, 2019 - APS
Nanolayered, bimetallic composites are receiving increased attention due to an exceptional
combination of strength and thermal stability not possible from their coarse-layered …

A study on effect of heat input on mode of welding, microstructure and mechanical strength in pulsed laser welding of Zr-2.5 wt.% Nb alloy

V Bharadwaj, AK Rai, BN Upadhyaya, R Singh… - Journal of Nuclear …, 2022 - Elsevier
In the present study, Zr-2.5 wt.% Nb alloy plates of thickness 4 mm have been welded using
pulsed Nd: YAG laser system at different process parameters and characterized in terms of …

Effect of manufacturing route on thermal creep behaviour of Zr-2.5 Nb pressure tube alloy used in Indian PHWR

A Gopalan, V Patel, HK Khandelwal, RN Singh - Journal of Nuclear …, 2022 - Elsevier
Abstract Indian Pressurized Heavy Water Reactors (IPHWRs) uses Zr-2.5 Nb alloy pressure
tube (PT) in cold work and stress relieved condition. These PTs are subjected to extreme …

Inference of grain boundary sliding and co-rotation of α/β phases during superplastic deformation of Zr-2.5% Nb at 700° C through EBSD measurements

GB Reddy, A Sarkar, S Sunil, R Kapoor, RN Singh - Scripta Materialia, 2023 - Elsevier
Present study explains the micromechanics of superplastic deformation of Zr-2.5 wt.% Nb
alloy using EBSD analysis. The alloy when deformed in tension at 700° C and 10− 3 s− 1 …

[HTML][HTML] Co-deformation and dynamic annealing effects on the texture development during alpha–beta processing of a model Zr-Nb alloy

CS Daniel, A Garner, PD Honniball, L Bradley… - Acta Materialia, 2021 - Elsevier
The in-service properties and performance of dual-phase Zr and Ti alloys depend on their
crystallographic texture, which develops during hot-working and is affected by interactions …

[HTML][HTML] A detailed study of texture changes during alpha–beta processing of a zirconium alloy

CS Daniel, PD Honniball, L Bradley, M Preuss… - Journal of Alloys and …, 2019 - Elsevier
The properties and performance of Zr-2.5 Nb alloys are strongly influenced by their
crystallographic texture. As in similar Ti alloys, the texture evolution during hot-processing …

Low cycle fatigue properties and life prediction based on plastic work of back stress in a Zr-2.5 Nb alloy

K Song, C Zhang, W Zhu, T Zhai, X Zeng, X Zhou… - International Journal of …, 2025 - Elsevier
Abstract Pressure tubes of Zr-2.5 Nb alloy in Pressurized Heavy Water Reactors experience
low cycle fatigue (LCF) due to cooling water flow and power fluctuations, which could be a …

Texture evolution and temperature-dependent deformation modes in ambient-and cryogenic-rolled nanolayered Zr-2.5 Nb

JW Zhang, JX Wang, XW Zou, IJ Beyerlein, WZ Han - Acta Materialia, 2022 - Elsevier
Interface-dominate properties can be strengthened when the interface spacing is further
reduced to nanoscale dimensions. To analyze the dominant deformation modes in α-Zr …