[HTML][HTML] Grain refinement of magnesium alloys by dynamic recrystallization (DRX): A review

H Mirzadeh - Journal of Materials Research and Technology, 2023 - Elsevier
During elevated-temperature thermomechanical processing, the occurrence of
recrystallization during straining is known as dynamic recrystallization (DRX), which usually …

A one-parameter approach to determining the critical conditions for the initiation of dynamic recrystallization

EI Poliak, JJ Jonas - Acta materialia, 1996 - Elsevier
The onset of dynamic recrystallization is treated in terms of a model based on the principles
of irreversible thermodynamics. In the analysis, the initiation of dynamic recrystallization is …

Initiation of dynamic recrystallization in constant strain rate hot deformation

P EI, J JJ - ISIJ international, 2003 - jstage.jst.go.jp
In constant strain rate tests, the occurrence of dynamic recrystallization (DRX) is traditionally
identified from the presence of stress peaks in flow curves. However, not all materials …

[HTML][HTML] Dynamic precipitation and recrystallization mechanism during hot compression of Mg-Gd-Y-Zr alloy

Q Zhang, Q Li, X Chen, J Zhao, J Bao… - Journal of Materials …, 2021 - Elsevier
Hot compression tests of Mg-Gd-Y-Zr alloy at different deformation temperatures and strains
were carried out with Gleeble-1500 simulator at strain rate of 0.002 s− 1. The microstructure …

[HTML][HTML] Microstructures and mechanical properties of steels and alloys subjected to large-strain cold-to-warm deformation

A Dolzhenko, M Tikhonova, R Kaibyshev, A Belyakov - Metals, 2022 - mdpi.com
The effect of large-strain cold-to-warm deformation on the microstructures and mechanical
properties of various steels and alloys is critically reviewed. The review is mainly focused on …

Hot working characteristics of steels in austenitic state

HJ McQueen, S Yue, ND Ryan, E Fry - Journal of Materials Processing …, 1995 - Elsevier
The behavior of C, HSLA, tool and stainless steels in the austenitic condition during
industrial hot forming is reviewed. In the constitutive relations, it is primarily the activation …

EBSD study of a hot deformed austenitic stainless steel

H Mirzadeh, JM Cabrera, A Najafizadeh… - Materials Science and …, 2012 - Elsevier
The microstructural evolution of a 304 H austenitic stainless steel subjected to hot
compression was studied by the electron backscattered diffraction (EBSD) technique …

Dynamic recrystallization behavior covering a wide austenite grain size range in Nb and Nb–Ti microalloyed steels

AI Fernández, P Uranga, B Lopez… - Materials Science and …, 2003 - Elsevier
The dynamic recrystallization (DRX) behavior of Nb and Nb–Ti microalloyed steels has been
investigated. It has been observed that the initial austenite grain size, the amount of …

Prediction of the critical conditions for initiation of dynamic recrystallization

H Mirzadeh, A Najafizadeh - Materials & Design, 2010 - Elsevier
Both the critical stress and strain for initiation of dynamic recrystallization (DRX) were
determined using:(1) the strain hardening rate versus stress curve,(2) the natural logarithm …

Predicting the critical stress for initiation of dynamic recrystallization

A Najafizadeh, JJ Jonas - ISIJ international, 2006 - jstage.jst.go.jp
The critical stress for initiation of dynamic recrystallization (DRX) can be identified from the
inflection point on the strain hardening rate (qds/de) versus flow stress (s) curve. This kind of …