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A thermostatistical theory for solid solution effects in the hot deformation of alloys: An application to low-alloy steels

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A thermostatistical theory for solid solution effects in the hot deformation of alloys: An application to low-alloy steels. / Galindo-Nava, E. I.; Perlade, A.; Rivera-Díaz-Del-Castillo, P. E.J.
In: Modelling and Simulation in Materials Science and Engineering, Vol. 22, No. 1, 015009, 01.2014.

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Galindo-Nava EI, Perlade A, Rivera-Díaz-Del-Castillo PEJ. A thermostatistical theory for solid solution effects in the hot deformation of alloys: An application to low-alloy steels. Modelling and Simulation in Materials Science and Engineering. 2014 Jan;22(1):015009. doi: 10.1088/0965-0393/22/1/015009

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Galindo-Nava, E. I. ; Perlade, A. ; Rivera-Díaz-Del-Castillo, P. E.J. / A thermostatistical theory for solid solution effects in the hot deformation of alloys : An application to low-alloy steels. In: Modelling and Simulation in Materials Science and Engineering. 2014 ; Vol. 22, No. 1.

Bibtex

@article{203b313c38324390adaa31469c127090,
title = "A thermostatistical theory for solid solution effects in the hot deformation of alloys: An application to low-alloy steels",
abstract = "The hot deformation of low-alloy steels is described by a thermostatistical theory of plastic deformation. This is based on defining a statistical entropy term that accounts for the energy dissipation due to possible dislocation displacements. In this case, dilute substitutional and interstitial atom effects alter such paths. The dislocation population is described by a single parameter equation, with the parameter being the average dislocation density. Solute effects incorporate additional dislocation generation sources. They alter the energy barriers corresponding to the activation energies for dislocation recovery, grain nucleation and growth. The model is employed to describe work hardening and dynamic recrystallization softening in fifteen steels for a wide range of compositions, temperatures and strain rates. Maps for dynamic recrystallization occurrence are defined in terms of processing conditions and composition.",
keywords = "austenite, dislocation theory, dynamic recrystallization, grain growth, low-alloy steels, solid solution strengthening, statistical thermodynamics",
author = "Galindo-Nava, {E. I.} and A. Perlade and Rivera-D{\'i}az-Del-Castillo, {P. E.J.}",
year = "2014",
month = jan,
doi = "10.1088/0965-0393/22/1/015009",
language = "English",
volume = "22",
journal = "Modelling and Simulation in Materials Science and Engineering",
issn = "0965-0393",
publisher = "IOP Publishing Ltd.",
number = "1",

}

RIS

TY - JOUR

T1 - A thermostatistical theory for solid solution effects in the hot deformation of alloys

T2 - An application to low-alloy steels

AU - Galindo-Nava, E. I.

AU - Perlade, A.

AU - Rivera-Díaz-Del-Castillo, P. E.J.

PY - 2014/1

Y1 - 2014/1

N2 - The hot deformation of low-alloy steels is described by a thermostatistical theory of plastic deformation. This is based on defining a statistical entropy term that accounts for the energy dissipation due to possible dislocation displacements. In this case, dilute substitutional and interstitial atom effects alter such paths. The dislocation population is described by a single parameter equation, with the parameter being the average dislocation density. Solute effects incorporate additional dislocation generation sources. They alter the energy barriers corresponding to the activation energies for dislocation recovery, grain nucleation and growth. The model is employed to describe work hardening and dynamic recrystallization softening in fifteen steels for a wide range of compositions, temperatures and strain rates. Maps for dynamic recrystallization occurrence are defined in terms of processing conditions and composition.

AB - The hot deformation of low-alloy steels is described by a thermostatistical theory of plastic deformation. This is based on defining a statistical entropy term that accounts for the energy dissipation due to possible dislocation displacements. In this case, dilute substitutional and interstitial atom effects alter such paths. The dislocation population is described by a single parameter equation, with the parameter being the average dislocation density. Solute effects incorporate additional dislocation generation sources. They alter the energy barriers corresponding to the activation energies for dislocation recovery, grain nucleation and growth. The model is employed to describe work hardening and dynamic recrystallization softening in fifteen steels for a wide range of compositions, temperatures and strain rates. Maps for dynamic recrystallization occurrence are defined in terms of processing conditions and composition.

KW - austenite

KW - dislocation theory

KW - dynamic recrystallization

KW - grain growth

KW - low-alloy steels

KW - solid solution strengthening

KW - statistical thermodynamics

U2 - 10.1088/0965-0393/22/1/015009

DO - 10.1088/0965-0393/22/1/015009

M3 - Journal article

AN - SCOPUS:84891443388

VL - 22

JO - Modelling and Simulation in Materials Science and Engineering

JF - Modelling and Simulation in Materials Science and Engineering

SN - 0965-0393

IS - 1

M1 - 015009

ER -