The Arrhenius constitutive model of steel 42CrMo for gear

Thermal compression test temperature ranged from 800 to 1 200 °C, the strain rate ranged from 0,01 to 10 s<sup>-1</sup>, and the deformation degree was 60 % of engineering strain, the deformation behavior of 42CrMo gear steel was studied. As the deformation temperature increases and the...

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Main Authors: H. L. Duan, X. M. Huang, Y. G. Li, H. C. Ji
Format: Article
Language:English
Published: Croatian Metallurgical Society 2020-01-01
Series:Metalurgija
Subjects:
Online Access:https://hrcak.srce.hr/file/327723
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author H. L. Duan
X. M. Huang
Y. G. Li
H. C. Ji
author_facet H. L. Duan
X. M. Huang
Y. G. Li
H. C. Ji
author_sort H. L. Duan
collection DOAJ
description Thermal compression test temperature ranged from 800 to 1 200 °C, the strain rate ranged from 0,01 to 10 s<sup>-1</sup>, and the deformation degree was 60 % of engineering strain, the deformation behavior of 42CrMo gear steel was studied. As the deformation temperature increases and the strain rate decreases, the stress decreases significantly. By polynomial fitting the relationship between strain(0,05 – 0,9, at intervals of 0,05) and material constants, the straincompensationed Arrhenius constitutive equation for 42CrMo gear steel is established. The correlation coefficient between the experimental data and the predicted data reached 0,9925. This shows that the Arhenius constitutive equation has high accuracy in predicting steel 42CrMo for gear.
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spelling doaj.art-0843d9b3cb4b436688ff92307d26c3612022-12-22T01:22:02ZengCroatian Metallurgical SocietyMetalurgija0543-58461334-25762020-01-015916366The Arrhenius constitutive model of steel 42CrMo for gearH. L. Duan0X. M. Huang1Y. G. Li2H. C. Ji3College of Mechanical Engineering, North China University of Science and Technology, Hebei, Tangshan, ChinaCollege of Mechanical Engineering, North China University of Science and Technology, Hebei, Tangshan, ChinaCollege of Mechanical Engineering, North China University of Science and Technology, Hebei, Tangshan, ChinaCollege of Mechanical Engineering, North China University of Science and Technology, Hebei, Tangshan, China; National Center for Materials Service Safety, University of Science and Technology Beijing, China; School of Mechanical Engineering, University ofThermal compression test temperature ranged from 800 to 1 200 °C, the strain rate ranged from 0,01 to 10 s<sup>-1</sup>, and the deformation degree was 60 % of engineering strain, the deformation behavior of 42CrMo gear steel was studied. As the deformation temperature increases and the strain rate decreases, the stress decreases significantly. By polynomial fitting the relationship between strain(0,05 – 0,9, at intervals of 0,05) and material constants, the straincompensationed Arrhenius constitutive equation for 42CrMo gear steel is established. The correlation coefficient between the experimental data and the predicted data reached 0,9925. This shows that the Arhenius constitutive equation has high accuracy in predicting steel 42CrMo for gear.https://hrcak.srce.hr/file/32772342CrMogearArrhenius constitutive modelstress-strain curvesthermal deformation behavior
spellingShingle H. L. Duan
X. M. Huang
Y. G. Li
H. C. Ji
The Arrhenius constitutive model of steel 42CrMo for gear
Metalurgija
42CrMo
gear
Arrhenius constitutive model
stress-strain curves
thermal deformation behavior
title The Arrhenius constitutive model of steel 42CrMo for gear
title_full The Arrhenius constitutive model of steel 42CrMo for gear
title_fullStr The Arrhenius constitutive model of steel 42CrMo for gear
title_full_unstemmed The Arrhenius constitutive model of steel 42CrMo for gear
title_short The Arrhenius constitutive model of steel 42CrMo for gear
title_sort arrhenius constitutive model of steel 42crmo for gear
topic 42CrMo
gear
Arrhenius constitutive model
stress-strain curves
thermal deformation behavior
url https://hrcak.srce.hr/file/327723
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