Constitutive modelling of flow behaviour of 20CrMnTiH

Previous123456NextConstitutive modelling of flow 'behaviour of 20CrMnTiH

Constitutive modelling of flow behaviour of 20CrMnTiH#0183;In order to research the flow behavior of 20CrMnTi and obtain its constitutive equation,the isothermal compression tests of 20CrMnTi were carried out using the Gleeble3500 thermo-simulation machine,up to a 60% height reduction of the sample at strain rate range from 0.01 s1 to 10 s1 and deformation temperature range from 1123 K to 1273 K.Prediction of constitutive behaviour of 20CrMnTiH steel Wu et al.investigated the rules of the plastic deformation behaviour based on the experimental results,and the thermoplastic constitutive model of 20CrMnTiH steel with a modified Zener-Hollomon Prediction of constitutive behaviour of 20CrMnTiH steel Wu et al.investigated the rules of the plastic deformation behaviour based on the experimental results,and the thermoplastic constitutive model of 20CrMnTiH steel with a modified Zener-Hollomon

Ironmaking Steelmaking Vol 42,No 7

Constitutive modelling of flow 'behaviour of 20CrMnTiH steel.S.T.Wu,W.Feng 195 Views; 4 CrossRef citations; Altmetric; Article.Modelling of solid particle flow in moving bed of COREX melter/gasifier based on discrete element method.G.Pan,Z.Wen,X.L.Liu,Y.K.Li Dissolution behaviour of MgO based refractories in CaOAl 2 O Hot deformation behavior and microstructure evolution of The hot flow behaviors of 20CrMnTiH steel are studied using isothermal compression tests corresponding to the temperature range from 973 to 1123 K and the strain rates range from 0.01 toHot deformation behavior and microstructure evolution of The hot flow behaviors of 20CrMnTiH steel are studied using isothermal compression tests corresponding to the temperature range from 973 to 1123 K and the strain rates range from 0.01 to

Hot Deformation Behavior of 20CrMnTiH Steel Studied by

The flow behaviors of 20CrMnTiH steel are described based on the analysis of true stress-true strain curves.The flow stress increases with the increasing of strain rate and the decreasing of deforming temperature.Johnson-Cook (J-C) model are used to analyze the hot deformation behaviors.Hot Deformation Behavior of 20CrMnTiH Steel Studied by The flow behaviors of 20CrMnTiH steel are described based on the analysis of true stress-true strain curves.The flow stress increases with the increasing of strain rate and the decreasing of deforming temperature.Johnson-Cook (J-C) model are used to analyze the hot deformation behaviors.Hot Deformation Behavior of 20CrMnTiH Steel Studied by The flow behaviors of 20CrMnTiH steel are described based on the analysis of true stress-true strain curves.The flow stress increases with the increasing of strain rate and the decreasing of deforming temperature.Johnson-Cook (J-C) model are used to analyze the hot deformation behaviors.

High Temperature Deformation Behavior and

the models to describe the flow behaviors of 42CrMo steel by compensation of strain and strain rate,and afterwards many researchers used this modified model to predict the high temperature flow behaviors of various materials.Cai et al.(2011) carried out constitutive analysis of Ti-6Al-4V alloy using this revised Arrhenius-typeHigh Temperature Deformation Behavior and Constitutive Jan 01,2014 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;Feng et al.(2014) employed the exponential law and the hyperbolic sine-type constitutive equation to describe the relationship among flow stress,deformation temperature and strain rate for 20CrMnTiH steel at the strain rate range of 0.01-0.1s -1 and 1-5s -1 ,respectively,the peak stress values predicted by the proposed constitutive model Flow Behavior Modeling of a Nitrogen-Alloyed Ultralow Aug 22,2015 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;The present study focuses on comparison of accuracy of Johnson-Cook,modified Johnson-Cook,and modified Zerilli-Armstrong constitutive models to predict flow behavior of a nitrogen-alloyed ultralow

Continuous Cooling Phase Transformation Rule of 20CrMnTi

Gear steel is a ferritic steel.In the rolling process,the ideal structure is ferrite + pearlite,and bainite or martensite is not expected.However,due to the high alloy content,the hardenability is good,and the bainite or martensite structure is very likely to be generated upon cooling after rolling.In this paper,phase transformation rules during continuous cooling of 20CrMnTi with and Constitutive relationship and microstructure for 20CrMnTiH The hot flow behaviors of 20CrMnTiH steel are studied using isothermal compression tests corresponding to the temperature range from 973 to 1123 K and the strain rates range from 0.01 toConstitutive modelling of flow 'behaviour of 20CrMnTiH 20CrMnTiH steel was studied on a Gleeble-3500 thermo-simulation in the temperature range of 8501150 Constitutive modelling of flow behaviour of 20CrMnTiH#176;C and astrain rate range of 0.11 s 1.Plastic deformation behaviour was investigated,and to formulate a thermoplastic constitutive model,the Arrhenius equation was utilised.

Constitutive modelling of arteries Proceedings of the

Deformation behaviour of a carotid artery during inflation and torsion using the constitutive model .Solid curves are numerical results with residual strains included ( =160.0 Constitutive modelling of flow behaviour of 20CrMnTiH#176;) and the dashed curves are results without residual strains.Constitutive modeling of flow behavior and microstructure Jan 17,2018 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;Then,a constitutive model coupled with the evolution of microstructures will be proposed.Finally,the validated constitutive model will be used to analyze the flow behavior and microstructure evolution of AA7075.2.Experimental details 2.1.Uniaxial hot tensile testsConstitutive modeling for flow behavior of GCr15 steel Jan 01,2013 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;The thermal compressive deformation behavior of GCr15 (AISI-52100),one of the most commonly used bearing steels,was studied on the Gleeble-3500 thermo-simulation system at temperature range of 9501150 Constitutive modelling of flow behaviour of 20CrMnTiH#176;C and strain rate range of 0.110 s 1.According to the experimental results,the stress level decreases with increasing deformation temperature and decreasing strain rate.

Constitutive equations for high temperature flow stress of

AbstractConstitutive equations for the relationship between stress,strain,strain rate,and temperature are an essential input for modelling thermomechanical processing.Hot plane strain compression testing was used to deform commercial purity aluminium,Al-1Mn,and Al-1Mg alloys at temperatures of 300,400,and 500 Constitutive modelling of flow behaviour of 20CrMnTiH#176;C and equivalent strain rates of 0.25,2.5,and 25 s1,to an equivalent Constitutive Rheological Modeling of Flow Serration A simple micromechanism-inspired rheological model is developed that incorporates the serrated flow nature of metallic glasses subjected to compressive deformation at room temperatures.The process of propagation and the arrest of shear bands were addressed in this model.Shear-induced nanocrystallisation was believed to be responsible for strain hardening of material within the shearConstitutive Modeling of 2024 Aluminum Alloy Based onThe flow behaviors of 20CrMnTiH steel are described based on the analysis of true stress-true strain curves. were used to obtain the dynamic mechanical behaviors and constitutive model of 3004

Constitutive Modeling of 2024 Aluminum Alloy Based on

The flow behaviors of 20CrMnTiH steel are described based on the analysis of true stress-true strain curves. were used to obtain the dynamic mechanical behaviors and constitutive model of 3004 Constitutive Modeling for Flow Behavior of MediumThe hot deformation behavior of a medium-carbon bainitic steel was studied in a temperature range of 9001100 Constitutive modelling of flow behaviour of 20CrMnTiH#176;C and a strain rate range of 0.0110 s1.With increasing strain,the flow stress displays three tendencies a continuous increase under most conditions and a peak stress with and without a steady-state region.Accurate constitutive modeling was proposed and exhibits a Constitutive Modeling for Flow Behavior of MediumThe hot deformation behavior of a medium-carbon bainitic steel was studied in a temperature range of 9001100 Constitutive modelling of flow behaviour of 20CrMnTiH#176;C and a strain rate range of 0.0110 s1.With increasing strain,the flow stress displays three tendencies a continuous increase under most conditions and a peak stress with and without a steady-state region.Accurate constitutive modeling was proposed and exhibits a

Constitutive Equations Scientific.Net

The flow behaviors of 20CrMnTiH steel are described based on the analysis of true stress-true strain curves.The flow stress increases with the increasing of strain rate and the decreasing of deforming temperature.Johnson-Cook (J-C) model are used to analyze the hot deformation behaviors.Cited by 8Publish Year 2015Author S.T.Wu,W.Feng,X.HuFlow behavior and constitutive description of 20CrMnTi Translate this pageMay 18,2018 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;In order to research the flow behavior of 20CrMnTi and obtain its constitutive equation,the isothermal compression tests of 20CrMnTi were carried out using the Gleeble3500 thermo-simulation machine,up to a 60% height reduction of the sample at strain rate range from 0.01 s1 to 10 s1 and deformation temperature range from 1123 K to 1273 K.Cited by 2Publish Year 2018Author Xin-hai Zhao,Xin-hai Zhao,Dan-dan Liu,Xiang-hong Wu,Guang-rong Liu,Liang Chen,Liang ChenConstitutive relationship and microstructure for 20CrMnTiH Oct 30,2012 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;The predictability of the modified ZA model can be estimated through the comparisons of the predicted flow stresses with experiments.Fig.7 shows that there is a close correlation between the experimental and predicted flow behavior of 20CrMnTiH steel.At higher strain rate of 10 s 1,the true stresstrue strain curves show an unbalance for the work hardening and dynamic recrystallization.

Cited by 12Publish Year 2012Author Rong-Xia Chai,Wen-bin Su,Cheng Guo,Fa-fu ZhangConstitutive relationship and microstructure for 20CrMnTiH

The hot flow behaviors of 20CrMnTiH steel are studied using isothermal compression tests corresponding to the temperature range from 973 to 1123K andCited by 12Publish Year 2012Author Rong-Xia Chai,Wen-bin Su,Cheng Guo,Fa-fu ZhangConstitutive relationship and microstructure for 20CrMnTiH The hot flow behaviors of 20CrMnTiH steel are studied using isothermal compression tests corresponding to the temperature range from 973 to 1123 K and the strain rates range from 0.01 toAssessing Constitutive Models for Prediction of High The utility of different constitutive models describing high-temperature flow behavior has been evaluated from the perspective of alloy development.Strain compensated Arrhenius model,modified JohnsonCook (MJC) model,model D8A and artificial neural network (ANN) have been used to describe flow behavior of different model alloys.These alloys are four grades of SS 316LN with different

12345NextConstitutive modelling of flow 'behaviour of 20CrMnTiH

Constitutive modelling of flow behaviour of 20CrMnTiH#0183;In order to research the flow behavior of 20CrMnTi and obtain its constitutive equation,the isothermal compression tests of 20CrMnTi were carried out using the Gleeble3500 thermo-simulation machine,up to a 60% height reduction of the sample at strain rate range from 0.01 s1 to 10 s1 and deformation temperature range from 1123 K to 1273 K.(PDF) Hot workability analysis and processing parameters Dec 21,2016 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;Combining with the developed processing map with DRX behaviour,the optimal values of hot processing parameters for 20CrMnTiH steel are obtained to A CONSTITUTIVE MODEL AND DATA FOR METALSThis paper presents a constitutive model and data for materials subjected td large strains,high strain rates and high temperatures.The basic form of the model is well suited for computations because it uses variables which are readily available in most of the applicable computer codes.The materials considered are OFHC copper,Cartridge brass,Nickel 200,Armco iron,Carpenter electrical

Previous123456NextConstitutive modelling of flow 'behaviour of 20CrMnTiH

Constitutive modelling of flow behaviour of 20CrMnTiH#0183;In order to research the flow behavior of 20CrMnTi and obtain its constitutive equation,the isothermal compression tests of 20CrMnTi were carried out using the Gleeble3500 thermo-simulation machine,up to a 60% height reduction of the sample at strain rate range from 0.01 s1 to 10 s1 and deformation temperature range from 1123 K to 1273 K.Prediction of constitutive behaviour of 20CrMnTiH steel Wu et al.investigated the rules of the plastic deformation behaviour based on the experimental results,and the thermoplastic constitutive model of 20CrMnTiH steel with a modified Zener-Hollomon Prediction of constitutive behaviour of 20CrMnTiH steel Wu et al.investigated the rules of the plastic deformation behaviour based on the experimental results,and the thermoplastic constitutive model of 20CrMnTiH steel with a modified Zener-Hollomon

Ironmaking Steelmaking Vol 42,No 7

Constitutive modelling of flow 'behaviour of 20CrMnTiH steel.S.T.Wu,W.Feng 195 Views; 4 CrossRef citations; Altmetric; Article.Modelling of solid particle flow in moving bed of COREX melter/gasifier based on discrete element method.G.Pan,Z.Wen,X.L.Liu,Y.K.Li Dissolution behaviour of MgO based refractories in CaOAl 2 O Hot deformation behavior and microstructure evolution of The hot flow behaviors of 20CrMnTiH steel are studied using isothermal compression tests corresponding to the temperature range from 973 to 1123 K and the strain rates range from 0.01 toHot deformation behavior and microstructure evolution of The hot flow behaviors of 20CrMnTiH steel are studied using isothermal compression tests corresponding to the temperature range from 973 to 1123 K and the strain rates range from 0.01 to

Hot Deformation Behavior of 20CrMnTiH Steel Studied by

The flow behaviors of 20CrMnTiH steel are described based on the analysis of true stress-true strain curves.The flow stress increases with the increasing of strain rate and the decreasing of deforming temperature.Johnson-Cook (J-C) model are used to analyze the hot deformation behaviors.Hot Deformation Behavior of 20CrMnTiH Steel Studied by The flow behaviors of 20CrMnTiH steel are described based on the analysis of true stress-true strain curves.The flow stress increases with the increasing of strain rate and the decreasing of deforming temperature.Johnson-Cook (J-C) model are used to analyze the hot deformation behaviors.Hot Deformation Behavior of 20CrMnTiH Steel Studied by The flow behaviors of 20CrMnTiH steel are described based on the analysis of true stress-true strain curves.The flow stress increases with the increasing of strain rate and the decreasing of deforming temperature.Johnson-Cook (J-C) model are used to analyze the hot deformation behaviors.

High Temperature Deformation Behavior and

the models to describe the flow behaviors of 42CrMo steel by compensation of strain and strain rate,and afterwards many researchers used this modified model to predict the high temperature flow behaviors of various materials.Cai et al.(2011) carried out constitutive analysis of Ti-6Al-4V alloy using this revised Arrhenius-typeHigh Temperature Deformation Behavior and Constitutive Jan 01,2014 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;Feng et al.(2014) employed the exponential law and the hyperbolic sine-type constitutive equation to describe the relationship among flow stress,deformation temperature and strain rate for 20CrMnTiH steel at the strain rate range of 0.01-0.1s -1 and 1-5s -1 ,respectively,the peak stress values predicted by the proposed constitutive model Flow Behavior Modeling of a Nitrogen-Alloyed Ultralow Aug 22,2015 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;The present study focuses on comparison of accuracy of Johnson-Cook,modified Johnson-Cook,and modified Zerilli-Armstrong constitutive models to predict flow behavior of a nitrogen-alloyed ultralow

Continuous Cooling Phase Transformation Rule of 20CrMnTi

Gear steel is a ferritic steel.In the rolling process,the ideal structure is ferrite + pearlite,and bainite or martensite is not expected.However,due to the high alloy content,the hardenability is good,and the bainite or martensite structure is very likely to be generated upon cooling after rolling.In this paper,phase transformation rules during continuous cooling of 20CrMnTi with and Constitutive relationship and microstructure for 20CrMnTiH The hot flow behaviors of 20CrMnTiH steel are studied using isothermal compression tests corresponding to the temperature range from 973 to 1123 K and the strain rates range from 0.01 toConstitutive modelling of flow 'behaviour of 20CrMnTiH 20CrMnTiH steel was studied on a Gleeble-3500 thermo-simulation in the temperature range of 8501150 Constitutive modelling of flow behaviour of 20CrMnTiH#176;C and astrain rate range of 0.11 s 1.Plastic deformation behaviour was investigated,and to formulate a thermoplastic constitutive model,the Arrhenius equation was utilised.

Constitutive modelling of arteries Proceedings of the

Deformation behaviour of a carotid artery during inflation and torsion using the constitutive model .Solid curves are numerical results with residual strains included ( =160.0 Constitutive modelling of flow behaviour of 20CrMnTiH#176;) and the dashed curves are results without residual strains.Constitutive modeling of flow behavior and microstructure Jan 17,2018 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;Then,a constitutive model coupled with the evolution of microstructures will be proposed.Finally,the validated constitutive model will be used to analyze the flow behavior and microstructure evolution of AA7075.2.Experimental details 2.1.Uniaxial hot tensile testsConstitutive modeling for flow behavior of GCr15 steel Jan 01,2013 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;The thermal compressive deformation behavior of GCr15 (AISI-52100),one of the most commonly used bearing steels,was studied on the Gleeble-3500 thermo-simulation system at temperature range of 9501150 Constitutive modelling of flow behaviour of 20CrMnTiH#176;C and strain rate range of 0.110 s 1.According to the experimental results,the stress level decreases with increasing deformation temperature and decreasing strain rate.

Constitutive equations for high temperature flow stress of

AbstractConstitutive equations for the relationship between stress,strain,strain rate,and temperature are an essential input for modelling thermomechanical processing.Hot plane strain compression testing was used to deform commercial purity aluminium,Al-1Mn,and Al-1Mg alloys at temperatures of 300,400,and 500 Constitutive modelling of flow behaviour of 20CrMnTiH#176;C and equivalent strain rates of 0.25,2.5,and 25 s1,to an equivalent Constitutive Rheological Modeling of Flow Serration A simple micromechanism-inspired rheological model is developed that incorporates the serrated flow nature of metallic glasses subjected to compressive deformation at room temperatures.The process of propagation and the arrest of shear bands were addressed in this model.Shear-induced nanocrystallisation was believed to be responsible for strain hardening of material within the shearConstitutive Modeling of 2024 Aluminum Alloy Based onThe flow behaviors of 20CrMnTiH steel are described based on the analysis of true stress-true strain curves. were used to obtain the dynamic mechanical behaviors and constitutive model of 3004

Constitutive Modeling of 2024 Aluminum Alloy Based on

The flow behaviors of 20CrMnTiH steel are described based on the analysis of true stress-true strain curves. were used to obtain the dynamic mechanical behaviors and constitutive model of 3004 Constitutive Modeling for Flow Behavior of MediumThe hot deformation behavior of a medium-carbon bainitic steel was studied in a temperature range of 9001100 Constitutive modelling of flow behaviour of 20CrMnTiH#176;C and a strain rate range of 0.0110 s1.With increasing strain,the flow stress displays three tendencies a continuous increase under most conditions and a peak stress with and without a steady-state region.Accurate constitutive modeling was proposed and exhibits a Constitutive Modeling for Flow Behavior of MediumThe hot deformation behavior of a medium-carbon bainitic steel was studied in a temperature range of 9001100 Constitutive modelling of flow behaviour of 20CrMnTiH#176;C and a strain rate range of 0.0110 s1.With increasing strain,the flow stress displays three tendencies a continuous increase under most conditions and a peak stress with and without a steady-state region.Accurate constitutive modeling was proposed and exhibits a

Constitutive Equations Scientific.Net

The flow behaviors of 20CrMnTiH steel are described based on the analysis of true stress-true strain curves.The flow stress increases with the increasing of strain rate and the decreasing of deforming temperature.Johnson-Cook (J-C) model are used to analyze the hot deformation behaviors.Cited by 8Publish Year 2015Author S.T.Wu,W.Feng,X.HuFlow behavior and constitutive description of 20CrMnTi Translate this pageMay 18,2018 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;In order to research the flow behavior of 20CrMnTi and obtain its constitutive equation,the isothermal compression tests of 20CrMnTi were carried out using the Gleeble3500 thermo-simulation machine,up to a 60% height reduction of the sample at strain rate range from 0.01 s1 to 10 s1 and deformation temperature range from 1123 K to 1273 K.Cited by 2Publish Year 2018Author Xin-hai Zhao,Xin-hai Zhao,Dan-dan Liu,Xiang-hong Wu,Guang-rong Liu,Liang Chen,Liang ChenConstitutive relationship and microstructure for 20CrMnTiH Oct 30,2012 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;The predictability of the modified ZA model can be estimated through the comparisons of the predicted flow stresses with experiments.Fig.7 shows that there is a close correlation between the experimental and predicted flow behavior of 20CrMnTiH steel.At higher strain rate of 10 s 1,the true stresstrue strain curves show an unbalance for the work hardening and dynamic recrystallization.

Cited by 12Publish Year 2012Author Rong-Xia Chai,Wen-bin Su,Cheng Guo,Fa-fu ZhangConstitutive relationship and microstructure for 20CrMnTiH

The hot flow behaviors of 20CrMnTiH steel are studied using isothermal compression tests corresponding to the temperature range from 973 to 1123K andCited by 12Publish Year 2012Author Rong-Xia Chai,Wen-bin Su,Cheng Guo,Fa-fu ZhangConstitutive relationship and microstructure for 20CrMnTiH The hot flow behaviors of 20CrMnTiH steel are studied using isothermal compression tests corresponding to the temperature range from 973 to 1123 K and the strain rates range from 0.01 toAssessing Constitutive Models for Prediction of High The utility of different constitutive models describing high-temperature flow behavior has been evaluated from the perspective of alloy development.Strain compensated Arrhenius model,modified JohnsonCook (MJC) model,model D8A and artificial neural network (ANN) have been used to describe flow behavior of different model alloys.These alloys are four grades of SS 316LN with different

12345NextConstitutive modelling of flow 'behaviour of 20CrMnTiH

Constitutive modelling of flow behaviour of 20CrMnTiH#0183;In order to research the flow behavior of 20CrMnTi and obtain its constitutive equation,the isothermal compression tests of 20CrMnTi were carried out using the Gleeble3500 thermo-simulation machine,up to a 60% height reduction of the sample at strain rate range from 0.01 s1 to 10 s1 and deformation temperature range from 1123 K to 1273 K.(PDF) Hot workability analysis and processing parameters Dec 21,2016 Constitutive modelling of flow behaviour of 20CrMnTiH#0183;Combining with the developed processing map with DRX behaviour,the optimal values of hot processing parameters for 20CrMnTiH steel are obtained to A CONSTITUTIVE MODEL AND DATA FOR METALSThis paper presents a constitutive model and data for materials subjected td large strains,high strain rates and high temperatures.The basic form of the model is well suited for computations because it uses variables which are readily available in most of the applicable computer codes.The materials considered are OFHC copper,Cartridge brass,Nickel 200,Armco iron,Carpenter electrical

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