Constitutive Models for the Prediction of the Hot

joi.jlc.jst.go.jp

Japan's largest platform for academic e-journals J-STAGE is a full text database for reviewed academic papers published by Japanese societiesjoi.jlc.jst.go.jpJapan's largest platform for academic e-journals J-STAGE is a full text database for reviewed academic papers published by Japanese societiesTwo new mathematical models to predict the flow stressTwo new mathematical constitutive models of linear and non-linear estimation of work hardening rate as a function of strain are presented.The equations could model the flow stress curves up to the peak.Both models have been examined for mechanically alloyed Al6063/0.75Al2O3/0.75Y2O3 nanocomposite and results show the high accuracy of both models.

Two new mathematical models to predict the flow stress

Two new mathematical constitutive models of linear and non-linear estimation of work hardening rate as a function of strain are presented.The equations could model the flow stress curves up to the peak.Both models have been examined for mechanically alloyed Al6063/0.75Al2O3/0.75Y2O3 nanocomposite and results show the high accuracy of both models.The Application of Constitutive and Artificial Neural Many constitutive models have been successfully used to interpolatively and extrapolatively predict the hot strength of metal materials and artificial neural network (ANN) models have recently appeared to be an alternative for constitutive modelling due to the strong capability of the ANN in predicting and correlating nonlinear relationship between inputs and outputs.The Application of Constitutive and Artificial Neural Many constitutive models have been successfully used to interpolatively and extrapolatively predict the hot strength of metal materials and artificial neural network (ANN) models have recently appeared to be an alternative for constitutive modelling due to the strong capability of the ANN in predicting and correlating nonlinear relationship between inputs and outputs.

Some results are removed in response to a notice of local law requirement.For more information,please see here.Previous123456Next(PDF) The Application of Constitutive and Artificial

Many constitutive models have been successfully used to interpolatively and extrapolatively predict the hot strength of metal materials and artificial neural network (ANN) models have recently Prediction of the Hot Flow Stress Behavior of AA6063 A constitutive model that includes the effect of Mg 2 Si dissolution during pre-deformation heating and holding has been developed for the prediction of the hot flow stress behavior of AA6063 aluminum alloy.The deformation behavior of homogenized AA6063 aluminum alloy was studied by performing compression tests on a Gleeble 3500 thermomechanical simulator at temperatures ranging from 400

Numerical implementation of a constitutive model for

Feb 05,2007 Constitutive Models for the Prediction of the Hot#0183;In the current paper,a numerical implementation of a mechanical constitutive model for simulation of hot stamping is presented.The constitutive model in combination with the austenite decomposition model used aims to give product developers a useful tool to predict formability as well as shape accuracy and springback for thermo-mechanically Multi-Constitutive Neural Network for Largeconditions,the goal is to predict pore pressure and settlement.We propose a novel method multi-constitutive neural network (MCNN) such that one model can solve several different constitutive laws.We introduce a one-hot encoding vector as an additional input vector,which is used to label the constitutive law we wish to solve.Life prediction and constitutive models for engine hot @article{osti_5536085,title = {Life prediction and constitutive models for engine hot section anisotropic materials program.Annual Status Report},author = {Swanson,G A and Linask,I and Nissley,D M and Norris,P P and Meyer,T G and Walker,K P},abstractNote = {This report presents the results of the first year of a program designed to develop life prediction and constitutive models for

Hot deformation behavior and constitutive modeling of

Abstract The isothermal hot compression tests of homogenized 6026 aluminum alloy under wide range of deformation temperatures (673823 K) and strain rates (0.00110 s1) were conducted using Gleeble-1500 thermo-simulation machine.According to the experimental obtained true stressstrain data,the constitutive equations were derived based on the original JohnsonCook (JC) model High Temperature Deformation Behavior and Constitutive Jul 28,2020 Constitutive Models for the Prediction of the Hot#0183;In the present work,hot deformation behavior of Alloy 718 was investigated over a temperature range of 12231373 K and strain rate range of 10210 s1.The flow curves were corrected for adiabatic temperature rise,particularly at high strain rates.Arrhenius type constitutive equations were derived for Alloy 718 to model the peak flow stress from apparent and physically based Effect of Alloy Composition on the Hot Deformation constitutive equation for predicting the alloys flow stress behavior during hot compression testing.The constitutive model predictions were observed to agree well with experimental data for the aluminum alloys tested in this research.The effect of extrusion processing condition,alloy composition and

Determination of Material Constitutive Laws for Inconel

Oct 30,2017 Constitutive Models for the Prediction of the Hot#0183;In this paper,a special procedure for the prediction of parameters of the JohnsonCook constitutive material models is proposed based on the experimental data and specially developed MATLAB scripts which allow advanced modeling of complex 3D response surfaces.Experimental investigations concern two various strain rates of 103 and 101 1/s and the testing temperatureConstitutive modeling and microstructure characterization Nov 01,2020 Constitutive Models for the Prediction of the Hot#0183;Compared with the traditional constitutive model of strain compensation,the modified model had higher prediction accuracy.The hot processing maps under different strains (0.20.8) were established,it was found that the plastic instability domain mainly occurred at the low temperature and high strain rate,while the peak power dissipation Constitutive descriptions for hot compressed low-pressure Feb 04,2011 Constitutive Models for the Prediction of the Hot#0183;The constitutive equation of the material is an essential ingredient of any structural calculation.In this article,a phenomenological constitutive model is established to describe the dynamic deformation behavior of 30Cr2Ni4MoV steel in wide strain rate,strain,and temperature ranges.Also,the mathematical models to predict peak stress and corresponding strain were obtained.

Constitutive descriptions for hot compressed low-pressure

Feb 04,2011 Constitutive Models for the Prediction of the Hot#0183;The constitutive equation of the material is an essential ingredient of any structural calculation.In this article,a phenomenological constitutive model is established to describe the dynamic deformation behavior of 30Cr2Ni4MoV steel in wide strain rate,strain,and temperature ranges.Also,the mathematical models to predict peak stress and corresponding strain were obtained.Constitutive Models for the Prediction of the Hot The modified JC and strain-compensated models could be utilized to predict the hot deformation behavior of the X12 alloy with a good accuracy,but only for some of the tested domain of temperatures and strain rates,with R values of 0.992 and 0.988 respectively,and with AARE and RMSE values of 9.367% and 4.690 MPa for the modified JC model and Constitutive Modeling of the Hot Deformation Behavior in Jan 22,2019 Constitutive Models for the Prediction of the Hot#0183;The hot compressive tests of 6082 aluminum alloy were conducted on a Gleeble-3500 thermomechanical simulator at temperature ranges of 380-530 Constitutive Models for the Prediction of the Hot#176;C and strain rate range of 0.01-10 s1.The constitutive analysis and microstructural evolution of the alloy were investigated.It was indicated that the peak stress increased with increasing strain rate and decreasing temperature.

Constitutive Modeling of the Hot Deformation Behavior in

Jan 22,2019 Constitutive Models for the Prediction of the Hot#0183;The hot compressive tests of 6082 aluminum alloy were conducted on a Gleeble-3500 thermomechanical simulator at temperature ranges of 380-530 Constitutive Models for the Prediction of the Hot#176;C and strain rate range of 0.01-10 s1.The constitutive analysis and microstructural evolution of the alloy were investigated.It was indicated that the peak stress increased with increasing strain rate and decreasing temperature.Comparison of Prediction Capabilities of Flow Stress by Comparison of Prediction Capabilities of Flow Stress by Various Constitutive Equation Models for Hot Deformation of Aluminum Matrix Composites (Received 21 February 2019; accepted 22 May 2019) Published Online 08 November 2019.CODEN MPCACDCited by 6Publish Year 2019Author Abdallah Shokry,Samer Gowid,Ghias Kharmanda,Elsadig MahdiConstitutive Models for the Prediction of the Hot materials Article Constitutive Models for the Prediction of the Hot Deformation Behavior of the 10%Cr Steel Alloy Abdallah Shokry 1,* ,Samer Gowid 2,Ghias Kharmanda 3 and Elsadig Mahdi 2 1 Department of Mechanical Engineering,Fayoum University,Fayoum 63514,Egypt 2 Department of Mechanical and Industrial Engineering,College of Engineering,Qatar University,

Cited by 6Publish Year 2019Author Abdallah Shokry,Samer Gowid,Ghias Kharmanda,Elsadig MahdiConstitutive Models for the Prediction of the Hot

The aim of this paper is to establish a reliable model that provides the best fit to the specific behavior of the flow stresses of the 10%Cr steel alloy at the time of hot deformation.Modified JohnsonCook and strain-compensated Arrhenius-type (phenomenological models),in addition to two Artificial Neural Network (ANN) models were established with the view toward investigating their stress Cited by 6Publish Year 2019Author Abdallah Shokry,Samer Gowid,Ghias Kharmanda,Elsadig MahdiConstitutive Models for the Prediction of the Hot Constitutive Models for the Prediction of the Hot Deformation Behavior of the 10%Cr Steel Alloy Materials (Basel) .2019 Sep 5;12(18):2873.doi 10.3390/ma12182873.Cited by 31Publish Year 2000Author Lingxue Kong,Peter D Hodgson,DC CollinsonComparison of Prediction Capabilities of Flow Stress by Comparison of Prediction Capabilities of Flow Stress by Various Constitutive Equation Models for Hot Deformation of Aluminum Matrix Composites (Received 21 February 2019; accepted 22 May 2019) Published Online 08 November 2019.CODEN MPCACD

Cited by 2Publish Year 2019Author Kuo Li,Qinglin Pan,Ruishi Li,Shuhui Liu,Zhiqi Huang,Xin HeExtrapolative prediction of the hot strength of austenitic

May 15,2000 Constitutive Models for the Prediction of the Hot#0183;In the present work,the EstrinMecking constitutive model [Y.Estrin,H.Mecking,Acta Metall.32 (1984) 5770] was combined with the IPANN model to predict extrapolatively the hot strength of a plain-carbon austenitic steel with a carbon content of 0.79 wt.%,deformed at temperatures from 900 to 1100 Constitutive Models for the Prediction of the Hot#176;C and at strain rates between of 1 A modified ZerilliArmstrong constitutive model to predict Apr 01,2014 Constitutive Models for the Prediction of the Hot#0183;The common models include ,JohnsonCook (JC) model,KhanHuangLiang (KHL) model and Arrhenius-type constitutive model.Lin et al.proposed a modified JohnsonCook model to describe the relationship of flow stress,strain rate and temperature of 42CrMo steel at high temperatures by the compensations of strain and strain rate [12] ,[13] .A comparative study on modified Johnson Cook,modified Aug 01,2013 Constitutive Models for the Prediction of the Hot#0183;Using the constitutive equation above,the flow stress data are predicted for various processing conditions.Comparison between the experimental and predicted values by modified ZerilliArmstrong model at various processing conditions is shown in Fig.11.As can be seen in Fig.11,there is a good agreement between the experimental and predicted values except under the strain

A Simple Constitutive Model for Prediction of Single

The prediction of hot ow stress is considered these models are based on ow hardening and cannot show the method in the literature for basic constitutive analysis in hot work-A Simple Constitutive Model for Prediction of Single-Peak A Simple Constitutive Model for Prediction of Single-Peak Flow Curves Under Hot Working Conditions Roxana Baktash,Roxana Baktash Constitutive Analysis to Predict the Hot Deformation Behavior of 34CrMo4 steel With an Optimum Solution Method for Stress Multiplier,A Simple Constitutive Model for Prediction of Single-Peak A Simple Constitutive Model for Prediction of Single-Peak Flow Curves Under Hot Working Conditions Roxana Baktash,Roxana Baktash Constitutive Analysis to Predict the Hot Deformation Behavior of 34CrMo4 steel With an Optimum Solution Method for Stress Multiplier,

12345NextConstitutive Models for the Prediction of the Hot

The modified JC and strain-compensated models could be utilized to predict the hot deformation behavior of the X12 alloy with a good accuracy,but only for some of the tested domain of temperatures and strain rates,with R values of 0.992 and 0.988 respectively,and with AARE and RMSE values of 9.367% and 4.690 MPa for the modified JC model and (PDF) The Application of Constitutive and Artificial Many constitutive models have been successfully used to interpolatively and extrapolatively predict the hot strength of metal materials and artificial neural network (ANN) models have recently (PDF) Predictions of roll force under heavy-reduction hot The model predictions were validated for typical groove geometry and a typical pass schedule. steels that can be used for calculating the roll force during hot rolling.The constitutive models

joi.jlc.jst.go.jp

Japan's largest platform for academic e-journals J-STAGE is a full text database for reviewed academic papers published by Japanese societiesjoi.jlc.jst.go.jpJapan's largest platform for academic e-journals J-STAGE is a full text database for reviewed academic papers published by Japanese societiesTwo new mathematical models to predict the flow stressTwo new mathematical constitutive models of linear and non-linear estimation of work hardening rate as a function of strain are presented.The equations could model the flow stress curves up to the peak.Both models have been examined for mechanically alloyed Al6063/0.75Al2O3/0.75Y2O3 nanocomposite and results show the high accuracy of both models.

Two new mathematical models to predict the flow stress

Two new mathematical constitutive models of linear and non-linear estimation of work hardening rate as a function of strain are presented.The equations could model the flow stress curves up to the peak.Both models have been examined for mechanically alloyed Al6063/0.75Al2O3/0.75Y2O3 nanocomposite and results show the high accuracy of both models.The Application of Constitutive and Artificial Neural Many constitutive models have been successfully used to interpolatively and extrapolatively predict the hot strength of metal materials and artificial neural network (ANN) models have recently appeared to be an alternative for constitutive modelling due to the strong capability of the ANN in predicting and correlating nonlinear relationship between inputs and outputs.The Application of Constitutive and Artificial Neural Many constitutive models have been successfully used to interpolatively and extrapolatively predict the hot strength of metal materials and artificial neural network (ANN) models have recently appeared to be an alternative for constitutive modelling due to the strong capability of the ANN in predicting and correlating nonlinear relationship between inputs and outputs.

Some results are removed in response to a notice of local law requirement.For more information,please see here.Previous123456Next(PDF) The Application of Constitutive and Artificial

Many constitutive models have been successfully used to interpolatively and extrapolatively predict the hot strength of metal materials and artificial neural network (ANN) models have recently Prediction of the Hot Flow Stress Behavior of AA6063 A constitutive model that includes the effect of Mg 2 Si dissolution during pre-deformation heating and holding has been developed for the prediction of the hot flow stress behavior of AA6063 aluminum alloy.The deformation behavior of homogenized AA6063 aluminum alloy was studied by performing compression tests on a Gleeble 3500 thermomechanical simulator at temperatures ranging from 400

Numerical implementation of a constitutive model for

Feb 05,2007 Constitutive Models for the Prediction of the Hot#0183;In the current paper,a numerical implementation of a mechanical constitutive model for simulation of hot stamping is presented.The constitutive model in combination with the austenite decomposition model used aims to give product developers a useful tool to predict formability as well as shape accuracy and springback for thermo-mechanically Multi-Constitutive Neural Network for Largeconditions,the goal is to predict pore pressure and settlement.We propose a novel method multi-constitutive neural network (MCNN) such that one model can solve several different constitutive laws.We introduce a one-hot encoding vector as an additional input vector,which is used to label the constitutive law we wish to solve.Life prediction and constitutive models for engine hot @article{osti_5536085,title = {Life prediction and constitutive models for engine hot section anisotropic materials program.Annual Status Report},author = {Swanson,G A and Linask,I and Nissley,D M and Norris,P P and Meyer,T G and Walker,K P},abstractNote = {This report presents the results of the first year of a program designed to develop life prediction and constitutive models for

Hot deformation behavior and constitutive modeling of

Abstract The isothermal hot compression tests of homogenized 6026 aluminum alloy under wide range of deformation temperatures (673823 K) and strain rates (0.00110 s1) were conducted using Gleeble-1500 thermo-simulation machine.According to the experimental obtained true stressstrain data,the constitutive equations were derived based on the original JohnsonCook (JC) model High Temperature Deformation Behavior and Constitutive Jul 28,2020 Constitutive Models for the Prediction of the Hot#0183;In the present work,hot deformation behavior of Alloy 718 was investigated over a temperature range of 12231373 K and strain rate range of 10210 s1.The flow curves were corrected for adiabatic temperature rise,particularly at high strain rates.Arrhenius type constitutive equations were derived for Alloy 718 to model the peak flow stress from apparent and physically based Effect of Alloy Composition on the Hot Deformation constitutive equation for predicting the alloys flow stress behavior during hot compression testing.The constitutive model predictions were observed to agree well with experimental data for the aluminum alloys tested in this research.The effect of extrusion processing condition,alloy composition and

Determination of Material Constitutive Laws for Inconel

Oct 30,2017 Constitutive Models for the Prediction of the Hot#0183;In this paper,a special procedure for the prediction of parameters of the JohnsonCook constitutive material models is proposed based on the experimental data and specially developed MATLAB scripts which allow advanced modeling of complex 3D response surfaces.Experimental investigations concern two various strain rates of 103 and 101 1/s and the testing temperatureConstitutive modeling and microstructure characterization Nov 01,2020 Constitutive Models for the Prediction of the Hot#0183;Compared with the traditional constitutive model of strain compensation,the modified model had higher prediction accuracy.The hot processing maps under different strains (0.20.8) were established,it was found that the plastic instability domain mainly occurred at the low temperature and high strain rate,while the peak power dissipation Constitutive descriptions for hot compressed low-pressure Feb 04,2011 Constitutive Models for the Prediction of the Hot#0183;The constitutive equation of the material is an essential ingredient of any structural calculation.In this article,a phenomenological constitutive model is established to describe the dynamic deformation behavior of 30Cr2Ni4MoV steel in wide strain rate,strain,and temperature ranges.Also,the mathematical models to predict peak stress and corresponding strain were obtained.

Constitutive descriptions for hot compressed low-pressure

Feb 04,2011 Constitutive Models for the Prediction of the Hot#0183;The constitutive equation of the material is an essential ingredient of any structural calculation.In this article,a phenomenological constitutive model is established to describe the dynamic deformation behavior of 30Cr2Ni4MoV steel in wide strain rate,strain,and temperature ranges.Also,the mathematical models to predict peak stress and corresponding strain were obtained.Constitutive Models for the Prediction of the Hot The modified JC and strain-compensated models could be utilized to predict the hot deformation behavior of the X12 alloy with a good accuracy,but only for some of the tested domain of temperatures and strain rates,with R values of 0.992 and 0.988 respectively,and with AARE and RMSE values of 9.367% and 4.690 MPa for the modified JC model and Constitutive Modeling of the Hot Deformation Behavior in Jan 22,2019 Constitutive Models for the Prediction of the Hot#0183;The hot compressive tests of 6082 aluminum alloy were conducted on a Gleeble-3500 thermomechanical simulator at temperature ranges of 380-530 Constitutive Models for the Prediction of the Hot#176;C and strain rate range of 0.01-10 s1.The constitutive analysis and microstructural evolution of the alloy were investigated.It was indicated that the peak stress increased with increasing strain rate and decreasing temperature.

Constitutive Modeling of the Hot Deformation Behavior in

Jan 22,2019 Constitutive Models for the Prediction of the Hot#0183;The hot compressive tests of 6082 aluminum alloy were conducted on a Gleeble-3500 thermomechanical simulator at temperature ranges of 380-530 Constitutive Models for the Prediction of the Hot#176;C and strain rate range of 0.01-10 s1.The constitutive analysis and microstructural evolution of the alloy were investigated.It was indicated that the peak stress increased with increasing strain rate and decreasing temperature.Comparison of Prediction Capabilities of Flow Stress by Comparison of Prediction Capabilities of Flow Stress by Various Constitutive Equation Models for Hot Deformation of Aluminum Matrix Composites (Received 21 February 2019; accepted 22 May 2019) Published Online 08 November 2019.CODEN MPCACDCited by 6Publish Year 2019Author Abdallah Shokry,Samer Gowid,Ghias Kharmanda,Elsadig MahdiConstitutive Models for the Prediction of the Hot materials Article Constitutive Models for the Prediction of the Hot Deformation Behavior of the 10%Cr Steel Alloy Abdallah Shokry 1,* ,Samer Gowid 2,Ghias Kharmanda 3 and Elsadig Mahdi 2 1 Department of Mechanical Engineering,Fayoum University,Fayoum 63514,Egypt 2 Department of Mechanical and Industrial Engineering,College of Engineering,Qatar University,

Cited by 6Publish Year 2019Author Abdallah Shokry,Samer Gowid,Ghias Kharmanda,Elsadig MahdiConstitutive Models for the Prediction of the Hot

The aim of this paper is to establish a reliable model that provides the best fit to the specific behavior of the flow stresses of the 10%Cr steel alloy at the time of hot deformation.Modified JohnsonCook and strain-compensated Arrhenius-type (phenomenological models),in addition to two Artificial Neural Network (ANN) models were established with the view toward investigating their stress Cited by 6Publish Year 2019Author Abdallah Shokry,Samer Gowid,Ghias Kharmanda,Elsadig MahdiConstitutive Models for the Prediction of the Hot Constitutive Models for the Prediction of the Hot Deformation Behavior of the 10%Cr Steel Alloy Materials (Basel) .2019 Sep 5;12(18):2873.doi 10.3390/ma12182873.Cited by 31Publish Year 2000Author Lingxue Kong,Peter D Hodgson,DC CollinsonComparison of Prediction Capabilities of Flow Stress by Comparison of Prediction Capabilities of Flow Stress by Various Constitutive Equation Models for Hot Deformation of Aluminum Matrix Composites (Received 21 February 2019; accepted 22 May 2019) Published Online 08 November 2019.CODEN MPCACD

Cited by 2Publish Year 2019Author Kuo Li,Qinglin Pan,Ruishi Li,Shuhui Liu,Zhiqi Huang,Xin HeExtrapolative prediction of the hot strength of austenitic

May 15,2000 Constitutive Models for the Prediction of the Hot#0183;In the present work,the EstrinMecking constitutive model [Y.Estrin,H.Mecking,Acta Metall.32 (1984) 5770] was combined with the IPANN model to predict extrapolatively the hot strength of a plain-carbon austenitic steel with a carbon content of 0.79 wt.%,deformed at temperatures from 900 to 1100 Constitutive Models for the Prediction of the Hot#176;C and at strain rates between of 1 A modified ZerilliArmstrong constitutive model to predict Apr 01,2014 Constitutive Models for the Prediction of the Hot#0183;The common models include ,JohnsonCook (JC) model,KhanHuangLiang (KHL) model and Arrhenius-type constitutive model.Lin et al.proposed a modified JohnsonCook model to describe the relationship of flow stress,strain rate and temperature of 42CrMo steel at high temperatures by the compensations of strain and strain rate [12] ,[13] .A comparative study on modified Johnson Cook,modified Aug 01,2013 Constitutive Models for the Prediction of the Hot#0183;Using the constitutive equation above,the flow stress data are predicted for various processing conditions.Comparison between the experimental and predicted values by modified ZerilliArmstrong model at various processing conditions is shown in Fig.11.As can be seen in Fig.11,there is a good agreement between the experimental and predicted values except under the strain

A Simple Constitutive Model for Prediction of Single

The prediction of hot ow stress is considered these models are based on ow hardening and cannot show the method in the literature for basic constitutive analysis in hot work-A Simple Constitutive Model for Prediction of Single-Peak A Simple Constitutive Model for Prediction of Single-Peak Flow Curves Under Hot Working Conditions Roxana Baktash,Roxana Baktash Constitutive Analysis to Predict the Hot Deformation Behavior of 34CrMo4 steel With an Optimum Solution Method for Stress Multiplier,A Simple Constitutive Model for Prediction of Single-Peak A Simple Constitutive Model for Prediction of Single-Peak Flow Curves Under Hot Working Conditions Roxana Baktash,Roxana Baktash Constitutive Analysis to Predict the Hot Deformation Behavior of 34CrMo4 steel With an Optimum Solution Method for Stress Multiplier,

12345NextConstitutive Models for the Prediction of the Hot

The modified JC and strain-compensated models could be utilized to predict the hot deformation behavior of the X12 alloy with a good accuracy,but only for some of the tested domain of temperatures and strain rates,with R values of 0.992 and 0.988 respectively,and with AARE and RMSE values of 9.367% and 4.690 MPa for the modified JC model and (PDF) The Application of Constitutive and Artificial Many constitutive models have been successfully used to interpolatively and extrapolatively predict the hot strength of metal materials and artificial neural network (ANN) models have recently (PDF) Predictions of roll force under heavy-reduction hot The model predictions were validated for typical groove geometry and a typical pass schedule. steels that can be used for calculating the roll force during hot rolling.The constitutive models

Get In Touch

We receive enquiries in English, Español (Spanish). Our professional team will reply to you within one business day. Please feel FREE to contact us!

Top