<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Springback phenomenon is well predicted for some mild steel materials, but not for steels with higher strength. One of the most used tools to stamping optimization is usage of finite element analysis. In order to accurate describe the real behaviour of the materials for stamping of vehicle panels, the application of proper hardening rule seems to be crucial. Due to higher accuracy of predicted results, high strength steel sheets are usually modelled by means of kinematic or mixed isotropic-kinematic hardening models. In this paper the springback prediction of advanced high strength steel DP600 by numerical simulation was investigated. Through cyclic tension-compression tests, the material characterization has been performed for DP600 steel sheet. Different hardening models (isotropic, kinematic and mixed isotropic-kinematic) used in the simulations were compared with expreriment. The Yoshida–Uemori model succesfully describe the kinematic behaviour of the material and provided more accurate results than others.</p></abstract>

Springback phenomenon is well predicted for some mild steel materials, but not for steels with higher strength. One of the most used tools to stamping optimization is usage of finite element analysis. In order to accurate describe the real behaviour of the materials for stamping of vehicle panels, the application of proper hardening rule seems to be crucial. Due to higher accuracy of predicted results, high strength steel sheets are usually modelled by means of kinematic or mixed isotropic-kinematic hardening models. In this paper the springback prediction of advanced high strength steel DP600 by numerical simulation was investigated. Through cyclic tension-compression tests, the material characterization has been performed for DP600 steel sheet. Different hardening models (isotropic, kinematic and mixed isotropic-kinematic) used in the simulations were compared with expreriment. The Yoshida–Uemori model succesfully describe the kinematic behaviour of the material and provided more accurate results than others.

Springback Prediction of Stretching Process using Finite Element Analysis for DP600 Steel Sheet

Department of Computer Support of Technology, Technical University of Košice, Mäsiarska 74, 040 01 Košice,

Department of Technology and Materials, Technical University of Košice, Mäsiarska 74, 040 01 Košice,

Acta Mechanica et Automatica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Springback phenomenon is well predicted for some mild steel materials, but not for steels with higher strength. One of the most used tools to stamping...

Springback Prediction of Stretching Process using Finite Element Analysis for DP600 Steel Sheet

Published Online: Apr 04, 2017

Page range: 5 - 8

Received: Dec 03, 2015

Accepted: Dec 10, 2016

DOI: https://doi.org/10.1515/ama-2017-0001

Keywords
Sheet Metal Forming, Springback, Simulation

© 2017 Bialystok University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Springback Prediction of Stretching Process using Finite Element Analysis for DP600 Steel Sheet

Published Online: Apr 04, 2017

Page range: 5 - 8

Received: Dec 03, 2015

Accepted: Dec 10, 2016

DOI: https://doi.org/10.1515/ama-2017-0001

KeywordsSheet Metal Forming, Springback, Simulation

© 2017 Bialystok University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
Sheet Metal Forming, Springback, Simulation