Advanced issues in springback
For purposes of this review, springback is the elastically driven change of shape of a metal
sheet during unloading and following forming. Scientific advances related to this topic have …
sheet during unloading and following forming. Scientific advances related to this topic have …
The sustainability of neural network applications within finite element analysis in sheet metal forming: A review
MR Jamli, NM Farid - Measurement, 2019 - Elsevier
The prediction of springback in sheet metal is vital to ensure economical metal forming. The
latest nonlinear recovery in finite element analysis is used to achieve accurate results, but …
latest nonlinear recovery in finite element analysis is used to achieve accurate results, but …
Complex unloading behavior: Nature of the deformation and its consistent constitutive representation
L Sun, RH Wagoner - International Journal of Plasticity, 2011 - Elsevier
Complex (nonlinear) unloading behavior following plastic straining has been reported as a
significant challenge to accurate springback prediction. More fundamentally, the nature of …
significant challenge to accurate springback prediction. More fundamentally, the nature of …
Variation and consistency of Young's modulus in steel
The mechanically-measured Young's modulus of metals is consistently lower than the
physically measured one, particularly after plastic straining. Furthermore, the nominally …
physically measured one, particularly after plastic straining. Furthermore, the nominally …
Variation of elastic modulus during plastic deformation and its influence on springback
HY Yu - Materials & Design, 2009 - Elsevier
Inelastic recovery behavior of TRIP steels during unloading has been investigated by
uniaxial tensile tests. Unloading stress–strain curves obtained under different plastic strain …
uniaxial tensile tests. Unloading stress–strain curves obtained under different plastic strain …
Finite element analysis of sheet metal bending process to predict the springback
SK Panthi, N Ramakrishnan, M Ahmed, SS Singh… - Materials & Design, 2010 - Elsevier
Springback remains a major concern in sheet metal forming process. Springback, shape
discrepancy between fully loaded and unloaded configuration due to elastic recovery of …
discrepancy between fully loaded and unloaded configuration due to elastic recovery of …
Nonlinear elastic behaviors of low and high strength steels in unloading and reloading
The elastic moduli of four sheet steels were measured in continuous loading–unloading–
loading (LUL) tests after different amounts of plastic pre-strain. The four materials were a low …
loading (LUL) tests after different amounts of plastic pre-strain. The four materials were a low …
Tensile and spring-back behavior of DP600 advanced high strength steel at warm temperatures
In recent years, the use of advanced high strength steels in automotive industry has been
increased remarkably. Among advanced high strength steels, dual phase (DP) steels have …
increased remarkably. Among advanced high strength steels, dual phase (DP) steels have …
Model for description of nonlinear unloading-reloading stress-strain response with special reference to plastic-strain dependent chord modulus
F Yoshida, T Amaishi - International Journal of Plasticity, 2020 - Elsevier
To describe the nonlinear stress-strain response in the unloading-reloading process, a
model was proposed for the variation of the elastic modulus during the process. This model …
model was proposed for the variation of the elastic modulus during the process. This model …
Prediction of springback in air-bending of Advanced High Strength steel (DP780) considering Young׳ s modulus variation and with a piecewise hardening function
Abstract Advanced High-Strength steels (AHSS) are increasingly used in industry. Thus, the
springback prediction in bending of AHSS is important to maintain close geometric …
springback prediction in bending of AHSS is important to maintain close geometric …