Aluminum alloy sheet-forming limit curve prediction based on original measured stress–strain data and Its application in stretch-forming process
L Sun, Z Cai, D He, L Li - Metals, 2019 - mdpi.com
A new method, by directly utilizing original measured data (OMD) of the stress–strain
relation in the Marciniak–Kuczynski (M–K) model, was proposed to predict the forming limit …
relation in the Marciniak–Kuczynski (M–K) model, was proposed to predict the forming limit …
Bifurcation analysis of forming limits for an orthotropic sheet metal
A bifurcation analysis of forming limits for an orthotropic sheet metal is presented in this
paper. The approach extends Stören and Rice's (S–R) bifurcation analysis for isotropic …
paper. The approach extends Stören and Rice's (S–R) bifurcation analysis for isotropic …
A comparative investigation on theoretical models for forming limit diagram prediction of automotive sheet metals
Determination of sheet metal formability, which is commonly evaluated through a forming
limit curve (FLC), is an essential task for part designs in the automotive engineering …
limit curve (FLC), is an essential task for part designs in the automotive engineering …
Localized necking in elastomer-supported metal layers: impact of kinematic hardening
This paper deals with localized necking in stretched metal sheets using the initial
imperfection approach. The first objective is to study the effect of kinematic hardening on the …
imperfection approach. The first objective is to study the effect of kinematic hardening on the …
An Investigation Into the Prediction of Forming Limit Diagrams for Normal Anisotropic Material Based on Bifurcation Analysis
A Jaamialahmadi, M Kadkhodayan - 2011 - asmedigitalcollection.asme.org
In this paper, formula derivation for bifurcation analysis based on a constitutive model
including Hill 48 yield criterion with normal anisotropy of a pointed vertex on subsequent …
including Hill 48 yield criterion with normal anisotropy of a pointed vertex on subsequent …
[PDF][PDF] Constitutive modeling of anisotropic sheet metals subjected to large strain forming processes
PQ Tuan - 2019 - researchgate.net
Stress and strain relationship or flow curve is one of the essentials for numerical simulation
of sheet metal forming processes. For an examined sheet metal, the relationship, which is …
of sheet metal forming processes. For an examined sheet metal, the relationship, which is …