Effect of Combination Beads on Springback

Dec 4, 2024

A presentation by D. J. Zhou, General Motors Company, and Kidambi Kannan, AutoForm Engineering USA, Inc., at the 2021 Great Designs in Steel.  This project investigates the effects of the combination of draw beads and stake beads in 3rd Gen AHSS springback...

Cross Cowl Member Stamping Trials Final Report

Sep 30, 2024

This work with the Cross Cowl Member is part of the umbrella project featuring the A/SP Master Shoe. The project is examining die (forming) processes and material grades for their effect on: Dimensional accuracy/part quality Press force/energy requirements. Overall,...

Fracture Analysis of AHSS Draw-bending Final Report

Sep 30, 2024

In this project three unique criteria (e.g., a new material constitutive model and two damage based fracture models) were introduced for the industry usage of predicting shear fracture in stamping AHSS with FEM. Detailed procedures were developed in this study to...

Hemming of Thin Gauge AHSS Final Report

Sep 30, 2024

The goal of Auto/Steel Partnership Hemming of Thin Gauge AHSS project was to demonstrate that thin gauge AHSS is a viable material for automotive closure outer panels.

High-Strength Steel Stamping Design Manual

Sep 30, 2024

This manual is intended as a practical guide for automotive material engineers, product designers and die process planners when using high strength steels [range of 205 to 420 MPa yield strength (30-60 KSI)] for new body-in-white applications. The guidelines herein...