GMW15421

Description / Abstract: GMW15421, 3rd Edition, October 2018 - Three-Point Bend Test for Hemming Performance Evaluation

Introduction

Note: Nothing in this standard supercedes applicable laws and regulations.

Note: In the event of conflict between the English and domestic language, the English language shall take precedence.

Purpose. The purpose of this test procedure is to determine the hemming performance of aluminum sheet material for body closure applications. In this test, a sheet sample is bent in a 3-point bend test device to 180 degrees.

Applicability. This test procedure and evaluation method applies for all hemming processes, including table top hemming, press hemming, and roller hemming.