Article ID Journal Published Year Pages File Type
1700459 Procedia CIRP 2014 6 Pages PDF
Abstract

The alloy used in the investigation is a copper-free Al-Zn-Mg-alloy in the strength optimized T6 temper. The aim of the study is the increase of the typical requirements for formability by a regression heat treatment of the whole sheet. Therefore, the necessary material properties are determined according to temperature and time of the heat treatment to deduce a potential process range. Various test methods of uniaxial and multi-axial stress conditions are used to evaluate a possible influence of the regression heat treatment on the material behavior under different stress states.

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Physical Sciences and Engineering Engineering Industrial and Manufacturing Engineering