Numerical Simulation of Bending Angle on Geometric Accuracy of AZ31 Mg Alloy Profile during Warm Bending Process

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Abstract:

A 3D elastic-plastic thermo-mechanical coupled finite element model of AZ31 Mg alloy profile during warm bending process was established. The effect of bending angle on the geometric accuracy of the profile was investigated. The results indicate that with increasing bending angle, the springback angles increase from 7.56° to 8.27°; the bending radii decrease from 90.15 mm to 90.01 mm; the cross-section distortion of the bent profile increases.

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Advanced Materials Research (Volumes 482-484)

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314-317

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February 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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