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Thermo-Mechanical Simulation of Dissimilar Titanium Alloys Laser Welding

A. Mathieu [1], L. Weiss [2], E. Fleury [2]
[1] Laboratoire Interdisciplinaire Carnot de Bourgogne (ICB), CNRS-Université de Bourgogne Franche-Comté, Dijon, France
[2] Laboratoire d’Etudes des Microstructures et de Mécanique des Matériaux (LEM3), CNRS- Université de Lorraine, Ile du Saulcy, Metz, France

Published in 2015

A 3D thermo-mechanical simulation was developed using COMSOL Multiphysics software in order to predict distortion of a welded dissimilar titanium alloys structure. An angular distortion and a longitudinal shrinkage are predicted in agreement with those obtained experimentally.

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