Comparison of Stress Filed and Deformation of MAG and TIG for Cr13 Based on Finite Element

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Abstract:

This paper took flat butt joint based on Cr13 as a sample, in which TIG and MAG were adopted respectively, and analyzed qualitatively the simulation results of temperature field, stress field and deformation distribution by the finite element analysis software ANSYS. The simulating results indicate that residual transverse press stress plays a dominant role near the beginning and the end of the welding seam, that residual longitudinal pull stress is dominant in the other region of welding seam. The residual stress of MAG is higher than that of TIG. Nevertheless, the deformation of MAG is lower than that of TIG.

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711-716

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March 2015

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© 2015 Trans Tech Publications Ltd. All Rights Reserved

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