Preprints of the National Meeting of JWS
Preprints of the National Meeting of JWS
Session ID : 249
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Host: Japan Welding Society

Evaluation Method for Charpy Impact Toughness of Laser Welds Using Side-grooved Specimen
*Hiroto Shoji, Yasuhito Takashima, Mitsuru Ohata, Fumiyoshi Minami
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Keywords: laser welded joint, Charpy test, side-grooved specimen, lateral contraction, strength mismatch, FE-analysis
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Abstract
The method to predict Charpy impact toughness of laser welds with various width of weld metal and strength mismatch from impact test result of side-grooved specimen was proposed based on the FE-analytical results of deformation behaviors of the normal and side-grooved specimens.
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© 2010 by Japan Welding Society
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