An Analysis on Bead Characteristics in Material Deposition by PTAW Process

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Abstract:

This study investigates the role of thermal energy in deposition of thick layer of powder material by PTAW process. For analysis, stainless steel material powder of grade SS304L are laid on the substrate of grade SS316. The energy required for melting the powder and available for the substrate are calculated considering losses during deposition. The effects of input process parameters i.e. energy, scanning speed, powder feed rate are investigated on bead characteristics and dilution.

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33-37

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July 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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