Laser Beam Welding

In laser beam welding, materials melt under the heat obtained from a narrow beam of coherent, monochromatic light (a laser beam).  Typically, no filler metal is used.

Process Characteristics

Is used for thin-gage workpieces
Is used for welding areas that are not readily accessible
Provides excellent welding precision
Permits joining of dissimilar alloys
Uses no electrodes
Causes little or no thermal damage to the workpiece
Is easily automated

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Information provided is from Manufacturing Processes Reference Guide by Robert H. Todd, Dell K. Allen, and Leo Alting.--1st ed. Published by Industrial Press Inc., 1994.