ARC WELDING DEVICE AND PROCESS USING AN MIG/MAG TORCH COMBINED WITH A TIG TORCH

摘要

The invention relates to a device and a process for the arc welding of metal workpieces (4) employing a MIG/MAG welding torch (1) combined with a TIG welding torch (2) so as to operate simultaneously and to obtain welded joints free of protruding defects.