SUBMERGED ARC WELDING MACHINE

摘要

PURPOSE: A submerged arc-welding machine is provided to enhance welding speed and welding productivity by the increase of the welding depth of arc welding. CONSTITUTION: A submerged arc-welding machine is as follows. At two welding sources(10) with the same output current, output terminal(11) is connected in parallel. A welding gun is detachably coupled to the connected output terminal.