Process for stud welding and welding gun.

摘要

In the process for welding a stud bolt (10) on a metal base (30) of a magnetic material the welding is carried out with the magnetic field being applied to a location to be welded. For this purpose the welding gun (1) is equipped with a magnet being fixed or removably mounted to a muzzle of the welding gun. The magnet can be a permanent magnet (20) or an electromagnet (9, 21)