Abstract
Stud welding arrangements, processes of stud welding, and constructions from stud welding are disclosed. According to the disclosure, the stud welding arrangement includes a mobile stud welder for welding studs to a welding surface, the mobile stud welder able to move vertically and horizontally relative to a portion of the welding surface, and one or more external supports supported separately from the welding surface. A construction includes the welding surface with the studs welded to the welding surface from the stud welding arrangement and a process uses the stud welding arrangement.