"Puddle welding is all about feeling the metal," Mike said, as he handed Jack the welding torch. "You need to sense the temperature, the viscosity of the puddle, and the way it interacts with the steel. It's a tactile experience, kid."
(often referred to as stud welding in a specific context or puddle arc welding ) is a manual or semi-automatic arc welding process used to weld a metal stud, rod, or reinforcing bar (rebar) onto a flat steel surface. what is puddle welding