Unlike the plasma gas, the secondary gas (also referred to as shielding gas) does not pass through the orifice of the nozzle. It passes around the nozzle and forms a shield around the arc.
glossary
glossary
Steels that become martensitic or fully hard by air cooling from above their critical temperature or from the austenitizing temperature.
A flux cored arc welding process variation in which shielding gas is obtained exclusively from the flux within the electrode
Welding with a continuous solid wire or flux Cored electrode where the wire feed speed, shielding gas flow rate, and voltage are preset on the equipment, and the operator guides the hand held welding gun along the joint to be welded.
A force which causes deformation or fracture of a member by sliding one section against another in a plane or planes which are substantially parallel to the direction of the force.