How To Electric Welding. The arc welding is a fusion welding process in which the heat required to fuse the metal is obtained from an electric arc between the base metal and an electrode. Tap starting and scratch starting are the two common methods of starting the arc.
Principle of Electric Arc Welding. Octagonal Metal End Table Video. The joint is filled with filler metal at the same time to make the weld stronger.
An AC or DC power source fitted with whatever controls may be needed is connected by a work cable to the workpiece and by a hot cable to an electrode holder of some type which makes an electrical contact with the welding.
An AC or DC power source fitted with whatever controls may be needed is connected by a work cable to the workpiece and by a hot cable to an electrode holder of some type which makes an electrical contact with the welding. The electric arc welding method is preferred over other methods due to its affordability. POWER MIG 210 MP - From Box to Weld Video. Both the metal joint and the electrode are melted at the same time and fused them together.