was his father's work as employees in the company Each welding arc, Eventually he became prankish school, the work she is the father The old AC welding machines were only single phase, but the new ones are all 3 phase, which saves energy, and since it only draws a third of the amps, you can use copper wiring and installation costs are less than old machines,” Flagg said. An example of how far the technology has come is Lincoln Electric's Power Wave AC/DC 1000, made specifically for AC/DC submerged arc welding. It is designed as part of a modular welding system for single-arc or multiple-arc applications, and is targeted at submerged arc customers that need higher productivity, lower operating costs, greater production flexibility and high quality. the machine is rated at 1,000 amps for AC or DC.