Weld Head Machines

The Arc Machines' Model 79 series weld heads are economical, easy-to-use, sturdy weld heads designed for precision orbital welding - with or without filler wire - of tube, pipe, and fittings.* Package includes y and white cablesEach Model 79 weld head features Arc Voltage Control (AVC) for precise arc gap control, programmable oscillation (weaving) and a precision wire feeder and wire entry mechanics. All Model 79 weld heads operate using the GTAW (TIG) process and will accommodate a range of pipe sizes from 0.75" OD to 6.625" OD (19 mm to 170 mm) and wall thicknesses up to 0.75" (19 mm).