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Model 73 - Small-Bore ID Pipe Weld Head

Model 73 - Small-Bore ID Pipe Weld Head
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Model 73 - Small-Bore ID Pipe Weld Head - 1

The widest range of orbital welding equipment in the world The Model 73 weld head is designed to make butt weld, cladding and weld overlay repairs by remote control on the inside diameters (ID) of piping and specialized valve systems. The Model 73 is a smaller version of the industry standard Model 43 weld head. It is a rugged, field-proven weld head for use in small diameter pipe and other limited radial clearance applications. The standard weld head is equipped with an AVC (Arc Voltage Control), Torch Oscillation (weaving), onboard Wire Feeder, and Travel for use in small diameters. The weld head can also be equipped with a remote arc viewing system and remote controlled wire manipulator (wire up/down and in/out) that allow adjustment of the filler wire to electrode relationship. Wire Feed Speed Rotation Speed Remote Torch Tilt Tungsten Size Filler Wire Wire Spool Water-cooled 250 A DC 100% Duty Cycle Torch Cross-Seam Steering Range 40 lbs. (less cables) (18 kg) including remote vision system

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Model 73 - Small-Bore ID Pipe Weld Head - 2

STANDARD FEATURES Small-bore ID weld head with 250 A GTAW torch. Servo-controlled rotation. Servo-controlled AVC. Servo-controlled synchronized wire feed. Servo-controlled torch oscillation and dwell. Electronically controlled torch steering. Built-in wire-feeder and wire spool holder. Water-cooled body for use in pre-heated pipes. OPTIONAL HARDWARE 1” AVC stroke (25 mm) to allow use in 5.160” (131 mm) ID. 2” AVC stroke (50 mm) to allow use in 5.66” (144 mm) or larger ID. Large selection of torches for limited reach welding ID as small as 1.125” (29 mm) available. Remote torches with...

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