TUBE OD RANGE: 0.75 – 3″ / 19 – 80 mm
COOLING SYSTEM: Water-cooled or air-cooled torch
FUNCTION: Orbital TIG welding by fusion/fusion + wire
SATO-80 Open Head Orbital Weld Head
The SATO-80 open head orbital weld head expands capability for medium diameter tubing from 0.75 to 3 inches. It is engineered for industries such as power generation, chemical processing, and food-grade piping where precision and repeatability are critical. The open head design allows for flexible welding configurations including fusion and fusion with wire.
Its robust construction combined with the liquid cooling model, enables reliable performance at up to 200 A duty cycle. The ergonomic handle and remote-control functionality enhance operator efficiency and control.
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| DESCRIPTION | SATO-80 | |
| Tube O/D range | 0.75 – 3″ / 19 – 80 mm | |
| SATO TECHNICAL FEATURES (LIQUID COOLED) | ||
| Description | SATO-80 | SATO-80 |
| Motor | STRAIGHT MOTOR | ANGLED MOTOR |
| Part No. | SATO-80E41 | SATO-80E42 |
| Diameter range | 0.75 – 3″ / 19 – 80 mm | 0.75 – 3″ / 19 – 80 mm |
| 100% duty cycle | 200 A | 200 A |
| Electrode diameter | 1/16″ or 3/32″ / 1.6 or 2.4 mm | 1/16″ or 3/32″ / 1.6 or 2.4 mm |
| Cooling system | Yes | Yes |
| Max operating temperature | 40 °C / 104 °F | 40 °C / 104 °F |
| Unit weight | 9.3 lbs / 4.2 kg | 9.3 lbs / 4.2 kg |
| SATO TECHNICAL FEATURES (AIR COOLED) | ||
| Description | SATO-80 | SATO-80 |
| Motor | STRAIGHT MOTOR | ANGLED MOTOR |
| Part No. | SATO-80E43 | SATO-80E44 |
| Diameter range | 0.75 – 3″ / 19 – 80 mm | 0.75 – 3″ / 19 – 80 mm |
| 100% duty cycle | 100 A | 100 A |
| Electrode diameter | 1/16″ or 3/32″ / 1.6 or 2.4 mm | 1/16″ or 3/32″ / 1.6 or 2.4 mm |
| Cooling system | No | No |
| Max operating temperature | 40 °C / 104 °F | 40 °C / 104 °F |
| Unit weight | 9.3 lbs / 4.2 kg | 9.3 lbs / 4.2 kg |
- Designed for orbital TIG welding on tube diameters from 19 to 80 mm
- Supports both fusion welding and welding with filler wire for process flexibility
- Available in liquid cooled (200 A) and air cooled (100 A) configurations
- Mechanical O/D tracking maintains constant arc distance without scratching the tube
- Mark-free roller system preserves surface finish on critical applications
- Dual-axis torch adjustment allows precise weld positioning and control
- Precise electrode alignment with starwheel adjustment for repeatable weld quality
- Quick, symmetrical lever clamping system reduces setup time and improves productivity
- Compact and ergonomic design for easy operation in tight or restricted spaces
- Remote control capability for start, stop, and electrode rotation functions
- Compatible with SAXX power source for reliable, high-performance operation


Precise axial alignment of the electrode thanks to the starwheel.

Versatile weld configuration with dual-axis torch adjustment.

Remote control for start/stop and electrode rotation.

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