Technical data

Uhrhan & Schwill multiple-arc internal welding systems are available in the most diverse designs.

• Number of electrodes:
• 2 to 4
• Power sources:
   
• DC: power range: 150 – 2000 A
  AC: power range: 200 – 1500 A
• Pipe diameter:
• 406,4 mm to 2540,0 mm*
• Pipe wall thicknesses:
• 6 mm to 100 mm
• Pipe length:
• max. 24 m
• Steel quality:
• X52 – X80 (X100)

* Restrictions for minimum pipe diameters in dependence on wall thickness, pipe length and technology