Swm-325 steel pipe internal straight submerged arc welding machine
Model specification
Model swm-325; welding pipe diameter specification: Φ 325 + 2 δ - Φ 1620mm (δ refers to plate thickness); minimum inner diameter of steel pipe: Φ 325mm; wall thickness of steel pipe: 6-35mm; maximum length of welded steel pipe: 14m.
Equipment use
This automatic welding machine is mainly used in the production of straight seam welded steel pipe. The welding unit effectively solves the internal welding forming of straight seam steel pipe. It adopts high-efficiency submerged arc welding process and cooperates with the automatic tracking system of internal weld to provide reliable guarantee for the welding quality and meet the requirements of various weld inspection of steel pipe production. It is widely used in the power industry straight seam Welded pipe and other industries of straight welded pipe production.
welding technology
Submerged arc
Main technical parameters
Welding method: automatic submerged arc welding
Number of welding wires: single wire
Welding power supply: DC
Rated current: 1000A
Welding wire diameter: Φ 3.2mm-Φ 4.0mm
Welding speed: 0.4-1.5m/min (frequency control)
Adjustment amount of welding gun: 40mm (horizontal), 40mm (vertical)
 Trolley Speed: 0.4-5.0m/min (frequency control)
Input power: three-phase 380V / 50Hz
Power load: 50KVA (main engine) + 74kva (dc-1000)
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