used spiral pipe mill 3200×20×1550mm Specification: Name Unit Specification Plate width mm 700 - 1550 Thickness mm 6 - 20 Material Q235，Q345 Pipe O.D. mm Φ508 – Φ3200 Pipe length m 8 - 12 m Welding speed 0.5 – 2.0 m/min Forming type Three roll bending, out control roller sizing Machine type Front swing; stop during change coil Coil weight T Max. 30 tons Production capacity ≈100T/8hours Area ≈24m×50m
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