This production mill – LSAW mill are mainly used for manufacturing large diameter longitudinal seam submerged arc welding pipes, whose forming method is JCOE or CFOE forming method. The pipes are widely used in the industry of oil, gas, water, heat supply, coal, mine slurry, paper making and architecture etc.

Specification

Tube Diameter: 219mm to 1625mm
Strip Thickness: 6mm to 50mm
Contral: Automatic

Processing

UT testing--Edge milling—crimping press—pipe forming press—tack-welding—Pipe inside welding—outside welding—welding seam UT testing—X-ray testing—pipe mechanical expander—pipe end flaming cutter—hydro tester—welding seam bead grinding—UPAT testing---pipe end photography---X-ray testing for welded seam—straightner---calibrating---facing and chamfering---Magnetic tester---Antisepsis