Spiral pipe welding mill

arcautomaticonline

TYHI is the design and manufacture base of pipe welding equipment. Its production line includes intermittent and continuous whole mill unit, which can be made as one-step molding and two-step molding. The finishing mill unit can realize the layout of different processes according to API standard, finishing pipe end expansion, flattening and chamfering, hydraulic test and NDT. Spiral pipe welding equipment with one step forming and pre-finishing welding forming meeting API standard. Main parameters: Steel Grade：X80 Wall Thickness :25.4mm Pipe Diameter :219mm～2540mm Application Spiral pipe welding mills are mainly used to produce oil and natural gas pipelines. Features 01.The spiral pipe welding mill produced by the company is relatively flexible in operation and convenient to replace specifications. 02.Under the same conditions, the pressure tolerance of the welding seam of the spiral welded pipe is higher than that of the longitudinal welded pipe.