... 5L, API 5CT Description: ERW Pipe Production Line/ERW Pipe Mill/ERW Pipe Making MachineExternal diameter: Max.Φ508mm(20inch ... car, Decoiler, Peeler and straightener, Pinch and leveling Machine, End shear machine, Accumulator (Storage capacity: Max.200Tons), Planner (options), ... , internal and external burr removing unit, Polisher unit, Pipe (online) ultrasonic tester, IF annealing unit, Air coolant ...