... Description: SSAW Pipe Mill/Spiral Welded Pipe Machine/SSAW Pipe Making Machine External Diameter: Max. Φ4500mm Steel grade ... cleaning unit (option), Main drive, Prebend unit, Forming machine, Internal welding unit, External welding unit, Online Ultrasonic ... Finished equipments: End facing and bevelling machine, Hydrotester and conveyors Options: X-ray tester, marking unit, oiling unit, weighing ...