Spiral steel pipe machine is used to manufacture spiral seam welded pipe. It can produce different diameters steel pipes with same width steel strips, and also can produce same diameter steel pipes with different widths steel strips. The spiral pipe machine (spiral welded pipe machine) is mainly has the front swing type and the rear swing type. we will design the most suitable proposal according to your actual working situation.  GEIT GROUP can design and manufacture different specification of GEI400-GEI3000 from diameter of Φ219-Φ3220. other diameter requirement please contact us for further information.