... Speed: 0~90m/min Tube Mill, Steel Pipe Production Line, Pipe Mill1. To make steel pipe O.D. from ... Wall thickness from 0.3 to 12mm. The complete line include the following device:1. Double side Uncoiler2. Hoop ... . Main Machine: 3.1. Forming Machine 3.2. Roller System of Forming 3.3. Seam Guide 3.4. ... High Frequency Induction Welding Machine 3.5. Roller System for Moving 3.6. Burr Removing Frame ( ...