... Appropriate sizeRectangular tubeΦ40~Φ114 And Appropriate sizeRectangular tubeWelded steel pipe wall thickness(mm)0.5~2.50.6~3. ... steel forming, high-frequency welding, to outer burr, cooling, pipe sizing, pipe straightening, cutting, cutting Equipment List1. Double side uncoiler 2. Hoop ... 3.10 Speed Testing Wheel 3.11 Turk Head4. Flying Saw Controlled by Computer 5. Run Out Table 6. Electric Controlled ...