1.High precision. 2.The welded pipe production line has passed CE ... :Uncoiler~ Shear and end welder(Prepared by customer)~ Accumulator~ Main machine( Forming, welding, cooling, sizing, straightening device)~ Computer cutting saw~ Run ... Speed of tube welding20-90M/min Power of major motor75kw High frequency power ZG32 Precise High Frequency Welded Steel Tube Making Machine