Technical Flow:
Uncoiling - Flattening-Shearing&butt welding-Strip Accumulating-Forming-High-frequency induction welding-Bead and burr removing-Zinc patching -Cooling-Sizing Inside Removing-UltrasonicTesting-Cutting-Checking &Collecting-Binding-Weighing-Marking-Accessing Warehouse

Specifications
1.Product Specifications
I. Round pipe diameter range: 60-140mm      
    wall thickness :2mm-5.0mm
 II. Square and rectangle tube : 50*50mm-130*130mm  
     wall thickness range 1.5-4.0mm
  III .Tube and pipe length: 6--12m
 2. Material Specifications:
(1)  Low carbon steel and low alloy steel: δb≤500Mpa 
                      δs≤235Mpa
    Strip width: 190 - 520 mm
    strip thickness: 1.5-5.0mm
(2) strip coil:        inner diameter: Φ480-600mm
     outer diameter: 900-1300mm
Coil weight max  : 4t
3  Line specification
   production speed:0-60m/min
   Line Power : 1100kW
   line  size: 60,000x7,400mm