ERW API Tube Mill, 325mm-720mm
ERW API Tube Mill, 325mm-720mm
ERW API Tube Mill, 325mm-720mm
ERW API Tube Mill, 325mm-720mm
ERW API Tube Mill, 325mm-720mm

ERW API Tube Mill, 325mm-720mm

Round, Square, Rectangular Tube

This is our ERW API tube mill with a maximum output of 150,000T products per year!

Production Procedures

Coil Loading → Uncoiling → Flattening/Leveling → Shearing & End Welding → Coil Accumulator → Forming → Welding → Inner & Outer Deburring → Annealing → Air & Water Cooling → Sizing & Straightening → Flying Saw Cutting → End Facing & Chamfering → Hydrostatic Testing → Ultrasonic Flaw Detection → Weighing & Measuring → Painting & Marking → Packaging → Warehouse Storage

Basic Technical Parameters
  • Raw Material Specifications

    Steel grade:
    Line pipe: A, B, X42, X46, X52, X56, X60, X65, X70, X80
    Petroleum casing pipe: H40, J55, K55, N80
    Structural pipe: Q215, Q235, Q345, 20#Coil Outer Diameter: Ø1350mm~Ø2000mm
    Coil Inner Diameter: Ø610~Ø762mm
    Coil Weight: Max. 35T
    Strip Width: 1020mm~2260mm
    Strip Thickness: 6mm~20mm

    • Finished Pipe Specifications
      Technical Standards: API 5L API 5CT GB/T 3091 JIS G3452 JIS G3444 JIS G3445 ASTM A513 EN 10219
      Pipe Outer Diameter: Ø325mm~Ø720mm
      Pipe Length: 6~20m
      Welding Speed: 10~25m/min
      • Annual Output: 300,000 tons/year
      • Total Installed Capacity: Approx. 4,800 kW
      Design Concepts
      • Improves serviceability and productivity
      • Increase stability of the product quality
      • Maximize output
      • Lower equipment cost
      • To satisfy small-batch production requirements of multiple products
      • To improve the environment and safety during operation















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