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 ProceduresCoil 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:
Coil Outer Diameter: Ø1350mm~Ø2000mm
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 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
- 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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