- Standard: API SPEC 5L_API Standard
- Application: Used as oxygen, water, and oil delivery pipe in oil and natural gas industry.
- Grade: A, B, X42, X46, X52
- Size: (6 - 530) x (1 - 20) x (4, 000 - 13, 000)mm
- Our products are corrosion and high-temperature resistant
- The main standards are 304, 304L, 316, 316L, 321, 321H, 310S, 347H
- Standards: GB/T14975-2002, GB/T14976-2002, GB13296-91, GB9948-88, ASTM A312, ASTM A213, ASTM A269, ASTM A511
- Applications range: For use in the petroleum, smelting, foodstuff, power, Papermaking, chemical, medical equipment, aviation, boiler heat-exchanger andother fields It is our most confident product, which has been sold to many countries around the world, such as USA, Portugal, Bulgaria, Croatia, Azerbaijan, Australia, Middle East and so on
Spiral Submerged Arc Welding Pipe---These pipes mainly used in petroleum and natural gas industry to transport flammable and non-flammable liquid and steel construction, low-pressure gas pipeline, urban gas and water networks.
Specification:
O. D. 8inch - 100inch (219.1mm -2540mm)
- W. T. 5.0mm - 22.0mm - Grade: Upto X80, Q235-Q345 L175-L485 SS400 16Mn L290-L360
Spiral Submerged Arc Welding Pipe---These pipes mainly used in petroleum and natural gas industry to transport flammable and non-flammable liquid and steel construction, low-pressure gas pipeline, urban gas and water networks.
Specification:
-O. D. 8inch - 100inch (219.1mm -2540mm)
- W. T. 5.0mm - 22.0mm - Grade: Upto X80, Q235-Q345 L175-L485 SS400 16Mn L290-L360
. Specification and the core of specification. API 5CT: Switching to enterprise specification
- Chemical composition (%) C Si Mn P S Cr Ni Cu
0.15-0.22 ≤1.00 0.25-1.00 ≤0.02 ≤0.01 12-14 ≤0.5 ≤0.25
- Tolerance and diameter: O. D.: +1%/-0.5%, W. T. Tolerance: -12.5%, quantity tolerance: -6.5%/-3.5% Size of tube: Φ(nominal I. D. Of finish product: 3.18mm)*152mm length, Straightness: ≤2mm/m.
