Product: Flange end spiral steel pipe
Technology: Double side submerged arc welding(SAW)
Flange welding: Automatic submerged arc welding, flaw detection
Standard: ISO3183, API 5L(PSL1/PSL2), GB/T 9711.1/.2
Grade: Gr.B/L245-L485/X70
Size: 6-120" or O.D. 168.3-3048MM
W.T.: 6-30MM
Usage: For underground petroleum and natural gas transportation pipe, slurry and bittern pipeline, as well as chemical and electrical project.
Flanged spiral pipe