Product: Spiral SAW pipelines
Technology: Double side submerged arc welding(SAW)
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.
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