gb t 9711 l390 natural gas pipe

ERW Steel Tube,GB/T9711,Q235,Q345,Carbon Steel Pipe

Jun 11,2021·ERW,Tubular,Pile manufacturer / supplier in China,offering ERW Steel Tube,GB/T9711,Q235,Q345,Carbon Steel Pipe for Petroleum and Natural Gas Project,Od 108mm,API 5L / ASTM A53 Gr.B Carbon Steel Mild Steel ERW Steel Pipe,(Super) Duplex Stainless Steel Pipe Seamless Tube for Sugar Mill Heat Exchanger and so on.GB/T 9711 LSAW steel pipeGB/T 9711 LSAW steel pipe.Process LSAW SSAW Spiral Submerged-arc Welded.Quality Standard GB/T3091 Welded steel pipe for low pressure liquid delivery.GB/T9711 Petroleum and natural gas industriesSteel pipe for pipelines.IS 3589 Steel tubes for water and sewage.IS 1978-1982:Steel tubes for use in transportation of oil; gasPrice Range $556

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