GB T 9711 1 Welded Steel Pipe

Source carbon steel welded pipes black painted/Q195/Q235 GB T 9711 1 Welded Steel Pipe

carbon steel welded pipes black painted/Q195/Q235/Q345 welded steel pipes, You can get more details about from mobile site on m.Seamless Steel Pipe|Carbon Steel Pipe|Welded Steel Pipe GB T 9711 1 Welded Steel Pipe 1 GB/T 13793 Steel Pipes with a Longitudinal Electric Resistance Weld 2 GB/T 14980 Major Diameter Welded Steel Pipes for Low Pressure liquid Service 3 GB/T 30063 Longitudinal Submerged Arc Welded Steel Tubes for Structural Purpose 4 GB/T 3091 Welded Steel Pipes for Low Pressure Liquid Delivery 5 GB/T 3092 Welded Steel Pipe for Low Pressure GB T 9711 1 Welded Steel Pipe

SSAW Steel Pipe

SY/T5037 Spiral submerged arc-welded steel pipe for pipelines for low pressure field fluid service. SY/T 5040 Spiral submerged arc-welded steel pipe piles. CJ/T 3022 Spiral submerged-arc welded steel pipe for municipal heat supply. IS 1978 Steel tubes for use in transportation of oil; gas & Petroleum products

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