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GB/T 9711.1-2011 Spiral Steel Pipe for Oil and Natural Gas Transportation

Mark & model: Diameter: 219mm~3620mm; WT: 5mm~26mm; Material: L245-L555

product details

Mark & model: Diameter: 219mm~3620mm; WT: 5mm~26mm; Material: L245-L555; (National Standard, also called Petroleum and natural gas industries-Steel pipe for pipelines-Technical delivery conditions-Part 1. Pipes of requirements class A); Used for the transportation of gas, water and oil in petroleum and natural gas industries.

Origin: Asia and Pacific Area ; China

Quality standard: International

Submit date: 2013-06-20

H.S.Classification: Metal Articles ; Articles of Iron or Steel ; 7305 Tubes & pipes nesoi, external diameter > 406.4mm, of iron or steel


SSAW DSAW Spiral Welded Steel Pipes


Production Technology: ;

1) SSAW Spirally Submerged-Arc Welded Steel pipes

2) DSAW Double Submerged-Arc Welded Steel Pipes


Outside Diameter: 219mm~3620mm

Wall Thickness: 5mm~26mm

Length: 2m~12m


Standard: API 5LGr.B,API 5L PSL 1 PSL 2 ; X42,X46,X52,X60,X65,X70,X80 ,ASTM A252 Gr.2,Gr.3,ASTM A53 Gr.BSY/T 5037-2000; SY/T5040-2000; ;

GB/T3091-2008: Q235B,Q345B,20#,16Mn;GB/T9711.1-1997; GB/T9711.2-1999: L245~L555;EN10217-1,EN10219-1,EN10224 L235,L275,L355;EN10025 etc.


Material: API 5L GR B,Q235,Q345,L245,L290,L360,16Mn,X42,X46,X52,X60,X65, X70,X80,0Cr13,1Cr17,1Cr18Ni9,S235JR,S235JO,S235J2,S275JR,S355JR, S355JO,S355J2,S355K2; DIN 1629 ST37,ST42,ST52 etc.

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