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erw spiral welded steel pipe/straight welded-pipe/electric welded pipe/SSAW YOUFA

erw spiral welded steel pipe/straight welded-pipe/electric welded pipe/SSAW YOUFA

erw spiral welded steel pipe/straight welded-pipe/electric welded pipe/SSAW   YOUFA
erw spiral welded steel pipe/straight welded-pipe/electric welded pipe/SSAW   YOUFAerw spiral welded steel pipe/straight welded-pipe/electric welded pipe/SSAW   YOUFA
CategoriesSpiral Steel Pipe
AlbumView larger image
ProcessSAW
Materialcarbon steel
Diameter tolerance1%
Thickness tolerance12.5%
Length tolerance15mm
Pipe endbevel
Surfacebare/lacquer/galvanize
Update Time2018-10-17
Detail Information
Spiral Steel Pipe / SSAW

SSAW Pipe: Spiral welded pipe used for the oil and gas transmission and pipe pile etc.

Standard: GB/T 9711 , SY/T 5037 , SY/T5040,API 5L 

 

 Steel Grade: 

GB/T 9711: L175,L210,L245,L290,L320,L360,L390,L415,L450,L485,L555 SY/T 5037
SY/T5040: Q235B,Q345B

API 5L: A, B, X42, X46, X52, X56, X60, X65 X70

 

 Coating Standard: ANSI/AWWA C104/A21.4 American National Standard for Cement-Mortar Lining for Ductile-Iron Pipe and Fittings for Water ISO 21809 Petroleum and natural gas industries -- External coatings for buried or submerged pipelines used in pipeline transportation systems DIN 30670 Polyethylene coatings of steel pipes and fittings

 

End: square ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled,

 

Surface: Lightly oiled, Hot dip galvanized, Electro galvanized, Black, Bare, Varnish coating/Anti rust oil, Protective Coatings (Coal Tar Epoxy,? Fusion Bond Epoxy, 3-layers PE)

 

Packing: Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips, Plastic caps.

 

 Test:: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, X-ray Test.










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