LSAW steel pipe and pipe line
LSAW steel pipe is used in many applications such as Pipe Piling, Fabrication, Utility & Oil, Sign Poles, Offshore Drilling and Production, Road Casing, Road Boring, Culverts and liquid transmission.
Process:
LSAW (Longitudinal Submerge-arc Welded) (UOE)、JCO(JCOE)
DSAW (Double Submerged arc welded)
Quality Standard:
LSAW steel pipe, DSAW steel pipe:
GB/T9711 Petroleum and natural gas industries--Steel pipe for pipelines
IS: 3589 Steel tubes for water and sewage
BS: 1387 Steel Tubes for use for Water, Gas, Air and Steam
ASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
EN10217 Welded steel tubes for pressure purposes. Technical delivery conditions. Non-alloy steel tubes with specified room temperature properties
API 5L Line Pipe
Coating Standard:
ANSI/AWWA C104/A21.4 American National Standard for Cement-Mortar Lining for Ductile-Iron Pipe and Fittings for Water
DIN 30670 Polyethylen coatings of steel pipes and fittings
Steel Grade:
S185, S235,S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, St12, St13, St14, St33, St37, St44, ST52
ASTM A 53: Gr. A, Gr B, Gr C
API 5L: A, B, X42, X46, X52, X56, X60, X65 X70
GB/T9711: L175, L210, L245, L290, L320, L360, L290, L320, L360, L390, L415, L450, L485, L555
Size:
LSAW steel pipe, DSAW:
Outer Diameter: 219mm-2820mm
Wall Thickness: 5.0mm-70mm
Length: 6mtr-18mtr
End: Plain end,beveled,
Surface: Hot dip galvanized,Black Varnish coating
Packing: Loose