LSAW steel pipe (LASW steel tube) or Longitudinal Submerged-arc Welded steel pipes are used for the transmitting of water, natural gas, or petroleum. Our LSAW steel pipes are available in wall thicknesses and diameters. We are among the leading manufacturers and suppliers of LSAW pipes and tubes in China, welcomed by customers in many countries of the world.
Quality Standard:
ASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
ASTM A252 WELDEDAND SEAMLESS STEEL PIPE PILES
API 5L LSAW Line Pipe
BS: 1387 Steel Tubes for use for Water, Gas, Air and Steam
DIN 2458 WELDED STEEL PIPES AND TUBES
EN10217 Welded steel tubes for pressure purposes. Technical delivery conditions. Non-alloy steel tubes with specified room temperature properties
SAW SSAW:
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
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 Polyethylen coatings of steel pipes and fittings
Steel Grade:
BS:1387, EN10217: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, Gr.D
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
GB/T3091, SY/T5037, SY/T 5040,CJ/T 3022:Q195, Q215, Q235, Q275, Q295, Q345, 08F, 08, 08AL, 08F, 10F, 10, HG5, DF08 SPHC, M8
Size:
LSAW, DSAW:
Outer Diameter: 18mm-1500mm
Wall Thickness:2mm-50mm
End: Plain or 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)
