ERW pipes means Electric Resistance Welded Pipes. ERW steel pipes and tubes are used for various engineering purposes, in pipelines transmitting water, gas, and oil, fencing, scaffolding, etc. Our ERW steel pipes and tube are available in wall thicknesses and diameters.We are among the leading manufacturers and suppliers of ERW 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
API 5L Line Pipe
API 5CT Steel tubes for use in transportation of oil; gas & Petroleum products?
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
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 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
Size:
Outer Diameter: 18mm-610mm (1/16"-24")
Wall Thickness: 1.24mm-25mm
End: Plain or beveled ends.
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)
