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)