Size of ERW STEEL PIPES:
ERW, HFI, EFW:
Outer Diameter: 6mm-610mm (1/16"-24")
Wall Thickness: 0.3mm-22mm
Process of ERW STEEL PIPES:
ERW (Electric Resistance Welded)
HFI (High Frequency Induction)
EFW(ELECTRIC FUSION WELDED)
Main Steel Grade of ERW STEEL PIPES:
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
Ends of ERW STEEL PIPES: square ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled,
Surface Treatment of ERW STEEL PIPES: 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 of ERW STEEL PIPES: 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 of ERW STEEL PIPES: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydro-static Test, X-ray Test.
Known as one of the professional manufacturers and suppliers of quality steel products, Petrol Steel Co.,Ltd is always at your service. Should you are interested in our Electric Resistance Welded ERW STEEL PIPES, you can check the mechanical properties, medical composition, hardness value and even the melting point with us first if you need. Now wholesale Electric Resistance Welded ERW STEEL PIPES in stock with our factory!