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HOME > Products > Welded steel pipes

Welded Rectangular steel pipes

Description:

Size:ERW (Electric Resistance Welded)EFW(ELECTRIC FUSION WELDED TUBE)Outer Diameter: 88.9mm-406mm (3"-16")Wall Thickness: 1.5mm-15mmLength: 0.5mtr-20mtrEnd:square ends (straight cut, saw cut, and torch cut). Quality Standard:ASTM A53 Standard Specification for Welded Pipe, Steel, Black and Hot-Dipped, ASTM A500 / ASME SA500 / Cold Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes(Round Pipe)IS: 3589 Steel tubes

Size:
ERW (Electric Resistance Welded)
EFW(ELECTRIC FUSION WELDED TUBE)
Outer Diameter: 88.9mm-406mm (3"-16")
Wall Thickness: 1.5mm-15mm
Length: 0.5mtr-20mtr
End:square ends (straight cut, saw cut, and torch cut).

 


Quality Standard:
ASTM A53 Standard Specification for Welded Pipe, Steel, Black and Hot-Dipped,
ASTM A500 / ASME SA500 / Cold Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes(Round Pipe)
IS: 3589 Steel tubes for water and sewage
IS : 1978-1982? 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
 Steel Grade:
BS:1387, EN10217:S185, S235,S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, St12, St13, St14, St33, St37, St44, ST52
ASTM A 53/A500: Gr. A, Gr B, Gr C, Gr.D

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


Surface: Lightly oiled, Hot dip galvanized, Electro galvanized, Black, Bare, Varnish coating/Anti rust oil, Protective Coatings
Packing:Plastic plugs in both ends, Hexagonal bundles of max. 3,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips, Plastic caps.
Test:Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, X-ray Test.
Mill Test Certificate:EN 10204/3.1B
Third party inspection:SGS, BV, Lloyds etc.

Usage: Used for building structure,bridge,shipbuilding.