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ERW HEW HFI Welded Line Pipes

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ERW HFW HFI Welded Steel Pipe

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  • ERW HFW HFI Welded Steel Pipe

Product Information

ERW HFW HFI Welded Steel Pipe

 Application:

ERW/HFW/HFI Welded Steel Pipe Used for construction of long distance pipelines for combustible liquids and gases, nuclear station pipelines, heating system pipelines, general-purpose pipelines, vessels manufacturing, mechanical engineering and instrumental engineering.

Quality Standard:

EN10217 Welded steel tubes for pressure purposes.

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

ASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

DIN 2458 WELDED STEEL PIPES AND TUBES

API 5L Specification for Line Pipe

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:
ASTM A 53: Gr. A, Gr B, Gr C, Gr.D
API 5L: A, B, X42, X46, X52, X56, X60, X65, X70, X80, X100

Sizes Range:

Outer Diameter: 6mm-660mm (1/16″-26″)

Wall Thickness: 0.3mm-22mm

Length: 6mtr-20mtr

End:

square ends (straight cut, saw cut, and torch cut);

beveled for welding (All line piping is square cut to the tolerance specified and bevelled to ANSI B16.25. An angle of 30º (-0º, +5º) and a landing of 1,6 mm, ±0,8 mm is applied. Schedule 160 material is supplied without bevelling.)

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)

Packing: 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: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Hardness Test, Blow Test, Impact Test, etc.), Exterior Size Inspection, Hydrostatic Test (The standard pressure is limited to 20,7 MPa (3000 psi)), X-ray Test.

Mill Test Certificate: EN 10204/3.1B
Third party inspection: SGS, BV, Lloyds, etc.

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