711MM SSAW Welded Line Pipe

711MM SSAW Welded Line Pipe

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SSAW line pipe

Used for low pressure liquid delivery, such as water, gas, and oil.

Process:

SAW(SAWL,SAWH): Spiral Welded
SSAW: Spiral Submerged-arc Welded

Quality Standard:
GB/T3091 Welded steel pipe for low pressure liquid delivery
GB/T9711 Petroleum and natural gas industries--Steel pipe for pipelines
IS: 3589 Steel tubes for water and sewage
IS : 1978-1982:Steel tubes for use in transportation of oil; gas & Petroleum products
ASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
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
API 5L Line Pipe
SY/T5037 Spiral submerged arc-welded steel pipe for pipelines for low pressure field fluid service
IS : 1978 Steel tubes for use in transportation of oil; gas & Petroleum products

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
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


Size:
SAW SSAW welded pipe:
Outer Diamter: 219.1mm - 4064mm (8" - 160")
Wall Thickness: 4.5 mm - 25mm
Length: 6mtr-25mtr

End:
square ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled,

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)

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.

Related reading:
SSAW steel pipe
SSAW production process

 

 


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