Spiral Welded Pipe GB/T9711 L245M OD1422MMX15.8MM Cement Mortar Lining

SSAW SPIRAL WELDED PIPES SSAW spiral welded pipe is made of hot rolled coiled steel by automatic submerged arc weld under normal atmospheric temperature. All the pipes are produced according to API Spec 5L standard and other standard. These pipes are mainly used in petroleum and natural gas...

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SSAW SPIRAL WELDED PIPES

SSAW spiral welded pipe is made of hot rolled coiled steel by automatic submerged arc weld under normal atmospheric temperature. All the pipes are produced according to API Spec 5L standard and other standard. These pipes are mainly used in petroleum and natural gas industry to transport flammable and non-flammable liquid and steel construction


Process:


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

Quality Standard:


GB/T9711 Petroleum and natural gas industries--Steel pipe for pipelines

SY/T5037 Spiral submerged arc-welded steel pipe for pipelines for low pressure field fluid service

SY/T 5040 Spiral submerged arc-welded steel pipe pilesIS: 3589 Steel tubes for water and sewage

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

ASTM A252 welded and seamless steel pipe piles.

API 5L Line Pipe


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
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

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

Size:


SAW SSAW:
Outer Diamter: 219.1mm - 3500mm 
Wall Thickness: 3.2 mm - 25mm
Length: 6mtr-22mtr

Pipe 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)Pipe Coating: HDPE/ 3PE/ 3PP/ Pipe cement mortar lining


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.


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