SSAW (Spiral Submerged-arc Welded)

 Size range:
Outer Diameter: 219.1mm – 4064mm
Wall Thickness: 4mm - 25.4mm
Length: 6mtr-22mtr

Quality standard:
API 5L , ASTM A252 , BS EN10025, BS EN10219, DIN EN 10217, ASTM A53

BS534, BS 3601, DIN 1626, DIN 2460, TS1997, UNI 6363, AWWA C-200

Steel Grade:

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
ASTM A252: Gr.1 Gr.2 Gr.3

S185, S235, S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H

St12, St13, St14, St33, St37, St44, ST52 

Usage: low pressure liquid delivery, such as water, oil, gas. structure pipe, piling pipe

If you work within building construction, offshore / marine construction or bridge construction alongside contractors performing pile driving, please contact us for your pile supply 

Outside coating:

Anti-rust oil, black painting.

Epoxy Coating according to AWWA C-210

Bitumen Coating according to DIN30672, BS534

Coal- Tar Enamel Coating according to AWWA C-203

3 Layer polyethylene Coating according to DIN30670

3 Layer Polypropylene Coating according to DIN30678    

Inside lining:        

Epoxy lining according to AWWA C-210         
Bitumen Lining according to DIN30673, BS534         
Coal-Tar Enamel Lining according to AWWA C-203         
Cement Mortar Lining according to AWWA C-205, BS534        

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. As customer’s request.     

Test:

Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties ( 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.