Welded Steel Pipe Grade:
EN10217: S235,S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, St37, St44, ST52
ASTM A 53: Gr. A, Gr B, Gr C, Gr.D
API 5L: A, B, X42, X46, X52, X56, X60
GB/T9711: L175, L210, L245, L290, L320, L360, L290, L320, L360, L390, L415, L450, L485, L555
ASTM A53 Welded Steel Pipe Size:
End: 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)
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, Blow Test,Impact Test),Exterior Size Inspection,Hydrostatic Test, X-ray Test.
Mill Test Certificate:EN 10204/3.1B,ASTM A53 Welded Steel Pipe
Third party inspection:SGS,BV,Lloyds etc.