Size: Out diameter:21mm-610mm; Wall thickness:2mm-16mm

Application: Civil engineering, bridge engineering, water engineering

Ends: Plain end/Beveled, protected by plastic caps on both ends, grooved, threaded and coupling, etc.

Surface: Fusion bond Epoxy coating, Coal Tar Epoxy, 3PE, Vanish Coating, Bitumen Coating, Black Oil coating as per customer’s requirement

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.

Grade: S235JRH, S275JOH, S275J2H, S355JOH, S355J2H, S355K2H