LSAW Steel Pipe Size:
LSAW (Longitudinal Submerge-arc Welded) UO(UOE)、RB(RBE)、JCO(JCOE)
DSAW (Double Submerged arc welded)
Outer Diameter: 219mm-1820mm(219mm,813mm,660mm,325mm,508mm)
Wall Thickness: 5.0mm-70mm
End:square ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled
China Zhonghai Steel Pipe Manufacturing Corporation are in compliance with GB, API, ASTM, ISO, BS, JIS, DIN and DNV Standards.The products can be widely used for long-distance oil and gas pipeline, urban network, offshore pipeline, chemical transmission pipeline, as well as for construction and structure purposes.
LSAW Steel Pipe Quality Standard:
IS: 3589 Steel pipe for water and sewage
IS : 1978-1982:Steel tubes for use in transportation of oil; gas and Petroleum products
BS: 1387 Steel Tubes for use for Water, Gas, Air and Steam
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.
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:Two tags on each bundle,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
Third party inspection:SGS, BV, Lloyds etc.
Stainless Steel Tube