Carbon steel pipe LSAW steel tubes

ISO certificated Manufacture 

Tianjin Xinyue Steel based in Tianjin Daqiuzhuang Industrial area mainly manufactures SSAW (Spiral Submerged Arc Welded) Steel Pipes, ERW (Electric Resistance Welded) Steel Pipes, and Galvanized Steel Pipes with 600,000 tons annual production capability. Seamless (SMLS) Steel Pipes and LSAW (Longitudinal Submerged Arc Welded) Steel Pipes are also supplied to the international market.
Being ensured by strict quality control system, our products possess high qualities and have been widely applied in gas, water and oil transport, construction and structural piling, oil refinery industries as well as offshore project works internationally.
Xinyue Steel has reached its business to Brazil, Iran, Israel, Malaysia, Mexico, Spain, Thailand, U.A.E., USA, etc.
Xinyue Steel aims for continuous growth and further worldwide development by optimizing its products and services.

LSAW steel pipe
LSAW steel pipeis used in many applications such as Pipe Piling, Fabrication, Utility & Oil, Sign Poles, Offshore Drilling and Production, Road Casing, Road Boring, Culverts and many more construction uses.

Process:
LSAW (Longitudinal Submerge-arc Welded) UO(UOE),RB(RBE),JCO(JCOE)
DSAW (Double Submerged arc welded)

Quality Standard:
LSAW steel pipe, DSAW steel pipe:
GB/T3091 Welded steel pipe for low pressure liquid delivery
GB/T9711 Petroleum and natural gas industries--Steel pipe for pipelines
IS: 3589 Steel tubes for water and sewage
IS : 1978-1982:Steel tubes for use in transportation of oil; gas & 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. Non-alloy steel tubes with specified room temperature properties
API 5L Line Pipe
ASTM A252 WELDEDAND SEAMLESS STEEL PIPE PILES
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

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, 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
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

Size:
LSAW steel pipe, DSAW: 
Outer Diameter: 219mm-1820mm
Wall Thickness: 5.0mm-50mm
Length: 6mtr-18mtr

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)

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
Third party inspection:SGS, BV, Lloyds etc.