Quality Standard:

ANSI/AWWA C104/A21.4 American National Standard for Cement-Mortar Lining for Ductile-Iron Pipe and Fittings for Water

API 5L Line Pipe

ASTM A252 WELDED AND SEAMLESS STEEL PIPE PILES

ASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

CJ/T 3022 Spiral submerged-arc welded steel pipe for municipal heat supply

DIN 2458 WELDED STEEL PIPES AND TUBES

DIN 30670 Polyethylen coatings of steel pipes and fittings

EN10217 Welded steel tubes for pressure purposes. Technical delivery conditions. Non-alloy steel tubes with specified room temperature properties

IS : 1978 Steel tubes for use in transportation of oil; gas & Petroleum products

Coating Standard:

ISO 21809 Petroleum and natural gas industries -- External coatings for buried or submerged pipelines used in pipeline transportation systems

SY/T5037 Spiral submerged arc-welded steel pipe for pipelines for low pressure field fluid service

SY/T 5040 Spiral submerged arc-welded steel pipe piles

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:

Outer Diameter: 219.1mm - 4064mm (8" - 160")

Wall Thickness: 3.2 mm - 40mm

End: plain or beveled