Spiral steel pipe itself has no life limit, and the service life is mainly related to the operating environment and production process. Spiral steel pipe operating environment is relatively poor In order to extend the service life, the oute.
1.OD: 219.1mm - 3500mm
2.Wall Thickness: 4 mm - 25.4mm
4.Standard:API 5L, API 5CT, ASTM 53, EN10217
SSAW (Spiral Submerged-arc Welded,Helical Steel Pipe).
Outer Diameter: 219.1mm - 3500mm
Wall Thickness: 4 mm - 25.4mm
Standard:API 5L, API 5CT, ASTM A252, ASTM 53, EN10217, EN10219, BS, JIS, IS
API 5L: GR A, GR B, X42,X46, X56, X60,X65,X70
ASTM A252 GR 1, GR 2, GR 3
ASTM A53: GR A, GR B, GR C, GR D
BS 4360: Grade 43, Grade 50
EN: S275, S275JR, S355JRH, S355J2H
low pressure liquid delivery, such as water, oil, gas.
structural pipe, piling pipe
Plain end, beveled end, threaded and coupled
Anti-rust oil, black painting.
Epoxy Coating according to AWWA C-210
Bitumen Coating according to DIN30672, BS534
Coal- Tar Enamel Coating according to AWWA C-203
3 Layer polyethylene Coating according to DIN30670
3 Layer Polypropylene Coating according to DIN30678
Epoxy lining according to AWWA C-210
Bitumen Lining according to DIN30673, BS534
Coal-Tar Enamel Lining according to AWWA C-203
Cement Mortar Lining according to AWWA C-205, BS534
Plastic caps on both ends. Bundle with steel strips. Seaworthy packing or as customer’s request.
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
Third party inspection: SGS, BV.