Specification :

ERW steel pipe ( welded steel pipe)
Outside Diameter: 114mm ( 4inch) --- 355mm ( 14inch)
Wall Thickness: 4mm---14mm

SIZE NO. ( O.D x Wall Thickness) mm NO. ( O.D x Wall Thickness) mm
Line Pipe AP I 5L Casing API 5CT
In addition to above specification, the pipes can be produced according to customer' s requirements.
1. Execute Standard
API SPEC 5L Specification for Line Pipe, both PSL1 and PSL2
API SPEC 5CT, Specification for Casing
GB/ T9711.1 Petroleum and natural gas industries Steel pipe for pipelines Technical delivery conditions.
2. Used for
1.Petroleum and natural gas industry
2.chemical industry,
3.electric industry,
4.flammable and non-flammable liquid transportation
5.steel construction, drainage project and city construction.
3. Material
Casing Grade: H40, J55, K55, N80
Q235, Q345, L175-L485, 16Mn, L290-L360 Gr A, B, A25, X42, X46, X52, X60, X65 X70, X80 or according to the customer' s requirements.
4. Length
R1, R2, R3or according to the customer' s requirements.