Specification :

Casing steel pipe( seamless and)
Outside Diameter: 114mm ( 4inch) - 508mm ( 24inch)
Wall Thickness: 5mm-16mm
Grade: H40, J55, K55, L80, N801, N80Q, P110, C90, Q125, T95

SIZE NO. ( O.D x Wall Thickness) mm NO. ( O.D x Wall Thickness) mm
1 114.3× 5-8 8 244.48 × 7-15
2 127 × 5-13 9 273 × 7-15
3 139.7× 6-10.5 10 298.45× 8-12
4 168.3× 7-12 11 340 × 8-13
5 177.8× 5.8-12.6 12 406.4× 5-12
6 193.68× 7-16 13 473 × 11.05
7 219 × 6.7-14 14 508 × 11-16

1. Execute standard:
API 5L Specification for Line Pipe ,
API SPEC 5CT, Specification for Casing and Tube
GB/ T3087 Steel Pipe of Low and Middle Pressure Boiler
GB/ T8163 Steel Pipe of Fluid Transportation
GB/ T8162 Steel Pipe of Steel Structure
The pipes also can be produced according to customer' s requirements.
2. Used for:
Low and middle pressure fluid transportation pipeline,
Casing Tube, Boiler Pipe,
Petroleum and natural gas industry,
Chemistry industry,
Electric industry,
Drainage project,
City construction,
Low and middle pressure boiler pipeline , etc .
3. Material:
Q235-Q345, A25-X70 Hot rolled coiled steel.
The pipes also can be produced according to customer' s requirements.
4. Length:
8000-12000 mm or according to customer' s requirements.