1. Seamless oil tubing

2. Stadnard& steel grades: API 5CT J55, K55, N80-1/Q, L80, P110, etc.

3. Size range: OD: 33.4mm-114.3mm, W. T: 3.38mm-16mm

4. Manufacture process: hot rolled, cold-drawn

5. Delivery condition: Normalized, Quenchened+Tempered

6. End finish: Plain ends, short round thread, long round threads, Buttress thread, Extreme-line.

7. Coupling: available.

 Our advantage is prompt delivery and good quality.