1. Standards: API SPEC 5CT

2. Materials: H40, J55, N80, C75, L80, C90, C95, P110, Q125, DZ40, DZ55, DZ753, etc.

3. OD: 73.0~339.7mm

4. Wall Thickness: 5.49~13.84, or according to customer's special request.

5. Length: 8~12m or as customer's request.

6. Package: Bundled, wooden case or container; special according to customer's request.

7. Delivery: Normally according to the order quantity or upon negotiation.

8. Payment terms: L/ C, T/ T.