
Casing N80Q
Casing by Strength Group
API 5CT
Casing N80Q is supplied to API 5CT. Available in N80Q. Size range: OD 4½″–20″ (114–508 mm); R2/R3. Typical application: Group 1 — medium depths, quenched & tempered (Q&T). Made to order with full mill certification (EN 10204 3.1) for oil & gas projects across Iran and the Gulf.
| Standard | API 5CT |
| Grades / classes | N80Q |
| Sizes / range | OD 4½″–20″ (114–508 mm); R2/R3 |
| Sub-category | Casing by Strength Group |
| Category | OCTG Casing |
| Application | Group 1 — medium depths, quenched & tempered (Q&T) |
Related standards