Item | Description |
---|---|
Use | It is used to case the well that is being drilled. The casing sticks the drill strings and avoid unstable upper formation to collapse. |
Dimensions | OD: 4-1/2″ – 20″ |
Dimensions: | WT: 5-16 mm |
Dimensions: | Longitude: R2 (7.62 – 10.36 m); R3 (10.36 – 14.63 m) |
Standard | API 5CT: Grade: J55, K55, N80, N80Q, L80, C90, T95, P110, Q125 and 13Cr |
Connection types | BTC (Buttress Thread Coupling), LTC (Long Buttress Thread Coupling), STC (short Buttress Thread Coupling), premium connection. |
Protection caps | PLASTIC |