3m Flush Coupled Pipe Casing Tubes - PX SX UX ZX HX NX Series with 140mm OD and 5 TPI Threads
X series casing tubes feature flush coupled design with box threads at both ends and include pin-to-pin casing couplings. These couplings can be replaced when threads become worn or damaged and are available separately.
| Size | Tube O.D. A (mm) | Coupling I.D. B (mm) | Threads per Inch (TPI) |
|---|---|---|---|
| PX | 140 | 125 | 5 |
| HX | 114.5 | 100.1 | 5 |
| NX | 89 | 76.4 | 8 |
| BX | 73.1 | 60.4 | 8 |
| AX | 57.3 | 48.5 | 8 |
| Size | Tube O.D. A (mm) | Tube I.D. B (mm) | Threads per Inch (TPI) |
|---|---|---|---|
| SW | 168.5 | 154 | 5 |
| PW | 140 | 125 | 5 |
| HW | 114.3 | 101.6 | 5 |
| NW | 89 | 76.4 | 8 |
| BW | 73.1 | 60.4 | 8 |
| AW | 57.3 | 48.5 | 8 |
Flush jointed casing tubes feature thicker walls than flush coupled equivalents, providing a heavier drill string with enhanced durability. The increased wall thickness offers superior contact area at thread connections, preventing thread climbing under heavy torque conditions.
Standard effective lengths include 3.0m, 1.5m, 1.0m, and 0.5m configurations. Custom lengths can be manufactured upon request to meet specific project requirements.
All casing tubes feature right-hand threads as standard. Left-hand threads can be manufactured upon customer request for specialized applications.
- Casing plugs for secure sealing
- T.C. casing bits and shoes
- Casing drive shoes for installation
- Recovery and fishing equipment including recovery taps
ROSCHEN INC. | ROSCHEN GROUP LIMITED | ROSCHEN HOLDINGS LIMITED
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