- Size range: 4‐1/2" to 20"
- Thread form is identical to API‐BTC (Buttress).
- Fully interchangeable with API‐BTC PIN and
- Coupling has torque stop shoulder.
- Internally flush to prevent turbulence flow.
- High Torque resistance
- "Shoulder" works as metal Seal under medium
- Suitable for Shale Play, Geothermal application
and High Torque application.
To view a PDF file, you need Adobe Reader.
If you don't have it, you can install it here.