| Design | Advantage | |
|---|---|---|
| API/BTC interchangeable | ➡ | •Cost savings as compared with premium joints •Utilize exiting BTC accessories |
| Pin-to-pin nose abutment | ➡ | •High over-torque resistance •Enhanced leak resistance •Enhanced fatigue strength |
| Low hoop stress with optimized thread interference | ➡ | •Helps prevent split coupling |
| Proper make up torque and position control on mill and field ends | ➡ | •Liquid & gas sealability testing |
| Modified “draft” API 5TR5SF testing | ➡ | •Includes fatigue testing |
| Standard usage of metal-free dope | ➡ | •Environmentally friendly |
