Cflex SS differs from Cflex RL/RPL primarily in that it features a new and improved permanent lock system that combines force and pressure to permanently close. It also features a higher pressure rating and is designed according to API 5-CT and NACE MR 01175.
The closing force and permanent lock force required are both lower than with Cflex RP/RPL.
Key features
- High torque capabilities
- All elastomers used are approved according to Norsok M-710 (RGD and aging)
- Temperature ratings are based on HNBR quality
- High differential opening capabilities
Key benefits
- Cflex suits all types of premium casing threads
- An unlimited number can be installed in the same liner or casing
- Use one running tool for the whole operation
- No drill out is required
- Special sizes, materials and ratings may be available on customer request