The TIW Safety Valve
can be used as a dill pipe safety valve or Lower Kelly Valve. The TIW safety valve can stop mud loss when the kelly is disconnected from the drill string. TIW (Kelly) Valves are manufactured from AISI 4140/4145 alloy steel and can be trimmed to standard or H2S. The TIW (kelly) Valves can be provided as one or two piece construction.
When ordering, please specify:
- Upper or Lower, Tool OD, Working Pressure: 5,000 / 10,000 / 15,000 PSI
- One piece or two piece construction, Tool connection size (ex. EUE, CS, PH-6 or API)
- Standard or H2S Trim, Bore, Pressed or cast steel thread protectors