Perar s.p.a
Model PSL3-PSL4 -Subsea Top Entry Ball Valves
FromPerar s.p.a
Subsea top entry ball valves are designed according to API6DSS, API6A, API17D with the addition of customer requirements when present. The valves do not rely on lubricant or grease to assist sealing between the ball and seat. Metal-to-metal sealing is used between the ball and seat and non-elastomeric seal are provided between the seat and body. Metal-to-metal sealing is also provided between body-to-bonnet and stem-to-body (optional).The Subsea ball valves are actuated by Perar hydraulic actuator or gearbox as requested.
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BASIC CHARACTERISTICS
- API6DSS, API6A, API17D design as requested
- Bi-directional sealing
- Spring loaded metal-to-metal seats (tungsten carbide coating 0,2 mm – 0,4 mm thickness)
- Anti-blow out design stem
- Non-elastomeric seals to avoid the risk of gradual degradation of the seals over their life
- Full metal-to-metal sealing at body-bonnet and valve stem
- Forged material to comply with API6A PSL3
- Valve actuation with dedicated hydraulic actuator and ROV operable Gearbox (fixed or retrievable)
Model: Forged Body (PSL3-PSL4)
- Pressure Classes: 3000 psi /900-1500 lbs
- Size: 1/2” to 36”
- Pressure Classes: 5000 psi / 2500 lbs
- Size: 1/2” to 30”
- Pressure Classes: 7500 psi
- Size: 1/2” to 22”
- Pressure Classes: 10000 psi
- Size: 1/2” to 9”
- Pressure Classes: 15000 psi
- Size: 1/2” to 9”