Petrobras Homologation
The Master Flo P4-10K Bolted Bonnet Subsea Choke Valve is the first choke valve in the world to pass the demanding Petrobras Homologation
Maximum Pressure: 10,000 psi (69,000 kPa)
Temperature Range: 32°F to 180°F (0°C to 82°C)
Depth Rating: 8,200 feet (2,500 meters)
Back Pressure: 3,630 psi (25,000 kPa)
1,000 cycles including:
- 160 ambient cycles
- 220 hot cycles
- 20 cold cycles
- 400 hyperbaric cycles
- 200 pressure pulses
Zero leakage acceptance criteria
Cv/FL testing
Internal jamming test
Hydraulic and torque signatures
Cv Testing
Hyperbaric Testing
Internal Jamming Test
FL Testing
Temperature Testing