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