Bolted Bonnet Subsea Choke Valves

Subsea Choke Valves

Dependable Subsea Choke Valves for Your Flow Control Needs

Master Flo’s bolted bonnet subsea choke valves are engineered for reliability and ease of maintenance. These valves are specifically designed for modular-retrieval systems, ensuring efficient and cost-effective operation. With versatile right-angle, inline, or custom piping configurations, our bolted bonnet subsea choke valves are tailored to meet your exact specifications.

Key Features:

Maintenance-Free Design: Our bolted bonnet subsea choke valves are built to last without the need for frequent maintenance, reducing downtime and operational costs.
Versatile Configurations: Choose from a range of offerings including side drive override, top drive override or custom designs (with or without ROV receptacles) to ensure seamless integration into your subsea flow management system.
Extensive Size Range: We offer sizes suitable for end connections of up to 11 inches, with an impressive Cv rating of 1,700 and the ability to handle pressures of up to 20,000 psig (137,895 kPa).

Master Flo’s bolted bonnet subsea choke valves are a dependable choice for subsea applications, providing superior performance and reliability. Explore our range to discover the perfect solution for your subsea flow control needs.

Valve Type

Right angle, and custom configurations available

Max. Pressures

5,000 PSIG / 34,000 KPA to 20,000 PSIG / 137,895 KPA

Depth

10,000 feet / 3,000 m

Standard Connections

2″ to 11″

Standard Trim

Ported cage with external sleeve.

Bolted Bonnet Subsea Choke Valves Variations

P2

End connections: 2″ and 3″
Maximum Pressure: 10,000 PSIG
Nominal Capacity (Cv): 21
Optional Cv: 27
Nominal Steps (full close to full open): 110

P25

End connections: 2″, 3″ and 4″
Maximum Pressure: 15,000 PSIG
Nominal Capacity (Cv): 36
Optional Cv: 45
Nominal Steps (full close to full open): 90

P3

End connections: 3″ and 4″
Maximum Pressure: 10,000 PSIG
Nominal Capacity (Cv): 61
Optional Cv: 83
Nominal Steps (full close to full open): 170

P35

End connections: 4″ and 5″
Maximum Pressure: 15,000 PSIG
Nominal Capacity (Cv): 92
Optional Cv: 129
Nominal Steps (full close to full open): 160

P4

End connections: 4″, 5″ and 7″
Maximum Pressure: 15,000 PSIG
Nominal Capacity (Cv): 162
Optional Cv: 205
Nominal Steps (full close to full open): 200

P5

End connections: 5″ and 7″
Maximum Pressure: 10,000 PSIG
Nominal Capacity (Cv): 250
Optional Cv: 300
Nominal Steps (full close to full open): 226

P6

End connections: 5″, 7″ and 9″
Maximum Pressure: 10,000 PSIG
Nominal Capacity (Cv): 335
Optional Cv: 400
Nominal Steps (full close to full open): 270

P8

End connections: 7″, 9″ and 11″
Maximum Pressure: 10,000 PSIG
Nominal Capacity (Cv): 700
Nominal Steps (full close to full open): 445

P10

End connections: 9″ and 11″
Maximum Pressure: 7,500 PSIG
Nominal Capacity (Cv): 1,200
Nominal Steps (full close to full open): 445

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