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Subsea Choke Valves

Choke Valve Solutions for Demanding Service Types

Master Flo’s subsea choke valves and actuation systems are globally trusted for reducing costs and enhancing production throughout the lifespan of offshore fields.

Subsea Choke

Flow Trim

Subsea Choke Valve Technology

Master Flo’s subsea chokes incorporate advanced cage and external sleeve technology, designed for efficiency and longevity. The internal cage, optimized with strategically sized ports, manages the control range effectively. Paired with an external sleeve, it enhances shut-off reliability and extends the valve’s service life. This design ensures robust performance with minimal wear, ideal for demanding environments. 

Subsea Choke Valves

Standard
Connections:

2″ to 11”

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

Depth: 10,000′ / 3,000 M

Standard
Connections:

2″ to 7″

Max Pressure
5,000 PSIG / 34,000 KPA to 10,000 PSIG / 69,000 KPA

Depth: 10,000′ / 3,000 M

Standard
Connections:

2″ to 7″

Max Pressure
5,000 PSIG / 34,000 KPA to 15,000 PSIG / 103,000 KPA

Depth: 10,000′ / 3,000 M

Subsea Actuation

The SL model hydraulic rotary stepping actuator, designed for Master Flo’s subsea chokes, combines lightweight construction with robust power and compact design. It features a precise dual ratchet-pawl system operated by hydraulic cylinders, allowing for exact 36-degree rotations per cycle. Renowned for its reliability and precision, the SL actuator offers both top- and side-drive ROV overrides, a visual position indicator, and the option for an LVDT position transmitter, ensuring precise and reliable operation in subsea environments.

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