• Small-Bore Ball Valve
  • The small-bore ball valve is a critical component of subsea Christmas tree systems, primarily used to open and close control, testing, and chemical injection lines in subsea production systems. It can be operated either by a subsea Remotely Operated Vehicle (ROV) or via a hydraulic actuator. The valve requires only a 1/4 turn to switch between fully open and fully closed states, enabling rapid and efficient subsea operations.

Product Advantages/Product Highlights

  • Efficient and Quick Operation: Utilizes a rotary ball design, allowing full open-to-close operation within a quarter-turn.

  • ROV-Friendly Customized Handle: Features a tailored handle design for direct ROV operation, requiring low torque.

  • Robust Sealing Performance: The valve ball and seat are coated with tungsten carbide and finished with high-precision grinding to ensure reliable sealing..

  • Superior Corrosion Resistance: Constructed from super duplex steel/nickel-based alloy, offering exceptional resistance to corrosive subsea environments

Performance Parameters

Parameter Name Parameter Content
Bore 1/2”
Working pressure 10,000PSI
Temperature -29°C~121°C
Material FF-HH
Product specification level PSL3G
Product performance level PR2
Water depth 2,000m
Service life 30years
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