Marine Steering Gear Valve | CSBF-G20 CSBF-G25-H | Manual Proportional Flow & Directional Valve
| Model Number | CBSF-20-H, CBSF-25-H |
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Product Description
CSBF Series Manual Proportional Flow & Directional Composite Valves for Marine Steering Gear
Product Overview: The CSBF Series is a precision control component specifically engineered for marine steering gear and hydraulic steering systems. This valve integrates dual functions: flow regulation and directional control, allowing operators to achieve smooth, stepless, and precise adjustment of rudder speed and angle via a manual lever. This category features core models: CSBF-G20 and CSBF-G25-H. Its unique composite design not only simplifies the piping layout of steering hydraulic systems but also significantly enhances “inching” performance. It is the essential hydraulic accessory for fishing boats, cargo ships, and engineering vessel steering systems.
Key Technical Advantages:
Precise Steering Control: Proportional characteristics ensure smooth rudder angle transitions, effectively eliminating hydraulic shocks caused by traditional on/off valves and protecting the steering mechanism.
Integrated Composite Function: Combines proportional speed control and directional switching in a single body, reducing fittings and potential leak points—ideal for tight marine engine room installations.
Contamination & Corrosion Resistance: Optimized for high-salinity marine environments; the valve body features reinforced surface treatment, and moving parts offer exceptional wear resistance.
Load-Sensing Stability: Features superior pressure compensation, maintaining stable flow to the rudder even when wave action causes severe load fluctuations.
Technical Spec Decoding:
CSBF: Manual Proportional Flow & Directional Composite Valve series.
G20 / G25: Nominal size (representing rated flow capacity).
H: Denotes high-pressure or specific marine engineering configuration.
Detailed Models & Parameters:
Core Series: CSBF Marine Hydraulic Composite Valve.
Featured Model Matrix:
CSBF-G20: Size 20 nominal diameter, ideal for small to medium vessel steering systems.
CSBF-G25-H: Size 25 reinforced model, engineered for high-torque steering actuators.
Core Performance Specs:
Rated Operating Pressure: Up to 20-31.5 MPa.
Control Type: Manual Proportional Lever Control.
Fluid Compatibility: Marine-grade hydraulic oils.








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