CSBF Proportional Valve | CSBF-G40 CSBF-G50-M | Manual Flow & Direction Compound Valve

Model Number

CSBF-G40, CSBF-G50

Product Description

CSBF Series Manual Proportional Flow & Direction Compound Valves

Product Overview: The CSBF Series is a high-performance hydraulic proportional control valve that integrates dual functions: flow regulation and directional switching. Via a manual lever, users can achieve precise, stepless control over both the speed and direction of hydraulic actuators, such as motors or cylinders. This category highlights the core models: CSBF-G40 and CSBF-G50-M. The unique compound design simplifies system piping, enhances operational sensitivity, and improves overall system stability. It is the ideal control component for material handling equipment, drilling rigs, municipal vehicles, and various mobile machinery hydraulic systems.

Key Technical Advantages:

  • Integrated Compound Function: Combines proportional flow control and directional switching in a single valve body, reducing piping connections and the risk of system leakage.

  • Precise Proportional Adjustment: Precision-machined spools ensure the operating lever force is linearly proportional to the output flow, providing excellent control feel and “inching” performance.

  • Pressure Compensation: Features superior pressure-sensing characteristics, ensuring the output flow remains consistent regardless of load pressure fluctuations.

  • High Reliability & Contamination Resilience: Constructed with high-strength cast iron bodies and hardened spools, offering high tolerance to fluid contamination in harsh industrial environments.

  • Technical Spec Decoding:

    • CSBF: Proportional flow & direction compound valve series code.

    • G40 / G50: Nominal size/diameter (representing different rated flow ranges).

    • M: Denotes manual operation type and specific functional options.

Detailed Models & Parameters:

  • Core Series: CSBF Proportional Compound Valve.

  • Featured Model Matrix:

    • CSBF-G40: Standard nominal size for precise medium-flow control.

    • CSBF-G50-M: Heavy-duty nominal size, supporting higher flow output with manual fine-tuning.

  • Core Performance Specs:

    • Rated Pressure: Continuous operating pressure up to 20-31.5 MPa (depending on configuration).

    • Flow Regulation: Achieves stepless proportional adjustment from 0 to Rated Flow.

    • Fluid Compatibility: Anti-wear hydraulic oil; recommended filtration at ISO 19/16 or better.

Company Profile

We adhere to international quality management standards and provide a 1-year warranty including maintenance and replacement. We have established long-term strategic cooperation with many well-known brands and continuously launch new products to meet market development. Flexible payment terms are supported, including USD settlement, Alipay, Western Union and T/T.
 
Relying on our standardized production base and professional foreign trade team, we provide competitive factory direct prices, efficient logistics channels and punctual delivery. FJZY Hydraulic is devoted to being your trustworthy long-term partner in hydraulic and agricultural machinery fields.
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Our Advantages

Fast & Reliable Delivery

We optimize global logistics channels to ensure every customer receives their goods on time, anywhere in the world.

Extensive Partnerships

We collaborate with numerous factories, offering a wide range of product selections and providing you with instant quote responses

Strict Quality Assurance

Quality first is our principle. We provide a one-year warranty service, ensuring you receive top-tier quality products with confidence.

Competitive Pricing

Through efficient production and close cooperation, we offer highly competitive prices, guaranteeing a cost-effective experience for you.
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