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Gear Operated 600LB Stainess Steel CF8 Flexible Wedge Flange RF Gate Valve

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The CHINA J-VALVES Gear Operated 600LB Stainless Steel CF8 Flexible Wedge Flange RF Gate Valve is a high-performance stainless steel gate valve, specifically designed for industrial applications requiring high pressure, high reliability, and precise control. Constructed from ASTM A351 CF8 stainless steel, it offers excellent corrosion resistance and high strength, capable of withstanding pressure ratings up to 600LB. Its flexible wedge design and flange connection ensure reliability and tight sealing under various working conditions.
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Gear Operated 600LB Stainess Steel CF8 Flexible Wedge Flange RF Gate Valve

Structural Features

  • Flexible Wedge Design: Adopts a flexible wedge structure to ensure sealing performance during valve opening and closing, reducing wear.

  • Stainless Steel Material: The valve body, bonnet, and stem are all made of ASTM A351 CF8 stainless steel, featuring excellent corrosion resistance and high strength.

  • Flange Connection: Uses RF (Raised Face) flange connection, conforming to ASME B16.5 standards, ensuring reliable installation and sealing performance.

  • Gear Operation: Equipped with a gear operating mechanism for easy opening and closing, particularly suitable for large-diameter and high-pressure applications.

  • OS&Y Structure: Utilizes an outside screw and yoke (OS&Y) structure for convenient operation and maintenance.

  • Fire Safety Design: Complies with API 607 standards, ensuring the valve maintains sealing performance even in fire situations to prevent medium leakage.

  • Anti-Static Device: Built-in anti-static device effectively prevents static accumulation, reducing the risk of fire and explosion.

Technical Parameters

  • Size Range: 2″ to 48″ (DN50 to DN1200)

  • Pressure Class: 600 LB (PN130)

  • Temperature Range: -29℃ to +400℃

  • Materials:

    • Valve Body: ASTM A351 CF8

    • Bonnet: ASTM A351 CF8

    • Stem: ASTM A351 CF8

    • Sealing Material: PTFE, flexible graphite

  • Connection Method: Flange connection (RF)

  • Operation Mode: Gear operation

  • Design Standards: API 600, ASME B16.34

  • Testing Standard: API 598

  • Face-to-Face Dimensions: Compliant with ASME B16.10 standards

Application Fields

  • Oil and Gas Industry: Used in exploration, gathering, and processing systems of oil and gas fields to ensure reliable isolation and control of media.

  • Chemical Industry: Suitable for transportation and reaction systems of various chemical media, preventing medium leakage and ensuring production safety.

  • Pharmaceutical Industry: Applied in pipeline systems during pharmaceutical production to ensure medium isolation and cleanliness in the drug manufacturing process.

  • Food and Beverage Industry: Meets food-grade requirements, used in pipeline systems for food and beverage production to ensure hygiene and safety.

  • HVAC: Used in cooling water systems, hot water systems, etc., to ensure efficient operation of the system.

  • General Industrial Applications: Suitable for control and isolation of media such as water, oil, and gas.

Advantages and Value

  • High Reliability: The flexible wedge design and stainless steel material ensure stable operation of the valve under various working conditions, reducing maintenance frequency and downtime.

  • High Safety: Fire-resistant and anti-static designs, along with reliable sealing performance, effectively reduce leakage risks and ensure the safety of personnel and equipment.

  • Easy Installation and Maintenance: The flange connection simplifies the installation process, and the valve’s compact structure facilitates maintenance and overhaul.

  • Wide Application Range: Multiple material options and a broad range of pressure and temperature make it adaptable to various complex working conditions and medium characteristics.


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