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Manual Butterfly Valve Wafer Style

Manual wafer butterfly valves are designed to perform well in sanitary applications, making them ideal for industries where hygiene and cleanliness are important. Its construction uses high-quality materials with excellent corrosion resistance, ensuring durability and longevity even in the most demanding environments.

    Application

    Ideal for sanitary applications, providing excellent corrosion resistance, especially in industries like pharmaceuticals and food processing.
    In the pharmaceutical industry, where maintaining sterile conditions is crucial, this valve plays a vital role in preventing contamination during pharmaceutical manufacturing and processing. Its smooth operation and reliable sealing capabilities help comply with strict regulatory standards for pharmaceutical manufacturing.
    In the food processing sector, manual wafer butterfly valves ensure safe and efficient product handling. Its design minimizes the risk of bacterial growth and contamination, which is critical to maintaining food safety and quality. The valve's ease of cleaning further enhances its suitability for hygiene-critical applications.
    The valve’s compact, lightweight design makes installation and maintenance easy, making it a practical choice for a variety of piping systems. Its manual operation provides operators with precise control over flow, allowing them to adjust the process as needed.
    Manual wafer butterfly valves are a reliable, efficient solution for industries that require both performance and compliance with strict hygiene standards, making them the first choice for engineers and operators in the pharmaceutical and food processing sectors.

    Materials

    Body Material: The valve body is made of high-quality AISI-304 or AISI-316L stainless steel, ensuring excellent strength and corrosion resistance. These materials are ideal for applications requiring durability and reliability in challenging environments.
    Gasket Material: This valve features gaskets made from a variety of materials, including silicone, EPDM, VITON and NBR. This option allows for versatility in different applications, meeting specific temperature and chemical resistance needs.
    Compliance: Seats and gaskets are designed to meet the stringent requirements of FDA 21CFR177.2600, ensuring they are safe for use in food and pharmaceutical applications. This compliance ensures that the materials used do not pose any risk of contamination, making the valve suitable for hygienic processes.

    Standard Design

    Standard Available: DIN, SMS, ISO / IDF, BS / RJT, and ASME / BPE.
    Available in sizes from DN15 / 1/2" to DN250 / 10"
    End connection: Butt-weld, Clamp, Male, Nut, Liner or Flange or others upon request.
    Handle: plastic pull handle (2-4 positions) or plastic/stainless steel handle (12 positions)
    Actuator: pneumatic stainless steel actuator (vertical type), pneumatic aluminum actuator (horizontal type), electric actuator.
    Control: position sensor, C-top controller, C-top controller (AS-I)
    Manual handle, pneumatic actuator and electric actuator are interchangeable.

    Technical Specification

    Max. pressure: 10bar (145psi) DN25 ~ 100; 8bar (120psi) DN125 ~ 150
    Temperature range: 14 ~ 248°F  (-10 ~ 120°C), EPDM
    Surface treatment: Ra 16 ~ 32µin (0.4 ~ 0.8µm)
    Supply pressure for air actuator: 70 ~ 115psi

    Technical data sheet

    Steel material

    Product steel parts

    AISI 316L / 304 forged (1.4306 / 1.4404)

    Provided with material inspection report

    Other steel parts

    AISI 304

    Seal material

    Standard

    EPDM

    All seal materials comply with FDA 21CFR117.2600

    Options

    VMQ / FPM

    Pressure

    Working pressure

    ≤10bar (145psi)

    Supply pressure for air actuator

    5 ~ 8bar (70 ~ 116psi)

    Temperature

    Working temperature

    EPDM: 14 ~ 248°F  (-10 ~ 120°C) VMQ: -58 ~ 356°F  (-50 ~ +180°C) FPM: -22 ~ 446°F  (-30 ~ +230°C) Other materials are available upon request

    Sterilization temperature

    302°F  (150°C, Max. 20 min)

    Surface treatment

    Inside surface treatment

    Ra 16 ~ 32µin (0.4 ~ 0.8µm)

    Outside surface treatment

    Ra32 ~ 64µin (0.8 ~ 1.6µm)

    Connection

    The welding diameter

    Welding ends: DIN 11850-2 with 11850-1 / SMS / 3A / ISO Series, etc.

    End connections: butt-welded, sanitary clamp, male and female threaded, flanged, I-line or others upon request.

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