Vulcanized Seat Flanged Long Stem Butterfly Valve

The vulcanized seat flanged long stem butterfly valve is a highly durable and versatile valve designed for a range of industrial applications, particularly in fluid control systems. It combines several key features that make it suitable for demanding environments such as water treatment, industrial processes, and HVAC systems. Below is a detailed breakdown of its features and applications.


  • Size: 2”-72”/DN50-DN1800
  • Pressure Rating: Class125B/Class150B/Class250B
  • Warranty: 18 Month
  • Brand Name: ZFA Valve
  • Service: OEM
  • Product Detail

    Product Detail

    Size & Pressure Rating & Standard
    Size DN40-DN1800
    Pressure Rating Class125B,Class150B,Class250B
    Face to Face STD AWWA C504
    Connection STD ANSI/AWWA A21.11/C111 Flanged ANSI Class 125
    Upper Flange STD ISO 5211
       
    Material
    Body Ductile Iron,WCB
    Disc Ductile Iron,WCB
    Stem/Shaft SS416, SS431
    Seat NBR, EPDM
    Bushing PTFE, Bronze
    O Ring NBR, EPDM, FKM
    Actuator Hand Lever, Gear Box, Electric Actuator, Pneumatic Actuator

     

    Product Display

    Long-Stem-Flange-Butterfly-Valves
    Long-Stem-double-Flange-Butterfly-Valves
    Long-Stem-Wafer-Butterfly-Valve

    Product Advantage

    The main features of the vulcanized seat long stem double flange butterfly valve:

    1. Vulcanized valve seat: Made of special vulcanized material, it has good wear resistance and sealing performance, ensuring long-term stable operation of the valve.

    2. Extended Stem Butterfly Valve this design is used in underground or buried service applications. The extended stem allows the valve to be operated from the surface or by extending the actuator. This makes it ideal for underground pipelines.

    3. Flange connection: Standard flange connection is used to facilitate connection with other equipment and has a wide range of applications.

    4. Various actuators: electric actuators, but other actuator also can be selected according to user needs to meet different operating needs,such as worm gear, pneumatic, etc.

    5. Scope of application: widely used in pipeline flow control in petroleum, chemical industry, metallurgy, water treatment and other fields.

    6. Sealing performance: When the valve is closed, it can ensure complete sealing and prevent fluid leakage.

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