EPDM Soft Replaceable Seat WCB Body 5A Disc Lug Butterfly Valve

An EPDM soft replaceable seat WCB body 5A disc lug butterfly valve is a specialized flow control device designed for reliable sealing and ease of maintenance in various industrial applications.
√ HVAC Systems: Controls chilled and hot water flow.
√ Water Treatment: Suitable for potable water and wastewater due to EPDM’s sanitary properties.
√ Chemical Processing: Handles low-corrosive chemicals compatible with EPDM.
√ Food and Beverage: Non-toxic EPDM seat makes it safe for water-based food processing.
√ Fire Protection: Used as an isolation or flow control valve in sprinkler systems.

  • Size: 2”-48”/DN50-DN1200
  • Pressure Rating: PN10/16, JIS5K/10K, 150LB
  • Warranty: 18 Month
  • Brand Name: ZFA Valve
  • Service: OEM
  • Product Detail

    Product Detail

    Size & Pressure Rating & Standard
    Size DN40-DN1200
    Pressure Rating PN10, PN16, CL150, JIS 5K, JIS 10K
    Face to Face STD API609, BS5155, DIN3202, ISO5752
    Connection STD PN6, PN10, PN16, PN25, 150LB, JIS5K, 10K, 16K, GOST33259
    Upper Flange STD ISO 5211
       
    Material
    Body Cast Iron(GG25), Ductile Iron(GGG40/50), Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze, Aluminium Alloy
    Disc DI+Ni, Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze, DI/WCB/SS lined with PTFE
    Stem/Shaft SS416, SS431, SS304, SS316, Duplex Stainless Steel, Monel
    Seat  PTFE
    Bushing PTFE, Bronze
    O Ring NBR, EPDM, FKM
    Actuator Hand Lever, Gear Box, Electric Actuator, Pneumatic Actuator

    Product Display

    EPDM seat lug butterfly valveS
    worm gear lug butterfly valve
    double stem lug butterfly valves

    Product Advantage

    The lug-style butterfly valve body allows for end-of-line service and easy installation between flanges.

    The replaceable seat design extends the valve’s service life by enabling quick seat replacement without removing the valve from the pipeline.

    This combination of durability, efficiency, and serviceability makes it a preferred choice for demanding flow control systems.

    Unlike traditional one-piece stem configurations, the split stem enhances mechanical strength and torque transmission, making it ideal for high-pressure systems and frequent cycling.

    The dual stem setup also improves alignment and reduces wear on internal components, extending the life of the valve.

    The valve body is made of WCB, a rugged material with excellent mechanical strength and resistance to shock, pressure, and thermal stresses. WCB is widely used in industrial valve manufacturing due to its performance in high-pressure and high-temperature environments. This makes the valve suitable for more demanding applications compared to valves with cast iron or ductile iron bodies.

    The 5A-grade disc is a duplex stainless steel. The disc ensures high corrosion resistance, excellent surface hardness, and long-term reliability in harsh service environments.

    In terms of application, the EPDM soft replaceable seat split stem lug butterfly valve is ideal for use in HVAC systems, water and wastewater treatment plants, fire protection systems, marine applications, and a variety of industrial processes where flow control, reliability, and ease of maintenance are critical.

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