Flange Type Double Offset Butterfly Valve

 AWWA C504 butterfly valve has two forms, midline line soft seal and double eccentric soft seal, usually, the price of midline soft seal will be cheaper than the double eccentric, of course, this is generally done according to the requirements of customers. Usually the working pressure for AWWA C504 are 125psi, 150psi, 250psi, flange connection pressure rate are CL125,CL150,CL250. 

 


  • Size: 2”-88”/DN50-DN2200
  • 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-DN2200
    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)
    Disc DI+Ni, Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L)
    Stem/Shaft SS416, SS431, SS304, SS316, Duplex Stainless Steel, Monel
    Seat NBR, EPDM/REPDM, Viton, Silicon
    Bushing PTFE, Bronze
    O Ring NBR, EPDM, FKM
    Actuator Hand Lever, Gear Box, Electric Actuator, Pneumatic Actuator

     

    Product Display

    Eccentric Butterfly Valve (69)
    Eccentric Butterfly Valve (89)
    Eccentric Butterfly Valve (94)
    Eccentric Butterfly Valve (118)

    Product Advantage

    Double offset butterfly valve has two offsets.

     

    1. 1st is the axis of the shaft deviate from the center of the disc;
    2. 2nd is the axis of the shaft deviate from the pipeline center.

    The suitable application for double offset butterfly valve is: working pressure under 4MPa, working temperature under 180℃ as it has a rubber sealing surface.

    AWWA C504 Double Offset Butterfly Valve

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