4" High Performance Butterfly Valve, Wafer, All Stainless, Double Acting

Stock #
579604
Series
5796

List Price: $1,775.57

Price: $1,420.46
  • Buy 3 for $1,278.41 each and save 10%
Usually Ships: Same Day
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Valworx 579604 high performance stainless steel butterfly valve for control of air, oil and other media in corrosive environments. Wafer style valve sandwich mounts between customer supplied ANSI /ASME Class 150 and other international standard flanges and gaskets. Double acting actuators use an air pressure signal (80-120 PSI) to open and close the valve.

The valve is direct mounted to the actuator using the international standard ISO5211 mounting pad.

High Performance Butterfly Valve Standard Features
  • 316 stainless steel (CF8M) body
  • Double offset design greatly reduces seal wear.
  • 17-4PH stainless steel, single piece shaft
  • RPTFE valve seats and stem seals
  • Heavy duty, single piece cast and machined disc with integral mounting sleeve
  • Spring-loaded seat cover for easier removal and replacement of valve seat
  • Integral ISO 5211 mounting pad eliminates additional mounting brackets

  • Pneumatic Actuator Standard Features
  • 316 Stainless steel body, pistons and pinion
  • IP66 enclosure rating suitable for washdown applications
  • Extended cycle life (1 million cycles)
  • Quarter turn rack & pinion design
  • Highly visible valve position indicator
  • Dry or lubricated pilot air
  • Factory lubricated for normal life
  • Namur & ISO mounting

  • Options (see Accessories tab)
    More Information
    Actuator Body/Pistons/Pinion316 Stainless Steel
    Actuator SealsNBR
    Actuator Temperature Range-4 to 176°F (-20 to 80°C)
    Air Connections1/4" NPT (plus NAMUR pad for solenoid valve)
    Air Pilot Pressure80-120 PSI (5.5- 8.3 Bar)
    Cycle TimeApprox. 2 seconds per 90° rotation
    DiscSingle piece, machined 316 stainless steel
    Disc Seat/LinerRPTFE
    Disc Size3.78 inches
    Enclosure RatingType 4X (IP66) weatherproof
    Flow FactorCv 400 (Cv = number of GPM of 60 °F water at 1 psi pressure drop)
    Pipe Size4 inch (DN100)
    Pressure Rating285 PSI (19.6 Bar), 29 inHg vacuum
    Stem PackingRPTFE
    Suitable FlangesANSI /ASME B16.5 Class150, MSSSP44 Class 150, API605 Class 150, JIS B2212 10K, JIS B2212 16K
    TypeAir Actuated Stainless Steel, Double Acting
    Valve Body316 Stainless Steel
    Valve Temperature Range-20 to 500 °F (-29 to 260 °C)