Wafer Butterfly-type Check Valves 250PSI/300PSI Introduction The valve can be used on pipe line through which water <= 80C or other non-corrosive medium to prevent back flow. Inspection Pressure: 250PSI: Shell: 500PSI Seal: 250PSI 300PSI: Shell: 600PSI Seal: 300PSI Surface: Coating: Akzo Nobel Fusion Bonded Epoxy Coating with thickness 150-500um, Complies with ANSI/AWWA C550 Applications: To prevent the medium regorging and diminish noises of potable water, water supply and drainage, sewage disposal, irrigation and fire protection pipe system, etc.
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