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F4 resilient seated gate valve
F4 resilient seated gate valve
Wedge Nut: brass wedge nut with abundant over sizing of the required thread length in the wedge nut guarantees highest possible breaking torques Gasket: rubber bonnet gasket for longevity and protection of bonnet bolts, isolated fasteners for corrosion protection Stem: SS420(x20Cr13),with rolling thread for high strength and corrosion resistance Back Seal Rubber back seal facility to allow for replacement of seal under full operating pressure. O Rings Rubber O rings can be replaceable under full pressure
Fields of Application sewage,water,industrial and food & beverage systems e.g.for: sewage systems sewage treatment plants,distribution networks,raw water,digested sewage,air applications water systems water treatment plants,distribution networks,potable water applications industrial systems chemically contaminated waster water,gases,industrial media,sea water applications food & beverage systems washing and rinsing applications,conveying systems,potable water processing
Wedge ductile iron EN-GJS-500-17(EN-GJS-400-18 also available on request) according to EN1563,wedge inside and outside fully rubberized with vulcanized EPDM or NBR, suitable for potable water with drain hole. Wedge Guide: wear resistant plastic with high gliding features optimally placed desigh guarantees lowest wear and tear and lowest closing torques
Wiper Ring wiper ring used to prevent impurities from entering the stem sealing system Operation Hand wheel,square cap,electric actuator on request