Flanged gate valve F4

INDEX NO. 101

APPLICATION

Waterworks systems and other liquids chemically neutral.
Used to shut off the flow in water systems.

DESIGN FEATURES

  • diameter range DN40-DN1000
  • body – ductile iron EN GJS-500-7
  • rolled stem made of stainless steel
  • steam seal replaceable under the pressure
  • stems seals – o-rings 3+1
  • wedge – ductile iron, completely vulcanised with EPDM
  • straight passage
  • replaceable wedge nut – brass
  • bonnet bolts – stainless steel, protected with a sealing paste
  • anti-dust seal protecting from the dirt
  • wedge – provided with two plastic guides,
    enabling smooth movement in the housing
  • DN40-DN300: brass nut protected against unscrewing
  • anti-corrosive coating – epoxy RAL5005, min. 250 μm

TECHNICAL DATA / STANDARDS

  • conforms to PN-EN 1074-1, PN-EN 1074-2
  • face-to-face length acc. to PN-EN 558
  • material acc. PN-EN 1563
  • seal acc. PN-EN 681-1
  • flanges acc. PN-EN 1092-2
    – DN40-DN150: PN10/PN16
    – DN200-DN1000: PN10 or PN16
  • temperature range: -10°C / +70°C