Threaded gate valve GW/GW

INDEX NO. 111

APPLICATION

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

DESIGN FEATURES

  • diameter range DN25-DN50
  • body – ductile iron EN GJS-500-7
  • rolled stem made of stainless steel
  • stems seals – o-rings
  • wedge – brass vulcanised with EPDM
  • straight passage
  • hood protecting from the dirt
  • bonnet bolts – stainless steel, protected with a sealing paste
  • anti-corrosive coating – epoxy RAL5005, min. 250 μm

TECHNICAL DATA / STANDARDS

  • face-to-face length according to the drawing
  • material acc. PN-EN 1563
  • nominal pressure PN10/PN16
  • threaded connection acc. PN-EN ISO 228-1
  • seal acc. PN-EN 681-1
  • temperature range: -10°C / +70°C