Universal pipe coupling NPU

INDEX NO. 308

APPLICATION

Waterworks systems, wastewater and other liquids chemically neutral. Intended for connecting plain ends of ductile iron, steel and AC pipes.

DESIGN FEATURES

  • diameter range DN80-DN300
  • •body, bonnet – ductile iron EN GJS-500-7
  • EPDM seal for portable water or NBR seal for wastewater
  • product’s height and body shape enable correct installation suitable pipe arrangement and trouble – free operation in diffi culted conditions
  • standard connecting bolts – galvanised, stainless steel bolts also available
  • pipe angular defl ection up to ± 4°
  • screwed independently on both ends of the coupling
  • ability to connect diff erent pipe types
  • anticorrosion coating – epoxy RAL5005, min. 250 μm

TECHNICAL DATA / STANDARDS

  • material acc. PN-EN 1563
  • seal acc. PN-EN 681-1
  • nominal pressure PN10/PN16
  • temperature range:
    – EPDM: -10°C / +70°C
    – NBR: -20°C / +80°C