Pipe coupling RR

INDEX NO. 301

APPLICATION

Waterworks systems, wastewater and other liquids chemically neutral. Intended for connecting between plain ends of ductile iron, steel and AC pipes. 11-22 variants also available for PE/PVC.

DESIGN FEATURES

  • diameter range:
    – DN80-DN300 – for ductile iron, steel and AC pipes
    – DN80-DN200 – for PE/PVC pipes
  • body, bonnet – ductile iron EN GJS-500-7
  • EPDM seal for potable water or NBR seal for wastewater
  • product’s height and body shape enable correct installation, suitable pipe arrangement and troublefree operation in difficulted conditions
  • standard bolts – galvanised, stainless steel bolts also available
  • pipe angular defl ection up to ± 3°
  • ability to connect diff erent pipe types
  • variants 11-22: special, vulcanised brass clamping ring in a seal preventing the pipe from sliding out
  • anticorrosion coating – epoxy RAL5005, min. 250 μm

TECHNICAL DATA / STANDARDS

  • material acc. PN-EN 1563
  • seal acc. PN-EN 681-1
  • RR var. 01-02: nominal pressure PN10/PN16
  • RR PE/PVC var. 11-22: nominal pressure PN10
  • temperature range:
    – EPDM: -10°C / +70°C
    – NBR: -20°C / +80°C