Flange adaptor RK

APPLICATION

Waterworks systems, wastewater and other liquids chemically neutral. Intended for connecting plain
ends of ductile iron,steel and AC pipes with flange fittings. 11-22 variants also available for PE/PVC. Do
not use at the end of a pipeline.

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 potable tap water or NBR seal for wastewater
• product’s height and body shape enable correct installation, suitable pipe arrangement and troublefree operation in difficult conditions
• standard connecting bolts – galvanised, stainless steel bolts also available
• pipe angular deflection ± 3°
• 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
• flange connection acc. PN-EN 1092-2
  – DN50-DN150: PN10/PN16
  – DN200-DN300: PN10 or PN16
• RR PE/PVC var. 11-22: nominal pressure PN10
• temperature range:
  – EPDM: -10°C / +70°C
  – NBR: -20°C / +80°C