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
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