Flanged ball check valve
INDEX NO.
161
APPLICATION
Waterworks systems, wastewater, rainfall water systems
and other liquids chemically neutral.
DESIGN FEATURES
- diameter range DN50-DN200
- body, bonnet – ductile iron EN GJS-500-7
- seal between the bonnet and the body made of NBR
- ball made of NBR
- bolts connecting the bonnet with the body made of stainless steel
- straight passage
- can be installed vertically and horizontally
- anticorrosion coating – epoxy RAL5005, min. 250 μm
TECHNICAL DATA / STANDARDS
- material acc. PN-EN 1563
- face-to-face length acc. PN-EN 558
- flange connection acc. PN-EN 1092-2:
– DN50-DN150: PN10/PN16
– DN200: PN10 or PN16 - marking according to PN-EN 19
- experiments and tests acc. PN-EN 1074-1,
PN-EN 1074-3 - temperature range: -10°C to +70°C
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