FW single flange fitting is made as a monolithic cast iron casting entirely of ductile or grey cast iron, covered with high quality anticorrosive coating based on epoxy resins or bituminous paints. The fitting is particularly suitable for connecting the socket end of PVC pipe with flanged water fittings.
National Institute of Hygiene in Warsaw.
Flanged connection according to PN-EN 1092-2.
- Internal and external protection against corrosion with epoxy powder paint RAL 5005 with min. 250um and 3kV resistance – ductile iron
- Internal and external protection against corrosion with black bituminous paint – grey cast iron