TT Flanged four terminal network made as a monolithic cast iron casting made entirely of ductile iron or grey cast iron, covered with an excellent anti-corrosion coating based on epoxy resins or bituminous paints. The fitting is particularly suitable for water pipelines to branch off the pipe and to install fittings.
State 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