Check ball valve NRB-F

Check ball valve NRB-F is applied as a pipeline valve in order to prevent liquid or gas from flowing in a direction opposite to normal.
- sewage systems,
- waste water pipelines,
- technical pipelines transporting hot or cold water as well as other liquids (pH=4-8).

- Nominal diameter: DN 40-300 mm;
- Pressure: PN 16;
- Maximum working temperature:+80 ºС;
- Connection type: flanged;
- Valve body material: high-duty cast iron GGG50;
- Sealing material: NBR
- Application: safety valves;
- Shut-off device of check valve is spherical;
- Shut-off ball of flanged check valve is made of Aluminium with NBR covering.