It is guaranteed for 5 years.
It is made of a brass alloy that complies with standard EN 12165-CW617N-DW.
Nominal Pressure: PN 50 (1/2"); PN 40 (3/4" ÷ 1"); PN 30 (1"1/4 ÷ 1"1/2); PN 25 (2") Operating temperature: -20 ÷ 150°C