Marine Air Signal Safety Valve with male thread is used on the marine compressed air pipe system. When the system pressure rises over the permitted value, the safety valve opens automatically and discharges, prevents the system pressure from rising. When the system pressure falls to a specified value, the safety valve closes automatically to ensure the good running of the system.
Design Standard: CB3022-94
Test Standard: CB3021-94
Thread size as per CB56-83, CB821-84
Type R-valve disc is non-metal seal face
Type Y-valve disc is metal seal face