For gas and non corrosive gas regulation
Low leakage, wide flow limit, cast iron valve body, brass valve core
Limit range: 10-100%
Diameter: RP3 / 4 "~ RP2"
Pressure resistance: 500mbar
Applicable electric actuator: RP3 / 4 "~ RP1" (sm-10), RP3 / 4 "~ RP2" (bt-40)