... only needs to turn 90 so operating time is short. With its 0-leakage Bi-Directional sealing performance, it can ... Nominal Pressure(lb): 50, 150 Nominal Diameter: 2 24 Joint type: Wafer Testing API: 598 Suitable Media: Water, oil, gas, ... (º F) or - 64 5 220 Dviving type: Handle, worm gear, electrical, pneumatic, hydraulic DEMCO type Butterfly Valve(Interchangeable with Demco Model DM Butterfly Valve)