7702 Series Available Orifice Sizes

VALVE MODEL ORIFICE DIAMETER (in) ORIFICE AREA (sq in) Kd (gas) Kd (liquid) SLOPE FLOW FACTOR MINIMUM SET PRESSURE (psig) MAXIMUM SET PRESSURE (psig)
7702-1 0.680 0.363 - - - - 30 1500
7702-2 0.844 0.680 - - - - 30 1500

Elastomer Materials

Material Durometer Temperature Set Pressure
Min Max Min Max
Viton 90 -15 400 50 3000
Viton 50 -15 400 15 150
HNBR 80 -25 325 15 2500
EPDM 80 -70 250 15 2500
TEFLON - -420 450 250 5500