Seal:
valve material :brass
Seat: PTFE/FPM
Stem: PTFE/FPM
Piston: FPM/NBR
Viscosity: 600mm 2/second
Down or upstream installing
Medium: air or neutral gas
Pressure: 0.3 to 0.8MPa
Connection size: DN10 to DN80
Thread: 3/8 to 3 inches
Working temperature: 0 to 1.6MPa
Temperature of medium:
PTFE: -10 to +200°C
FPM: -10 to +100°C
Applicable medium: liquids, gases, steam and some aggressive fluids