Butterfly valves DN 40 - DN 300, PN 16, in ductile cast iron, with pneumatic actuator
type 1000.1004

Construction:
for the installation between flanges,
with interchangeable sealing inserts in EPDM or Viton,
(other qualities on demand). 

Materials:
see table    

Operating pressure:
PN 16

Temperature:
sealing insert EPDM -35°C up to max. +130°C,
sealing insert Viton -20°C up to max. +200°C,
ambient temperature –20°C / + 80°C

Operation:
pneumatic actuator
double-acting or
single-acting (spring resetting).

Control pressure:
ca. 6 – 8 bar

Flange connection:
PN 16


Special constructions:
electric or mechanic position indicator,
3/2- or 5/2-way solenoid valves,
body in stainless steel or plastic (PP/PVC),
as end-of-line valve, max. 6 bar.