Body bonnet and wedge made of ductile cast iron EN-GJS 450-10/ASTM A536, 65-45-12, Outside full vulcanized disk by EPDM rubber. Additional shaft sealing made of EPDM/NBR o-rings, actuator connector according to ISO 5211 (ISO top flange). Produkt marking according to EN 19, EN 1074-1
Application
Potable water lines; fire protection systems temperature from 0˚C to +100˚C