OVENTROP 10483 SGI BUTTERFLY VALVE 80
Oventrop wafer pattern butterfly valves (DN 50 up to DN 300) for installation between two flanges according to DIN EN 1092-2 (PN 10 or PN 16) and lugged pattern butterfly valves (DN 50 up to DN 400) for installation between two flanges according to DIN EN 1092-2 (PN 10 or PN 16 for DN 50 up to DN 200; DN 250 up to DN 400 only for PN 16).1. PN 16, -10°C up to +110°C with EPDM liner. For water or mixtures of water and ethylene or propylene glycol.
2. PN 16, -10°C up to +80°C, with NBR liner. For water, mineral oils, air, harmless gases (not suitable for aggressive or flammable gases like gas installations according to TRGI).
Body made of nodular cast iron GJS-500-7 (GGG 50)
Stem made of stainless steel AISI 410
Flap made of stainless steel CF8M AISI 316
Loose liner made of EPDM or NBR (depending on the application)
O-ring seal of the stem for DN 50 up to DN 300
The butterfly valves must only be used with fitted blind flange as terminal valve.