Flanges drilling: UNI EN 1092-2 PN 10, PN 16, PN 25
Installation: horizontal
FIELDS OF APPLICATION: ° civil and industrial plants ° water distribution system plants
Materials
body - bonnet - disc: ductile iron GGG40, EN-GJS-400
stem: 2Cr13
seat: 2Cr13
O ring: NBR
diaphragm: nylon reinforced rubber
spring    stainless steel
ball valve: copper alloy
painting: epoxy