water butterfly valve elephant wbv1631e 2w fb h body material cast iron qt450 disk material stainless steel aisi 304 seal epdm electric actuator qt n em o1 220vac u1 220v Pression:16 bars Dimensions hors tout et d'installation

Dimensions hors tout et d'installation du robinet-vanne Elephant GVKR3131E-1W-Fb-S

Steel ZG20

№ Name Material 1 Body cast iron GGG50 2 Seat seal NBR 3 Disk stainless steel 316L 4 Stem stainless steel AISI 416 5 Pin stainless steel AISI 420 6 Sleeve PTFE 7 O-ring NBR 8 plate carbon steel

Materials of parts for DA double-acting pneumatic actuators:

water butterfly valve elephant wbv1631e 2w fb h body material cast iron qt450 disk material stainless steel aisi 304 seal epdm electric actuator qt n em o1 220vac u1 220v Pression:16 bars Dimensions hors tout et d'installationButterfly valves are designed for use as shut off or regulating valves for controlling flows in heat supply systems, water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries. The valves are opened and closed by turning the disk by 90. Opening is performed by turning the handle counterclockwise, closing clockwise. The actuators are mounted directly on the pipeline valves. The mounting