water butterfly valve elephant wbv1631e 2w fb h body material cast iron qt450 disk material stainless steel aisi 304 seal epdm pneumatic actuator pa sa with return springs Taille de la connexion:DN125 electropneumatic positioner YT-1000RSN without feedback:

electropneumatic positioner YT-1000RSN without feedback:

verrouillage automatique de la position de l'entraînement électrique

In a sealed box

fats Direction of flow bilateral Connection to the pipeline interflange Body material: cast iron GG25 cast iron GG25

water butterfly valve elephant wbv1631e 2w fb h body material cast iron qt450 disk material stainless steel aisi 304 seal epdm pneumatic actuator pa sa with return springs Taille de la connexion:DN125 electropneumatic positioner YT-1000RSN without feedback:Butterfly 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. Pneumatic rotary actuators with return spring PA SA are designed to automate the