water butterfly valve elephant wbv3434pf 2w fb h body material carbon steel disk material carbon steel seal ptfe pneumatic actuator pa sa with return springs 4v320 10 220v lsu apl 410n ex Taille de la connexion:DN250 Matériau de la bille -

Matériau de la bille - acier inoxydable

Sous l'action du flux direct du fluide de travail

B8M Cl2 20 Transmission à engrenages acier 45 21 Boîte de vitesse - 22 Vis acier inoxydable ASTM A193 Gr

⁰C -5 à + 80 2 Milieu de travail eau

water butterfly valve elephant wbv3434pf 2w fb h body material carbon steel disk material carbon steel seal ptfe pneumatic actuator pa sa with return springs 4v320 10 220v lsu apl 410n ex Taille de la connexion:DN250 Matériau de la bille -Rotary disc gate valve is designed for use as shut off or regulating valves for flow control in heat supply systems, water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries. Operating principle: The valves are opened and closed by turning the disc by 90. Opening is performed by turning the handle anti clockwise, closing clockwise. The peculiarity of the gate valves of this series is the