3 PCS Ball Valve Brochure

The ball togather with the two sealing elements at the inlet and outlet of the ball valve, forms a single system the pressure of themedium process the ball agains the sealing element at the outlet part, but at the same time process the sealing element at the inlet part against ball. The reulting double sealing effect means inceased service reliabity. Both seals, act simultaneously. The sleeve surronding the out edges of the diaphragm disc seals the ball valve to atmosphere. .  Connection Type Flanged. DIN EN 1092-2 Screwed.DIN EN ISO 228-1 Socket DIN EN  12760