The butterfly valve has an element (plate or disc) that rotates in the passageway. This valve features a shut off function, with flow control, and a handle that only needs to turn 90 degrees. /Asset/52serie-valves-500.jpg
These valves range in EVS, EVL, EVCS, EVBS, EVBL, EVTLS, EVMS, EVML, EVFS, EVFL, ECV, and Dynaxe-High Performance. Type approvals are from ABS, Lloyds, DNV and others. Sizes Range from DN40 to 700 (1 1⁄4"–28") with larger sizes available upon request./Asset/EVS - 500.jpg
The valves ranges are 700S, 720F, 722F, 700G, 704G, 705G, 702Z, and 773Z. Type approvals are from ABS, Lloyds, DNV and others. Sizes range from 40A to700A (1 1⁄4"–28") with larger sizes available upon request./Asset/a2779-500.jpg