Fixed Cone Valve,Cone Valve, Regulating, Flow Control,DI Fixed cone valves are mostly used to regulate flow from dams, clear-water reservoirs, barrages or storages basins. It is also a free discharge valve that is commonly used as a turbine bypass valve, reservoir drain or continuous conversion of energy. Any damages due to cavitation and any risk to the structure due to vibrations and oscillations have to be avoided. Fixed cone valve has a fixed