Profile: Cyclonic Valve Co., Inc. is a manufacturer of control valves, safety engineered ball and check valves. Our tungsten carbide control discs are available in all commonly used sizes. Our flange and weld end type ball valves are made from solid steel barstock. Our flange and weld end type ball valves eliminate the problems associated with undetected casting flaws and porosity. Our in-line check valves are one-piece unibody valves. Our combination ball and check valves are designed for tough application, which require check and shut-off valve where reverse flow is not desired.