Technical Specifications / Parameters Parameter Specification / Description Product Name Fisher Cavitrol Hex Trim Type Multi-stage, labyrinth-style, cavitation control trim. Compatible Valve Bodies Fisher ED, ES, EWT, V100, V200, V500, and other globe-style valve bodies. Size Range Typically available for valve sizes from 1" to 12" (DN25 to DN300) and larger. Pressure Drop Capability Capable of handling very high pressure drops, often in excess of 2500 psi (170 bar) in a single valve. Flow Characteristic Inherently linear. Trim Materials Standard: 316 Stainless Steel. Other Options: Alloy 20, Hastelloy C, Monel, 17-4PH Stainless Steel. Leakage Class With Metal Seat: ANSI/FCI 70-2 Class IV. With Soft Seat: ANSI/FCI 70-2 Class VI. Flow Capacity (Cv) Defined by the specific plate stack configuration. A wide range of Cv values is available for a given valve size, selected by using a different number and/or etching pattern of the plates. Temperature Limits Limited by the valve body rating and the gasket materials used in the plate stack. Standard suitable for most industrial applications up to ~800°F (~425°C).
