Control valves handle all kinds o fluids at temperatures ranging from the cryogenic range to well over 10000 degree Fahrenheit (538 degree Celsius). Selection of a control valve assembly requires particular consideration to provide the best available combination of valve body style, material, and trim construction design for the intended service. Capacity requirements and system operating pressure ranges must also be considered in selecting the right control valve to ensure satisfactory operation without undue initial expense.
Most times the control valve manufacturers and their representatives will help in selecting the most appropriate control valve for a given service conditions. However they require the right set of information to be able to do this as there are several possible correct choices for any given application.
To select a given control valve for any application, follow the steps in the chart below