Resources
Valve flow coefficient
(Cv) The number of US gallons (3.785 liters) per minute of 60°F (15.6°C) water that will flow through a valve with a one pound per square inch (6.89 kPa) pressure drop.
(Cv) The number of US gallons (3.785 liters) per minute of 60°F (15.6°C) water that will flow through a valve with a one pound per square inch (6.89 kPa) pressure drop.