Converter   
 


Values for water at ambient temperature

 Resistance coefficient  K [-]
 kv     [m³/h @ Δp = 1bar]
 cv,us [USgal/min @ Δp = 1psi]
 cv,uk [UKgal/min @ Δp = 1psi]

Inner diameter of the characteristic cross section.
For valves as a general rule the characteristic diameter equals the nominal diameter DN.
 mm