Kv coefficient
Tells how much water the valve can pass when it is fully open with pressure drop 1 bar accross it
Unit is m3/hr
Kv= Cv * 0.865
Design-Engineering-Construction-Testing & Commissioning of piping

Tells how much water the valve can pass when it is fully open with pressure drop 1 bar accross it
Unit is m3/hr
Kv= Cv * 0.865