Quick Disconnect Calculator

Calculate coupling Cv, flow loss, and connection/disconnection force for quick disconnects

Input Parameters

Results

--
Cv Value
--
Pressure Drop
psi
--
Connect Force
lbf
--
Flow Area
in²
Note: Cv values are approximate for flat-face couplings. Actual values vary by manufacturer.

Reference

Cv ≈ 18 × d² | ΔP = SG × (Q/Cv)² | Connect Force = P × A_poppet + F_spring