PSV Capacity Correction Factor (Kw) Due to Back Pressure in Liquid Service
Capacity Correction Factor (Kw) Due to Back Pressure in Liquid Service
Conventional & Pilot Operated Pressure Relief Valves
- No special correction.
Balanced-Bellows Pressure Relief Valves
The curve above represents values recommended by various manufacturers. This curve may be used when the manufacturer is not known. Otherwise, the manufacturer should be consulted for the applicable correction factor.