Historical
NFPA/T3.5.16-1988 (R2018)
Hydraulic fluid power - Flow control valves - Method for measuring and reporting regulating characteristics
This standard includes: - standard methods for testing the regulating characteristics of hydraulic flow control valves; - a uniform method for presenting the test data; - standardized information to enable the conducting of comparative tests. This standard is intended to provide a uniform laboratory procedure for measuring and reporting the regulating characteristics for a hydraulic flow control valve. This standard is intended to include steady state performance characteristics only. Transient performance tests are not included.
National Fluid Power Association [nfpa-fluid]