ISO 6403:1988 Preview
Hydraulic fluid power -- Valves controlling flow and pressure -- Test methods
This standard was last reviewed and confirmed in 2017. Therefore this version remains current.
Specifies methods for testing valves which are used in a circuit in order to determine their steady-state and dynamic performance. Requirements for test installations and procedures, measurements and presentation of results are specified. Does not establish limits of performance. Accuracy of measurement is divided into three classes (A, B and B) which are explained in annex A. Guidance as to the use of practical units for the presentation of results is given in annex B.
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