This standard specifies such contents as terms, general requirements, test instrumentation, test methods and test report of the performance test for ordinary pressure reducing valves.
This standard is applicable to the pilot-operated reducing valves and direct-acting reducing valves for industrial pipes.
Other types of pressure reducing valves may refer to the test methods specified in this standard.
Foreword I
1 Scope 1
2 Normative References 1
3 Terms and Definitions 1
4 General Requirements 1
5 Test Instrumentation 2
6 Test Methods 3
7 Test Report 7
Appendix A (Informative) Performance Test Report Form for Pressure Reducing Valves 9
Appendix B (Informative) Continuous Operation Test Report Form 10
