This standard specifies the terms of pressure testing, conditions relevant to pressure testing, requirements of pressure testing, test methods and procedures, and requirements of test results of the pressure testing of industrial metallic valves.
This standard is applicable to industrial metallic valves and shall be applied in conjunction with the valve product standards.
This standard may also be applicable to other types of valves upon the consent of the supplier and the purchaser.
Foreword II
1 Scope
2 Terms
3 Conditions Relevant to Pressure Testing
3.1 Purchaser’s Examination
3.2 Closure Test Options
4 Requirements of Pressure Testing
4.1 Safety Signs
4.2 Test Location
4.3 Test Equipment
4.4 Pressure Measuring Device
4.5 Valve Shell Surfaces
4.6 Test Fluid
4.7 Test Pressure
4.8 Items of Pressure Testing
4.9 Test Duration
5 Test Methods and Procedures
5.1 Shell Test
5.2 Backseat Test
5.3 Method of Closure Test
6 Requirements of Test Results
6.1 Shell Test
6.2 Backseat Test
6.3 Closure Test
6.4 Certificate of Compliance
Appendix A (Normative) Equivalent Specification
Appendix B (Informative) Comparison between Chapter and Article Numbers of This Standard and Those of ISO/DIS 5208: 2007
This standard specifies the terms of pressure testing, conditions relevant to pressure testing, requirements of pressure testing, test methods and procedures, and requirements of test results of the pressure testing of industrial metallic valves.
This standard is applicable to industrial metallic valves and shall be applied in conjunction with the valve product standards.
This standard may also be applicable to other types of valves upon the consent of the supplier and the purchaser.
Contents of GB/T 13927-2008
Foreword II
1 Scope
2 Terms
3 Conditions Relevant to Pressure Testing
3.1 Purchaser’s Examination
3.2 Closure Test Options
4 Requirements of Pressure Testing
4.1 Safety Signs
4.2 Test Location
4.3 Test Equipment
4.4 Pressure Measuring Device
4.5 Valve Shell Surfaces
4.6 Test Fluid
4.7 Test Pressure
4.8 Items of Pressure Testing
4.9 Test Duration
5 Test Methods and Procedures
5.1 Shell Test
5.2 Backseat Test
5.3 Method of Closure Test
6 Requirements of Test Results
6.1 Shell Test
6.2 Backseat Test
6.3 Closure Test
6.4 Certificate of Compliance
Appendix A (Normative) Equivalent Specification
Appendix B (Informative) Comparison between Chapter and Article Numbers of This Standard and Those of ISO/DIS 5208: 2007
