JB/T 7760-1995
Valve packing seal test specification (English Version)
- Standard No.
- JB/T 7760-1995
- Language
- Chinese, Available in English version
- Release Date
- 1995
- Published By
- Professional Standard - Machinery
- Status
- 2008-07
- Replace By
- JB/T 7760-2008
- Latest
- JB/T 7760-2008
- Scope
- This standard specifies the methods for routine sealing testing of general valve packing and requirements for testing equipment. This standard is applicable to the sealing performance test of valve packing with reciprocating movement of valve stem. The valve packing sealing performance test with spiral movement of the valve stem can also be used as a reference.
JB/T 7760-1995 history
- 2008 JB/T 7760-2008 Specifications of expanded polytetrafluoroethylene strip
- 1995 JB/T 7760-1995 Valve packing seal test specification
