JB/T 1749-2008
Components of valves.Dises of Ammonia valves (English Version)
- Standard No.
- JB/T 1749-2008
- Language
- Chinese, Available in English version
- Release Date
- 2008
- Published By
- Professional Standard - Machinery
- Latest
- JB/T 1749-2008
- Replace
- JB/T 1749-1991
- Scope
- This standard specifies the structural form, dimensions and technical requirements for ammonia valve discs. This standard applies to ammonia valves with nominal pressures not greater than PN25 and nominal sizes DN10 to DN150.
JB/T 1749-2008 Referenced Document
- GB/T 12226-2005 General purpose industrial valves.Specification of flake graphite iron castings
- GB/T 1804-2000 General tolerances Tolerances for linear and angular dimensions without individual tolerance indications
- GB/T 700-2006 Carbon structural steels
JB/T 1749-2008 history
- 2008 JB/T 1749-2008 Components of valves.Dises of Ammonia valves
- 1991 JB/T 1749-1991 Ammonia valve disc
