JB/T 1728-1991
back washers (English Version)
- Standard No.
- JB/T 1728-1991
- Language
- Chinese, Available in English version
- Release Date
- 1991
- Published By
- Professional Standard - Machinery
- Status
- 2008-07
- Replace By
- JB/T 1718-2008
- Latest
- JB/T 1718-2008
- Scope
- This standard specifies the structural type, dimensions and technical requirements for backstop washers.
JB/T 1728-1991 history
- 2008 JB/T 1718-2008 Components of valves.Gaskets and floor clips
- 1991 JB/T 1728-1991 back washers
JB/T 1728-1991 back washers was changed to JB/T 1718-2008 Components of valves.Gaskets and floor clips.
