JB/T 4058-1999
Standard of cleanliness for steam turbines (English Version)
- Standard No.
- JB/T 4058-1999
- Language
- Chinese, Available in English version
- Release Date
- 1999
- Published By
- Professional Standard - Machinery
- Status
- 2018-04
- Replace By
- JB/T 4058-2017
- Latest
- JB/T 4058-2017
- Replace
- JB 4058-1985
- Scope
- This standard specifies the cleanliness classification of non-machined surfaces of steam turbine parts and the cleanliness of castings, cold work welding parts, machined parts, turbine oil systems and steam systems. This standard applies to the relevant requirements for cleanliness of steam turbine castings, cold work welding parts, machined parts, turbine oil systems and steam system parts.
JB/T 4058-1999 history
- 2017 JB/T 4058-2017 Steam turbine cleanliness
- 1999 JB/T 4058-1999 Standard of cleanliness for steam turbines
- 0000 JB 4058-1985
