GB/T 4180-2000
Permanent magnetic material of rare earth cobalt
2013-06
- Standard No.
- GB/T 4180-2000
- Language
- Chinese
- Release Date
- 2000
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
- GB/T 4180-2012
- Lastest
- GB/T 4180-2012
- Scope
- This standard specifies the classification, material grade, main magnetic properties and test methods of rare earth cobalt permanent magnet materials. Typical values for auxiliary magnetic properties and some mechanical physical properties are also given. This standard applies to rare earth cobalt permanent magnet materials.
GB/T 4180-2000 history
- 2012 GB/T 4180-2012 Permanent magnetic material of rare earth cobalt
- 2000 GB/T 4180-2000 Permanent magnetic material of rare earth cobalt