GB/T 12796-1991
Generic specification for permanent ferrite magnets (English Version)
- Standard No.
- GB/T 12796-1991
- Language
- Chinese, Available in English version
- Release Date
- 1991
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2013-02
- Replace By
- GB/T 12796.1-2012
- Latest
- GB/T 12796.1-2012
- Scope
- This general specification stipulates the quality assessment procedures of permanent ferrite magnets (hereinafter referred to as "magnets"), the test items and measurement methods selected by sub-standards and blank detailed specifications, as well as related units, symbols and terms. Rules for writing blank detail specifications are also specified. Relevant test methods, test environment conditions, measuring instruments and necessary measures should be specified in the detailed specification. This general specification applies to isotropic and anisotropic magnets, including bonded magnets. This type of magnet is mainly used in electro-acoustic, telecommunication instruments, instruments, electric vacuum devices, microwave devices, micro-motors, magnetic separation equipment, adsorption equipment, magnetic machinery, magnetic seals and other devices.
GB/T 12796-1991 history
- 2012 GB/T 12796.1-2012 Permanent ferrite magnets.Part 1:Generic specification
- 1991 GB/T 12796-1991 Generic specification for permanent ferrite magnets
