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Rare earth permanent magnet materials

Rare earth permanent magnet materials, Total:8 items.

The international standard classification for "Rare earth permanent magnet materials" includes: Other non-ferrous metals and their alloys , Insulating materials .

The Chinese standard classification for "Rare earth permanent magnet materials" includes: Rare metals and their alloys analysis method , Electrical insulating material and its products .


General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 39494-2020 Determination for coating adhesion of rare earth permanent magnetic materials for drive motor of new energy vehicle
  • GB/T 4180-2012 Permanent Magnetic Material of Rare Earth Cobalt
  • GB/T 4180-2000 Permanent magnetic material of rare earth cobalt
  • GB/T 31967.1-2015 Test method for physical property of rare earth permanent magnetic materials―Part 1:Determination of temperature coefficient of magnetic flux
  • GB/T 40794-2021 Measurement method of irreversible magnetic flux loss due to high temperature of rare earth permanent magnet
  • GB/T 31967.2-2015 Test method for physical property of rare earth permanent magnetic materials―Part 2:Determination of bending strength and fracture toughness
  • GB/T 31967.3-2025 Test methods for physical property of rare earth permanent magnetic materials—Part 3: Determination of resistivity

Group Standards of the People's Republic of China