GB/T 14989
GB/T 14989 (Iron-cobalt-vanadium permanent-magnet alloys)· GB (China) · 6 materials
| Designation | Material group | |
|---|---|---|
| 2J31 | Cobalt | chevron_right |
| 2J31 | Cobalt | chevron_right |
| 2J32 | Cobalt | chevron_right |
| 2J32 | Cobalt | chevron_right |
| 2J33 | Cobalt | chevron_right |
| 2J33 | Cobalt | chevron_right |