GB/T 14991
GB/T 14991 (Deformable permanent-magnet steels)· GB (China) · 4 materials
| Designation | Material group | |
|---|---|---|
| 2J 63 | Magnetic and electrical materials | chevron_right |
| 2J 64 | Magnetic and electrical materials | chevron_right |
| 2J 65 | Magnetic and electrical materials | chevron_right |
| 2J 67 | Magnetic and electrical materials | chevron_right |