GOST 123
GOST 123 (Cobalt. Specifications)· GOST (Russia) · 5 materials
| Designation | Alternative designation | Material group | |
|---|---|---|---|
| K0 | К0 | Cobalt | chevron_right |
| K1 | К1 | Cobalt | chevron_right |
| K1A | К1А | Cobalt | chevron_right |
| K1Au | К1Ау | Cobalt | chevron_right |
| K2 | К2 | Cobalt | chevron_right |