
Questions & Answers
Cobalt metal grades in ingots
Ingots are produced in the following grades: K3, K2, K1, K0.
Cobalt ingot standards
International standards:
EN 10204 - Quality certification of metal products;
ISO 3815 - Methods of sampling non-ferrous metals;
ISO 752 - Determination of the chemical purity of cobalt.
GOST standards:
GOST 2604-77 - Methods of cobalt analysis;
GOST 17262-87 - Methods for determining non-ferrous metal impurities;
GOST 741.0-80 - Methods of chemical analysis of cobalt;
GOST 123-2008 - Technical conditions for cobalt.
Table of cobalt ingot weights
| Pig size (L × W × H) | Volume | Weight |
| 5 × 2 × 1 cm | 10 cm³ | 89 g |
| 6 × 3 × 1 cm | 18 cm³ | 160 g |
| 8 × 4 × 1 cm | 32 cm³ | 285 g |
| 10 × 5 × 1 cm | 50 cm³ | 445 g |
| 10 × 5 × 2 cm | 100 cm³ | 890 g |
| 12 × 6 × 2 cm | 144 cm³ | 1.28 kg |
| 15 × 5 × 2 cm | 150 cm³ | 1.34 kg |
| 15 × 10 × 2 cm | 300 cm³ | 2.67 kg |
| 20 × 10 × 2 cm | 400 cm³ | 3.56 kg |
| 25 × 10 × 2 cm | 500 cm³ | 4.45 kg |





































