 |
| |||
| Rockwell C hardness (Re) | |||
| твёрдость по Роквеллу по шкале С: 6 phrases in 5 subjects |
| General | 1 |
| Metallurgy | 1 |
| Military | 1 |
| Quality control and standards | 2 |
| Sakhalin | 1 |
|
| |||
| Rockwell C hardness (Re) | |||
| твёрдость по Роквеллу по шкале С: 6 phrases in 5 subjects |
| General | 1 |
| Metallurgy | 1 |
| Military | 1 |
| Quality control and standards | 2 |
| Sakhalin | 1 |