FIELD: metallurgy.
SUBSTANCE: invention refers to metallurgy, particularly to compositions of iron. Iron contains components at the following ratio, mass %: carbon 2.2-2.8; silicon 1.0-1.5; manganese 0.8-1.2; chromium 0.8-1.2; molybdenum 0.8-1.2; titanium 0.05-0.1; niobium 0.4-0.8; zirconium 0.05-0.1; nickel 0.8-1.2; vanadium 0.15-0.3; magnesium 0.04-0.08; nitrogen 0.08-0.15, the rest being iron.
EFFECT: upgraded hardness of iron.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| WEAR RESISTANT IRON | 2006 |
|
RU2330088C1 |
| CAST IRON | 2006 |
|
RU2359060C2 |
| CAST IRON | 2006 |
|
RU2296809C1 |
| CAST IRON | 2006 |
|
RU2318058C1 |
| IRON | 2006 |
|
RU2329326C1 |
| IRON | 2006 |
|
RU2326972C1 |
| CAST IRON | 2007 |
|
RU2333272C1 |
| CAST IRON | 2006 |
|
RU2311477C1 |
| CAST IRON | 2006 |
|
RU2299258C1 |
| WEAR RESISTANT IRON | 2006 |
|
RU2332503C1 |
