FIELD: metallurgy .
SUBSTANCE: invention refers to metallurgy, particularly to compositions of grey cast iron. Invention refers to iron and steel industry, particularly to compositions of iron. It can be implemented in automobile and tractor industry. Iron contains, wt %: carbon 2.8-3.2; silicon 0.8-1.2; manganese 0.4-0.6; chromium 0.2-0.4; titanium 0.1-0.2; aluminium 2.1-2.3; copper 2.7-2.9; niobium 0.8-1.2; cobalt 6.4-6.8; vanadium 0.2-0.3; iron - the rest. Iron possesses high strength.
EFFECT: upgraded strength.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CAST IRON | 2006 |
|
RU2318052C1 |
| CAST IRON | 2006 |
|
RU2320764C1 |
| CAST IRON | 2007 |
|
RU2337995C1 |
| CAST IRON | 2006 |
|
RU2308526C1 |
| CAST IRON | 2006 |
|
RU2308522C1 |
| CAST IRON | 2007 |
|
RU2333278C1 |
| CAST IRON | 2006 |
|
RU2318909C1 |
| CAST IRON | 2006 |
|
RU2308525C1 |
| CAST IRON | 2006 |
|
RU2308524C1 |
| MALLEABLE IRON | 2006 |
|
RU2308517C1 |
