FIELD: metallurgy, iron and steel industry.
SUBSTANCE: invention refers to metallurgy, particularly to compositions of iron. Iron contains elements at a following ratio, mas.%: carbon 3.3-3.7; silicon 1.8-2.3; manganese 1.0-1.5; copper 0.8-1.2; aluminium 0.1-0.2; calcium 0.003-0.007; zinc 0.005-0.01; phosphorus 0.1-0.2; barium nitrides 0.003-0.005; molybdenum 4.0-4.5; niobium 0.5-1.0; iron - the rest.
EFFECT: producing iron of upgraded iron strength.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CAST IRON | 2006 |
|
RU2308516C1 |
| CAST IRON | 2006 |
|
RU2304629C1 |
| CAST IRON | 2007 |
|
RU2333275C1 |
| CAST IRON | 2008 |
|
RU2356991C1 |
| CAST IRON | 2007 |
|
RU2340695C1 |
| IRON | 2006 |
|
RU2326974C1 |
| CAST IRON (OPTIONS) | 2014 |
|
RU2571014C1 |
| CAST IRON | 2014 |
|
RU2557194C1 |
| CAST IRON | 2006 |
|
RU2308519C1 |
| CAST IRON | 2006 |
|
RU2311477C1 |
