FIELD: metallurgy.
SUBSTANCE: invention refers to metallurgy, particularly to compositions of iron. Iron contains elements at a following ratio, wt %: carbon 3.4-3.8; silicon 0.8-1.2; manganese 0.1-0.3; copper 0.5-0.9; aluminium 0.03-0.07; calcium 0.002-0.008; cerium 0.09-0.15; manganese phosphides 0.012-0.032; nitrogen 0.004-0.008; rhenium 0.1-0.2; rhodium 0.002-0.006; titanium 0.05-0.1; iron - the rest.
EFFECT: upgraded hardness of iron.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CAST IRON | 2009 |
|
RU2382106C1 |
| IRON | 2009 |
|
RU2388841C1 |
| CAST IRON | 0 |
|
SU1759940A1 |
| CAST IRON | 2012 |
|
RU2481414C1 |
| CAST IRON | 2014 |
|
RU2557194C1 |
| CAST IRON | 2006 |
|
RU2307189C1 |
| HIGH-STRENGTH CAST IRON | 2006 |
|
RU2318048C1 |
| CAST IRON | 2009 |
|
RU2380445C1 |
| LOW-ALLOY CAST IRON | 2011 |
|
RU2460818C1 |
| CAST IRON | 2006 |
|
RU2318905C1 |
