FIELD: metallurgy.
SUBSTANCE: invention concerns metallurgy field, particularly it concerns cast irons content. Cast iron contains elements at a following ratio, wt %: carbon 3.6-3.8; silicon 1.6-2.0; manganese 0.6-0.8; chrome 0.45-0.65; molybdenum 1.6-2.0; copper 1.0-1.4; beryllium 0.003-0.005; boron 0.12-0.16; calcium 0.003-0.007; cerium 0.22-0.28; iron - the rest.
EFFECT: upgraded hardness of iron.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| IRON | 2009 |
|
RU2383644C1 |
| CAST IRON | 2007 |
|
RU2348733C1 |
| CAST IRON | 2008 |
|
RU2372415C1 |
| CAST IRON | 2011 |
|
RU2448182C1 |
| CAST IRON | 2009 |
|
RU2386717C1 |
| CAST IRON | 2008 |
|
RU2381288C1 |
| STEEL | 2008 |
|
RU2361962C1 |
| IRON | 2009 |
|
RU2390575C1 |
| STRUCTURAL STEEL | 2006 |
|
RU2323272C2 |
| IRON | 2007 |
|
RU2347844C1 |
