FIELD: metallurgy.
SUBSTANCE: invention concerns metallurgy field. Particularly it concerns cast iron content. Cast iron contents components at a following ratio, mass %: carbon 3.3-3.7; silicon 0.8-1.4; manganese 0.8-1.4; chrome 0.8-1.4; nickel 2.3-2.7; copper 0.8-1.4; phosphorus 0.05-0.1; molybdenum 2.3-2.7; niobium 0.8-1.4; aluminium 0.1-0.2; zirconium 0.2-0.4; boron 0.05-0.1; yttrium 0.05-0.1; iron - the rest.
EFFECT: improving of cast iron brittle strength.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CAST IRON | 2008 |
|
RU2361000C1 |
| CAST IRON | 2008 |
|
RU2371505C1 |
| CAST IRON | 2007 |
|
RU2334010C1 |
| IRON | 2006 |
|
RU2332501C1 |
| CAST IRON | 2006 |
|
RU2320764C1 |
| CAST IRON | 2006 |
|
RU2311477C1 |
| CAST IRON | 2006 |
|
RU2359060C2 |
| CAST IRON | 2006 |
|
RU2296809C1 |
| IRON | 2006 |
|
RU2329326C1 |
| LOW-ALLOYED CAST IRON | 2011 |
|
RU2450074C1 |
