FIELD: metallurgy.
SUBSTANCE: invention concerns metallurgy field. Particularly it concerns cast iron content. Cast iron contains components in a following ratio, wt %: carbon 2.8-3.2; silicon 1.0-1.5; manganese 0.5-1.0; aluminium 0.25-0.45; niobium 0.25-0.45; zirconium 0.15-0.25; vanadium 0.25-0.45; copper 2.8-3.2; hafnium 0.25-0.45; iron - the rest.
EFFECT: increasing of cast iron durability.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CAST IRON | 2008 |
|
RU2361951C1 |
| CAST IRON | 2009 |
|
RU2387730C1 |
| CAST IRON | 2013 |
|
RU2525978C1 |
| CAST IRON | 2006 |
|
RU2307190C1 |
| CAST IRON | 2007 |
|
RU2351683C1 |
| CAST IRON | 2008 |
|
RU2375491C1 |
| CAST IRON | 2007 |
|
RU2333279C1 |
| CAST IRON | 2006 |
|
RU2315125C1 |
| CAST IRON | 2006 |
|
RU2311477C1 |
| CAST IRON | 2007 |
|
RU2337995C1 |
