FIELD: metallurgy.
SUBSTANCE: invention relates to metallurgy field, particularly it relates to cast iron content. Cast iron contains components in a following ratio, wt %: carbon 3.0-3.2; silicon 1.8-2.2; manganese 0.6-0.8; nickel 0.45-0.65; chrome 0.4-0.6; copper 0.25-0.35; cerium 0.11-0.13; hafnium 1.8-2.2; tin 0.002-0.004; iron - the rest.
EFFECT: application of invention hardens cast iron.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| DIE STEEL | 2008 |
|
RU2361008C1 |
| CAST IRON | 2008 |
|
RU2367707C1 |
| CAST IRON | 2009 |
|
RU2384643C1 |
| CAST IRON | 2008 |
|
RU2372414C1 |
| LOW-ALLOY CAST IRON | 2010 |
|
RU2430181C1 |
| CAST IRON | 2007 |
|
RU2354736C1 |
| LOW-ALLOYED CAST IRON | 2011 |
|
RU2450071C1 |
| LOW-ALLOY CAST IRON | 2011 |
|
RU2448189C1 |
| CAST IRON | 2008 |
|
RU2381288C1 |
| CAST IRON | 2008 |
|
RU2375489C1 |
