FIELD: metallurgy.
SUBSTANCE: invention relates to metallurgy field, particularly to composition of cast irons. Cast iron contains components in a following ratio, wt %: carbon 3.2-3.6; silicon 1.0-1.4; manganese 0.3-0.7; chrome 0.1-0.15; titanium 0.13-0.17; rare-earth metals 0.13-0.17; aluminium 0.4-0.6; calcium 0.002-0.004; magnesium 0.002-0.004; copper 2.9-3.1; cobalt 2.9-3.1; iron - the rest.
EFFECT: hardening of cast iron.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CAST IRON | 2009 |
|
RU2382107C1 |
| LOW-ALLOY CAST IRON | 2011 |
|
RU2448189C1 |
| LOW-ALLOYED CAST IRON | 2011 |
|
RU2450071C1 |
| CAST IRON | 2012 |
|
RU2492263C1 |
| LOW-ALLOY CAST IRON | 2011 |
|
RU2448188C1 |
| IRON | 2007 |
|
RU2338806C1 |
| LOW-ALLOYED CAST IRON | 2011 |
|
RU2450073C1 |
| IRON | 2010 |
|
RU2418879C1 |
| CAST IRON | 2007 |
|
RU2333282C1 |
| LOW-ALLOY CAST IRON | 2010 |
|
RU2430181C1 |
