FIELD: metallurgy.
SUBSTANCE: invention relates to metallurgy field, particularly to composition of cast iron. Cast iron contains components in a following ratio, wt %: carbon 2.8-3.2; silicon 1.8-2.2; manganese 0.8-1.2; magnesium 0.0002-0.0003; aluminium 0.7-0.9; nickel 6.0-7.0; vanadium 2.2-2.6; boron 0.05-0.1; cobalt 1.3-1.7; iron - the rest.
EFFECT: hardening of cast iron.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CAST IRON | 2008 |
|
RU2380450C1 |
| CAST IRON | 2008 |
|
RU2380448C1 |
| CAST IRON | 2007 |
|
RU2337991C1 |
| CAST IRON | 2013 |
|
RU2525978C1 |
| CAST IRON (OPTIONS) | 2014 |
|
RU2571014C1 |
| CAST IRON | 2008 |
|
RU2361953C1 |
| CAST IRON | 2006 |
|
RU2320764C1 |
| CAST IRON | 2007 |
|
RU2333278C1 |
| LOW-ALLOYED CAST IRON | 2011 |
|
RU2450073C1 |
| LOW-ALLOY CAST IRON | 2011 |
|
RU2448189C1 |
