FIELD: metallurgy.
SUBSTANCE: invention relates to compositions of cast iron which can be used in machine-tool industry, mechanical engineering, in production of products of household purposes. Cast iron contains, wt %: carbon 2.0-2.9; silicon 1.0-1.7; manganese 0.1-0.5; magnesium 0.005-0.01; copper 1.7-2.1; praseodymium 0.07-0.11; niobium 0.45-0.55; aluminium 0.1-0.16; cobalt 2.7-3.1; rhenium 0.2-0.3; iron is the rest.
EFFECT: increased strength of cast iron.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CAST IRON | 2017 |
|
RU2642225C1 |
| CAST IRON | 2006 |
|
RU2308525C1 |
| IRON | 2006 |
|
RU2327787C1 |
| CAST IRON | 2017 |
|
RU2643769C1 |
| CAST IRON | 2007 |
|
RU2355804C1 |
| IRON | 2010 |
|
RU2406776C1 |
| CAST IRON | 2008 |
|
RU2359062C1 |
| CAST IRON | 2016 |
|
RU2629405C1 |
| CAST IRON | 2016 |
|
RU2629404C1 |
| CAST IRON | 2017 |
|
RU2636290C1 |
