FIELD: metallurgy.
SUBSTANCE: invention refers to metallurgy, particularly to composition of cast iron. Cast iron contains elements at a following ratio, wt %: carbon 3.6-4.0; silicon 1.6-2.0; manganese 13.0-15.0; chromium 38.0-40.0; copper 0.2-0.3; boron 2.2-2.3; tellurium 0.001-0.002; the rest is iron.
EFFECT: implementation of the invention provides upgraded hardness of iron.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CAST IRON | 2008 |
|
RU2380441C1 |
| CAST IRON (OPTIONS) | 2014 |
|
RU2571014C1 |
| STEEL | 2011 |
|
RU2448195C1 |
| IRON | 2010 |
|
RU2427661C1 |
| CAST-IRON | 2011 |
|
RU2475556C1 |
| STEEL | 2011 |
|
RU2478135C1 |
| CAST-IRON | 2012 |
|
RU2479660C1 |
| CAST IRON | 2011 |
|
RU2462527C1 |
| PRESSED STEEL | 2007 |
|
RU2334824C1 |
| CAST-IRON | 2012 |
|
RU2475560C1 |
