FIELD: metallurgy.
SUBSTANCE: invention relates to metallurgy field, particularly to contents of cast iron. It can be used in transportation equipment. Cast iron contains wt %: carbon 2.9-3.2; silicon 1.4-1.8; manganese 0.6-1.0; phosphorus 0.04-0.06; sulphur 0.01-0.03; boron 0.1-0.14; copper 2.8-3.0; chrome 0.3-0.5; niobium 0.2-0.3; selenium 0.001-0.002; iron - the rest.
EFFECT: hardening of cast iron.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| IRON | 2009 |
|
RU2390576C1 |
| CAST IRON | 2008 |
|
RU2371505C1 |
| STEEL | 2011 |
|
RU2478134C1 |
| GRAY CAST IRON | 2008 |
|
RU2356985C1 |
| CAST IRON | 2008 |
|
RU2361000C1 |
| CAST IRON | 2017 |
|
RU2642223C1 |
| LOW-ALLOY CAST IRON | 2011 |
|
RU2448188C1 |
| CAST IRON | 2007 |
|
RU2342460C1 |
| STEEL | 2008 |
|
RU2364658C1 |
| LOW-ALLOYED CAST IRON | 2011 |
|
RU2450071C1 |
