FIELD: metallurgy.
SUBSTANCE: invention concerns metallurgy field. Particularly it concerns cast iron content. Cast iron contains components in a following ratio, wt %: carbon 3.0-3.4; silicon 1.0-1.4; manganese 0.6-1.0; chrome 0.1-0.3; magnesium 0.005-0.01; aluminium 0.04-0.06; molybdenum 0.8-1.2; boron 0.03-0.05; titanium 0.01-0.02; niobium 0.4-0.6; germanium 0.001-0.002; silver 0.08-0.12; iron - the rest.
EFFECT: increasing of cast iron durability.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| STEEL | 2008 |
|
RU2361962C1 |
| CAST IRON | 2008 |
|
RU2354738C1 |
| STEEL | 2011 |
|
RU2477760C1 |
| ALLOY FOR PUNCHING TOOL MANUFACTURING | 2009 |
|
RU2392341C1 |
| CAST IRON | 2008 |
|
RU2371505C1 |
| STEEL | 2011 |
|
RU2478134C1 |
| ALLOY USED FOR PRODUCING PUNCHING TOOLS | 2007 |
|
RU2345157C1 |
| CAST IRON | 2009 |
|
RU2382100C1 |
| CAST IRON | 2006 |
|
RU2308524C1 |
| CAST IRON | 2017 |
|
RU2642226C1 |
