FIELD: metallurgy.
SUBSTANCE: invention refers to metallurgy, particularly to compositions of iron. Iron contains components at a following ratio, mass %: carbon 2.2-2.6; silicon 0.4-0.8; manganese 0.8-1.2; chromium 22.0-26.0; molybdenum 0.8-1.2; vanadium 1.8-2.2; nickel 1.8-2.2; copper 0.8-1.2; niobium 0.8-1.2; titanium 0.2-0.4; aluminium 0.2-0.4; magnesium 0.004-0.006; boron 0.04-0.06; iron - the rest.
EFFECT: upgraded resistance of iron to thermal fatigue.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| ALLOY FOR MANUFACTURING OF STAMPING TOOL | 2008 |
|
RU2367698C1 |
| CAST IRON | 2006 |
|
RU2320764C1 |
| CAST IRON | 2006 |
|
RU2359060C2 |
| CAST IRON | 2006 |
|
RU2301281C1 |
| CAST IRON | 2007 |
|
RU2333271C1 |
| CAST IRON | 2017 |
|
RU2642223C1 |
| CAST IRON | 2006 |
|
RU2308523C1 |
| CAST IRON | 2006 |
|
RU2296809C1 |
| CAST IRON | 2007 |
|
RU2337995C1 |
| IRON | 2006 |
|
RU2327771C2 |
