FIELD: metallurgy.
SUBSTANCE: invention refers to metallurgy, particularly to composition of chromic iron. It can be implemented for fabrication of forming rolls. Iron contains, wt %: carbon 4.0-4.5; silicon 0.2-0.4; manganese 0.6-1.0; chromium 18.0-20.0; nickel 18.0-20.0; titanium 0.001-0.002; cobalt 18.0-20.0; tungsten 9.0-11.0; zirconium 1.0-1.4; iron - the rest.
EFFECT: iron possesses high resistance to twisting under conditions of high temperature.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CAST IRON | 2011 |
|
RU2462527C1 |
| IRON | 2009 |
|
RU2406775C1 |
| DIE STEEL | 2011 |
|
RU2445394C1 |
| IRON | 2010 |
|
RU2425904C1 |
| CAST IRON | 2006 |
|
RU2313606C1 |
| CAST IRON | 2012 |
|
RU2481413C1 |
| LOW-ALLOY CAST IRON | 2011 |
|
RU2448188C1 |
| CAST IRON | 2007 |
|
RU2345159C1 |
| CAST IRON | 2008 |
|
RU2360028C1 |
| CAST IRON | 2006 |
|
RU2313598C1 |
