FIELD: metallurgy.
SUBSTANCE: iron contains elements at a following ratio, wt. %: carbon 3.1-3.5; silicon 0.9-1.5; manganese 1.2-1.6; chromium 0.1-0.3; titanium 0.1-0.16; REM 0.1-0.2; aluminium 0.1-0.2; calcium 0.2-0.4; magnesium 0.002-0.008; copper 0.9-1.3; zinc 0.002-0.008; beryllium 0.06-0.12; iron - the rest.
EFFECT: invention facilitates upgraded level of iron hardness.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CAST IRON | 2008 |
|
RU2372415C1 |
| CAST IRON | 2009 |
|
RU2386717C1 |
| CAST IRON | 2008 |
|
RU2359062C1 |
| CAST IRON | 2009 |
|
RU2382107C1 |
| CAST IRON | 2017 |
|
RU2642226C1 |
| LOW-ALLOY CAST IRON | 2011 |
|
RU2460818C1 |
| IRON | 2009 |
|
RU2398039C1 |
| IRON | 2007 |
|
RU2347844C1 |
| STEEL | 2008 |
|
RU2361962C1 |
| CAST IRON | 2013 |
|
RU2508418C1 |
