申请日期 | 2025-07-08 | 申请号 | RU2009133712 |
公开(公告)号 | RU2398040C1 | 公开(公告)日 | 2010-08-27 |
公开国别 | RU | 申请人省市代码 | 全国 |
申请人 | Shchepochkina Julija Alekseevna | ||
简介 | FIELD : metallurgy.SUBSTANCE : invention refers to metallurgy, particularly to composition of iron. Iron contains elements at the following ratio, wt % : carbon 3.2-3.6; silicon 1.4-1.6; manganese 0.5-0.9; rare earth elements 0.2-0.3; vanadium 0.1-0.15; cobalt 0.7-1.1; aluminium 0.1-0.15; iron - the rest.EFFECT : increased heat resistance of iron.1 tbl |
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