FIELD: metallurgy.
SUBSTANCE: steel contains the following, wt %: carbon 0.1-0.15; silicium 0.3-0.5; manganese 0.2-0.4; chrome 5.0-6.0; yttrium 0.15-0.25; copper 2.2-2.8; calcium 0.003-0.005; zirconium 0.1-0.15; beryllium 0.01-0.02; boron 0.1-0.15; iron- the rest.
EFFECT: increasing steel strength.
1 cl, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| DIE STEEL | 2006 |
|
RU2308534C1 |
| STEEL | 2008 |
|
RU2356994C1 |
| STEEL | 2007 |
|
RU2352679C1 |
| STEEL | 2008 |
|
RU2361962C1 |
| STEEL | 2011 |
|
RU2446226C1 |
| STEEL | 2006 |
|
RU2321672C1 |
| IRON | 2007 |
|
RU2347844C1 |
| STEEL | 2006 |
|
RU2314360C1 |
| STEEL | 2007 |
|
RU2334821C1 |
| STEEL | 2006 |
|
RU2330098C1 |
