FIELD: ferrous metallurgy, in particular, compositions for manufacture of steels used in power engineering industry.
SUBSTANCE: steel composition contains, wt%: carbon 0.8-1.2; silicon 0.2-0.7; manganese 2.5-3.5; chromium 4.5-5.5; titanium 0.1-0.2; boron 0.1-0.3; calcium 0.003-0.008; molybdenum 2.5-3.5; niobium 8.0-10.0; nitrogen 0.05-0.1; iron the balance.
EFFECT: increased strength of steel.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| STEEL | 2006 |
|
RU2313616C1 |
| STEEL | 2008 |
|
RU2361962C1 |
| STAINLESS STEEL | 2006 |
|
RU2318072C1 |
| STEEL | 2006 |
|
RU2332516C1 |
| STEEL | 2008 |
|
RU2356994C1 |
| TOOL STEEL | 2007 |
|
RU2332511C1 |
| TOOL STEEL | 2007 |
|
RU2339729C2 |
| STEEL | 2007 |
|
RU2334819C1 |
| STEEL | 2006 |
|
RU2326989C1 |
| STEEL | 2007 |
|
RU2349673C1 |
