FIELD: steel for making parts in automobile manufacture.
SUBSTANCE: steel contains, mass%: carbon, 0.8 - 1.2; silicon, 0.2 - 0.6; manganese, 0.4 - 0.8; chrome, 0.4 - 0.8; vanadium, 0.1 - 0.2; rare earth elements, 0.1 - 0.2; calcium, 0.005 - 0.001; nitrogen, 0.05 - 0.1; boron, 0.04 - 0.08; molybdenum, 3.0 - 4.0; cobalt, 0.8 - 1.6; copper, 0.2 - 0.4; iron, the balance.
EFFECT: improved strength of steel.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| TOOL STEEL | 2007 |
|
RU2339729C2 |
| STEEL | 2007 |
|
RU2334821C1 |
| IRON | 2006 |
|
RU2331697C1 |
| STEEL | 2006 |
|
RU2319782C1 |
| PRESSED STEEL | 2007 |
|
RU2334824C1 |
| STEEL | 2006 |
|
RU2318069C1 |
| CAST IRON | 2007 |
|
RU2333282C1 |
| STEEL | 1991 |
|
RU2022050C1 |
| STEEL | 2006 |
|
RU2318064C1 |
| CAST IRON | 2006 |
|
RU2306352C1 |
