FIELD: ferrous metallurgy, possibly manufacture of parts used in machine engineering.
SUBSTANCE: in order to improve hardenability of steel, the last contains, mass%: carbon, 0.3 - 0.5; silicon, 0.2 - 0.6; manganese, 0.4 - 0.8; boron, 0.8 - 1.2; vanadium, 0.08 - 0.15; aluminum, 3.0 - 4.0; nitrogen, 0.05 - 0.1; magnesium, 0.05 - 0.1; calcium, 0.05 - 0.1; cerium, 0.05 - 0.1; iron, the balance.
EFFECT: improved hardenability of steel.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| STEEL | 2006 |
|
RU2327792C2 |
| STEEL | 2006 |
|
RU2321669C1 |
| STEEL | 2006 |
|
RU2318069C1 |
| STEEL | 2006 |
|
RU2308532C1 |
| IRON-BASED ALLOY | 2018 |
|
RU2667260C1 |
| STEEL | 2006 |
|
RU2330095C1 |
| STRUCTURAL STEEL | 2006 |
|
RU2323272C2 |
| CONSTRUCTION STEEL | 2006 |
|
RU2313613C1 |
| STEEL | 2008 |
|
RU2364658C1 |
| STEEL | 2014 |
|
RU2556449C1 |
