FIELD: metallurgy.
SUBSTANCE: steel contains carbon, silicon, manganese, nickel, vanadium, niobium, nitrogen, praseodymium, zinc, rhodium, and iron at a following ratio of elements, wt %: carbon 0.06-0.08, silicon 0.25-0.35, manganese 0.6-1.0, nickel 0.6-1.0; vanadium 0.2-0.4, niobium 0.14-0.2, nitrogen 0.06-0.12, praseodymium 0.02-0.04, zinc 0.004-0.006, rhodium 0.018-0.02, iron - the rest.
EFFECT: upgraded hardness of steel.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| STEEL | 2008 |
|
RU2361957C1 |
| STEEL | 2009 |
|
RU2394933C1 |
| STEEL | 2009 |
|
RU2382827C1 |
| STEEL | 2010 |
|
RU2422550C1 |
| STEEL | 2010 |
|
RU2416667C1 |
| STEEL | 2008 |
|
RU2364658C1 |
| DIE CAST STEEL | 2017 |
|
RU2647954C1 |
| STEEL | 2006 |
|
RU2321669C1 |
| STEEL | 2008 |
|
RU2364659C1 |
| STEEL | 2014 |
|
RU2556440C1 |
