FIELD: metallurgy; power engineering.
SUBSTANCE: invention can be used in production of metallurgical equipment and cutting tools. Proposed steel contains, mass %: carbon 0.8-1.0, silicon 0.3-0.5, manganese 5.0-6.0, chromium 10.0-12.0 tungsten 6.0-7.0, molybdenum 4.5-5.5, vanadium 0.5-1.0, nickel 0.2-0.4, niobium 2.0-4.0, hafnium 4.0-5.0m boron 0.1-0.2, the remainder being iron.
EFFECT: increased thermal stability of steel and, consequently, service life of articles made of steel.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| STEEL | 2006 |
|
RU2313616C1 |
| TOOL STEEL | 2007 |
|
RU2332511C1 |
| DIE STEEL | 2006 |
|
RU2319785C1 |
| STEEL | 2007 |
|
RU2349673C1 |
| STRUCTURAL STEEL | 2011 |
|
RU2445396C1 |
| TOOL STEEL | 2007 |
|
RU2339729C2 |
| STAMPING STEEL | 2006 |
|
RU2331714C1 |
| STEEL | 2006 |
|
RU2311483C1 |
| STEEL | 2006 |
|
RU2320765C1 |
| STEEL | 2006 |
|
RU2307201C1 |
