FIELD: metallurgy; steels for manufacture of articles working under heavy thermo-cyclic loads.
SUBSTANCE: proposed steel contains the following components, mass-%: carbon, 0.1-0.3; silicon, 0.1-0.3; manganese, 0.5-1.0; chromium, 4.5-5.5; calcium, 0.001-0.003; titanium, 0.3-0.8; yttrium, 0.02-0.04; boron, 0.03-0.08; cobalt, 2.0-3.0; tungsten, 0.5-1.0; the remainder being iron.
EFFECT: increased service life of articles made from this steel.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| THERMO RESISTANT STEEL | 2007 |
|
RU2331703C1 |
| CAST IRON | 2008 |
|
RU2354738C1 |
| STEEL | 2006 |
|
RU2321672C1 |
| TOOL STEEL | 2007 |
|
RU2339729C2 |
| DIE STEEL | 2006 |
|
RU2308534C1 |
| STEEL | 2007 |
|
RU2352681C1 |
| STEEL | 2011 |
|
RU2446226C1 |
| STEEL | 2006 |
|
RU2313616C1 |
| STEEL | 2016 |
|
RU2627529C1 |
| STRUCTURAL STEEL | 2006 |
|
RU2323272C2 |
