FIELD: metallurgy.
SUBSTANCE: invention refers to metallurgy and can be used for fabricating tool for tillage. Steel contains, mass %: carbon 0.3-0.5; silicon 0.7-1.3; manganese 0.7-1.3; chromium 2.0-2.3; aluminium 0.08-0.12; calcium 0.008-0.012; boron 0.08-0.12; titanium 0.1-0.2; copper 0.3-0.7; molybdenum 2.0-3.0; zirconium 0.3-0.5; tellurium 0.0002-0.0004, the rest being iron.
EFFECT: upgraded steel resistance to abrasive wear.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| STEEL | 2006 |
|
RU2332516C1 |
| STEEL | 2011 |
|
RU2477760C1 |
| CAST IRON | 2008 |
|
RU2368690C1 |
| WEAR-RESISTANT STEEL | 2006 |
|
RU2310008C1 |
| ALLOY FOR PUNCHING TOOL MANUFACTURING | 2009 |
|
RU2392341C1 |
| STEEL | 2006 |
|
RU2318069C1 |
| PRESSED STEEL | 2007 |
|
RU2334824C1 |
| STEEL | 2008 |
|
RU2361962C1 |
| STAINLESS STEEL | 2006 |
|
RU2318072C1 |
| IRON | 2006 |
|
RU2326972C1 |
