FIELD: metallurgy.
SUBSTANCE: invention refers to metallurgy and can be used for fabrication of pipes, reservoirs and tanks. Steel contains, mass.%: carbon 0.4-0.8; silicon 0.4-0.8, manganese 0.4-0.8; chromium 1.0-2.0; aluminium 0.1-0.2; titanium 0.1-0.2; nitrogen 0.02-0.04; arsenic 0.003-0.005; niobium 0.4-0.8; molybdenum 3.5-4.5; beryllium 0.003-0.005; iron constitutes the remaining percentage.
EFFECT: upgraded hardness of steel.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| STEEL | 2008 |
|
RU2361962C1 |
| STEEL | 2006 |
|
RU2318069C1 |
| STEEL | 2006 |
|
RU2325462C1 |
| STEEL | 2006 |
|
RU2331715C1 |
| CAST IRON | 2006 |
|
RU2359060C2 |
| CAST IRON | 2007 |
|
RU2342460C1 |
| STEEL | 2011 |
|
RU2478134C1 |
| ALLOY FOR MANUFACTURING OF STAMPING TOOL | 2008 |
|
RU2367698C1 |
| STEEL | 2007 |
|
RU2334819C1 |
| STAINLESS STEEL | 2007 |
|
RU2341584C2 |
