FIELD: metallurgy. SUBSTANCE: steel has, wt. -% : carbon 0.9-1.2; silicon 0.3-0.4; manganese 0.4-0.5; vanadium 5.5-6.5; molybdenum 4- 5; chrome 12-14; nitrogen 0.07-0.12; zirconium 1-2; magnesium 0.05-0.07; copper 0.7-1.0; tungsten 1.4-2.0; calcium 0.05-0.07; boron 0.05-0.07, and iron - the rest. Steel is used for cutters making. EFFECT: enhanced safety of steel articles. 1 tbl
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|---|---|---|---|
| RAPID STEEL | 2016 |
|
RU2619539C1 |
| STEEL | 2006 |
|
RU2321672C1 |
| STRUCTURAL STEEL | 2011 |
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| TOOL STEEL | 2006 |
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| TOOL STEEL | 2007 |
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RU2332516C1 |
| STEEL | 2007 |
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RU2349673C1 |
| STEEL | 2011 |
|
RU2477760C1 |
