FIELD: metallurgy. SUBSTANCE: steel contains, mas. carbon 0.15-0.25; manganese 0.4-0.8; silicon 0.15-0.30; chromium 0.01-0.30; nickel 0.01-0.30; copper 0.01-0.30; calcium 0.01-0.015; rare-earth metals 0.001-0.01; titanium 0.02-0.06; vanadium 0.02-0.06; barium 0.001- 0.01; the balance, iron. Steel after controlled rolling offers optimal combination of strength and ductility. EFFECT: improved quality. 2 tbl
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Year |
Author |
Number |
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2020 |
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|
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2008 |
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|
RU2365667C1 |
| STRUCTURE STEEL OF HIGH IMPACT RESILIENCE AT CRYOGENIC TEMPERATURE |
2009 |
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- Golovanov Aleksandr Vasil'Evich
- Baranov Vladimir Pavlovich
- Sosin Sergej Vladimirovich
|
RU2414520C1 |
| RAIL STEEL |
2008 |
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|
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2011 |
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RU2496906C2 |
| COLD-RESISTANT STEEL |
2017 |
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|
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| COLD-RESISTANT HIGH-STRENGTH STEEL |
2020 |
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|
RU2746598C1 |
| THICK COLD-RESISTANT STEEL |
2017 |
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|
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2009 |
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| STEEL FOR OIL-TRUNK AND GAS-MAIN PIPELINES |
2001 |
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