HOT-ROLLED STEEL HIGH-STRENGTH Russian patent published in 2008 - IPC C22C38/50 

Abstract RU 2334019 C1

FIELD: metallurgy.

SUBSTANCE: invention concerns metallurgy field and can be used for sheet products receiving. Steel contains, mass %: carbon 0.1-0.2; silicon 0.2-0.4; manganese 0.7-1.3; chrome 0.7-1.3; nickel 1.7-2.3; copper 0.7-1.3; aluminium 0.1-0.2; titanium 0.1-0.2; argon 0.002-0.004; magnesium 0.01-0.02; rare-earth metals 0.1-0.2; strontium 0.001-0.002; molybdenum 1.7-2.3; zirconium 0.2-0.4; iron - the rest.

EFFECT: steel mechanical properties improving.

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RU 2 334 019 C1

Authors

Shchepochkina Julija Alekseevna

Dates

2008-09-20Published

2007-01-25Filed