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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.1 tbl