STEEL Russian patent published in 2007 - IPC C22C38/14 

FIELD: ferrous metallurgy.

SUBSTANCE: invention relates to compositions of steel that can be used chemical machine engineering. Proposed steel comprises the following components, wt.-%: carbon, 0.08-0.12; silicon, 0.1-0.2; manganese, 0.8-1.2; titanium, 0.4-0.6; aluminum, 0.01-0.03; calcium, 0.001-0.002; zirconium, 0.3-0.5; arsenic, 0.03-0.08; cerium, 0.05-0.1; niobium, 0.8-1.2; nickel, 6.0-8.0, and iron, the balance. Invention provides enhancing anticorrosion stability of steel.

EFFECT: improved and valuable property of steel.

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