STEEL Russian patent published in 1994 - IPC

FIELD: metallurgy. SUBSTANCE: steel has, wt.-%: carbon 0.1-0.2; silicon 0.01-0.4; manganese 0.1-1.8; chrome 0.5-1.5; nickel 0.1-0.5; copper 0.15-0.5; aluminium 0.02-0.12; germanium 0.0005-0.003; at least one of silicide of metals of groups IV, V, VI 0.7-1.1, and iron - the rest. Steel can contain silicide of tungsten, vanadium or chrome. Steel is used for making of machine members, building structures. EFFECT: enhanced quality of steel. 2 cl, 2 tbl