WEAR RESISTANT COLD-RESISTANT STEEL Russian patent published in 1997 - IPC

FIELD: ferrous metallurgy. SUBSTANCE: wear resistant cold-resistant steel comprises, mas. %: carbon, 1.0-1.5; silicium, 2.5-3.5; chromium, 3.5-5.0; manganese, 2.0-4.0; nickel, 0.4-2.0; molybdenum, 0.1-0.3; copper, 0.5-1.0; niobium oxide, 0.01-0.5; zirconium oxide, 0.005-0.01; 0.005-0.01 mass % of titanium oxide 0.005-0.01; ferrum, the balance. EFFECT: higher quality of desired article. 2 tbl