FIELD: ferrous metallurgy. SUBSTANCE: steel comprises following components used in predetermined ratio, wt%: carbon 0,23-0.35; silicon 0.95-1.1; manganese 0.6-0.7; chromium 0.8-0.95; nickel 0.9-1.1; vanadium 0.05-0.15; tungsten 0.6-0.75; calcium 0.001-0.35; phosphor 0.001-0.005; sulfur 0.001-0.005; copper 0.005-0.18; iron the balance. EFFECT: increased corrosion resistance, impact toughness and wear resistance. 1 tbl
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Authors
Dates
2003-10-10—Published
2002-03-01—Filed