FIELD: ferrous metallurgy. SUBSTANCE: steel includes the following components, % by weight: carbon 0.10-0.18; silicon 0.4-1.4; chromium 0.6-0.9; nickel 0.3-0.8; copper 0.2-0.6; vanadium 0.1-0.10; titanium 0.1-0.4; calcium 0.005-0.02; sulfur 0.010-0,035 and iron as the balance. The characterization of steel is as follows: bending strength 720-760 MPa, tensile strength 480-510 MPa. EFFECT: increased cyclic impact strength, high wear-resisting properties. 1 tbl
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Authors
Dates
1994-01-15—Published
1990-11-12—Filed