| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: steel is used in general engineering. Steel of composition, wt %: carbon 0.15-0.3, silicon 0.05-0.15, manganese 0.05-0.15, vanadium 1.0-1.5, chrome 0.5-1.0, molybdenum 0.5-1.0, niobium 0.1-0.3, zirconium 3.15-4.3, titanium 0.1-0.2, aluminium 0.15-0.3, iron - the rest. ^ EFFECT: increasing of steel impact elasticity. ^ 1 tbl |
