| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: steel consists of, mas. %: carbon 0.8-1.0; silicon 0.2-0.4; manganese 1.5-2.0; chromium 0.2-0.4; vanadium 1.0-1.5; aluminium 0.1-0.2; zirconium 0.3-0.5, copper 0.5-1.0; barium 0.005-0.01; iron - the rest. ^ EFFECT: upgrading of steel strength. ^ 1 tbl |
