| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: iron contains components at following ratio, wt %: carbon 2.4-2.8; silicon 1.0-1.4; manganese 1.2-1.6; aluminium 0.15-0.2; niobium 1.1-1.3; nickel 5.8-6.2; praseodymium 1.1-1.3; iron - the rest. ^ EFFECT: raised strength of iron. ^ 1 tbl |
