| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: cast iron contains, wt %: carbon 3.4-3.8; silicon 0.8-1.2; manganese 0.5-0.7; copper 1.0-1.5; aluminium 0.1-0.13; calcium 0.002-0.004; cerium 0.1-0.15; nitrogen 0.0008-0.001; iron - the rest. ^ EFFECT: cast iron allows high strength. ^ 1 tbl |
