| 摘要 |
FIELD: metallurgy.SUBSTANCE: cast-iron contains the following, wt %: carbon 3.0-3.4; silicon 1.2-1.8; manganese 0.3-0.4; magnesium 0.003-0.005; aluminium 0.3-0.4; cobalt 1.7-2.1; iron is the rest.EFFECT: increasing cast-iron thermal resistance.1 tbl |
