CAST IRON

摘要

FIELD: metallurgy.SUBSTANCE: cast iron contains, wt %: carbon 3.6-4.2; silicon 0.8-1.2; manganese 0.8-1.2; chrome 0.08-0.12; barium 0.001-0.002; tin 0.001-0.002; copper 4.2-4.6; niobium 0.7-1.1; boron 0.3-0.4; iron - balance.EFFECT: increased thermal resistance.1 tbl