| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: cast iron, wt %: carbon 3.7-4.1, silicon 1.9-2.4, manganese 0.2-0.5, chrome 0.01-0.06, nickel 0.02-0.1, copper 0.02-0.1, titanium 0.02-0.05, magnesium 0.03-0.07, lanthanum 0.01-0.05, calcium 0.01-0.05, aluminium 0.01-0.05, sulfur less than 0.012, phosphor less than 0.06, iron the rest. ^ EFFECT: cast iron allows high strength and specific elongation at keeping of tolerable machining quality. ^ 2 tbl |
