HIGH-STRENGTH ANTIFRICTIONAL CAST IRON

摘要

FIELD: metallurgy. ^ SUBSTANCE: invention concerns metallurgy field. Particularly it concerns high-strength alloyed structural cast irons for engine's molded pieces. Cast iron contains, wt %: carbon 3.1-3.6; silicon 2.0-2.5; manganese 0.8-1.2; nickel 0.7-1.5; molybdenum 0.2-0.4; copper 0.6-1.5; chrome 0.02-0.06; magnesium 0.02-0.03; cerium 0.03-0.05; titanium 0, .03-0.55; aluminium 0.02-0.12; phosphorus 0.03-0.10; calcium 0.002-0.01; iron - the rest. ^ EFFECT: increasing of cast iron endurance strength and wear resistance. ^ 2 tbl