WEAR-RESISTANT CAST IRON

摘要

FIELD: metallurgy. ^ SUBSTANCE: wear-resistant cast iron with spherical graphite contains the following, wt %: carbon 3.0-4.6; silicium 1.5-3.5; manganese 0.2-0.8; nickel 3.0-5.0; boron 0.06-0.40; vanadium 3.0-6.0; copper 0.2-0.8; aluminium 0.1-0.7; cerium 0.02-0.20; magnesium 0.02-0.08; tungsten 4.0-6.0; calcium 0.06-0.80; sulphur 0.01-0.03; phosphorus 0.02-0.08; iron is the rest. ^ EFFECT: cast iron is highly wear-resistant in conditions of impact abrasive wear. ^ 2 cl, 2 tbl