| 摘要 |
FIELD: metallurgy; composition of cast iron for manufacture of parts subjected to friction and cutting tools. ^ SUBSTANCE: proposed cast iron contains the following components, mass-%: carbon, 3.56-3.61; silicon, 0.17-0.20; manganese, 0.25-0.28; phosphorus, 0.052-0.06; sulfur, 0.018-0.02; copper, 0.03-0.06; chromium, 1.45-1.52; nickel, 0.10-0.13; molybdenum, 0.80-0.93; titanium, 0.01-0.03; vanadium, 0.60-0.70; tungsten, 1.96-2.13; the remainder being iron. ^ EFFECT: enhanced wear resistance and ultimate breaking strength. ^ 2 tbl, 1 ex |
