| 摘要 |
FIELD: powder metallurgy; sintered hard alloys for manufacture of tools, drills and cutters. ^ SUBSTANCE: proposed sintered hard alloy contains the following constituents, mass-%: tungsten carbide, 84-86; binder, 14-16. Binder contains the following components, mass-%: molybdenum, 20-230; niobium, 40-50; cobalt, 20-40. ^ EFFECT: high strength of alloy. ^ 1 tbl |
