FIELD: metallurgy.
SUBSTANCE: invention relates to powder metallurgy and is intended for production of wear-resistant alloys based on titanium carbonitride, operating in difficult conditions of dynamic loading, high contact pressures and speeds. Composite powder based on titanium carbonitride TiC0.5N0.5 to obtain a sintered wear-resistant alloy for high-load friction assemblies contains 20-30 wt% of tungsten, 2.5-3 wt% of selenium, 4.5-6 wt% gallium, 2.5-4 wt% indium and the rest is titanium carbonitride TiC0.5N0.5. Ratio of tungsten W to selenium Se is within range of 7.3-8.0.
EFFECT: high wear resistance at high temperatures, which ensures operational reliability of high-load friction assemblies.
1 cl, 2 tbl
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Authors
Dates
2020-12-03—Published
2020-06-19—Filed