K. V. Sergienko, S. V. Konushkin, Ya. A. Morozova, S. V. Gorbunov, A. G. Kolmakov, M. A. Sevost’yanov
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引用次数: 0
Abstract
The production of an advanced biomedical Ti–(30–46)Zr–9Nb (at %) alloys by melting in an argon arc furnace and subsequent homogenizing annealing is demonstrated. Peculiarities of the microhardness, phase composition, and structure of the ingots are studied. After melting, the structure of the alloy is shown to be mainly granular with dendritic areas consisting of β-Ti at the expense of a large content of β stabilizers. Annealing of the alloy at 1000°C for 2 h is noted to result in leveling the chemical composition, which leads to the destruction of the dendritic structure.
期刊介绍:
Russian Metallurgy (Metally) publishes results of original experimental and theoretical research in the form of reviews and regular articles devoted to topical problems of metallurgy, physical metallurgy, and treatment of ferrous, nonferrous, rare, and other metals and alloys, intermetallic compounds, and metallic composite materials. The journal focuses on physicochemical properties of metallurgical materials (ores, slags, matters, and melts of metals and alloys); physicochemical processes (thermodynamics and kinetics of pyrometallurgical, hydrometallurgical, electrochemical, and other processes); theoretical metallurgy; metal forming; thermoplastic and thermochemical treatment; computation and experimental determination of phase diagrams and thermokinetic diagrams; mechanisms and kinetics of phase transitions in metallic materials; relations between the chemical composition, phase and structural states of materials and their physicochemical and service properties; interaction between metallic materials and external media; and effects of radiation on these materials.