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  1. No Access

    Article

    Method for Assessing the Structural Stability of Refractory Nickel Alloys Based on Determination of Parameter PS of Phase Stability

    Anew method for assessing the structural stability of nickel-base refractory alloys is suggested. The method is based on determination of the parameter of phase stability and allows for the dynamics of the deg...

    A. G. Tyagunov, D. A. Tarasov, O. B. Milder… in Metal Science and Heat Treatment (2022)

  2. No Access

    Article

    High-Temperature Melt Treatment in the Production of Heat-Resistant Alloys with a High Content of Foundry Wastes

    Metallurgical wastes are used increasingly in alloy production. Given the great volume and age of the recovered material, the content of undesirable elements and nonmetallic inclusions in the batch tends to in...

    A. G. Tyagunov, E. E. Baryshev, G. V. Tyagunov, T. K. Kostina… in Steel in Translation (2019)

  3. No Access

    Article

    Polytherms of the physical properties of metallic melts

    The temperature dependence of the kinematic viscosity, electrical resistivity, surface tension, and density of liquid steels and alloys on heating and subsequent cooling is analyzed. On that basis, the polythe...

    A. G. Tyagunov, E. E. Baryshev, G. V. Tyagunov, V. S. Mushnikov… in Steel in Translation (2017)

  4. No Access

    Article

    Influence of the chromium concentration on structure formation in liquid chromonickel alloys

    The electrical resistivity of liquid nickel–chromium alloys is studied as a function of the temperature and concentration. Experimental data indicate that the dependence of the alloys’ electrical-resistance is...

    A. G. Tyagunov, V. V. V’yukhin, G. V. Tyagunov, E. E. Baryshev… in Steel in Translation (2016)

  5. No Access

    Article

    Production of heat-resistant EP220 and EP929 alloys by high-temperature treatment of melt

    Analysis of samples of EP220 and EP929 alloys in the liquid and solid state permits the determination of the parameters for high-temperature melt treatment in their production. On heating to specific temperatu...

    A. G. Tyagunov, E. E. Baryshev, G. V. Tyagunov, V. B. Mikhailov in Steel in Translation (2013)

  6. No Access

    Article

    Thermal stability of the structure of a high-temperature nickel alloy fabricated by two different technologies

    High-temperature treatment of the melt (HTTM) is a very simple and available technique for stabilizing and improving the service properties of parts. It tonsists in heating the melt to a certain critical tempe...

    A. G. Tyagunov, E. E. Baryshev, T. K. Kostina… in Metal Science and Heat Treatment (1999)