Thermodynamic Modeling and Experimental Study of Phase Transformations in Alloys Based on γ-TiAl


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Abstract

Thermo-Calc software is used to model the composition diagram for alloys based on γ-TiAl of the systems Ti – Al – Mo – (4 – 10) at.% Nb and Ti – Al – Nb – X (X is Cr, Mo, V). The effect of alloying on critical points and sequence of phase transformations is established. Changes in phase composition in relation to alloy TNM-B1 temperature are analyzed using a polythermal section of the Ti – Al – Nb – Mo system.

About the authors

A. V. Kuznetsov

Belgogrod State University (BelGU)

Email: sokolovskiy@bsu.edu.ru
Russian Federation, Belgogrod

V. S. Sokolovskii

Belgogrod State University (BelGU)

Author for correspondence.
Email: sokolovskiy@bsu.edu.ru
Russian Federation, Belgogrod

G. A. Salishchev

Belgogrod State University (BelGU)

Email: sokolovskiy@bsu.edu.ru
Russian Federation, Belgogrod

N. A. Belov

National University of Science and Technology “MISiS”

Email: sokolovskiy@bsu.edu.ru
Russian Federation, Moscow

N. A. Nochovnaya

Federal State Unitary Enterprise “VIAM”

Email: sokolovskiy@bsu.edu.ru
Russian Federation, Moscow

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