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  1. 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)

  2. No Access

    Article

    On the Removal of Aluminide Coating from Blades of Gas Turbin Engine

    The peculiarities of removing ВСДП-11 coating from ЖС32 type alloy in an acidic etching bath depending on the concentration and ratio between the amounts of potassium bichromate and ammonium heptamolybdate add...

    N. A. Amirkhanova, R. R. Nev'yantseva, A. A. Bybin, I. P. Semenova… in Protection of Metals (2003)

  3. No Access

    Article

    Effect of severe plastic deformation and thermomechanical treatment on the structure and properties of titanium

    The effect of different modes of combined treatment on the microstructure and mechanical properties of long-length semiproducts from commercial purity titanium is studied. The combined production process inclu...

    G. Kh. Sadikova, V. V. Latysh, I. P. Semenova… in Metal Science and Heat Treatment (2005)

  4. Article

    Open Access

    Strength and fatigue properties enhancement in ultrafine-grained Ti produced by severe plastic deformation

    Severe plastic deformation (SPD) of titanium creates an ultrafine-grained (UFG) microstructure which results in significantly enhanced mechanical properties, including increasing the high cycle fatigue strengt...

    I. P. Semenova, R. Z. Valiev, E. B. Yakushina… in Journal of Materials Science (2008)

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  5. No Access

    Article

    Fatigue resistance of titanium with ultrafine-grained structure

    The characteristics of fatigue resistance of technically pure titanium obtained by combined treatment with the use of severe plastic deformation are studied. Fatigue tests of smooth and notched specimens are p...

    I. P. Semenova, G. Kh. Salimgareeva, V. V. Latysh… in Metal Science and Heat Treatment (2009)

  6. No Access

    Article

    High strength ultra-fine grained titanium produced via a novel SPD processing route

    This work focuses on the mechanical properties and on the deformation behavior of commercially pure (CP) Ti processed via a novel SPD route. The material was subjected to equal-channel angular pressing at 450°...

    J. M. Molina-Aldareguia, M. T. Perez-Prado… in International Journal of Material Forming (2010)

  7. No Access

    Article

    Enhanced fatigue properties of ultrafine-grained Ti rods processed by ECAP-Conform

    This study is focused on enhancement of the fatigue properties of Ultrafine Grain titanium (UFG Ti) processed by ECAP-Conform and subsequent drawing. By examining specific combinations of ECAP-Conform and draw...

    I. P. Semenova, A. V. Polyakov, G. I. Raab, T. C. Lowe… in Journal of Materials Science (2012)

  8. No Access

    Article

    Service properties of ultrafine-grained Ti–6Al–4V alloy at elevated temperature

    This study deals with investigation of mechanical properties and fatigue behavior of the ultra-fine grained (UFG) alloy Ti–6Al–4V at elevated temperatures. UFG samples were produced by means of combination of ...

    I. P. Semenova, G. I. Raab, E. R. Golubovskiy, R. R. Valiev in Journal of Materials Science (2013)

  9. No Access

    Article

    Microstructure evolution of titanium alloy VT8М-1 with globular-lamellar structure during deformation in temperature range of 650–800°С

    The microstructure evolution and mechanical behavior of the two-phase titanium VT8M-1 alloy with initial globular-lamellar structure are investigated during compression in the temperature range of 650–800°C at...

    G. S. Dyakonov, I. P. Semenova, N. V. Lopatin… in Inorganic Materials: Applied Research (2017)

  10. No Access

    Article

    Phase Transformations, Strength, and Modulus of Elasticity of Ti–15Mo Alloy Obtained by High-Pressure Torsion

    This paper is devoted to structure formation and phase transformations in the metastable Ti–15Mo β alloy during high-pressure torsion at room temperature. Transmission electron microscopy and X-ray diffraction...

    S. A. Gatina, I. P. Semenova, E. V. Ubyyvovk… in Inorganic Materials: Applied Research (2018)