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Metal Science and Heat Treatment

, Volume 51, Issue 1–2, pp 96–100 | Cite as

Reconditioning heat treatment of turbine blades from refractory nickel alloy

  • A. M. Smyslov
  • V. V. Sedov
  • A. A. Bybin
  • R. R. Nev’yantseva
Article
  • 53 Downloads

The structure and mechanical properties of nickel alloy IN738LC with a level of high-temperature strength and corrosion resistance similar to that of domestic alloy 3MI-3U are studied after long-term operation and reconditioning heat treatment, i.e., homogenizing at different temperatures.

Keywords

Nickel Alloy Turbine Blade Root Part Standard Heat Treatment Ultimate Rupture Strength 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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References

  1. 1.
    V. P. Kuznetsov and V. P. Lesnikov, “Criteria of reparability and processes of reconditioning of moving blades GTE turbines,” Gazoturb. Tekhnol., No. 1, 26 – 30 (2004).Google Scholar
  2. 2.
    Yu. G. Bykov, A. V. Logunov, I. M. Razumovskii, and V. S. Frolov, “Change in the density of alloy ZhS6U in the process of operation,” Metalloved. Term. Obrab. Met., No. 7, 29 – 32 (2007).Google Scholar
  3. 3.
    I. N. Tsareva, Yu. P. Tkachenko, and Ya. A. Fel, “Post-operation state and technology of prolongation of service life of blades of low-pressure turbines of GTK-25I gas-pumping units,” Vestn. Samarsk. Gosud. Aerokosm. Univ., No. 2, 149 – 153 (2006).Google Scholar
  4. 4.
    E. V. Monastyrskaya, G. I. Morozova, and Yu. B. Vlasov, “Structure, phase composition, and properties of corrosion-resistant refractory alloy ChS88U,” Metalloved. Term. Obrab. Met., No. 8, 39 – 44 (2006).Google Scholar
  5. 5.
    L. G. Kornelyuk, A. Yu. Lozovoi, and I. M. Razumovskii, “Enhancement of diffusion in deformation-induced nonequilibrium grain boundaries,” Philos. Mag., A77(2), 465 – 474 (1997).ADSGoogle Scholar
  6. 6.
    N. V. Abraimov and Yu. S. Eliseev, Thermochemical Treatment of Refractory Steels and Alloys [in Russian], Intermet Engineering, Moscow (2001).Google Scholar
  7. 7.
    C. T. Sims, N. S. Stoloff, and W. K. Hagel (eds.), Superalloys II: Refractory Materials for Aerospace and Industrial Power Units, Vol. 1 [Russian translation], Metallurgiya, Moscow (1995).Google Scholar
  8. 8.
    A. I. Rybnikov, I. I. Kryukov, N. V. Mozhaiskaya, and N. V. Dashunin, “Lifetime of GTK-25I moving blades of HPT from alloy ZMI-3U,” Teploenergetika, No. 2, 68 – 72 (2003).Google Scholar
  9. 9.
    K. A. Yushchenko, V. S. Savchenko, and A. V. Zvyagintseva, “Effect of heat treatment and degree of alloying on the structural changes of nickel alloys,” Avtomat. Svarka, No. 7, 14 – 16 (2004).Google Scholar
  10. 10.
    E. N. Kablov, Cast Blades of Gas Turbine Engines (Alloys, Production Processes, Coatings) [in Russian], MISiS, Moscow (2001).Google Scholar
  11. 11.
    L. B. Getsov, Materials and Strength of Gas Turbine Parts [in Russian], Nedra, Moscow (1996).Google Scholar
  12. 12.
    M. B. Bronfin, S. T. Kishkin, I. V. Nikulina, et al., “Dislocations and high-temperature strength,” in: Aircraft Materials at the Dawn of the XX – XXI Centuries [in Russian], ONTI VIAM, Moscow (1994), pp. 452 – 460.Google Scholar
  13. 13.
    M. B. Bronfin, N. S. Gerchikova, S. T. Kishkin, et al., “Use of reconditioning thermovacuum treatment for repairing blades from alloy VZhL12U,” in: Novel Production Processes and Reliability of GTE [in Russian], TsIAM, Moscow (1980), No. 4, pp. 24 – 30.Google Scholar
  14. 14.
    S. T. Kishkin and G. I. Morozova, “Special features of the method of physicochemical phase analysis of modern refractory nickel alloys,” in: Aircraft Materials. Methods for Studying Structural Materials [in Russian], ONTI VIAM, Moscow (1987), pp. 86 – 93.Google Scholar

Copyright information

© Springer Science+Business Media, Inc. 2009

Authors and Affiliations

  • A. M. Smyslov
    • 1
  • V. V. Sedov
    • 2
  • A. A. Bybin
    • 1
  • R. R. Nev’yantseva
    • 1
  1. 1.Ufa State Aircraft Engineering UniversityUfaRussia
  2. 2.“Gazprom” CompanyMoscowRussia

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