Metal Science and Heat Treatment

, Volume 18, Issue 5, pp 453–454 | Cite as

Effect of heat treatment on properties of alloy NT25A5

  • E. V. Vasil'eva
  • A. S. Gorbova
  • D. A. Prokoshkin
Technical Information


Vacuum annealing at 700° for 15 h substantially improves the elastic limit, microhardness, and modulus of elasticity of niobium alloy NT25A5. The electrical resistivity of the alloy changes negligibly under these conditions.


Heat Treatment Niobium Electrical Resistivity Elastic Limit Vacuum Annealing 
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Literature Cited

  1. 1.
    E. V. Vasil'eva et al., "Niobium alloy for elastic elements of instruments operating at elevated temperatures," Izv. Vuzov, Mashinostroenie, No. 8, 173 (1974).Google Scholar
  2. 2.
    A. G. Rakhshtadt and M. A. Shtremel', "New method of determining the elastic limit on thin flat samples," Zavod. Lab., No. 6, 744 (1960).Google Scholar

Copyright information

© Plenum Publishing Corporation 1976

Authors and Affiliations

  • E. V. Vasil'eva
  • A. S. Gorbova
  • D. A. Prokoshkin

There are no affiliations available

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