The design of specific microstructures in order to obtain materials with desired properties

Berghezan, A.;Fourdeux, A.
(1972) Metallography — Vol. 5, n° 6, p. 485-499 (1972)

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  • Berghezan, A.
    Author
  • Fourdeux, A.
    Author
Abstract
A new material has been prepared by a powder metallurgy process. It has been designed to exhibit good strength at both low and very high temperatures. After a critical evaluation of the most recent scientific and technological data (requirements), it was possible to formulate a `design philosophy' which then served as a basis for its preparation. The authors summarize first, the `basic philosophy' and then describe in some detail the complex structure of the material obtained with the aid of this philosophy. The paper is mainly concerned with the investigation of this complex structure. It appears to be a combination of several individual structures which were deliberately incorporated into the same material. It is then shown that the structure explains the mechanical properties of the material. As a final conclusion it is shown that powder metallurgy appears to offer high flexibility when it is necessary to synthesize desired structures in order to obtain a special behaviour in service, such as high temperature, strength, and stability.
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Berghezan, A., & Fourdeux, A. (1972). The design of specific microstructures in order to obtain materials with desired properties. Metallography, 5(6), 485-499. https://hdl.handle.net/2078.5/149334 (Original work published 1972)