Article | REF: M4770 V1

Superalloys

Author: Philippe HERITIER

Publication date: July 10, 2022 | Lire en français

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    8. Heat treatment

    After hot forming and processing, the final touch is to obtain the right microstructure, which determines the final properties:

    • grain size ;

    • the distribution and size of the desired precipitates (essentially the hardening phases).

    Heat treatment generally consists of three major stages [M 1 165] :

    • solution heat treatment (950/1,200°C) ;

    • cooling mode after dissolving: air, oil, water ;

    • ...
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