γ′ precipitation kinetics in the powder metallurgy superalloy N19 and influence of the precipitation latent heat

The N18 superalloy, powder metallurgy processed, is used for high-pressure turbine disks of the Snecma M88 engine and has been extensively studied. The size distribution of its γ′ precipitates was first modelled in the late 1980's using a binary alloy model [1]. The precipitation model has bee...

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Bibliographic Details
Main Authors: Perrut Mikael, Locq Didier
Format: Article
Language:English
Published: EDP Sciences 2014-01-01
Series:MATEC Web of Conferences
Online Access:http://dx.doi.org/10.1051/matecconf/20141409004

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