Intergranular crack tip oxidation in a Ni-base superalloy

High-temperature intergranular crack tip oxidation under a single 600 s long sustained tensile load at 700 °C was studied for the Ni-base superalloy Allvac 718Plus. High-resolution analytical techniques showed oxidation to take place at and immediately ahead of the tip of an open crack, forming a cl...

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Bibliographic Details
Main Authors: Viskari, L, Hörnqvist, M, Stiller, K, Moore, K, Cao, Y
Format: Journal article
Published: 2013