Correlating Grain Boundary Microstructure and Ductility Loss on Aging in Haynes® 25

Haynes® 25 is a cobalt-base superalloy known for its excellent high temperature strength and corrosion resistance. However, this alloy undergoes severe embrittlement on aging at elevated temperatures. Historical research associated this ductility loss with the formation of a Co2W Laves phase, but mo...

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Bibliographic Details
Main Author: Glanton, Darryl Britt
Published: Trace: Tennessee Research and Creative Exchange 2007
Subjects:
Online Access:http://trace.tennessee.edu/utk_gradthes/135