Article ID Journal Published Year Pages File Type
1503341 Scripta Materialia 2007 4 Pages PDF
Abstract

The stress-rupture life of a nickel-based superalloy increases with increasing yttrium addition up to 0.013% Y, then decreases. The carbide morphology changes from continuous platelets to discrete blocks. Eutectic volume increases with increasing yttrium concentration. This results in the drop of rupture life when excess yttrium doped.

Related Topics
Physical Sciences and Engineering Materials Science Ceramics and Composites
Authors
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