Article ID Journal Published Year Pages File Type
5457918 International Journal of Refractory Metals and Hard Materials 2017 10 Pages PDF
Abstract
The residual thermal stresses of MoSi2-SiCp + refractory metal foil laminated composites are estimated, in this paper, by both finite element methods (FEMs) as well as analytical expressions. It is observed in the present study that the refractory metal foils are found to possess compressive stresses, while the MoSi2-SiCp matrix layer is under tensile stresses. The Nb foil reinforced laminated composite is found to possess the lowest residual stresses owing to a lower thermal expansion mismatch between MoSi2-SiCp matrix and the Nb foil as compared to the Mo and Ta foils.
Related Topics
Physical Sciences and Engineering Materials Science Metals and Alloys
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