A coating is described for an airfoil blade component. The coating comprises a cermet material and has, when applied to the rotor blade, a compressive residual stress greater than about 60 ksi. In another embodiment, the compressive residual stress of the coating is in the range of approximately 90-110 ksi.
Erosion and fatigue resistant blade and blade coating
2016-08-02
Patent
Elektronische Ressource
Englisch
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