Substrate protected by superalloy bond coat system and microcracked thermal barrier coating

A protected article includes a substrate having a surface, and a protective system overlying and contacting a first portion of the surface of the substrate. The protective system has a nickel-base superalloy bond coat, an aluminide layer overlying and contacting the bond coat, and a dense vertically...

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Bibliographische Detailangaben
Hauptverfasser: TOMLINSON THOMAS J, NAGARAJ BANGALORE A, PATRICK D. K, PARRY DAVID W
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A protected article includes a substrate having a surface, and a protective system overlying and contacting a first portion of the surface of the substrate. The protective system has a nickel-base superalloy bond coat, an aluminide layer overlying and contacting the bond coat, and a dense vertically microcracked ceramic thermal barrier coating overlying and contacting the aluminide layer.