Observations of the spallation modes in an overlay coating and the corresponding thermal barrier coating system

Materials at High Temperatures

Volumn 17, Issue 2, 2000, Pages 219-224

  Taylor, M P ^a   Niranatlumpong, P ^a   Evans, H E ^a   Ponton, C B ^a  

^a UNIVERSITY OF BIRMINGHAM   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

CRACK PROPAGATION; HIGH TEMPERATURE TESTING; MICROSCOPIC EXAMINATION; NICKEL ALLOYS; OXIDATION; PLASMA APPLICATIONS; REACTION KINETICS; SCANNING ELECTRON MICROSCOPY; SPALLING; SPRAYING; SUPERALLOYS; THERMAL EFFECTS;

OVERLAY COATING; PLASMA SPRAYED COATING; SPALLATION; THERMAL BARRIER COATING SYSTEM; THERMALLY GROWN OXIDES; YTTRIA STABILIZED ZIRCONIA;

PROTECTIVE COATINGS;

EID: 0033686272     PISSN: 09603409     EISSN: None     Source Type: Journal    
DOI: 10.1179/mht.2000.17.2.006     Document Type: Article

References (6)

1. Evans H.E. and Lobb R.C. Conditions for the Initiation of Oxide Scale Cracking and Spallation. Corros. Sci., 24(3), 209-222 (1984).
2. Strawbridge A., Evans H.E. and Ponton C.B. Spallation of Oxide Scales from NiCrAlY Overlay Coatings. Mater. Sci. Forum 251-254, 365-372 (1997).
3. Niranatlumpong P., Evans H.E. and Ponton C.B. The Failure of Protective Oxides on Plasma-Sprayed NiCrAlY Overlay Coatings. Oxid. Metals, in press.
4. Shillington E.A.G. and Clarke D.R. Spalling Failure of a Thermal Barrier Coating Associated with Aluminium Depletion in the Bond Coat. Acta Mater. 47(4), 1297-1305 (1999).
5. Haynes J.A., Rigney E.D., Ferber M.K. and Porter W.D. Oxidation and degradation of a plasma-sprayed thermal barrier coating system. Surf. Coat. Technol. 86-87, 102-108 (1996).
6. Freborg A.M., Ferguson B.L., Brindley W.J. and Petrus G.J. Bond Coat Considerations for Thermal Barrier Coatings. The 85th Meeting of the RTO Structures and Materials Panel. October 13-17 (1997).