Influence of bondcoat pre-treatment and surface topology on the lifetime of EB-PVD TBCs

Surface and Coatings Technology

Volumn 165, Issue 3, 2003, Pages 217-223

  Lau, H ^a   Leyens, C ^a   Schulz, U ^a   Friedrich, C ^b  

^a GERMAN AEROSPACE CENTER DLR   (Germany)

^b MTU AERO ENGINES GMBH   (Germany)

Author keywords

Aspect ratio; NiCoCrAlY; Pre treatment; PtAl; Surface topology; Thermally grown oxide

Indexed keywords

DIFFUSION; ELECTRON BEAMS; NICKEL COMPOUNDS; PHYSICAL VAPOR DEPOSITION; SCANNING ELECTRON MICROSCOPY; SURFACE ROUGHNESS; THERMAL CYCLING;

DIFFUSION COATINGS;

THERMAL BARRIER COATINGS;

COATING; DIFFUSION; LIFE ASSESSMENT; SURFACE PROPERTY; SURFACE ROUGHNESS;

EID: 0037450358     PISSN: 02578972     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0257-8972(02)00726-0     Document Type: Article

References (17)

1. W.A. Nelson, R.M. Orenstein, J. Therm. Spray Technol. 6 (2) (1997) 187-192.
2. D. Rigney, R. Viguie, D. Wortman, D. Skelly, J. Therm. Spray Technol. 6 (2) (1997) 167-175.
3. A. Maricocchi, A. Bartz, D. Wortmann, J. Therm. Spray Technol. 6 (2) (1997) 193-198.
4. C. Leyens, U. Schulz, K. Fritscher, M. Bartsch, M. Peters, W.A. Kaysser, Zeitschrift fur Metallkunde 92 (2001) 762-771.
5. U. Schulz, M. Menzebach, C. Leyens, Y. Yang, Surf. Coat. Technol. 146-147 (2001) 117-123.
6. B.M. Warnes, D.C. Punola, Surf. Coat. Technol. 1 (1997) 94-95.
7. P.K. Wright, Mater. Sci. Eng. A 245 (1998) 191-200.
8. U. Leushake, T. Krell, U. Schulz, M. Peters, W.A. Kaysser, B.H. Rabin, Surf. Coat. Technol. 94-95 (1997) 131-136.
9. B. Pint, I. Wright, W. Lee, Y. Zhang, K. Prüβner, K. Alexander, Mater. Sci. Eng. A 245 (1998) 201-211.
10. K. Fritscher, U. Schulz, M. Schmucker, EB-PVD TBC lifetime response to various BC pre-treatments, in: M. Schutze, W.J. Quadakkers (Eds.), Cyclic Oxidation of High Temperature Materials, IOM Communications, London, UK, 1999, pp. 383-391.
11. H. Lau, C. Leyens, U. Schulz, C. Friedrich, Effects of TGO surface topology and bondcoat annealing on TBC performance, International Symposium on Advanced Thermal Barrier Coatings and Titanium Aluminides for Gas Turbines TURBOMAT 2002-Proceedings, session TBC II, published by German Aerospace Center (DLR), 2002, pp. 193-196.
12. K. Vaidyanathan, M. Gell, E. Jordan, Surf. Coat. Technol. 133-134 (2000) 28-34.
13. H. Lau, C. Leyens, U. Kaden, et al., Influence of bondcoat pre-treatment on the thermal cyclic lifetime of EBPVD TBCs, Materials Week 2001-Proceedings, session K3: Advanced Ceramic Materials-Coatings Ed. Werkstoffwoche-Partnerschaft GbR, published by Werkstoff-Informationsgesellschaft mbH, Frankfurt, 2002, pp. 1-8.
14. J. Schilbe, Surf. Coat. Technol. 133-134 (2000) 35-39.
15. D.R. Mumm, A.G. Evans, I.T. Spitsberg, Acta Materialia 49 (2001) 2329-2340.
16. A.G. Evans, D.R. Mumm, J.W. Hutchinson, G.H. Meier, F.S. Pettit, Prog. Mater. Sci. 46 (2001) 505-553.
17. Per Kofstad, Nonstoichiometry, Diffusion and Electrical Conductivity in Binary Metal Oxides, Robert E. Krieger Publishing Company, Florida, 1983, p. 153-165 and 343-348.