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TECHNICAL PAPERS: Gas Turbines: Structures and Dynamics

Critical Plane Fatigue Modeling and Characterization of Single Crystal Nickel Superalloys

[+] Author and Article Information
Rajiv A. Naik, Daniel P. DeLuca, Dilip M. Shah

Pratt & Whitney, 400 Main Street, East Hartford, CT 06108

J. Eng. Gas Turbines Power 126(2), 391-400 (Jun 07, 2004) (10 pages) doi:10.1115/1.1690768 History: Received December 01, 2001; Revised March 01, 2002; Online June 07, 2004
Copyright © 2004 by ASME
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References

Cowles,  B. A., 1996, “High Cycle Fatigue Failure in Aircraft Gas Turbines: An Industry Perspective,” Int. J. Fract., 80, pp. 147–163.
Deluca, D. P., and Annis, C., 1995, “Fatigue in Single Crystal Nickel Superalloys,” Final Technical Report, Office of Naval Research Contract No. N00014-91-C-0124, Department of the Navy, FR23800, Aug.
Walls, D., 1997, “Shear-Based Fatigue Failure Criteria for PWA 1480 Single Crystal,” Pratt & Whitney internal document.
Arakare, N. K., and Swanson, G., 2000, “Effect of Crystal Orientation on Fatigue Failure of Single Crystal Nickel Base Turbine Blade Superalloys,” Proceedings of the International Gas Turbine & Aeroengine Congress & Exhibition, Munich, Germany, May 8–11.
Lekhnitskii, S. G., 1963, Theory of Elasticity of an Anisotropic Elastic Body, Holden-Day, Oakland, CA.
Findley,  W. N., 1959, “A Theory for the Effect of Mean Stress on Fatigue of Metals Under Combined Torsion and Axial Load or Bending,” Trans. ASME, J. Eng. Ind., 81, pp. 301–306.
Fatemi,  A., and Socie,  D. F., 1988, “A Critical Plane Approach to Multiaxial Fatigue Damage Including Out-of-Phase Loading,” Fatigue Fract. of Eng. Mater.,11(3), pp. 149–165.
Fatemi,  A., and Kurath,  P., 1988, “Multiaxial Fatigue Life Predictions Under the Influence of Mean-Stresses,” Trans. ASME J. Eng. Mater. Technol., 110, pp. 380–388.
Chu, C.-C., Conle, F., and Bonnen, J. J., 1993, “Multiaxial Stress-Strain Modeling and Fatigue Life Prediction of SAE Axle Shafts,” Advances in Multiaxial Fatigue, D. L. McDowell and R. Ellis, eds., ASTM, Philadelphia, PA, ASTM STP 1191, pp. 37–54.
McDiarmid,  D. L., 1991, “A General Criterion for High Cycle Multiaxial Fatigue Failure,” Fatigue Fract. Eng. Mater. Struct., 14, 429–453.

Figures

Grahic Jump Location
Octahedral 〈111〉 planes and 〈110〉 family of slip directions for a single crystal
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Plan view of octahedral 〈111〉 planes and 〈110〉 family of slip directions
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Definition of Laue angles δ, β, γ, and ψ
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SEM photo showing ridge HCF initiation
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Max cyclic stress versus life, 1100°F and R=0.1
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Findley parameter versus life, 1100°F and R=0.1
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Walls parameter versus life, 1100°F and R=0.1
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Fatemi-Socie-Kurath parameter, 1100°F, R=0.1
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Max shear stress range, 1100°F and R=0.1
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Chu-Conle-Bonnen parameter, 1100°F and R=0.1
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McDiarmid parameter, 1100°F and R=0.1

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