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TECHNICAL PAPERS

Fatigue Crack Growth Life Prediction for Surface Crack Located in Stress Concentration Part Based on the Three-Dimensional Finite Element Method

[+] Author and Article Information
Y. Yamashita, K. Sakano

Structure and Strength Department, Research and Development, Ishikawajima-Harima Heavy Industries Co. Ltd., 1-banchi, Shinnakahara-cho, Yokohama 235-8501, Japan

M. Shinozaki, Y. Ueda

Aeroengine and Space Operations, Research and Engineering Division, Engine Technology Department, Ishikawajima-Harima Heavy Industries Co. Ltd., 3-5-1 Mukodai-cho, Nishitokyo-shi, Tokyo 188-8555, Japan

J. Eng. Gas Turbines Power 126(1), 160-166 (Mar 02, 2004) (7 pages) doi:10.1115/1.1619425 History: Received December 01, 2001; Revised March 01, 2002; Online March 02, 2004
Copyright © 2004 by ASME
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References

Lin,  X. B., and Smith,  R. A., 1997, “An Improved Numerical Technique for Simulating the Growth of Planar Fatigue Cracks,” Fatigue Fract. Eng. Mater. Struct., 20(10), pp. 1363–1373.
Lin,  X. B., and Smith,  R. A., 1998, “Fatigue Growth Simulation for Cracks in Notched and Unnotched Round Bars,” Int. J. Mech. Sci., 40(5), pp. 405–419.
Lin,  X. B., and Smith,  R. A., 1998, “Fatigue Shape Analysis for Corner Cracks at Fastener Holes,” Eng. Fract. Mech., 59(1), pp. 73–87.
Shiratori,  M., Miyoshi,  T., and Tanigawa,  K., 1985, “Analysis of Stress Intensity Factors for Surface Cracks Subject to Arbitrary Distributed Surface Stresses,” Trans. Jpn. Soc. Mech. Eng., 51(467), pp. 1828–1835 (in Japanese).
Shiratori, M., Miyoshi, T., Yu, Q., Terakado, T., and Matsumoto, T., 1999, “Development of a Software System Estimating Stress Intensity Factors and Fatigue Crack Propagation for Three-Dimensional Surface Cracks by an Influence Function Method,” Computer Technology-1999 ASME, New York, PVP-Vol. 385, pp. 299–309.
Yamashita,  Y., Sakano,  K., and Shiratori,  M., 2001, “Improvement of Predictability of Fatigue Crack Growth Analysis—A Simplified Method of Fatigue Crack Growth Analysis Using Database of Influence Coefficients,” IHI Eng. Rev., 34(3), pp. 67–74.
Newman,  J. C., and Raju,  I. S., 1981, “An Empirical Stress-Intensity Factor Equation for the Surface Crack,” Eng. Fract. Mech., 15, pp. 185–192.
Jolles, M., and Tortoriello, V., 1983, “Geometry Variations During Fatigue Growth of Surface Flaws,” Fracture Mechanics, ASTM-STP-791, Vol. I, pp. I-297–I-307.
Hosseini,  A., and Mahmoud,  M. A., 1985, “Evaluation of Stress Intensity Factor and Fatigue Growth of Surface Cracks in Tension Plates,” Eng. Fract. Mech., 22, pp. 957–974.
Corn,  D. L., 1971, “A Study of Cracking Techniques for Obtaining Partial Thickness Cracks of Pre-selected Depths and Shapes,” Eng. Fract. Mech., 3(1), pp. 45–52.
Barsoum,  R. S., 1976, “On the Use of Isoparametric Finite Elements in Linear Fracture Mechanics,” Int. J. Numer. Methods Eng., 10, pp. 25–37.
Raju,  I. S., and Newman,  J. C., 1979, “Stress-Intensity Factors for a Wide Range of Semi-Elliptical Surface Cracks in Finite-Thickness Plates,” Eng. Fract. Mech., 11, pp. 817–829.

Figures

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Specimen with crack starter notch
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Fatigue crack growth test specimen
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Geometrical definition of surface crack
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Fatigue crack growth test facilities; (a) tensile test facility, (b) four-point bending test facility
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Fracture surface of bending and tension specimen; (a) bending specimen (No. B1), (b) tensile specimen (No. T1)
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Material properties of fatigue crack growth with CT specimens
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Example finite element mesh used in step by step finite element method (No. T2 specimen, 14 model)
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Finite element model used for influence function method (specimen No. B1, 14 model)
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Stress distribution by finite element analysis with no crack; (a) stress distribution along thickness direction, (b) stress distribution along plate width direction
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Linear approximation method
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Comparison between predicted results by step by step finite element method; (a) crack depth a, (b) crack surface length 2c
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Comparison between predicted results by influence function method and experiments; (a) crack depth a, (b) crack surface length 2c
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Comparison between predicted results by linear approximation method and experiments; (a) crack depth a, (b) crack surface length 2c
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Comparison between predicted results by the method using Newman and Raju equation based on nominal stress and experiments; (a) crack depth a, (b) crack surface length 2c
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Change trend of stress intensity factor range in each prediction method; (a) change trend of Ka, (b) change trend of Kc

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