Load Concentration Factors for Circular Holes in Composite Laminates1

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References

M.E. Waddoups , et al, "Macroscopic Fracture Mechanics of Advanced Composite Materials," J. Composite Materials, Vol. 5 (1971), p. 446.

J.M. Hedgepeth , "Stress Concentrations in Filamentary Structures," NASA TN D-882, 1961.

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W.B. Fichter , "Stress Concentration Around Broken Filaments in a Filament Stiffened Sheet," NASA TN D-5433, 1969.

B.W. Rosen and C. Zweben , "Tensile Failure Criteria for Fiber Composite Materials," NASA CR-2057, August 1972.

C. Zweben , "Fracture Mechanics and Composite Materials: A Critical Analysis," presented at the ASTM Conference on the Analysis of Test Methods for High Modulus Fibers and Composites, San Antonio, Texas, April 1971, also ASTM STP-521.