Characterizing crack growth in thin aluminum panels under tension-torsion loading using three-dimensional digital image correlation

ASTM Special Technical Publication

Volumn , Issue 1323, 2001, Pages 3-14

  Helm, J D ^a   Sutton, M A ^b   Boone, M L ^b  

^a Correlated Solutions Inc ^*  (United States)

^b University of South Carolina   (United States)

Author keywords

Crack opening displacement; Mixed mode fracture experiments; Non contacting measurements; Tension torsion loading; Three dimensional digital image correlation

Indexed keywords

ALUMINUM; COMPUTER VISION; CRACK PROPAGATION; SHEAR DEFORMATION; STRAIN MEASUREMENT; STRUCTURAL LOADS; TENSILE TESTING; THREE DIMENSIONAL COMPUTER GRAPHICS;

CRACK OPENING DISPLACEMENT; SURFACE STRAINS; TENSION LOADING; THREE DIMENSIONAL DIGITAL IMAGE CORRELATION; TORSION LOADING;

STRUCTURAL PANELS;

EID: 0034884510     PISSN: 00660558     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1520/stp42138s     Document Type: Article

References (11)

1. Amstutz, B.E., Sutton, M.A., Dawicke, D.S. and Newman, J.C., Jr., "An Experimental Study of COD for Mode I/II Stable Crack Growth in Thin 2024-T3 Aluminum Specimens", Fatigue and Fracture Mechanics, ASTM STP 1256, American Society for Testing and Materials, West Conshohocken, PA, 1995, 256-271.
2. Amstutz, B.E., Sutton, M.A., Dawicke, D.S. and Boone, M.L., "Effects of Mixed Mode I/II Loading and Grain Orientation on Crack Initiation and Stable Tearing in 2024-T3 Aluminum", Fatigue and Fracture Mechanics, American Society for Testing and Materials, West Conshohocken, PA, 1997, pp. 105-126.
3. Sutton, M.A., Helm, J.D. and Boone, M.L., "COD Measurements in 2024-T3 Aluminum for Residual Strength Modeling", 1st Joint DoD/FAA/NASA Conference on Aging Aircraft in Ogden,Utah, 1803-1817, 1997.
4. Dawicke, D.S. and Sutton, M.A., "CTOA and Crack-tunneling Measurements in Thin Sheet 2024-T3 Aluminum Alloy", Experimental Mechanics, Vol. 34, No. 4, 1994, pp. 357-368.
5. F. Ma, X. Deng, M.A. Sutton and J.C. Newman, Jr., " A COD-Based Mixed Mode Fracture Criterion", Mixed Mode Crack Behavior, ASTM STP 1359, American Society for Testing and Materials, West Conshohocken, PA, 2000, pp.
6. M.A. Sutton, X. Deng, F. Ma, J.C. Newman,Jr., and M. James, "Development and Application of a COD-Based Mixed Mode Fracture Criterion", International Journal for Solids and Structures. Vol. , 1999, pp. .
7. Starnes, J.H., Jr. and , Dawicke Rose, C., " Effects of Initial Crack Length on Stable Tearing and Buckling of Selected Unstiffened Aluminum Shells Subjected to Internal Pressure and Axial Compression", 1st Joint DoD/FAA/NASA Conference on Aging Aircraft in Ogden,Utah, pp.1743-1765, 1997.
8. Hui, C.Y. and Zehnder, AT., "A Theory for the Fracture of Thin Plates Subjected to Bending and Twisting Moments", International Journal of Fracture, Vol. 61, 1993, pp. 211-229.
9. Helm, J.D., Sutton, M.A., Dawicke, D.S. and Boone, M.L., "3D Computer Vision Applications for Aircraft Fuselage Materials and Structures", 1st Joint DoD/FAA/NASA Conference on Aging Aircraft in Ogden,Utah, pp. 1327-1341, 1997.
10. Helm, J.D., " Use of Three-Dimensional Digital Image Correlation for the Experimental Characterization of Buckling in Large, Thin, 2024-T3 Aluminum, Middle-Cracked Tension Specimens", Ph.D. Thesis, Department of Mechanical Engineering, University of South Carolina, 1999.
11. Helm, J.D., Sutton, M.A. and McNeill, S.R., ""Improved Three-dimensional Image Correlation for Surface Displacement Measurement," Optical Engineering. Vol.35, No. 7, 1996, pp. 1911-1920.