Yield Criteria for the Elastic-Plastic Design of Tubesheets With Triangular Penetration Pattern

[+] Author and Article Information
Wolf D. Reinhardt

Babcock & Wilcox Canada, 581 Coronation Boulevard, Cambridge, Ontario, Canada N1R 5V3

J. Pressure Vessel Technol 123(1), 118-123 (Mar 07, 2000) (6 pages) doi:10.1115/1.1286017 History: Received October 27, 1999; Revised March 07, 2000
Copyright © 2001 by ASME
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ASME Boiler and Pressure Vessel Code, 1998, Section III, Division 1, New York, NY.
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Pai, D. H., and Hsu, M. B., 1975, “Inelastic Analysis of Tubesheets by the Finite Element Method,” ASME Paper No. 75-PVP-57.
Jones, D. P., and Gordon, J. L., 1979, “Elasto-Plastic Analysis of Perforated Plates Containing Triangular Perforation Patterns of 10 Percent Ligament Efficiency,” ASME Paper No. 79-PVP-32.
Hill, R., 1950, The Mathematical Theory of Plasticity, Oxford University Press, Oxford, UK.
Sullivan, R. C., Kizhatil, R., and McClellan, G. H., 1997, “Correction of Equivalent Elastic-Plastic Anisotropic Properties of Thick Tubesheets to Preclude Overstiff Response To Monotonic Loading,” ASME PVP-Vol. 354, pp. 121–126.
Shih,  C. F., and Lee,  D., 1978, “Further Development in Anisotropic Plasticity,” ASME J. Eng. Mater. Technol., 100, pp. 294–302.
ANSYS, 1994, ANSYS User’s Manual for Revision 5.2. Swanson Analysis Systems Inc., Houston, PA.
Slot,  T., and Branca,  T. R., 1974, “On the Determination of Effective Plastic Properties for the Equivalent Solid Plate Analysis of Tubesheets,” ASME J. Pressure Vessel Technol., 96, pp. 220–227.


Grahic Jump Location
Triangular tubesheet perforation pattern and elementary cells
Grahic Jump Location
Ligament geometry (cross-sectional area Aactual) and equivalent solid (area Anominal)
Grahic Jump Location
Nominal tubesheet normal stresses (absolute values) in the x and y directions as a function of biaxiality ratio B (note the different definitions of B applicable to the plots)



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