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TECHNICAL PAPERS

Finite Element Evaluation of the Remaining Mechanical Strength of Deteriorated Cast Iron Pipes

[+] Author and Article Information
Michael V. Seica, Jeffrey A. Packer

Department of Civil Engineering, University of Toronto, 35 St. George Street, Toronto, Ontario, M5S 1A4, Canada

J. Eng. Mater. Technol 126(1), 95-102 (Jan 22, 2004) (8 pages) doi:10.1115/1.1631027 History: Received November 06, 2002; Revised March 12, 2003; Online January 22, 2004
Copyright © 2004 by ASME
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References

Figures

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Longitudinally-cracked (84), circumferentially-cracked (72), and temporarily-repaired, clamped (71) pipes
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Ring bearing test loading arrangement
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Typical four-point pipe bending load configuration
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Typical ring bearing finite element model setup
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Typical pipe bending finite element model Setup
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Typical ring bearing model information
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Typical pipe bending model information
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Typical load-displacement curves for a 152-mm (6 in) diameter ring in bearing—corrosion-pitted
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Loss of strength from the initial, uncorroded state compared to loss of material, for rings in bearing, at collapse
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Deactivated elements in a pipe bending model, at failure
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Typical load-displacement curves for a 152-mm (6 in) diameter pipe in bending—corrosion-pitted
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Loss of strength from the initial, uncorroded state compared to loss of material, for pipes in bending, at failure

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