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TECHNICAL PAPERS

The Effect of Modeling Parameters on the Predicted Limit Loads for Pipe Bends Subjected to Out-of-Plane Moment Loading and Internal Pressure

[+] Author and Article Information
Hashem M. Mourad, Maher Y. A. Younan

The American University in Cairo, Engineering Department, Cairo 11511, Egypt

J. Pressure Vessel Technol 122(4), 450-456 (Jul 24, 2000) (7 pages) doi:10.1115/1.1310334 History: Received May 01, 2000; Revised July 24, 2000
Copyright © 2000 by ASME
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References

Figures

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Stress-strain curves of perfectly plastic and strain-hardening materials
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Load-deflection curve for an elbow with h=0.0632, obtained using two different stabilization methods, P=400 psi
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Computed load-deflection curves, compared to the response measured by Greenstreet 14 using dial indicator D1 in his Test PE-3
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Computed load-deflection curves, compared to the response measured by Greenstreet 14 using dial indicator D2 in his Test PE-3
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Computed load-strain curves (connected elbow), compared to the response measured by Greenstreet 14 using strain gage SG01 (hoop strain) in his Test PE-3
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Computed load-strain curves (standalone elbow) compared to the response measured by Greenstreet 14 using strain gage SG01 (hoop strain) in his Test PE-3
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Load-deflection curves, large-displacement analysis, elastic-perfectly plastic material, pressure range: 0∼800 psi
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Variation of limit moments with internal pressure, large-displacement analysis, elastic-perfectly plastic material
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Load-deflection curves, small and large-displacement analyses, elastic-perfectly plastic material, no pressure
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Load-deflection curves, small-displacement analysis, elastic-perfectly plastic material, pressure range: 0∼2000 psi
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Variation of limit moments with internal pressure, small-displacement analysis, elastic-perfectly plastic material
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Load-deflection curves, large-displacement analysis, elastic-perfectly plastic and strain-hardening materials, no pressure
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Load-deflection curves, large-displacement analysis, strain-hardening material, pressure range: 0∼1200 psi
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Variation of limit moments with internal pressure, large-displacement analysis, strain-hardening material
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Load-deflection curves, small-displacement analysis, elastic-perfectly plastic and strain-hardening materials, no pressure
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Load-deflection curves, small and large-displacement analyses, strain-hardening material, no pressure
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Load-deflection curves, small-displacement analysis, strain-hardening material, pressure range: 0∼2200 psi
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Variation of limit (collapse) moment with internal pressure, small-displacement analysis, strain-hardening material
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Variation of instability moment with bend factor, comparison between finite element results and analytical limit loads, no pressure

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