LING Feng, CHEN Gang, WANG Fei, LIU Ying-hua. PLASTIC LIMIT LOAD ANALYSIS OF T-JUNCTIONS OF PIPING WITH LOCAL WALL-THINNINGS UNDER OUT-OF-PLANE MOMENT[J]. Engineering Mechanics, 2006, 23(4): 149-154.
Citation: LING Feng, CHEN Gang, WANG Fei, LIU Ying-hua. PLASTIC LIMIT LOAD ANALYSIS OF T-JUNCTIONS OF PIPING WITH LOCAL WALL-THINNINGS UNDER OUT-OF-PLANE MOMENT[J]. Engineering Mechanics, 2006, 23(4): 149-154.

PLASTIC LIMIT LOAD ANALYSIS OF T-JUNCTIONS OF PIPING WITH LOCAL WALL-THINNINGS UNDER OUT-OF-PLANE MOMENT

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  • Received Date: April 18, 2004
  • Revised Date: June 14, 2004
  • In this paper, the elasto-plastic finite element method is used to evaluate limit loads of the equal-diameter T-junctions of piping with local wall-thinnings under out-of-plane moment. Numerical examples of non-defective equal-diameter T-junctions of piping show that the computed results are in good agreement with available experimental data. The effects of the sizes and positions of local wall-thinnings on the plastic limit loads of equal-diameter T-junctions of piping are investigated. Some typical failure modes of the T-junctions with local wall-thinnings are studied. The results are expected to provide theoretical bases for the structural design and safety assessment of equal-diameter T-junctions of piping with local wall-thinnings.
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