XUE Gang. Modifying of Neuber Formula for Stress Analysis at Weld Toe of Butt Joint[J]. Development and Application of Materials, 2015, 30(5): 8-13. DOI: 10.19515/j.cnki.1003-1545.2015.05.002
Citation: XUE Gang. Modifying of Neuber Formula for Stress Analysis at Weld Toe of Butt Joint[J]. Development and Application of Materials, 2015, 30(5): 8-13. DOI: 10.19515/j.cnki.1003-1545.2015.05.002

Modifying of Neuber Formula for Stress Analysis at Weld Toe of Butt Joint

  • Stress-strain concentration factor at weld toe of butt joint under different plane stress and plane strain were calculated based on elastic-plastic FEM. The applicability of Neuber formula for sharp -mild notch and Sonsino modified formula had been analyzed on the basis of above results, modification of Neuber formula was developed.
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