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Fatigue crack growth assessments in welded components including crack closure effects: Experiments and 3-D numerical modeling

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Academic year: 2019

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Fig. 1. Schematic illustration of closure effects on the evolution of cyclic load versus crack opening displacement for an arbitrary cracked body.
Fig. 2a illustrates a simplified view of fatigue crack growth in elastic–plastic materials under macroscopic Mode I loading
Fig. 4a shows the finite element model constructed for the 3-D analyses of the C (T) specimen previously described having a=W ¼ 0:6
Fig. 5a provides a schematic of the weld joint profile along with a summary of the geometry and welding variables for the weldment.
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