Analytical and Numerical Investigation of Fatigue Life in Rectangular Plates with Opposite Semicircular Edge Single Notches

Author:

Hazizi Kristaq1,Ghaleeh Mohammad2,Rasool Shafqat2

Affiliation:

1. Engineering Department, Bedford College, Bedford MK42 9AH, UK

2. Faculty of Arts, Science and Technology, University of Northampton, Northampton NN1 5PH, UK

Abstract

This study undertakes an investigation into the fatigue life of carbon steel specimens with opposite semicircular edge notches using a combined approach based on experimental and numerical analysis. The study emphasises the determination of stress concentration factors (SCFs) for these notches based on S-N curves of carbon steel, employing a comprehensive method to evaluate their impacts on fatigue performance. Both experimental and numerical methods are applied to understand the influence of notches on fatigue characteristics, yielding insights into potential failure modes and opportunities for design enhancement. The research deepens our comprehension of fatigue mechanics in carbon steel structures, offering valuable perspectives regarding structural engineering and design refinement. The outcomes highlight the significance of integrating experimental testing and numerical simulations to carry out an exhaustive investigation of fatigue behaviour in notched specimens.

Publisher

MDPI AG

Subject

Engineering (miscellaneous)

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