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A finite element study on Plastic deformation of Suspension Bushing

Abstract
Force-Displacement data of elastic and plastic regions were collected with tensile test of flat metal alloy specimen. After simplification of collected data, engineering and true stress-strain values of specified materials were obtained. The data, obtained in the tensile of flat specimens, were applied to the finite element model of specimen to perform a finite element analysis (FEA). Results, which were collected in tensile test and calculated by FEA, were compared to evaluate the accuracy of obtained stress-strain values and FEA application. After data and application verification, obtained data applied to a FEA model of suspension bushing, whose serial production is in progress. The actual results obtained from the serial parts and the results obtained in FEA were compared to introduce the consistency of computational results. At the end of this study, a material library for a steel alloy has been created for FEA calculations, by using the collected and simplified stress-strain data for the steel alloy mentioned.