Research Article

Analytical Method for Evaluating the Impact Response of Stiffeners in a Ship Side Shell Subjected to Bulbous Bow Collision

Table 1

Mechanical properties of material.

PropertySymbolUnitsSpecimens

Young’s modulusEGPa207
Poisson’s ratio0.3
Mass densityρkg/m37850
Yield stressσYMPa302.8
Ultimate tensile strengthσuMPa408.4
Fracture strainεf0.306
Strain-hardening indexn0.2