Impact Behavior of a Laterally Loaded Guardrail Post near Slopes by Hybrid SPH Model

Table 2

Input data of the piecewise linear plasticity model for the steel post.

Density (t/mm^3)	Elastic modulus (MPa)	Poisson’s ratio	Yield stress (MPa)
7.85 × 10^−9	2.1 × 10^5	0.3	250