Seismic Sequence Effects on Buried Pipelines Crossing Nonuniform Sites with Ground Settlement by Dynamic Centrifuge Test

Table 4

Pipe parameters in model.

Pipe	Elastic modulus (GPa)	Poisson’s ratio	Nominal yield strain (%)	Limit strain (%)	Bending stiffness in prototype (N·m^2)
PVC	2.7	0.4	1.8	30	5.06 × 10^6
AL	71	0.3	0.2	10	1.33 × 10^8