Parameter Optimization and Bending Performance Analysis of a Corrugated Steel Plate-UHPC Composite Bridge Deck with PZ Shear Connectors

Table 6

The plasticity parameters of the UHPC.

Parameter	Meaning	Value
ρ	Density (kg·m^−3)	2700
	Poisson’s ratio	0.2
E	Elastic modulus (MPa)	4.26 × 10^4
Ψ	Expansion angle	37°
m	Flow potential offset	0.1
fb0/fco	Ratio of the strength in multiple directions and single direction	1.16
K	Viscosity coefficient	0.001
	Ratio of tensile stress and compressive stress	0.667