Numerical Approximation of Blast Loads on Confined Dry-Stacked Masonry Wall

Table 4

Material properties for confining reinforced concrete (state equation: p–α, strength model: RHT).

EOS parameter	Value	Strength parameter	Value
Initial density, ρo (kg/m^3)	2.3E + 3	Compressive strength, fc (MPa)	21.0
Reference density, ρo (kg/m^3)	2.75E + 3	Tensile strength, ft (MPa)	10.0
Porous sound speed (m/s)	2.75E + 3	Failure surface constant, Ac	1.60
Initial compaction, Oc (MPa)	23.3	Failure surface exponent, Nc	0.61
Solid compaction, Os (MPa)	6.0E + 3	Parameter, Qo	0.68
Compaction exponent, nc	3.0	Parameter, Q1	0.011
Bulk modulus, K (MPa)	35.2E + 3	Fractured constant, Bc	1.60
State variable, A2 (MPa)	39.5E + 3	Fractured exponent, Mc	0.61
State variable, A3 (MPa)	9.0E + 3	Damage parameter, D1	0.04
State variable, Bo	1.22	Damage parameter, D2	1.00
State variable, B1	1.22	Failure strain (minimum), ϵf	0.01
State variable, T1 (MPa)	35.2E + 3	Shear modulus fraction	0.13
State variable, T2 (MPa)	0.0	Principal tensile stress (MPa)	10.0
Reference temperature (K)	300.0	Fracture energy, Gf (J/m^2)	100.0
Specific heat (J/kg K)	654.0	Erosion parameter	Strain
		Erosion limit	0.50