Solid Mechanics Material Properties

These material property groups for material models in solid mechanics (including their associated physical properties) can be added to models from the Material window. Most of these properties require the Structural Mechanics Module.

Table 9-11: Solid Mechanics Materials

Property Group and Property	Name/Variable	SI Unit
Linear Elastic Material
Anisotropic
Elasticity matrix	D	Pa
Loss factor for elasticity matrix D	eta_D	1
Anisotropic, Voigt Notation
Elasticity matrix, Voigt notation	DV0	Pa
Loss factor for elasticity matrix D, Voigt notation	eta_DVo	1
Bulk Modulus and Shear Modulus
Bulk modulus	K	N/m2
Shear modulus	G	N/m2
Lamé Parameters
Lamé parameter λ	lambLame	N/m2
Lamé parameter μ	muLame	N/m2
Orthotropic
Young’s modulus	Evector	Pa
Poisson’s ratio	nuvector	1
Shear modulus	Gvector	N/m2
Loss factor for orthotropic Young’s modulus	eta_Evector	1
Loss factor for orthotropic shear modulus	eta_Gvector	1
Orthotropic, Voigt Notation
Shear modulus, Voigt notation	GvectorVo	N/m2
Loss factor for orthotropic shear modulus, Voigt notation	eta_GvectorVo	1
Pressure-Wave and Shear-Wave Speeds
Pressure-wave speed	cp	m/s
Shear-wave speed	cs	m/s
Young’s Modulus and Poisson's Ratio
Young’s modulus	E	Pa
Poisson’s ratio	nu	1
Young’s Modulus and Shear Modulus
Young’s modulus	E	Pa
Shear modulus	G	N/m2
Linear Viscoelastic Material
Long-term shear modulus	Gv	N/m2
Bulk modulus	K	N/m2
Poroelastic Material
Biot-Willis coefficient	alphaB	1
Porosity	epsilon	1
Permeability	kappa	m2

• The Structural Mechanics Module User’s Guide and Table 9-14 • The Structural Mechanics Module User’s Guide and Table 9-12 • The Fatigue Module User’s Guide and Table 9-13