Transversely Isotropic Failure Surface

Introduction

This damage initiation law predicts failure in transversely isotropic materials. Because it deals with a specific material type, this law is only appropriate for TransIsoSoftening1 and 2 materials.

Failure Surface

Five properties

Damage Law Properties

The following table lists the input properties for this initiation law

Property	Description	Units	Default
sigmaA	Critical stress for failure in the axial direction	pressure units	infinite
tauA	Critical shear stress for failure due to axial shear stress with failure parallel to the axial direction	pressure units	infinite
tauT	Critical shear stress for failure due to axial shear stress with failure through the axial direction	pressure units	infinite
tauc	Critical transverse tensile strength for tensile failure in the isotropic plane	pressure units	infinite
tauc	Critical transverse shear stress for shear failure n the isotropic plane	pressure units	infinite