Ansys Learning Forum Forums Discuss Simulation General Mechanical USERMAT Variables not clear Reply To: USERMAT Variables not clear

David Weed
Ansys Employee

Hello, 'sigi' is the stress at the integration points (see the get_ElmData function usage at line 813). 'G' is the shear modulus (see line 1871) and 'TWOG' is twice the shear modulus (see line 734).