Material Property Values
Below you will find information on the material property values for 3D Transversely Isotropic and 3D Orthotropic behaviour. The blue input parameter are those that must be entered in MSC Apex Generative Design. The other values are calculated automatically.
3D Transversely Isotropic
3D Orthotropic
Material Conditions
To ensure the validity of the input data, the program performs tests. The following conditions must be fulfilled for a valid material:
Isotropic Materials:
Condition 1:
-1 < ν < 0.5
Condition 2:
E ≥ 0
3D Transversely Isotropic Materials:
Condition 1
E1>0
Condition 2
E2>0
Condition 3
G12>0
Condition 4
|ν2|<1
Condition 5
|ν21|<(E2/ E1)1/2
Condition 6
|ν12|<(E1/ E2)1/2
Condition 7
1-ν22-2ν12ν21-2ν2ν12 ν21>0
3D Orthotropic Materials:
Condition 1
E1>0
Condition 2
E2>0
Condition 3
E3>0
Condition 4
G12>0
Condition 5
G13>0
Condition 6
G23>0
Condition 7
|ν12|< (E1/ E2)1/2
Condition 8
|ν13|<(E1/ E3)1/2
Condition 9
|ν23|<(E2/ E3)1/2
Condition 10
1-ν12ν21-ν23ν32-ν13ν31-2ν21 ν32 ν13>0
Condition 11
ν21 = (E2/ E3)v12
Condition 12
ν31 = (E3/ E1)v13
Condition 13
ν32 = (E3/ E2)v23
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