|  Structural  | 
 Flag indicating whether elements of this material behave isotropically or orthotropically. 
 Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)
 Syntax
 Syntax   Exceptions
 Exceptions  | Exception | Condition | 
|---|---|
| ArgumentOutOfRangeException | When setting this property: A value passed for an enumeration argument is not a member of that enumeration | 
 Remarks
 Remarks   Applies to concrete, Metal, and generic structural assets. If the behavior is set to Isotropic, then the y and z components of Young modulus, Poisson modulus, shear modulus and thermal expansion coefficient will be changed to the value the same as their x components. 
  See Also
 See Also