Elements
      
      
            
              | OptiStruct | 
              LS-DYNA | 
            
          
            
              | CONM2 | 
              *ELEMENT_MASS  | 
            
            
              | CBAR  | 
              *ELEMENT_BEAM  | 
            
            
              | CTRIA3,CQUAD4, CQUAD8, CTRIA6 | 
              *ELEMENT_SHELL | 
            
            
              | CTETRA4/CHEXA8/CPENTA6 | 
              *ELEMENT_SOLID | 
            
            
              | RBAR | 
              *CONSTRAINED_SPOTWELD | 
            
            
              | PLOTEL | 
              *ELEMENT_PLOTEL  | 
            
            
              | RBE3 | 
              *CONSTRAINED_INTERPOLATION  | 
            
            
              | RBE2 | 
              *CONSTRAINED_NODE_SET | 
            
            
              | CELAS1 | 
                | 
            
            
              |   | 
              *ELEMENT_DISCRETE | 
            
          
 
    
    Properties
      
      
            
              | OptiStruct | 
              LS-DYNA | 
            
          
            
              | PSOLID | 
              *SECTION_SOLID | 
            
            
              | PSHELL | 
              *SECTION_SHELL | 
            
          
 
    
    Materials
      
      All the LS-DYNA materials are mapped MAT1 in OptiStruct.
    
    Boundary Conditions
      
      
            
              | OptiStruct | 
              LS-DYNA | 
            
          
            
              | SPC | 
              *BOUNDARY_SPC | 
            
            
              | FORCE, MOMENT | 
              *LOAD_NODE_POINT | 
            
            
              | PLOAD4 | 
              *LOAD_SEGMENT | 
            
            
              | TEMP | 
              *INITIAL_TEMP | 
            
          
 
    
    Coordinate Systems
      
      
            
              | OptiStruct | 
              LS-DYNA | 
            
          
            
              | CORD1R | 
              *DEFINE_COORDINATE_NODE | 
            
            
              | CORD2R | 
              *DEFINE_COORDINATE_ SYSTEM |