Block Format Keyword Describes one dimension truss elements, which could be used with property /PROP/TYPE2 (TRUSS). Truss could only carry axial load (like for bar).

Figure 1.


(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
truss_ID node_ID1 node_ID2              


Field Contents SI Unit Example
part_ID Part identifier of the block.

(Integer, maximum 10 digits)

truss_ID Element identifier.


node_ID1 Node identifier 1.


node_ID2 Node identifier 2.




  1. The identifier must be unique in each element family, but it is advised for each element type to have a unique element identifier in the global model.
  2. More than one truss block may be used to define a part.
  3. Any number of trusses may be defined in one block.
  4. If a truss element is used with /MAT/LAW2 (PLAS_JOHNS), the strain rate dependency is not available.