Block Format Keyword Group of triangles (/TRIA) is built according to material identifiers which are provided.


Enter selected items numbers (any number may be input, 10 per Line)
(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
item_ID1 item_ID2 item_ID3 item_ID4 item_ID5 item_ID6 item_ID7 item_ID8 item_ID9 item_ID10


Field Contents SI Unit Example
grtria_ID Group identifier

(Integer, maximum 10 digits)

unit_ID Unit Identifier

(Integer, maximum 10 digits)

grtria_title Group title

(Character, maximum 100 characters)

item_ID1, item_ID2,..., item_IDn List of material identifiers




  1. The 2D solid triangle groups cannot contain 2D solid quadrangles (use /GRQUAD instead).
  2. If item_ID is a negative number, the item number is deleted from the group.