| 摘要 |
A two-leg through column, in which for decrease of metal consumption and labor intensity in production the elements of the grid are made of single angle elements that are placed symmetrically at the axles of the grid of the column, the shelves of those have inclination 45° with respect to vertical and are welded to the legs of the column, and plane of connecting grid of the column is placed at axis of two column legs. |
