Beam column section dimensions of multi story steel frame structures
When the column is determined, the grillage naturally according to the column grid layout. The main beam of the frame should be arranged on the frame column according to the frame direction.Generally need to be installed in the main beam according to the requirements of the floor beam, the spacing can be 3 ~ 4m.
Section height to width ratio 2~2.5 economy.Basically depends on the experience and then check the bending, shear, and stability, etc..
Simply supported beam in accordance with L/12~L/18.Continuous beam is estimated according to L/15~L/25.
