Which of the following buckling classes is applicable about z-z axis for a rolled steel I-section used as a axially loaded compression member as shown in the figure. if (h/bf) > 1.2 and tf
1
Class - C
2
Class -d
3
Class -a
4
Class - b
Which of the following buckling classes is applicable about z-z axis for a rolled steel I-section used as a axially loaded compression member as shown in the figure. if (h/bf) > 1.2 and tf