153x
000889
2023-12-29

极限未支撑长度

For the limit state of inelastic lateral-torsional buckling and doubly symmetric I-shaped members

Lr = 1.95 · rts · E0.7 Fy · J · CSxho + JcSxho2+ 6.76 0.7FyE2 

E

Fy

J

Sx

ho


;