In the mid-column design of gabled frames,the selected solid web section,isn t satisfied by in-plane stability checking because of the biggish out-plane effective length.

• 门式刚架的中柱设计中,常因为平面外计算长度较大,所选实腹式截面无法满足平面外稳定验算,从而导致用钢量增加。