王彦敏
    （巴特勒（上海）有限公司  上海 201600）

[提要] 通过比较现行中、美两国的钢结构设计规范、规程中对受压杆件的长细比、翼缘宽厚比、腹板高厚比的极限值规定，阐述两国规范、规程中的差异和近似之处。
[关键词]  受压杆件 压弯杆件 宽厚比 高厚比 长细比 屈曲后强度

Basing on the comparison of the limitations of compression member slenderness ratio, flange width-thick-ness ratio, web depth-thickness ratio, the author analyses the differences and similarities of the Chinese and the American steel structure design codes and regulations.
Keywords: compression member; flexural compression member;  flange width-thickness ratio;  web depth-thickness ratio; slenderness ratio; post-buckling strength