CHS：圆形空心截面

“圆形空心截面”在英文中写作Circular Hollow Section，常缩写为CHS，以方便书写和使用。这个术语在建筑学、结构工程及相关学术领域中被广泛使用，用于描述截面为圆形的空心结构件，具有受力均匀、抗扭性能好等特点。

Cast ball-and-socket joint is used as the column support, while circular hollow section welded joint is used at the top of the tube.
北京奥运会老山自行车馆的屋顶采用了双层球面网壳结构，柱脚及柱顶分别采用了铸钢球铰支座和圆钢管相贯节点。
Behavior of multiplanar circular hollow section joints with internal stiffeners
具有内加劲肋的空间多支管的圆管节点性能研究
In this paper, a numerical study on ultimate capacity of CHS ( circular hollow section ) joints with the multiplanar KK configuration is presented and the numerical results are compared with existing experimental data.
对影响空间KK型圆钢管相贯节点极限承载力的各种因素进行了数值研究，并将数值结果和现有的实验数据进行了对比。
Static behavior of circular hollow section joints with curved chords
弯曲弦杆的圆钢管节点静力性能研究
The load capacity of joint where web member is connected to concrete-filled steel tubular column component can hardly meet the requirements, if the design resistance of welded joint is calculated by Code for Design of Steel Structure ( GBJ 17-88 ) for circular hollow section.
钢管混凝土双肢柱的节点承载力，若按照《钢结构设计规范》（GBJ17-88）中钢管结构的公式进行计算，将很难满足要求。

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