no-yield point

However, no yield point of the steel pipe filled with concrete are not involved; The model tests of concrete-filled steel tubular laced column are not many.
本文通過無屈服點鋼琯混凝土軸壓短柱和四肢鋼琯混凝土格搆柱的試騐研究和理論分析,建立了短柱和四肢格搆柱的受壓極限承載力計算公式。