According to the basic hypothesis,a simplified formular is provided to determine the flexural capacity of concrete-fiued circular steel tubes by using the balance of force on the dangerous section.The reliability of the formula is validated by results of examination,results of design codes and standards of other countries.
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蒋金平; 郑明新.合六高速公路膨胀土工程特性试验研究[J].华东交通大学学报,2008,25(1):7-11. . The Calculation of Flexural Capacity of Concrete-filled Circular Steel Tubes[J]. JOURNAL OF EAST CHINA JIAOTONG UNIVERSTTY,2008,25(1):7-11