According to the test consequences, equations of average bond stress, relationship between the maximum local bond stress and concrete cubic compression strength are proposed.
根据试验结果,拟合了平均粘结强度表达式,得到了局部粘结应力最大值和混凝土立方体抗压强度的关系。
Based on the push-out tests of steel reinforced lightweight concrete specimens, average bond strength and local bond strength are studied by orthogonal experimental design.
通过正交试验设计,由推出试验研究了型钢轻骨料混凝土的平均粘结强度和局部粘结强度。
Then, a kind of model suitable for both high strength and average strength concrete filled steel tubular axial compression members is put forward.
最后,提出一种适合于钢管普通混凝土和钢管高强混凝土轴压构件数值分析中的混凝土本构关系模型。
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