Table 3: The comparison between theoretical value and experimental value.

Number of specimensAxial compression ratioCorrosion rate (%)Experimental value (Fyd/kN)Calculation value (Fyd/kN)RatioExperimental value (Xyd/mm)Calculation value (Xyd/mm)Ratio

ZZ-10.27041.7847.701.149.3210.371.11
Z-20.272038.5137.240.977.089.811.39
Z-30.271837.1138.061.037.859.871.26
Z-40.271836.3138.061.056.799.871.45
Z-50.272331.3433.721.088.039.521.19
Z-60.27641.1544.911.099.3610.271.09
Z-70.272536.8932.960.899.039.441.05

Note: ratio = calculation value/experimental value, the ratio in the following table are calculated according to this definition.