Table 7: 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

XZ-70.24.0638.4342.661.1113.429.680.72
XZ-80.25.8736.0841.891.1610.129.640.95
XZ-90.26.5635.9441.591.169.919.630.97
XZ-50.44.2344.4551.151.1512.0411.360.94
XZ-100.45.8746.3150.441.0910.7714.161.31
XZ-10.47.6442.0549.681.1810.8413.621.25