Table 6: The comparison between theoretical value and experimental value.

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

XZ-70.24.0644.3248.581.0923.2325.731.11
XZ-80.25.8742.4547.701.1216.8525.641.52
XZ-90.26.5641.6647.361.1421.7125.601.18
XZ-50.44.2351.3053.131.0420.4016.020.79
XZ-100.45.8755.7352.390.9420.7015.970.77
XZ-10.47.6449.5051.601.0419.7515.920.81