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Table 5 Comparison of axial compressive capacity of corroded specimens using experimental results and theoretical capacity from Eq. (9)

From: Axial compression capacity of concrete columns reinforced with corrosion-resistant metallic reinforcement

Specimen Theo. Cap. (kN) Exp. Cap. (kN) Cap. Diff. (%) Mass Loss (%) Theo. Cap. Drop (%) Exp. Cap. Drop (%) Cap. Loss/Energy (%/kwh) Exp. Crit. Displ. (mm)
BB-R-1 2470 2981 −17.1 27.2 9.9 8.4 0.90 26
BB-R-2 2557 3061 −16.5 18.9 6.7 6.0 0.60 37
NN-R-1 2875 3132 −8.2 18.4 8.7 10.0 0.80 36
NN-R-2 2827 2732 3.5 22.6 10.3 22.3 1.5 31
CN-R-1 2760 2872 −3.9 21.0 7.6 12.7 0.89 39
CN-R-2 2816 3044 −7.5 16.1 5.8 7.5 0.69 35