Table 2: Comparison between the results obtained by the methods in the codes and the experimental results (Nuc/Nu).
No. |
ACI[19] |
EC4[20] |
GJB[21] |
DBJ[22] |
C1 |
1.088 |
1.178 |
1.306 |
1.313 |
C2 |
1.016 |
1.079 |
1.132 |
1.241 |
C3 |
0.838 |
0.887 |
0.925 |
1.091 |
C4 |
0.876 |
0.961 |
1.095 |
1.101 |
C5 |
1.309 |
1.395 |
1.484 |
1.590 |
Mean value |
1.025 |
1.100 |
1.188 |
1.267 |
Standard deviation |
0.188 |
0.199 |
0.213 |
0.204 |
Notes: The strength of concrete adopted in the codes GJB and DBJ is fck =0.76fcu,k, while that adopted in the codes ACI and EC4 is fc'=0.79fcu,k.