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Table 4 Pull-out test results.

From: An Experimental Study on Bond Strength of Reinforcing Steel in Self-Consolidating Concrete

Section \( {\text{f}}_{\text{c}}^{ '} \) (MPa) P (kN) \( {{\upmu}} \) (MPa)a \( \frac{\text{P}}{{\root{{}} \of {{\frac{{{\text{f}}_{\text{c(test)}}^{ '} }}{{{\text{f}}_{\text{c(design)}}^{ '} }}}}}} \) (kN) Pave (kN) COV (%)b \( \frac{\text{P}}{{\root{ 4} \of {{\frac{{{\text{f}}_{\text{c(test)}}^{ '} }}{{{\text{f}}_{\text{c(design)}}^{ '} }}}}}} \) (kN) Pave (kN) COV (%)b
NCC          
 13-1 39.9 55.2 21.0 56.5 55.6 3.5 55.7 54.7 3.5
 13-2 55.5 21.2 56.9 56.0
 13-3 52.0 19.8 53.3 52.5
 19-1 134.4 25.2 137.6 136.1 1.1 135.6 134.1 1.1
 19-2 132.9 24.9 136.1 134.1
 19-3 131.4 24.6 134.6 132.6
NSCC          
 13-1 47.2 69.0 26.3 64.6 63.8 1.8 66.8 66.0 1.9
 13-2 66.7 25.4 62.5 64.5
 13-3 68.8 26.2 64.4 66.6
 19-1 161.9 30.3 151.6 151.1 2.9 156.7 156.1 2.9
 19-2 156.5 29.3 146.6 151.4
 19-3 165.7 31.0 155.2 160.3
HCC          
 13-1 66.4 83.0 31.6 84.6 86.4 5.2 73.7 75.3 5.2
 13-2 81.6 31.1 83.1 72.5
 13-3 89.8 34.2 91.5 79.8
 19-1 194.2 36.4 197.9 199.4 0.75 172.5 173.9 0.75
 19-2 197.1 36.9 200.9 175.1
 19-3 195.8 36.7 199.5 174.0
HSCC          
 13-1 67.2 79.4 30.3 80.4 81.4 1.4 70.3 71.2 1.3
 13-2 80.4 30.6 81.4 71.2
 13-3 81.5 31.1 82.6 72.2
 19-1 182.8 34.2 185.2 182.2 1.6 161.9 159.3 1.6
 19-2 179.7 33.7 182.0 159.2
 19-3 177.1 33.2 179.4 156.9
  1. aAverage bond strength.
  2. bCoefficient of variation (COV).