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

International Journal of Concrete Structures and Materials

Table 4 Pull-out test results.

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)	P_ave (kN)	COV (%)^b	\( \frac{\text{P}}{{\root{ 4} \of {{\frac{{{\text{f}}_{\text{c(test)}}^{ '} }}{{{\text{f}}_{\text{c(design)}}^{ '} }}}}}} \) (kN)	P_ave (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