Mechanical Properties of Concrete Produced with Coarse Aggregates from Different Mineralogical Origins Using Ultrasonic Tests

International Journal of Concrete Structures and Materials

Table 5 Strength (f_c) and initial modulus of elasticity (E_ci) obtained from the concrete compression test for the mix ratios produced with different types of coarse aggregates

Gravel Type	Parameter	Min	Max	Average	CV (%)
Basalt	f_c (MPa)	15.1	21.3	14.5	32.5
	A and K	1.5 and − 0.8
	E_ci (GPa)	13.6	22.0	16.7	20.5
	A and K	2.0 and − 0.6
Limestone	f_c (MPa)	9.8	26.3	16.9	42.9
	A and K	0.7 and 1.9
	E_ci (GPa)	17.5	28.7	21.4	33.1
	A and K	0.7 and − 1.8
Gneiss	f_c (MPa)	11.4	24.8	18.3	32.9
	A and K	0.2 and − 1.9
	E_ci (GPa)	13.4	22.6	17.2	22.0
	A and K	0.7 and − 1.5
Granite	f_c (MPa)	9.2	30.3	16.5	52.7
	A and K	1.9 and − 1.0
	E_ci (GPa)	17.0	30.2	19.7	31.2
	A and K	2.0 and − 0.5
General	f_c (MPa)	11.4	25.7	16.6	40.3
General	E_ci (GPa)	15.4	25.9	18.8	26.7

Statistical parameters: Minimum (Min), maximum (Max), average values, coefficients of variation (CV), asymmetry (A), and kurtosis (K)