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Table 3 Mechanical properties of the concretes investigated.

From: Effect of Metakaolin Content on the Properties of High Strength Concrete

Name

Compressive strength age (days) (MPa)

Splitting ten. str. (MPa)

Elastic modulus (GPa)

f sp /f ck (%)

3 days

7 days

28 days

90 days

28 days

28 days

MK0

56.4

78.23

91.87

101.00

4.76

45.43

5.18

MK5

59.45

78.74

95.60

102.50

4.78

46.57

5.00

MK10

53.96

77.85

98.81

106.13

5.19

47.16

5.25

MK15

48.93

79.88

91.04

102.96

4.69

45.42

5.15