Table 3 Mechanical parameters of pure concrete and foamed cement specimens.

From: Experimental study on mechanical properties of composite materials of concrete and foamed cement under uniaxial compression

Specimen

Peak compressive Strength σc (MPa)

Mean value (MPa)

Elastic modulus E (GPa)

Mean value (GPa)

Peak strain εc

Meanvalue

C

1#

40.00

38.62

3.23

3.09

0.0243

0.0246

2#

37.24

2.94

0.0265

3#

38.63

3.11

0.0229

FC-1

1#

10.58

10.49

1.47

1.45

0.0163

0.0193

2#

11.35

1.68

0.0219

3#

9.54

1.21

0.0197

FC-2

1#

8.69

8.46

1.42

1.05

0.0179

0.0204

2#

8.10

0.84

0.0218

3#

8.60

0.88

0.0216

FC-3

1#

5.00

5.12

0.82

0.80

0.0144

0.0157

2#

5.54

0.97

0.0158

3#

4.81

0.61

0.0168

FC-4

1#

2.59

2.70

0.29

0.29

0.0259

0.0268

2#

2.94

0.36

0.0270

3#

2.58

0.23

0.0275

FC-5

1#

1.34

1.56

0.15

0.20

0.0148

0.0139

2#

1.86

0.25

0.0137

3#

1.49

0.21

0.0132

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