Skip to main content

Table 7 Interfacial shear properties of push-off specimens

From: Interfacial Shear Behavior of Composite Concrete Substrate to High-Performance Concrete Overly After Exposure to Elevated Temperature

Specimen ID

\({\tau }_{max}\)(MPa)

K (N/mm3)

G (N/mm)

N25

3.5

18

0.35

N600

1.39

11.6

0.14

FSP25

5.62

23.4

3.5

FSP600

3.63

13.67

1.42

N-N25

2.41

13.4

0.58

N-N200

2.28

11.66

0.42

N-N400

1.4

9.59

0.19

N-N600

1.14

10.8

0.08

H-N25

2.77

15.09

0.59

H-N600

1.36

7.77

0.18

F-N25

2.88

16.76

0.57

F-N600

1.83

9.58

0.32

FS-N25

2.68

14.25

0.98

FS-N600

2.06

10.96

0.74

FP-N25

2.9

15.18

1.00

FP-N600

1.03

6.87

0.11

FSP-N25

3

14.90

0.99

FSP-N200

2.9

11.56

1.1

FSP-N400

2.68

10.68

1.12

FSP-N600

2.44

8.91

1.14

FSP-N30min

2.68

12.25

1.02

FSP-N60min

2.74

11.58

1.06

FSP-N90min

2.45

8.91

1.14

FSP-N120min

1.4

5.88

0.36

FSP –N180min

0

0

0