Table 12 The effect of the [90°] layers insertion on the flexural test results.

From: Quasistatic tensile and flexural behaviors of fiber metal laminates after subjecting to uniaxial tensile impact loading

Specimen

Avg. peak load (kN)

Coefficient of variation (COV%)

Deflection corresponding to peak load (mm)

Max. deflection (mm)

Without impact

After impact

Without impact

After impact

Without impact

After impact

Without impact

After impact

[Al/0°/Al]

0.38

0.15

4.16

5.27

27.9

19.43

28.6

21.53

[Al/90°/0°/90°/Al]

0.68

0.21

6.98

7.53

11.97

9.01

22.16

17.67

[Al/0°/0°/Al]

0.48

0.3

6.59

5.27

25.43

18.16

25.45

22.13

[Al/0°/90°/0°/Al]

1.03

0.8

5.37

3.95

15.53

20.29

21.15

21.5

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