Points

location

Normal

Stress

(MPa/10)

P1

P2

P3

P4

P5

P6

P7

P8

P9

P10

Means values of the breaking stress (bar)

Breaking stress (MPa/10)

1

1.16

0.78

0.91

0.74

0.83

0.86

0.85

0.89

0.91

1.09

0.895

2

1.60

1.01

1.49

1.44

1.36

1.44

1.56

1.50

1.60

1.76

1.482

3

2.28

1.54

1.89

1.98

1.93

1.87

2.21

2.14

2.02

2.16

2.002