Table 3 EDS test element content inside and outside defect of defect samples under static liquid film (atom %).

From: Corrosion behavior of X80 pipeline steel local defect pits under static liquid film

Area

h (mm)

C K

O K

Si K

Mn K

Fe K

Mo k

a

1

25.99

9.55

0.89

1.24

62.14

0.19

2.5

25.48

10.29

0.72

1.20

62.09

0.22

4.5

23.02

9.12

1.24

1.46

64.97

0.19

6

27.43

11.01

1.23

1.29

58.94

0.09

8

26.34

8.78

1.08

1.21

62.31

0.28

b

1

17.65

12.83

1.07

1.23

66.99

0.22

2.5

19.31

11.07

0.67

1.30

67.51

0.13

4.5

20.42

10.68

1.14

1.39

66.23

0.13

6

21.09

9.57

1.14

1.48

66.51

0.20

8

25.18

10.94

1.18

1.22

61.30

0.18