Table 1 Summary of IGSCC growth rate database

From: Machine learning for modeling intergranular stress corrosion cracking of stainless steels in light water reactors with uncertainty quantification and explainability

Variable name

Unit

BWR

PWR

Mean

Min.

Max.

Mean

Min.

Max.

Log CGR

mm/s

−7.25

−10

−5.36

−7.18

−9.27

−5.46

ECP

VSHE

−0.073

−0.750

0.297

−0.710

−0.980

0.065

Li

ppm

0

0

0

2.2

2

40

B

ppm

0

0

0

943.1

0

2300

pH

 

5.66

5.54

6.20

7.29

5.99

9.07

Log (κ)

µS/cm

0.52

−0.57

0.93

2.37

2.12

3.75

T

°C

280.74

25

325

306.63

175.96

365.64

K

MPa√m

30.24

10.89

67.43

33.69

8.36

83.88

fc

s

1.14

1

3.11

1

1

1

YS

MPa

207.7

135

762.8

482.7

156

764.4

DoS

C/cm2

10.07

0

33.97

1.93

0

30

Mo

wt%

0.729

0.001

2.600

1.131

0.001

2.390

C

wt%

0.048

0.008

0.077

0.045

0.019

0.056

Cr

wt%

17.88

16.37

18.68

17.46

16.16

18.51

Ni

wt%

10.09

8.04

13.86

9.96

8.15

13.12

Mn

wt%

1.27

0.81

1.88

1.54

0.81

1.83

Si

wt%

0.48

0.045

0.69

0.32

0.045

0.52

N

wt%

0.036

0.001

0.094

0.022

0.001

0.094

P

wt%

0.024

0.005

0.031

0.024

0.012

0.032

S

wt%

0.007

0.001

0.028

0.002

0.001

0.016

Nb

wt%

0.049

0.001

0.810

0.006

0.001

0.02

Ti

wt%

0.044

0.001

0.470

0.002

0.001

0.01

Orientation

 

LT, SL, TL, TS, RC, LR, CR

TS, TL, SL, LT, LS