Doel 3 & Tihange 2 - Some Peer-reviewed Scientific Papers & Reports

Hydrogen and radiation embrittlement of RPV steels

23

300 Am-2

20 Am-2

ir radiated un i r r o d i a t e d

~

"-'"

i

6

, _ . =_ _ _

--,,.,

H c h a r g e d

o

•

~ G"";

2

" B . . . . .

" ~H

r e t e a s e d

H r e l e a s e d

I

I

I

I

I

I

I

I

0

10

20

30

40

50

10

20

30

40

50

charging time [h~] charging time [hr] Fig. 11. Hydrogen content as a functionof charging time for specimens in H charged condition and for specimens in H charged and H released (48 h, 25"C) condition.

- - - -m

~

u

o

20

20

..O ,=..O

N

O

H r e l e a s e d

20 An~2

300 Am-2

15

15

\

\ \

, •

\

H c h a r g e d

10

",%.___

O

H r e l ~e ° s e d

~

• m

~..=. ==....~.=,=,..~..

"%-

e , ~ irradiated ~ ' ~ uni r r a d i a t e d

-

/

5

5

H c h a r g e d

|

I

i

I

0

I

i

|

|

10

20

30

40 50

10

20

30

40

50

charging t ime [ hr] charging time [hr'] Fig. 12. Total elongation .45as a function of charging time for specimens in H charged condition and for specimens in H chargedand H released (48 h, 25°C) condition.