PSI - Issue 60

P.A. Jadhav et al. / Procedia Structural Integrity 60 (2024) 631–654 P.A. Jadhav et. al./ Structural Integrity Procedia 00 (2019) 000 – 000

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100 120 140 160 180 200

TSSP

0 20 40 60 80

C

TSSD

D

H concentration in ppm

B

A

S

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350

T in deg. C

Fig. 6. The effect of temperature history on the concentration of hydrogen in Zr-2.5Nb alloy

100 120 140 160 180 200

H specimen

0 20 40 60 80

H concentration in ppm

T test

T heat

0

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100

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T in deg. C

Fig. 7. Hydrogen concentration to obtain maximum DHC velocity at a temperature

2.1 DHC Initiation in Volumetric Flaw