Environmental Engineering Reference
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20
Unirradiated
15
Notched plane
strain
10
5
Simple
tension
Irradiated
15
Notched plane
strain
10
Simple
tension
5
0
450 500 550
Preirradiation annealing temperature (°C)
600
650
b
o
w
o
0.025 inch
radius
t
o
Radius of curvature of
face notch
=
0.0125 inch
Notched plane strain
Nominal dimensions (inches)
b
o
w
o
t
o
Notched
plane
strain
.026
.250
.013
b
o
Simple
tension
w
o
.050
.050
.026
t
o
Simple tension
4.25
Zircaloy-2 ductility as a function of irradiation and pre-irradiation
annealing temperature for the simple tension plane stress and notched
plane strain specimens shown. (Source: Reprinted, with permission,
from Tomalin ( 1977), copyright ASTM International, 100 Barr Harbor
Drive, West Conshohocken, PA 19428.)
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