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|  MIL-R-45774A (MI)
TABLE II Scattered porosity
Reference
Thickness "T"
Standard I
Standard II
Standard III
Standard IV
Standard V
Radiograph
(inches)
A1-1
<
0.126
A
A
A
A
A
0.126 - 0.250
A
A
A
A
A
>
0.250
A
A
A
A
A
A1-2
<
0.126
B
A
A
A
A
0.126 - 0.250
A
A
A
A
A
>
0.250
A
A
A
A
A
A1-3
<
0.126
U
B
B
A
A
0.126 - 0.250
U
B
A
A
A
>
0.250
B
A
A
A
A
A1-4
<
0.126
U
U
U
B
A
0.126 - 0.250
U
U
B
A
A
>
0.250
U
U
U
A
A
A1-5
<
0.126
U
U
U
U
U
0.126 - 0.250
U
U
U
B
B
>
0.250
U
U
U
B
A
A = Acceptable
B = Borderline
U = Unacceptable
5
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