Hi Guys,
Did a search of the interpretations and I am not sure if these two are relevant. (more to the point I can't understand them)
It does say in interpretation 6-04 that consideration will be given to clarification of this subject but it doesn't seem to have happened.
Interpretation: 2•8
831.3 Interpretations No. 2
Subject:
Date Issued:
File:
Table 327.4.IA
May II, 1983
1663 (B31 83-016)
Question (2): Does the Code describe evaluation of undercutting, revealed on a radiograph, by use
of the film density differential?
Reply (2): No.
Interpretation: 6-04
Subject:
Date Issued:
File:
ANSI/ASME B31.3-1984 Edition With Addenda Through ANSI/ASME
B31.3c-1986, Tables 341.3.2A and B; Acceptance Criteria
December 14, 1987
B31-87-023
Question (3): In accordance with ANSI/ASME B31.3, Table 341.3.2B, weld undercutting imper.
fections can be evaluated by visual examination. Table 341.3.2A indicates undercutting imperfections
to be evaluated by visual or radiographic examination. In this case, are the radiographic examination
acceptance criteria stated for use as a supplementary examination?
Reply (3): No.
Note: Consideration will be given to clarify Tables 341.3.2A and 341.3.2B.
65
Regards,
Shane