T9074-AS-GIB-010/271 Rev 1
Figure 3-11. Examples of T m , T s , and Penetrameter Placement: Single Wall, Weld Reinforcement, Cladding Redeposited Over Weld in Base Metal.
SYMBOLS P = PENETRAMETER Sh = SHIM t = MATERIAL THICKNESS UPON WHICH THE PENETRAMETER IS BASED. t = SPECIMEN THICKNESS FOR GEOMETRIC UNSHARPNESS. t = THICKNESS OF WELD, REINFORCEMENT, AND BACKING RING (IF PRESENT) FOR OFFSET TECHNIQUE SHIM SELECTION. m s s 1
RADIATION (SUPERIMPOSED OR OFFSET TECHNIQUE)
Sh PENETRAMETER* (2% OF 2tm)
P
t s
t m
1
t s
1
t s
t m
FILM
SEE NOTE A
NOTE A. THE FILM SHALL BE LOCATED AS CLOSE AS POSSIBLE TO THE OBJECT BEING RADIOGRAPHED.
*2% OF 2t FOR 2-LEVEL, 1% OF 2t FOR 1-LEVEL, AND 4% OF 2t FOR 4-LEVEL RADIOGRAPHY. m m m
Figure 3-12. Examples of T m , T s , and Penetrameter Placement: Double Wall, Double Wall Viewing, Weld Reinforcement and Back-Up Strip.
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