| Client |
Major Oil Refinery |
|
| Problem |
Integrity critical through wall crack
propagating from ‘toe’ of internal baffle
attachment fillet welds in parent material of forged
Heat Exchanger dome end. |
| Approach |
Presence and lateral and thro’
wall extent of critical (80% through wall) crack
detected and confirmed using non-invasive TOFD inspection
technique.
MPI used to confirm crack removal prior to weld
repair.
TOFD used to confirm repair integrity |
| Result |
Major in service failure and enforced
shut down averted. |
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