GN 012.4 - High Cycle Fatigue Crack at Weld in Small Bore Carbon Steel Nozzle

 

APEK - AICIP
GUIDANCE NOTE

SIGNS OR INDICATIONS IN IN-SERVICE
INSPECTION OF PE

HIGH CYCLE FATIGUE CRACK AT WELD IN SMALL BORE CARBON STEEL NOZZLE

APEK GN 012.4

Case 4
Rev 0
Issued: 17/04/2014

 

1 Figure


 

2 PE involved

 

3 Sign(s)

 

4 When & Where occurred

 

 

5 Detection

 

6 Failure mode(s)

(damage mechanisms)

 

7 Most probable causes

 

8 Outcome


 

9 Most Possible Prevention