Page 32 - Handbook of Materials Failure Analysis

CHAPTER

Engineering failure analysis

in chemical process 2

industries

Kashif M. Deen* and Ijaz H. Khan* ,†,{
Corrosion Control Research Cell, Department of Metallurgy & Materials Engineering, CEET,
*
University of the Punjab, Lahore, Pakistan
†
Institute of Chemical Engineering & Technology, University of the Punjab, Lahore, Pakistan

CHAPTER OUTLINE
1 Introduction ....................................................................................................... 26
2 How to Conduct Failure Investigation ................................................................... 30
2.1 Understanding the Problems ...............................................................30
2.2 Onsite Investigation ............................................................................31
2.3 Selecting the Samples ........................................................................31
2.4 Execution of Laboratory Testing ...........................................................31
2.5 Compiling the Data ............................................................................32
2.6 Drawing Conclusion ............................................................................32
2.7 Suggesting Remedies .........................................................................33
3 Case Studies ...................................................................................................... 33
3.1 Study of a Spent Caustic Drainage Line Pipe Failure in an Oil
Refinery ............................................................................................33
3.1.1 Background .............................................................................33
3.1.2 Brief Description of Process and Experimentation .........................34
3.1.3 Visual Observations and Testing .................................................36
3.1.4 Critical Review of Process Design ...............................................37
3.1.5 Analysis of Solutions .................................................................37
3.1.6 Electrochemical Testing .............................................................37
3.1.7 Conclusions .............................................................................38
3.1.8 Recommendations ....................................................................39
3.2 Failure of Plate Heat Exchanger due to Pitting ...................................... 39
3.2.1 Background .............................................................................39
3.2.2 Analytical Approach ..................................................................39
3.2.3 Description of Process ..............................................................41

{
The author has been died on January 03, 2015.
Handbook of Materials Failure Analysis With Case Studies from the Chemicals, Concrete, and Power Industries. 25
http://dx.doi.org/10.1016/B978-0-08-100116-5.00002-8
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