Field Guide chpt 6-7

Question 1

What is the final and most important part of instituting a corrosion mitigation program.

Answer 1

Monitoring the effectiveness of the treatment

Question 2

The 5 steps when reviewing the process

Answer 2

1. Physically arrange the investigation results in logical progression.
2. Ask the 20 questions.
3. Look for connections between the different types of data.
4. Develop a factual story of what happened to cause the failure using the results, observations, and relationships.
5. Put the findings in writing.

Question 3

5 steps “Reviewing the Results”

Answer 3

1. logical progression
2. 20 questions
3. look for connections
4. develop story
5. put findings in writing

Question 4

What are the three major methods for mitigating internal corrosion once the cause has been identified.

Answer 4

1. Remove the environment that promotes the corrosion.
2. Change the internal environment by altering operating and maintenance procedure.
3. Chemical treatment with inhibitors or biocides.