QUESTIONS AND ANSWERS
1. Dew point is the temperature at which
ANS condensation occurs.
2. You are the NACE Inspector on a tank lining project where a 50%
solids epoxy tank lining is being applied. After application of the 19
coat you notice small blisters in some areas of the applied lining.
Your FIRST preferred course of action is to
ANS
Document the problem and advise the Contractor and Owner's representative.
3. If a contractor is using a poorly maintained compressor to supply
air for abrasive blast cleaning and conventional air-spray, the coating
inspector should perform a
ANS blotter test for the presence of oil and water.
4. Upon arrival of coating materials, the inspector should
ANS observe and document the amount of material and batch numbers.
5. Relative humidity is
ANS a measure of the amount of moisture in the air compared to saturation level.
,6. Galvanic corrosion occurs on which of the following substrates?
ANS Metal
7. When applying Thermal Spray Coatings the specification is most
likely to reference
ANS
SSPC-CS 23.00/AWS C2.23/NACE No. 12
8. What is the minimum recommended distance away from an edge
that an inspector should take a measurement with a dial type
magnetic pull off Dry Film Thickness(DFT) gauge?
ANS 2.5 cm (1 inch)
9. Polymerization is the process of?
ANS Monomers joining together.
10. An exposed area of the substrate or previous coat of a
conductive material, often caused by poor application technique is
called
ANS
Holiday
11. Checking is
ANS
a fine crack in the surface of a coating that rarely reaches the substrate.
,12. Inspection documentation is important because
ANS
Owners use the documentation for a variety of purposes.
13. An Inspectors personal log book should contain
ANS
No comments regarding the application team.
14. You have just received your NACE CIP Level 1 certification
when you are asked to supervise a team of uncertified field pipeline
inspectors. Your FIRST preferred course of action is to
ANS
Review the NACE Attestation prior to making a decision.
15. Good record can provide maintenance departments with
detailed
information about ALL of the following EXCEPT
ANS
How the item was coated.
16. Non Conformance Reports are completed by the Inspector
ANS
When the Inspector and Contractor deem it to be significant non conforming item.
, 17. The initial steel condition is important to the NACE Inspector
because
ANS
The Inspector may have to reject the steel.
18. The form of corrosion that has the largest potential for
unexpected cata- strophic failure is
ANS
Galvanic Corrosion
19. What is used to determine compressed air cleanliness?
ANS Profilometer
20. Osmotic blistering is most likely to occur as a result of
ANS
Airless spray application.
21. When performing tests for oil and grease using an ultra violet
light, the NACE Inspector should be aware that
ANS
ANS Synthetic oil or grease may not be identified.
22. To achieve consistently accurate results with ALL alt test
equipment
ANS