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NACE EXAM LATEST 2024 ACTUAL EXAM 130 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES
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NACE EXAM LATEST 2024 ACTUAL EXAM 130 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES
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NACE EXAM LATEST 2024 ACTUAL EXAM 130QUESTIONS AND CORRECT DETAILED ANSWERS
WITH RATIONALES (VERIFIED ANSWERS) |
ALREADY GRADED A+
How is the process of steel corrosion ALWAYS described? - ANSWER
electrochemical
Based on the galvanic series presented in the NACE CIP Level 1 Manual, which
three can be used effectively as galvanic anodes for carbon steel? - ANSWER zinc,
aluminum, magnesium
A decrease in temperature will generally cause the corrosion rate to _____ -
ANSWER decrease
The electrolyte is a medium which carries the following type of current? - ANSWER
Ionic
Corrosion occurring uniformly across a surface is called _____ - ANSWER general
corrosion
When a conflict occurs on a coatings project, as the inspector, the preferred first
course of action is to _____ - ANSWER actively listen and endeavor to understand
the positions of others
A proper coating specification should contain information regarding ____, ____, and
____ - ANSWER surface preparation standards, safety, and locations to be used
Is it ever okay to accept a gift from a contractor? - ANSWER NO
What should you do if you find discrepancies between the specification and the
coating manufacturer's technical data sheet? - ANSWER seek written clarification
from the owner's representative
What are the general components of inspection reports? - ANSWER - results of
inspection tests
- location(s) of work
- details of preparation and application
Inspection reports typically provide sufficient detail permitting the owner to evaluate
___ ___ ___ ___ - ANSWER - contractor's performance
- inspector's performance
- job progress
- work interruptions
,As an inspector headed to the job site for the first time, where would you always find
instruction regarding appropriate types of PPE? - ANSWER Safety Data Sheet
(SDS), previously called MSDS
Materials inventory report should contain which of the following? - ANSWER -
quantity of each component of each material onsite
- material batch numbers
- date of materials arrival at job site and storage information
The primary function of the coating inspector is _____ - ANSWER specification
compliance
High humidity in the air during coating application can cause _____ - ANSWER
solvent entrapment
The temperature at which moisture condenses on a surface is called _____ -
ANSWER dew point
Where should the steel surface temperature reading be taken? - ANSWER at the
actual work location
What type of water should be added to a sling psychrometer? - ANSWER distilled
Which type of coating is manufactured with the specific components added to slow
down the activity of the electrochemical cell? - ANSWER inhibitive
Which coating component forms a stable film that retains its characteristic
properties? - ANSWER binder/resin
A barrier coating interrupts the ______ of the electrochemical cell. - ANSWER
electrolyte
List the three mechanisms by which coatings adhere to a substrate - ANSWER 1.
Polar
2. Chemical
3. Mechanical
What is the rule for coating work when it comes to Dew Point and Steel
Temperature? - ANSWER Steel Temperature must be 5 degrees less than the Dew
Point
What characteristics of solvents influence coatings? - ANSWER - solvency power
- volatility
The contractor's sling psychrometer gives a different reading than your electric
hygrometer. What would you do first as an inspector? - ANSWER verify calibration
of both instruments
Which of the following coating are co-reacting? - ANSWER - polyurethane
- epoxy
, Fusion Bond Epoxy (FBE) is most commonly used to coat ____ - ANSWER pipe
Which coatings may require external moisture to cure? - ANSWER - single
component polyurethane
- solvent borne inorganic zinc
Amine blush is likely to occur with which type of coating? - ANSWER epoxy
Which type of coating cures the fastest? - ANSWER Polyurea
When an inorganic Zinc Rich primer is applied too heavily a common result is
______ - ANSWER mud cracking
Commonly used primers for steel structures are ? - ANSWER - epoxy
- inorganic zinc
- organic zinc
Coatings that cure by polymerization are _____ - ANSWER convertible
Water-borne latex coatings cure by a process known as _____ - ANSWER
coalescence
On a blast-cleaned surface, ultraviolet ligt can reveal _____ - ANSWER oil
You are an inspector on a project with a sprayed polyurethane coating. The probable
safety concern is _______ - ANSWER isocyanates
The requirements of a coatings project are defined by which document? - ANSWER
coating specification
A prejob conference is useful for discussions on which of the following? - ANSWER
- safety
- cleaning
- application
- schedule
You are the inspector on a project where the specified level of cleanliness is "near
white". Which standard would you follow? - ANSWER NACE No. 2 / SSPC-SP 10
The power tool standard for cleaning to bare metal with minimum profile of 1 Mil
(25.4 microns) is ______ - ANSWER SSPC-SP 11
What is referenced by ISO 8503? - ANSWER Grit and Shot profile comparators
List the reasons that mill scale is typically removed: - ANSWER - to avoid future
delamination
- to improve coating adhesion
- to eliminate a source of galvanic corrosion
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