NACE
COMPLETE QUESTION SET WITH VERIFIED
SOLUTIONS GRADED A+
Question 1.
You are on a job and observe the coating is being applied in an unacceptable manner. As an inspector
you should ____ and ____
ANSWER
- report to the contractor's supervisor
- report to the owner's representative
Question 2.
Industrial and marine coatings are commonly referred to by:
ANSWER
generic resin type
Question 3.
Factors during surface preparation that may effect service life include:
ANSWER
- residues of oil, grease, and soil
- residues of (non-visible) chemical salts
- rust on the surface
- loose or broken mill scale
- rust scale
- anchor pattern
- defects mechanical cleaning equipment
- surface condensation
- old coatings that may have poor adhesion or deterioration
- existing coatings that may be incompatible
,Question 4.
General corrosion is:
ANSWER
- results in a relatively uniform loss of material over the entire surface
- results in a general thinning of the affected surface
- relatively easy to inspect
- does not cause catastrophic failures
Question 5.
The inspector checklist for surface preparation should include:
ANSWER
- ambient conditions
- conditions of the substrate
- pre-blast surface cleanliness
- shot/grit size selection
- shot/grit cleanliness
- abrasive blasting equipment
- surface profile
- surface cleanliness after blasting
- operator qualifications
- safety
Question 6.
List some of the common tools/methods used for corrosion control
ANSWER
- design
- inhibitors
- material selection
- cathodic protection
- protective coating
- splash zone systems
- alteration of the environment
,Question 7.
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
Question 8.
Coatings that cure by polymerization are _____
ANSWER
convertible
Question 9.
Standards for use with Power Tool Cleaning:
ANSWER
- ISO St2
- ISO St3
- SSPC SP-3
- SSPC SP-11
Question 10.
A prejob conference is useful for discussions on which of the following?
ANSWER
- safety
- cleaning
- application
- schedule
, Question 11.
The two types of replica tape that are commonly used are:
ANSWER
- coarse (0.8-2.5 mils)
- X coarse (1.5 to 4.5 mils)
Question 12.
Adhesion failures may be caused by:
ANSWER
- Contaminated surface
- Wrong surface prep.
- Insufficient profile
- Exceeding topcoat window
- incompatible coatings
Question 13.
Runs, sags and wrinkles are caused by:
ANSWER
- Coating applied too thickly
- Too much thinner
- Surface too hot
- Improper spray technique
- application of coating towards end of pot life
- wrong thixotrope used by manufacturer
Question 14.
One guide for enclosures for coatings projects is:
ANSWER
- SSPC Technology Guide No. 12
- SSPC Technology Update No. 6 Guide for Containing Surface Preparation Debris Generated
During Paint Removal Operations
COMPLETE QUESTION SET WITH VERIFIED
SOLUTIONS GRADED A+
Question 1.
You are on a job and observe the coating is being applied in an unacceptable manner. As an inspector
you should ____ and ____
ANSWER
- report to the contractor's supervisor
- report to the owner's representative
Question 2.
Industrial and marine coatings are commonly referred to by:
ANSWER
generic resin type
Question 3.
Factors during surface preparation that may effect service life include:
ANSWER
- residues of oil, grease, and soil
- residues of (non-visible) chemical salts
- rust on the surface
- loose or broken mill scale
- rust scale
- anchor pattern
- defects mechanical cleaning equipment
- surface condensation
- old coatings that may have poor adhesion or deterioration
- existing coatings that may be incompatible
,Question 4.
General corrosion is:
ANSWER
- results in a relatively uniform loss of material over the entire surface
- results in a general thinning of the affected surface
- relatively easy to inspect
- does not cause catastrophic failures
Question 5.
The inspector checklist for surface preparation should include:
ANSWER
- ambient conditions
- conditions of the substrate
- pre-blast surface cleanliness
- shot/grit size selection
- shot/grit cleanliness
- abrasive blasting equipment
- surface profile
- surface cleanliness after blasting
- operator qualifications
- safety
Question 6.
List some of the common tools/methods used for corrosion control
ANSWER
- design
- inhibitors
- material selection
- cathodic protection
- protective coating
- splash zone systems
- alteration of the environment
,Question 7.
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
Question 8.
Coatings that cure by polymerization are _____
ANSWER
convertible
Question 9.
Standards for use with Power Tool Cleaning:
ANSWER
- ISO St2
- ISO St3
- SSPC SP-3
- SSPC SP-11
Question 10.
A prejob conference is useful for discussions on which of the following?
ANSWER
- safety
- cleaning
- application
- schedule
, Question 11.
The two types of replica tape that are commonly used are:
ANSWER
- coarse (0.8-2.5 mils)
- X coarse (1.5 to 4.5 mils)
Question 12.
Adhesion failures may be caused by:
ANSWER
- Contaminated surface
- Wrong surface prep.
- Insufficient profile
- Exceeding topcoat window
- incompatible coatings
Question 13.
Runs, sags and wrinkles are caused by:
ANSWER
- Coating applied too thickly
- Too much thinner
- Surface too hot
- Improper spray technique
- application of coating towards end of pot life
- wrong thixotrope used by manufacturer
Question 14.
One guide for enclosures for coatings projects is:
ANSWER
- SSPC Technology Guide No. 12
- SSPC Technology Update No. 6 Guide for Containing Surface Preparation Debris Generated
During Paint Removal Operations
