NACE CIP 2 Review Practice Study Guide Test.
What is the cause of chalking in epoxy coating - CORRECT ANSWER UV or radiation exposure
What is polymerization cured coating? - CORRECT ANSWER Two parts mixed together just prior to use
Examples of non-convertible coatings - CORRECT ANSWER 1. C...
Non-convertible curing def. - CORRECT ANSWER No chemical change during cure cycle
Convertible curing def. - CORRECT ANSWER Some chemical change during cure cycle
What info should be included when sending samples to a lab? - CORRECT ANSWER 1. Identity of
materials 2. Properly packed/labeled samples 3. Chain of custody form 4. Type of analysis that is
expected and the concentrations of interest
Specialized tests or equipment coating inspectors may encounter - CORRECT ANSWER 1. AA/AE Atomic
Absorption/Emission 2. ISP Induction coupled plasma Spectrometer 3. GLC Gas liquid chromatographs 4.
IR, FTIR, FTIR-ATR INfrared spectrophotometers 5. DSC Differential scanning calorimeters
What is a cathodic dis-bondment test? - CORRECT ANSWER Procedure to determine how easily a coating
loosens from a substrate or develops holidays as a result of normal soil potentials
Individuals who perform surveys - CORRECT ANSWER 1. O-Cat or S-cat tech 2. NACE coating specialist 3.
NACE Level III 4. Coating Inspector w/field experience 5. Coating manufacturer representative 6.
Maintenence engineer with specific plant knowledge.
Coating survey steps - CORRECT ANSWER 1. Understand scope 2. Gather team 3. Develop survey plan 4.
Review standards 5. Agree on format 6. Delegate various tasks 7. Eveluate existing coating 8. Delegate
, various tasks 9. Evaluate existing coating 10. Gather additional info 11. Summarize data 12. Prepare
maintenance plans 13. Prepare reports/input data 14. Submit final survey reports.
List some of the primary reasons surveys are performed - CORRECT ANSWER 1. Plan maintenance. 2.
Prioritize work 3. Budgetary concerns 4. Determine value of assets 5. Legal compliance
Definition of a coating survey - CORRECT ANSWER Gather baseline info needed to plan maintenance
coating procedures
What are faying surfaces and why not galvanize them? - CORRECT ANSWER Surfaces that depend on
friction to hold galvanizing it may/will reduce friction if they are galvanized
Common problems seen during the usual inspections of HD galvanized items - CORRECT ANSWER 1.
Cracking 2. Peeling 3. Bare spots 4. Lumps 5. Blisters 6. Flux inclusions 7. Ash inclusions 8. Dross
inclusions
Post galvanizing treatments and why - CORRECT ANSWER To Remove Thickness: Roll, Wipe,
Centrifuge/Air Blast
To change properties/To alloy: Annealing
Temperature range for galvanizing kettle - CORRECT ANSWER 820-850 F
Purpose of pickling - CORRECT ANSWER Hydrochloric or sulfuric acid bath to remove oxides and mill
scale
Purpose of caustic cleaning - CORRECT ANSWER Acid bath or caustic to remove dirt, oil and grease
Stages of hot dip process - CORRECT ANSWER 1. Surface prep. 2. Galvanizing 3. Post treatment 4.
Inspection
Hot dip galvanizing safety - CORRECT ANSWER 1. Can stay for some time 2. Molten metal splash 3.
Nascent hydrogen above kettle
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