NACE CIP 2 Exam Questions Guide
Which organization produces a set of comparator plates for various prepared concrete surfaces
Correct Answer:
International Concrete Repair Institute (ICRI)
DFT of coating on concrete can be measured by
Correct Answer:
Estimated from WFT Estimated from quantity of coating used Verified by a paint inspection gauge (took) Determined by a modified gauge based on ultrasound
List standards that may be used for dry film measurement of coatings over concrete
Correct Answer:
ASTM-D6132-97 standard test method for nondestructive measurement of DFT of applied organic coatings over concrete using and ultrasonic gage SSPC-PA-9 Measurement of dry coating thickness of cementitious substrates
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Describe the proper safe accurate operating procedure for a low voltage holiday detector
Correct Answer:
Ground cable is attached directly to substrate Sponge saturated with a solution of tap water / wetting agent Maximum rate of 1 linear ft/s Used on coatings up to 20 mils May be used on concrete
Construction materials may include, but not limited to
Correct Answer:
Steel Aluminum Stainless Plastic
The majority of the pipes coated at a facilty or plant and shipped to site are called:
Correct Answer:
Plant applied
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Typical plant applied or mainline coatings include
Correct Answer:
- layer PE
- layer PE
Fusion bonded epoxy Tapes Coal tar enamel Asphalt Insulated Concrete
Polyethylene (PE) can be extruded by
Correct Answer:
Side extrusion for large diameter pipe Crosshead extrusion
Common characteristics of FBE include
Correct Answer:
Typically, green or red and looks like "painted finish" May be a single layer or two layer "dual powder" DFT from 10-20 mils
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The FBE application process includes
Correct Answer:
Preheating the pipe Grit or shot blast the area to NACE 2 Optional- pretreat the area with acid bath Heat the pipe to the specified temperature Apply the FBE coating Curing the FBE coating application Quench the coating in a fresh water bath Stencil
The advantages of coal tar enamel pipeline coatings include
Correct Answer:
Ease of application Long life in some environments
The disadvantages of coal tar enamel pipeline coatings include
Correct Answer:
Subject to Corrosion and damage from soil stress Environmental and exposure concerns Use of coal tar is regulated in some locations
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