SOLUTIONS GUARANTEE A+
✔✔First-In, First-Out (FIFO) - ✔✔Method of stock rotation in which products are shelved
based on their use-by or expiration dates, so oldest products are used first.
✔✔Nace defines the Inspector's role as: - ✔✔That of a Quality Control Technician,
responsible for observing and reporting conformance or deviation from the project
specification.
✔✔Inhibitor - ✔✔A substance that slows down or stops a chemical reaction
✔✔Inorganic zinc applied too thick can cause what? - ✔✔Mud cracking
✔✔Hydrolysis coatings - ✔✔Require some amount of water to complete the Cure.
✔✔Co-Reaction cure by polymerization - ✔✔Epoxies
Urethanes
Polyureas
Polyaspartics
✔✔Quality Assurance (QA) - ✔✔Any systematic process of checking to see whether a
product or service being developed is meeting specific requirements.
✔✔Quality Control (QC) - ✔✔A procedure or set of procedures intended to ensure that
a manufactured product or performed service adheres to a defined set of quality criteria
or meets the requirements of the client or customer.
✔✔Convertible Coatings - ✔✔Coatings that cure by one of several polymerization
mechanisms. even when solvent evaporation is also involved.
-Oxidation
-Co-reaction
-Hydrolysis
-Fusion
✔✔When inspecting a silicone coating it is important to do what? - ✔✔Observe the
application and ensure film is applied at the correct DFT.
✔✔Percentage of all NACE International Standards that are related to protective
coatings? - ✔✔50%
✔✔Galvanic corrosion occurs on which substrate? - ✔✔Steel Metal
✔✔Polymerization - ✔✔joining monomers to form a polymer
, ✔✔Two (2) types of corrosion - ✔✔General and Localized
✔✔Tools to control corrosion include: - ✔✔-Design
-Inhibitors
-Material selection
-Cathodic protection
-Protective coatings
-Alteration of the environment
✔✔Mill scale - ✔✔A form of iron oxide created during the fabrication of steel
✔✔ASTM D 4417 - ✔✔Standard test methods for field measurement of surface profile
of Blast cleaned steel.
✔✔Thermosetting - ✔✔Capable of being permanently hardened by heat and pressure;
resistant to the further effects of heat.
✔✔Thermoplastic - ✔✔Capable of being softened by heat; may be remolded.
✔✔Convertible Coatings - ✔✔Undergo a chemical change during cure and cannot be
returned to their original state (Thermoset Materials)
✔✔Described as 100% adherent Mill Scale - ✔✔Rust Grade A
✔✔Standards - ✔✔An established norm or requirement that is written by industry
professionals.
✔✔Polyesters - ✔✔-Have a short pot life
-Excellenct moisture resistance
-Exceptionally high abrasion resistance
✔✔Silicones - ✔✔-Formed by chemical modification of quartz, sand or silicone
-Excellent high temp and UV Resistance
-MOST require heat to cure but some cure at ambient temps.
✔✔Co-Reaction - ✔✔Coatings that cure by polymerization reactions between at least 2
chemical entities
✔✔Hydrolysis - ✔✔A chemical process that splits a molecule by adding water.
✔✔Fusion - ✔✔-Forced Heat Curing
-May be single or 2 components