NACE CIP Level 1 Sample Quizes with Certified Solutions

Document Content and Description Below

NACE CIP Level 1 Sample Quizes with Certified Solutions All corrosion of iron at normal ambient conditions is ✔✔an electrochemical process The cathode of a corrosion cell ✔✔has an opposite ... electrical polarity to the anode 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? ✔✔Zinc, aluminum, magnesium A corrosion inhibitor is a substance that, when added to an environment ✔✔decreases the rate of corrosion A decrease in temperature will generally cause the corrosion rate to ✔✔decrease The electrolyte is the solution that carries (conducts) ✔✔the anion, and the cations While oxidation occurs at the anode, reduction occurs at the cathode ✔✔true The four elements of a corrosion cell are anode, the cathode, the electrode, and the metallic pathway ✔✔False The anode is the ✔✔part of the metal that corrodes General corrosion is described as ✔✔uniform loss of thickness over the exposed surface In order to reach consensus and to resolve conflict on the job, the NACE Inspector's preferred course of action is to ✔✔actively listen and endeavor to understand the postions of others. A proper coating specification should contain information regarding ✔✔surface preparation standards, safety, locations to be coated According to the NACE attestation, it's OK to accept a gift from a contractor as long as the gift is below the value identified in your company policy. ✔✔false If an inspector finds discrepancies between the specification and the coating manufacturers technical data sheet, the preferred coarse of action is to ✔✔seek written clarification from the specifier All of the following are generally included within inspection reports EXCEPT ✔✔cost information Inspectors reports provide sufficient detail permitting the owner to evaluate ✔✔contractor's performance, inspector's performance, job progress, work interruptions When applying coatings, instruction regarding appropriate types of Personal Protection Equipment (PPE) will always be found within the ✔✔material safety data sheet (MSDS) or safety data sheet (SDS) Material inventory report should contain all of the following EXCEPT ✔✔overall cost of materials Safety enforcement is one of the primary responsibilities of the coating inspector ✔✔false If the relative humidity is too high, solvent entrapment within the coating film may occur. ✔✔true The dew point is the ✔✔temperature at which moisture condenses on a surface. Steel surface temperature reading should be taken ✔✔at the actual work locations The coatings inspector must calibrate the magnetic surface thermometer at the job site. ✔✔False If solvent is trapped in a coating film it may ✔✔cause problems with the curing of the film. Electronic Surface Contact Thermometers ✔✔do not require stabilization prior to use MOST coatings in the industrial and marine field are inorganic coatings? ✔✔False The predominant pigment in sacrificial coating is ✔✔zinc The vehicle of a coating consists of ✔✔solvent, binder, and liquid additivess All of the following dissolve within the coating EXCEPT ✔✔pigments Which coating type slows the penetration of oxygen, water, and soluble salts to form electrolyte at the coating/metal surface? ✔✔barrier coatings Mud cracking of an inorganic zinc-rich (IOZ) primer can be caused by ✔✔applying the coating too thick All of the following are commonly used as primers for steel structures EXCEPT ✔✔vinyl esters Convertible coatings cure by ✔✔a variety of polymerization mechanisms Water-borne emulsions (latex) cure by a process known as ✔✔coalescence. Alkyd coatings when applied to a highly alkaline surface will fail prematurely due to ✔✔saponification Prior to a project start, the inspector should do ALL of the following EXCEPT ✔✔direct the application team during the mixing of the coating When inspecting a polyurethane coating it is very important for the inspector to ✔✔ensure the specified materials, components, solvents, and colors are correct The requirements of a coating project should be defined by the ✔✔coatings specification A pre-job conference is helpful for reviewing ✔✔safety procedures, cleaning procedures, application procedures, contractor's schedule The abrasive blast cleaning of steel is ✔✔defined in several different standards Which statement is true for the surfaces cleaned to a SSPC SP-11? ✔✔a power tool standard for cleaning to bare metal with a minimum of 1 mil/25micron. The NACE modified definition of a coatings specification is a formal document that tells the contractor (applicator) what to do, where to do it, and how to do it. ✔✔false The NACE No.2/SSPC SP-10 is a surface preparation standard for ✔✔near white blast cleaning The NACE No.3/SSPC SP-6 is a surface preparation standard for ✔✔commercial blast cleaning ISO Sa 2 is a blast cleaning standard that is similar to which joint standard? ✔✔NACE No.8/SSPC SP 14 Industrial Blast Cleaned Surface Approximately 75% of premature coating failures are caused by ✔✔inadequate or improper surface preparation The generally accepted nozzle pressure for manual blast cleaning operations is ✔✔90-100 psi (6.2 to 6.9 bar) Coarse replica tape is used when the depth of anchor pattern/surface profile to be measured is expected to be 3 mils (75 microns). ✔✔False Which component of a coating provides the primary features and functions of that coating? ✔✔Binder (Resin) Broadly speaking, inorganic coatings provide ✔✔greater heat resistance than organic coatings On blast cleaned surfaces, an ultraviolet light can reveal ✔✔grease (from hydrocarbons) on abrasive blasted steel, oil (from hydrocarbons) on abrasive blasted steel. A well written specification requires a surface profile depth defined as ✔✔a range of acceptable measurements A pre-job conference should be held ✔✔after bids have been submitted and contracts signed. All of the following are goals of a pre-job conference EXCEPT ✔✔review change orders and get all contracts signed. Who typically calls for a pre-job conference? ✔✔The owner According to ISO 8503 there are comparators for Grit, Shot, and Sand, and five (5) reportable grades ✔✔false According to ASTM D 4417 Method B-2014, when taking measurements using a profile gauge , at each location make ✔✔ten (10) readings per location, recording the maximum value. Determine mean for all maximum values as the reported profile. Inspection records may be used for all of the following EXCEPT ✔✔providing specifications for future projects. A typical daily report will include ✔✔description of manpower and equipment used by contractor. explanation of work stoppages, list of environmental conditions The inspector's log book is a personal chronicle of what happened on a daily basis and is usually ✔✔retained by the inspector Generally speaking, on a typical coating project overall safety is the responsibility of ✔✔a certified safety professional When applying coatings, generally high relative humidity ✔✔slows solvent evaporation Which is an advantage of airless spray compared to conventional air spray? ✔✔Faster production rate When using a conventional air spray unit, the adjustment for air pressure is located ✔✔at the pot All of the following are advantages of environmental enclosures EXCEPT ✔✔they may create an illumination challenge for work and/or inspection If the coating is not properly atomized at the spray gun, the dry film thickness (DFT) may become ✔✔uneven and coating defects like runs, or sags may occur Most coatings are formulated for application at temperatures ranging between ✔✔5 C to 43 C (41 F to 110 F) SSPC Technology Guide No.12 states "Surface preparation and coating applications must have a minimum of which of the following? ✔✔20 foot candles (215.2 lumens) Most solvent borne inorganic zinc coatings (IOZ) can be applied, provided there is sufficient moisture in the atmosphere at temperature as low as ✔✔0 C (32 F) When using a wet film thickness (WFT) comb, the measurement should be taken ✔✔immediately after the coating is applied. When reporting the wet film thickness from a wet film thickness comb (WFT) you report ✔✔the last tooth that has coating on it Conventional spray equipment is often used in industrial coatings application to spray ✔✔solvent borne inorganic zinc (IOZ). Advantages of a magnetic pull-off pencil DFT gauge include ✔✔does not require a battery to operate, therefore it's intrinsically safe. can be used on small parts (bolts, nuts) and can be used in small hard-to-reach areas All sections would be found on a Material Safety Data Sheet (MSDS or SDS) EXCEPT ✔✔Theoretical Coverage The information provided on a coating product data sheet (PDS) should always supersede (override or replace) the information regarding coating products in a specification? ✔✔false The coatings ingredients would be listed on ✔✔the coating safety data sheet (SDS/MSDS). Safety data sheets (SDS/MSDS) use a consistent format so it is easy to identify important information globally? ✔✔false If solvents are added to a coating, the use of an incorrect solvent may casue ✔✔non-drying or non-curing of a coating film Chalking appears primarily with which type of coating? ✔✔Epoxy The optimum (best) resolution when amine blush is found is to ✔✔consult the coating manufacturer for their recommendation The formation of small bowl-shaped depressions in the coating film caused by air trapped in the coating is called ✔✔cratering Failure of a plural component to cure is frequently caused by ✔✔applying the coating when there was a failure to add curing component. Pockets of air trapped in the coating film may be caused by ✔✔air introduced into the coating during mixing One of the most common causes of blisters in a coating film is ✔✔contaminants of some kind left of the surface before coating application Inspectors should always obtain permission from the owner before making a pinhole in the coating. ✔✔true Low Voltage Holiday Detectors are only able to detect ✔✔holes in the coating that go all the way through the coating to the conductive substrate. In order to successfully holiday detect a coating, we must have a ✔✔non-conductive coating applied to a conductive substrate The water used to wet the sponge of a Wet Sponge Low Voltage Holiday Detector should be ✔✔tap (drinking/potable water.) The ground cable of a low voltage, wet sponge holiday detector, should be directly connected to ✔✔the conductive substrate Which high voltage holiday detector is said to give excellent results on concrete? ✔✔High voltage DC constant current Excess moisture on the coated surface can cause false indications by creating a path across the surface to pinhole previously detected. This is often referred to as ✔✔telegraphing Which joint NACE/SSPC abrasive blasting standard states that "Random staining shall be limited to no more than 33% of each unit area of surface"? ✔✔NACE No.3/SSPC SP 6 Commercial Blast Cleaning NACE No.8/SSPC SP-14 is the joint standard for which of the following? ✔✔Joint standard for industrial blast cleaning According to NACE No.4/SSPC SP-7, mill scale, rust, and paint are considered adherent if they cannot be removed ✔✔by lifting with a dull putty knife ISO 8501 ST-3 is the standard for which of the following? ✔✔Very thorough hand and/or power tool cleaning SSPC SP-15 is a standard for which of the following? ✔✔Commercial grade power tool cleaning Grounding the pump and fluid hose used in airless spray ✔✔reduces viscosity. When abrasive blasting, abrasive particles can travel as fast as ✔✔450 miles per hour (724.2 kilometers per hour) Fisheyes (cissing) are many times crater-like breaks in the coating film that reveal tiny areas of substrate because ✔✔contamination such as grease, oil, or silicone [Show More]

Last updated: 2 years ago

Preview 1 out of 15 pages