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NACE CIP 1 CBT EXAM (Segundo bueno) STUDY QUESTIONS 100% ACCURATE.
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NACE CIP 1 CBT EXAM (Segundo bueno ) STUDY QUES TIONS 100% ACCURATE . _________ is a powdery, friable layer on the surface of a coating that is most common with *epoxy* coatings Correct Answer -chalking *Checking* can be described as: Correct Answer -fine cracks in the surface of a coating t hat don't extend through to the substrate *Cracking* of a coating is noted: Correct Answer -When the crack extends to the substrate *Cratering* may be caused by: Correct Answer -- Air trapped in coating and forming bubble s that burst - Air trapped in the coating during mixing if improperly mixed *Vacules* or *voids* are typically caused by: Correct Answer -running the mixer too fast A barrier coating interrupts the ______ of the electrochemical cell. Correct Answer -electrolyte A common cause of *blistering* is: Correct Answer -Surface Contamination under the applie d coating A decrease in temperature will generally cause the corrosion rate to _____ Correct Answer -decrease A pre -job conference should be held Correct Answer -after bids have been submitted and co ntracts signed A prejob conference is useful for discussions on which of the following? Correct Answer -- safety - cleaning - application - schedule A proper coating specification should contain information regarding ____, ____, and ____ Correct Answer -surface preparation standards, safety, and locations to be used A typical daily report should include ___ ___ ___ Correct Answer -- description of manpow er and equipment used - explanation of work stoppages - list of environmental conditions A well written specification requires a surface profile depth defined as ____ Correct Ans wer -a range of measurements Abrasive blasting methods: Correct Answer -- centrifugal blasting - sand -injected water blast - slurry blast - wet abrasive blast - dry grit blast cleaning (air blasting) Abrasive media types include: Correct Answer -- shot & grit (metallic) - crushed slag - ceramic grit - silica sand - garnet - agricultural abrasives - specialty abrasives Abrasive media typically used for recycling include: Correct Answer -- steel shot - steel grit According to ASTM D 4417 Method B -2014, when taking measurements using a profile gauge , at each location make ______ Correct Answer -ten (10) readings per location, recording the maximum value. Determine mean for all maximum values as the reported profile According to NACE No.4/SSPC SP -7, mill scale, rust, and paint are considered adherent if they cannot be removed by _____ Correct Answer -lifting with a dull putty knife According to NACE SP0188, the wetted sponge is moved at a maximum rate of ____ Correct An swer -1 linear foot per second (30 cm) Adding an incorrect solvent to a coating may cause ____ Correct Answer -non-drying or non -curing Adhesion failures may be caused by: Correct Answer -- Contaminated surface - Wrong surface prep. - Insufficient profile - Exceeding topcoat window - incompatible coatings Advantages of centrifugal blast equipment include: Correct Answer -- dust and fines are c ontained - abrasives are easily recycled - blasting and priming can be an inline operation - general overall economy - no compressors, piping, or air handling equipment needed for wheel blastingLos beneficios de comprar resúmenes en Stuvia estan en línea:
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