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NACE CIP 1 > Comprehensive Test > Flashcards

Comprehensive Test Flashcards

1
Q

Some metals have a slower corrosion rate due to a phenomenon known as:

A. Saponification
B. Passivation
C. Crack baby syndrome
D. Manufacturing

A

B. Passivation

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2
Q

Brush-Off Blast Cleaning of Coated and Uncoated Galvanized Steel, Stainless steels, and Non-Ferrous Metals

NACE 4/SSPC-SP 7
SSPC-SP 10
SSPC-SP 7
SSPC-SP 16

A

SSPC-SP 16

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3
Q

Some common design and fabrication defects that affect the coating process include:

A

Hard to reach or inaccessible areas

Rivets, bolts, or other connectors

Welds

Gaps (skip welds)

Overlapping surfaces

Angle iron badly oriented

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4
Q

What are some factors that affect the life of a coating?

A

Residues of oil, grease , and soil

Residues of (non-visible) chemical salts

Rust on the surface

Loose or broken mill scale

Tight mill scale

Rust scale

Anchor pattern issues

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5
Q

The preparation of aluminum and aluminum alloy surfaces

A. ASTM D 4285
B. ASTM D 1730
C. ASTM D 3359
D. NACE SP0178

A

B. ASTM D 1730

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6
Q

What are some common design defects?

A

Hard to reach or inaccessible areas

Rivets, bolts, other connectors

Welds, skip welds, gaps

Overlapping surfaces

Angle iron badly oriented

Threaded areas

Dissimilar metals

Sharp edges, corners,

Construction aids

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7
Q

Where defects are exposed by blast cleaning and subsequently removed by grinding, it is necessary to reprepare the immediate area to retain the surface profile

A. True
B. False

A

A. True

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8
Q

What is the most common defect on steel substrates?

A. Inclusions
B. Corrosion
C. Surface laminations
D. Mill Scale

A

C. Surface Laminations

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9
Q

What are some common fabrication errors?

A

Weld Spatter (Splatter)

Skip Welds

Rough Welds

Laminations

Gouges

Sharp corners and edges

Sharp bends or angles

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10
Q

The pre-cleaning methods below are defined under which standard?

Solvent wipe with cloth or rag

Immersion of substrate in solvent

Solvent spray

Steam cleaning

Emulsion cleaning

Chemical paint stripping

Alkaline cleaners

A

SSPC-SP 1

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11
Q

What should the inspector be aware of when using petroleum based mineral spirits?

A. Saponification
B. Dissolving too much oil & grease
C. LEL and TLV
D. Crushed Slag

A

C. Flash Point (LEL) and Threshold Limit Values (TLV)

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12
Q

Common Hand tool cleaning standards are_____
SELECT ALL THAT APPLY:

A. SSPC-SP 2
B. SSPC-SP 3
C. SSPC-SP 11
D. ISO 8501 St 2
E. ISO 8501 Sa 3
F. ISO 8501 St 3
G. ISO 8501 Sa 2
A

A. SSPC-SP2
D. ISO 8501 St 2
F. ISO 8501 St 3

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13
Q

A common standard used for solvent cleaning is:

A. SSPC-SP 2
B. ISO 8501-1
C. SSPC-SP 1
D. SSPC-VIS 1

A

C. SSPC-SP 1

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14
Q

Common Power tool cleaning standards are ____
SELECT ALL THAT APPLY:

A. NACE 1/SSPC-SP 5
B. SSPC-SP 3
C. SSPC-SP 11
D. SSPC-PA 2
E. SSPC-SP 15
F. ISO 8501 St 2
G. ISO 8501 Sa 2 1/2
H. ISO 8501 St 3
I. SSPC-VIS 3
A 
B. SSPC-SP 3
C. SSPC-SP 11
E. SSPC- SP 15
F. ISO 8501 St 2
H. ISO 8501 St 3
I. SSPC-VIS 3
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15
Q

What are some methods of Abrasive Blasting?

A 
Centrifugal
Sand-injected water blast
slurry blast
wet abrasive blast
dry grit blast cleaning (air blasting)
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16
Q

What are the (2) types of abrasive blasting hoses?

A

Four ply

Two ply

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17
Q

What type of abrasive blasting hose do you used when the hose is subject to external abuse or when there is danger of the operator pulling it at a right angle?

A. Two ply
B. Four ply

A

B. Four ply

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18
Q

What is the rule of thumb when choosing abrasive blasting hose size? The hose ID should be ______ times the size of nozzle orifice.

A. 2-3 times
B. 4-5 times
C. 3-4 times
D. 2 times

A

C. 3-4 times

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19
Q

What are some common types of abrasives?

A

Crushed slag
Naturally occurring mineral grit
ceramic grit

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20
Q

Commonly observed rules indicate a maximum delay of ______ after blasting and require that if visible deterioration has occurred, surface shall be retreated.

A. 2 hr
B. 4 hr
C. 1 hr
D. 5 hr

A

B. 4 hr

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21
Q

What are some air supply issues that can lead to inadequate surface preparation?

A 
inadequate air supply
too small air hoses
internal hose couplings
badly designed machines
too small piping on the machine
compressed air lines not kept straight and short as possible
22
Q

What are the types of centrifugal blasting units?

A 
Roller tables
dust collectors
pre-heating ovens
blast cabinets
paint booths
drying booths
handling equipment
23
Q

What are some examples of shot & grit abrasives?

A 
Cast steel
steel grit
steel shot
cast iron
malleable iron
24
Q

How do you test the size of an abrasive?

A. Blotter Test
B. Sieve test
C. Micrometer
D. Vial test

A

B. Sieve test

25
Q

Which Standard describes how to conduct an abrasive sieve test?

A. ASTM D 4285
B. ASTM D 1730
C. NACE SP0178
D. ASTM C 136

A

D. ASTM C 136

26
Q

When SSPC-PA 2 is specified, how do you determine the minimum number of test required?

A

To determine hte number of test required if hte surace area is greater than 1000 sq ft, use this formula

3 + [ (SFC AREA) - 1000) / 1000] = Number of test areas
Number of test areas X 5 = # of Spot Readings
Number of spot readings X 3 = # of gauge readings

27
Q

How do you determine the cleanliness of an abrasive?

A. vial test
B. sieve test
C. baking soda
D. blotter test

A

A. vial test

28
Q

How do you test air supply cleanliness?

A. vial test
B. sieve test
C. baking soda
D. blotter test

A

D. blotter test

29
Q

ASTM D 4285 is the standard for

A. The preparation of aluminum and aluminum alloy surface for painting
B. The standard method for indicating oil or water in compressed air
C. Discontinuity (holiday) testing of new protective coatings on conductive substrates
D. Standard Test Methods for Field Measurement of Surface Profile of Blast Cleaned Steel

A

B. The standard method for indicating oil or water in compressed air

30
Q

Waterjetting used abrasives and water.

A. True
B. False

A

B. False

31
Q

Litmus & pH papers will not detect chlorides.

A. True
B. False

A

A. True

32
Q

Ultra High Pressure waterjetting does not produce a surface profile.

A. True
B. False

A

A. True

33
Q

What are the 3 types of water blasting?

A

Grit blasting with a shroud
sand injected water blast
slurry blast with grit/water mix

34
Q

What are some potential issue stemming from adding inhibitors to waterjetting?

A

Inhibitor quantity
Inhibitor deposits
Inhibitor consistency

35
Q

What are the most commonly used visual guides for waterjetting?

Select all that apply:
A. NACE-VIS 4
B. SSPC-VIS 4
C. NACE-VIS 7
D. SSPC-VIS 7
A

B. SSPC-VIS 4

C. NACE-VIS 7

36
Q

What are the most commonly used visual guides for water blasting?

Select all that apply:
A. NACE-VIS 4
B. SSPC-VIS 5
C. SSPC-VIS 7
D. NACE-VIS 9
A

B. SSPC-VIS 5

D. NACE VIS 9

37
Q

Name 3 methods used to measure surface profile

A

comparator and coupons
replica tape
dial gauge depth micrometer (profilometer)

38
Q

Name the (2) types of replica tape and their thickness ranges

A

Coarse 20-64 um (0.8-2.5 mils)

Extra Coarse 38-115 (1.5-4.5 mils)

39
Q

What are 4 ways to test the solution in a bresle patch?

A

Kitigawa tubes, the quantab method, titrators, conductivity meter

40
Q

What are some test methods to determine if soluble salts are present?

A 
Potassium ferricyanide
bresle patch
sleeve test
soluble salts meter (elcometer)
conductivity meter
41
Q

What are the 3 main types of soluble salt contamination?

A

chlorides
sulfates
nitrates

42
Q

When checking an elcometer’s accuracy what are the correction factors for both above and below 25C (77F)?

A

below -1.7%/C*

above +1/7%/C*

43
Q

Electrical conductivity measurements indicate the total soluble salt content, but cannot indicate what specific salts are present.

A. True
B. False

A

A. True

44
Q

What are a few vital things inspectors need to know when testing for soluble salts?

A

test method to use
frequency of tents
soluble salt limits to be accepted
specific salts to be tested

45
Q

Good practice suggests applying at least 2 top coats over blast cleaned surfaces. An exception to this rule appears to be ______ primers, which tend to split when anchor profile exceeds about 63 um (2.5 mils)

A

inorganic zinc silicate

46
Q

What are the standards for using replica tape?

A

ASTM D 4417 Method C

NACE SP0287

47
Q

What are the standards for using profile gauge?

A

ASTM D 4417 Method B

SSPC PA-17

48
Q

Rust Grade A: _____

A. Steel surfaces completely covered with adherent mill scale; little or no rust visible
B. Steel surface covered with both mill scale and rust
C. Steel surface completely covered with rust; little or no pitting visible
D. Steel surface completely covered with rust; pitting visible

A

A. Steel surfaces completely covered with adherent mill scale; little or no rust visible

49
Q

Rust Grade B: _____

A. Steel surface completely covered with rust; little or no pitting visible
B. Steel surfaces completely covered with adherent mill scale; little or no rust visible
C. Steel surface completely covered with rust; pitting visible
D. Steel surface covered with both mill scale and rust

A

D. Steel surface covered with both mill scale and rust

50
Q

Rust Grade C: _____

A. Steel surface covered with both mill scale and rust
B. Steel surfaces completely covered with adherent mill scale; little or no rust visible
C. Steel surface completely covered with rust; little or no pitting visible
D. Steel surface completely covered with rust; pitting visible

A

C. Steel surface completely covered with rust; little or no pitting visible

51
Q

Rust Grade D: _____

A. Steel surface completely covered with rust; pitting visible
B. Steel surfaces completely covered with adherent mill scale; little or no rust visible
C. Steel surface covered with both mill scale and rust
D. Steel surface completely covered with rust; little or no pitting visible

A

A. Steel surface completely covered with rust; pitting visible

NACE CIP 1 (24 decks)

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