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Daily Quiz (57)


True or false: SSPC has a standard describing test methods for measuring surface profile.


Surface profile on blast-cleaned steel, measured as peak-to-valley height of the surface roughness, has several other names, including which of the following?


True or false: In addition to SSPC-PA 17, there are two ASTM standards on measuring surface profile of blast-cleaned steel.


True or false: Surface profile on steel can be measured in the field.


True or false: There are no quantitative methods for measuring the surface profile of concrete.


True or false: The number of peaks in the surface profile of a steel substrate has no measurable effect on the performance of coatings applied over it.


True or false: SSPC publishes a surface preparation standard for power tool cleaning that requires establishment of a profile on steel.


True or false: Abrasive particle size, shape, and hardness all have an impact on the creation of surface profile.


What organization developed a standard for measuring concrete surface profile with replica putty?


True or false: Scabbling produces a rougher profile on concrete than does air-abrasive blasting with sand.


True or false: Research by Roper, Weaver, and Brandon has shown that the peak count of surface profile after blast cleaning has no bearing on coating performance.


True or false: There is a quantitative test method for measuring surface profile of concrete.


What instrument or device is used to determine steel profile roughness/peak count requirements as required in SSPC-SP 17 and described in ASTM D4417?


When replica putty is used to determine the surface profile of concrete according to ASTM D7682, Method A (visual comparison), what is the replica putty compared to in order to assess the profile depth?


True or False: SSPC-SP 11, Power Tool Cleaning to Bare Metal, has no requirement for surface profile.


Press-O-Film is the name of what type of product?


True or False: Silica sand and coal slag abrasive with the same particle size distribution will produce different profile depth ranges on blast-cleaned steel.


Which of the following methods for measuring surface profile is not described in ASTM D4417, “Standard Test Method for Field Measurement of Surface Profile of Blast Cleaned Steel”?


What is another name for the portable stylus instrument used to measure surface roughness of blast-cleaned steel?


What quality control device has the names Keane and Tator connected to it?


What organization has developed a method for measuring and replicating concrete surface profile using replica putty?


What organization created and sells rubber replica templates for determining the surface profile of concrete?


What is the typical range for the peak-to-valley height of surface profile created on steel by power-tool cleaning to bare metal or abrasive-blast cleaning?


True or false: The number of peaks in a steel surface profile created by abrasive blast cleaning has no effect on coating performance.


What degree of surface profile is required on concrete to be treated with a siloxane sealer?


ICRI recommends how much profile in its surface preparation requirements for polymer overlays on concrete?


What is another term for surface profile on steel?


True or false: The number of surface profile peaks in abrasive-blast-cleaned steel has no effect on coating performance.


True or false: An SSPC standard was recently published to provide a standard set of acceptance criteria to determine compliance with surface profile requirements in project specifications.


True or false: Rubber replica templates from the American Concrete Institute can be used to judge the degree of surface profile on concrete.


True or false: A research study by Roper, Weaver, and Brandon indicated that the number of peaks in a steel surface profile created by abrasive blasting has no effect on performance of coatings applied to the steel.


What is the minimum surface profile required to meet SSPC’s specification, Power Tool Cleaning to Bare Metal?


What organization provides visual profile standards for concrete?


True or False: SSPC’s recent revisions to SSPC-SP 11 and SSPC-SP 15 changed the standards’ requirements for surface cleanliness and minimum surface profile.


What organization recently issued a standard for measuring the profile of concrete after surface preparation?


True or false: There is no quantifiable method for determining the surface profile on concrete substrates.


Among the options below, which is the most important in achieving the specified surface profile on steel when you are air abrasive blast cleaning?


How can sponge blasting produce a profile on steel?


What happens to the existing profile on steel when UHP water blasting is used to remove rust and/or coatings?


Which of the following is most likely to be the result of excessive profile depth on steel after blast cleaning?


If you need to answer a question about the surface profile requirements for blasted surfaces on a job, what document would you consult?


How does a dry film thickness measurement of a coating on steel take into account the blast profile on the steel?


True or false: The size of the steel shot used to shot-blast a concrete floor has no effect on the depth of the surface profile.


What US organization produces concrete surface profile chips to assess the level of profile achieved by surface preparation of concrete?


True or false: In abrasive blasting, the harder the abrasive, the deeper the profile it is likely to generate.


What would be the most likely result of excessive profile on a steel substrate after abrasive blasting?


What is most likely to help you achieve the specified profile on the steel you are blast cleaning?


True or false: A research study by Roper, Weaver and Brandon indicated that the number of peaks in a steel surface profile created by abrasive blast cleaning affects coating performance.


Which of the following is not used for measuring the surface profile of cleaned steel?


Which of the following surface preparation methods for concrete produces the largest surface profile?


ICRI recommends how much surface profile in its surface preparation requirements for polymer overlays on concrete?


Surface profile on steel, measured as peak-to-valley height of the roughness, has several other names, including which of the following.


Which of the following can cause excessive surface profile?


Which of the following terms is out of place in the list?


True or false: In surface preparation operations, hackles are most likely to be formed on steel substrates when the blast abrasive is steel shot.


What organization has surface profile coupons that replicate the degrees of surface profile achieved by surface preparation on concrete floors?


Which of the following parameters affects the depth of the surface profile when steel is cleaned by abrasive blasting?


 
 
   

SSPC: The Society for Protective Coatings
http://www.sspc.org/

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SAFE Systems, Inc.
Enduroguard -
The Tough Cable
for a Tough Industry.

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International Paint LLC

International Paint Engineered Coatings

Learn about our solutions for:
  • Structural Steel
  • Piping & Equipment
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  • Pressure Vessels
  • Secondary Containment


    Abrasives Inc.
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    RPB Respiratory
    AN INSTANTLY CLEAN VISOR? HOW IS THAT POSSIBLE?

    With RPB Safety’s new Nova 3 Cassette Lens System which has been specifically designed to save you time and money! See the benefits for yourself now!


    GMA Garnet USA
    GMA Garnet™
    Natural Abrasives

    - Superior cleaning
      performance
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    - Recyclable up to 5 times
    Tel : +1 832 243 9300


    Armakleen Company, The
    ARMEX when nondestructive cleaning is critical

    Use ARMEX to clean, remove paint and degrease a wide variety of substrates including metals, plastics, composites and masonry materials like brick, concrete and natural stone.


    Lignomat USA Ltd.
    A dependable Source for Moisture Meters

    Lignomat manufactures pin, pinless and in-situ probe meters for concrete and other building materials. Call 800-227-2105 to find the best moisture measuring device for your application.


    Clemco Industries Corp.
    Global engineering-trusted solutions

    For more than 70 years, Clemco has provided the highest quality blast equipment with a total commitment to comfort and safety.


    Industrial Vacuum Equipment Corp.
    Hurricane Vacuums
    & Dust Collectors

    Vacuum and dust collector hose, filters and related accessories.
    IndustrialVacuum.com

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