Adhesion failures may be caused by:
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contamination on the surface, wrong surface preparation specified, failure to
inspect surface preparation, insufficient surface profile, exceeding the topcoat
window, application of incompatible coatings
high temperatures during application, using expired materials, improper storage of
coatings, lack of training for applicators
, inadequate project planning, insufficient budget allocation, lack of communication among
teams, poor time management
excessive humidity levels, incorrect paint color, poor lighting conditions, lack of proper
tools
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Term 2 of 105
List some of the common tools/methods used for corrosion control.
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Design, Inhibitors, Material
Selection, Cathodic Protection,
Budgeting, Scheduling, Staffing, and
Protective Coatings, Splash Zone
Planning.
Systems, Alteration of the
Environment
Painting, Polishing, Sanding, and Marketing, Advertising, Branding, and
Cleaning. Promotion.
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3 of 105
,Term
One standare for use with Power Tool Cleaning is:
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ISO St2. ISO St3. SSPC SP-3. SSPC
ISO 9001 And ISO 14001 Standards
SP-11
ASTM D1234 And ASTM D5678 NACE SP-1 And NACE SP-2 Guidelines
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Term 4 of 105
List three convertible coating curing mechanisms
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dilution, concentration, crystallization evaporation, condensation, sublimation
oxidation, co-reaction
melting, freezing, boiling
(polmerization), hydration, fusion
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, Term 5 of 105
The specified level of surface cleanliness must be achieved and maintained
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only during routine maintenance checks at the beginning of the project
immediately prior to coatings
after the coatings have been applied
application
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Term 6 of 105
During the surface preparation, surface cleanliness should be inspected (as
a minimum) the following three times:
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Only after surface preparation is complete
At the end of the project, before final inspection
During the coating application process only