Surface Preparation, Coating, & Inspection of Special Substrates

Question 1

What are some common special metal substrates

Answer 1

• Copper
• Aluminum
• Galvanized and thermal spray

Question 2

What are some common non-metal substrates?

Answer 2

• Wood
• Polymeric materials (plastics)

Question 3

What are some special substrates that can have tightly adherent oxide films?

Answer 3

• Stainless steel
• Nickel
• Tin
• Cadmium

Question 4

What is ASTM D 1730?

Answer 4

Preparation of Aluminum and Aluminum Alloy Surfaces for Painting

Question 5

What is ASTM D 1731?

Answer 5

Preparation of Hot Dip Aluminum Surfaces for Painting

Question 6

What is ASTM D 1732?

Answer 6

Preparation of Magnesium Surfaces for Painting

Question 7

What is SSPC-SP 16?

Answer 7

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

Question 8

You are a coatings inspector on a projector where stainless stee is the substrate. What challenges should you anticipate in the process?
A. A smooth surface that needs to be abraded
B. Dirt, oil, grease
C. Mill scale
D. A protection oxide

Answer 8

A. A smooth surface that needs to be abraded
B. Dirt, oil, grease
D. A protection oxide

No mill scale on stainless

Question 9

On which substrate would you expect to encounter a tightly adherent oxide film?
A. Newly galvanized steel
B. Carbon steel
C. Concrete
D. Anodized aluminum

Answer 9

D. Anodized aluminum

Question 10

Which of the following are some of the primary reasons for coating wood?
A. Decoration
B. Flame retarding
C. Sealing
D. Prevent spalling

Answer 10

A. Decoration
B. Flame retarding
C. Sealing