BGAS PART 1A

Ethyl & Methyl silicate are used in paint to give the paint additional resistance to.?

• A.     The passage of moisture

• B.     Hydrocarbon of solvent

• C.    UV additional

• D.    Abrasion

In the impressed current system of Cathodic Protection, a corrosion circuit is established so that the pipe become the………in the electron circuit?

• A.     Anode
• B.     Ground bed
• C.    Cathode
• D.    Positive pole

Wet abrasive blast cleaning (using untreated water) of a surface should be follow by dry abrasive blast cleaning

• A.     Only as directed by engineer
• B.     To remove the surface profile created by the wet process
• C.    Because the immediate oxidation of the substrate after we blasting must be remove
• D.    Does not need carried out if water sensitive paint system is used

Which property of paint is being assessed by a V-cut test:

• A.     Prohession
• B.     Adhesion
• C.    Flexibility
• D.    Toughness

The relevant paint application information for any particular paint product such as paint spray tip size, pressure recommendation, etc. are generally found

• A.     On the paint containers
• B.     In the project specification
• C.    On the product data sheet
• D.    In the BS

The most common type of thermally sprayed metal for offshore application is:

• A.  Zinc
• B.  Graphite
• C.  Silicon
• D.  Aluminium

In accordance with PA 10 section 32 paint application by roller is:

• A.  Not allowed
• B.  High desirable for large areas
• C.  Only to be used for primer coasts on blast cleaned surfaces
• D.  Not recommended

Which of the following can be described as a mixture of mill scale and rust but with no visible pitting

• A.    Rust Grade C
• B.  Rust Grade A
• C.  Rust Grade D
• D.  Rust Grade B

Which main paint constituent exist as a suspension within the paint?

• A.  Binder
• B.  Driers
• C.  Pigment
• D.  Anti-skinning agent

A surface comparator is used to:

• A.  Measure the surface profile of a blast cleaned surface
• B.  Compare the cleanliness of a blast cleaned surface
• C.  Assess the roughness of a blast cleaned profile
• D.  Record the peak to through height of a blast cleaned profile