Corrosion protection quiz

From SteelConstruction.info

Please answer the following 10 multiple choice questions, then click 'submit' to check the result. The pass mark for a CPD certificate is 8 out of 10, and you may retake the quiz as many times as you wish, but the questions will vary! Please note that one, two, three or all of the possible answers presented for each question may be right, and to gain a mark for that question all correct answers must be identified.

Good luck

Corrosion protection

The design detailing of a steel structure is important for?

Aesthetic purposes
To prevent water and dirt retention
To aid the application of protective coatings
Coating inspection

The corrosion of steel can be controlled by?

Coupling to a more noble metal
Paint coatings
Metal coatings
Washing with chlorinated water

MIO is a type of?

Specification
Pigment
Paint for motorway structures
Resin

In which 'Corrosivity Category' can steel be used without corrosion protection?

C1
C2
C3
C4

What are surface profile comparators used for?

To check the smoothness of a paint coating
To grade the roughness of a thermally sprayed coating
To grade the roughness of a blast cleaned steel surface
To check the standard of cleanliness of blast cleaned steel

Which metals are thermally sprayed to structural steel?

Aluminium
Chromium
Zinc
Nickel

How many photographic 'rust grades' are there in BS EN ISO 8501-1?

2
3
4
None

Identify one of the main requirements of a prefabrication primer?

To be 'weldable'
To provide long term protection
To be a thick coating
To dry slowly

What is the most common form of corrosion protection?

Hot dip galvanizing
Paint coatings
Thermally sprayed metal coatings
Paint and metal coatings together

What type of surface 'roughness' should steel have before being thermally metal sprayed?

Rounded with high profile amplitude
Angular with high profile amplitude
Rounded with low profile amplitude
Angular with low profile amplitude