Corrosion protection quiz

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

Which standard is the product specification for hot dip galvanizing?

BS EN ISO 14713-1
BS EN ISO 2063
BS EN ISO 1461
BS EN ISO 12944

Which of the following surface preparation methods can be 100% efficient in removing all rust and millscale?

Rotary wire brushing
Needle gunning
Abrasive blast cleaning
Scraping

When is acid pickling carried out?

Before coating small components
As a pre-treatment for painting
Before hot dip galvanizing
Never

Corrosion occurs as a result of an electrochemical reaction between?

Steel and water
Steel, water and oxygen
Water and dissimilar metals
Abrasives and water

MIO is a type of?

Specification
Pigment
Paint for motorway structures
Resin

The corrosion of steel can be controlled by?

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

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

When should coating inspection be carried out?

After the job is completed
Only when painting is being carried out
Throughout the whole job
Only for special structures

Which of the following can be found in a corrosion protection specification?

How to mix paints
Coating film thicknesses
Types of coating equipment
Method of surface preparation