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

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

2
3
4
None

Which standard refers to 'the treatment of welds, edges and other surface imperfections'?

BS 7079
ISO 8501-3
BS EN ISO 8504-3
BS EN ISO 8503-5

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 is acid pickling carried out?

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

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

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

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

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

C1
C2
C3
C4

MIO is a type of?

Specification
Pigment
Paint for motorway structures
Resin