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Galvanised steel — AQA GCSE Design and Technology Definition | GradeGen

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Design and Technology
Key terms
Galvanised steel

GCSE Design and Technology · key term

Galvanised steel

Definition

Steel protected by a coating of zinc to resist rusting.

Used by AQA

How each exam board covers it

AQA GCSE Design and Technology · 8552

Paper 1

Galvanised steel has a protective zinc coating to resist rusting. Other examples include nickel-plated steel and polymer-coated aluminium. In each case, the designer selects the coating for the function needed at the surface.
Revise: Modern materials

AQA Design and Technology past papers

Exam tips

1
Distinguish the material from its coating: galvanised steel is steel coated with zinc, not steel mixed with zinc.

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Modern material

Strength-to-weight ratio

Technical specification