Capalex Aluminium Extrusions

 

Applications

7020 is used a lot in frame manufacture eg. motorbike or bicycle frames. It's high strength also make it useful in armoured vehicles.

 

7020 Aluminium Alloy Data Sheet

Properties given are typical and should only be used for comparisons of alloys. Actual values will depend on section specification.

            Mechanical Properties
Forming Machining Welding Brazing/Soldering Protective Anodising Aesthetic Anodising Temper Restrict Min N/mm Stress Min N/mm
Good Good Not Suitable Not Suitable Fair Not Suitable T6 270 320

 

Chemical Composition EN AW-7020
Si 0.35
Fe 0.40
Cu 0.20
Mn 0.05-0.50
Mg 1.0-1.4
Cr 0.10-0.35
Zn 4.0-5.0
Others (each) 0.05
Others (total) 0.15
Aluminium Remainder

(The chemical composition of aluminium and aluminium alloys is supplied in percentage by mass. Limits are expressed as a maximum unless shown as a range or a minimum)

 

 

Similar and obsolete specifications
BS H17 EN AW-7020
ISO AlZn4.5Mg1  

 

Properties given are typical and should only be used for comparisons of alloys. Actual values will depend on section specification.

Aerospace materials are covered by the ‘L’ series of British standards.