Capalex Aluminium Extrusions



Aluminium Alloy 3003 is not heat treatable but has good workability. It also has very good resistance to corrosion through the atmosphere. Alloy 3003 is a medium strength alloy.



Aluminium alloy 3003 applications include; decorative trim, awnings, cooking utensils, building industry, heat exchangers & office equipment.

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



3003 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
Excellent Fair Good Good Good Poor 0 -



Chemical Composition EN AW-3003
Si 0.6
Fe 0.7
Cu 0.05-0.20
Mn 1.0-1.15
Zn 0.10
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
B-404 UNS A93003
BS N3 AlMn1Cu