Aluminium, Commercial Alloy3003 O Sheet

A general purpose alloy with moderate strength in the soft O condition.

Aluminium alloy 3003 is a medium strength alloy with very good resistance to atmospheric corrosion and very good weldability as well as good cold formability. It has better mechanical properties, especially at elevated temperatures than the 1000 series alloys.

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Related Specifications

Aluminium alloy 3003 also corresponds to the following standard designations and specifications:

  • ISO Al Mn1

Temper Types

The most common tempers for 3003 aluminium are:

  • O


Chemical Composition


  • Building industry: roofing and sidings, acoustic ceilings, corrugated sheets
  • Chemical and food industries: storage tanks, pipes, metal work
  • Equipment for heating and cooling: heat exchangers, air condition evaporators, motor vehicle radiators, freezer linings
  • Home appliances: cooking utensils, bakery moulds
  • Office equipment
  • Tube & Pipe
  • Packaging: containers, closures
  • Cladding alloy


  • Moderate strength
  • Cold working can increase the strength of this alloy
  • High ductility
  • Excellent corrosion resistance

Additional Information


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