Aluminium, Commercial Alloy5251 Aluminium O Sheet & Plate

Good formability and higher mechanical properties.

Aluminium alloy 5251 has good formability and is ideal for general sheet metal work where higher mechanical properties are required.

Mechanical properties shown are for O condition.

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Related Specifications

Alloy 5251 also corresponds to the following standard designations and specifications but may not be a direct equivalent:

  • Al Mg2
  • Al 2.0Mg 0.3Mn

Temper Types

The most common tempers for 5252 aluminium are:

  • H22
  • H24
  • H26
  • O


Chemical Composition


  • Boats
  • Panelling and pressings
  • Marine structures
  • Aircraft parts
  • Vehicle panels
  • Furniture tubing
  • Silos
  • Containers


  • Work hardening rapidly
  • Readily weldable
  • High corrosion resistance particularly in marine environments

Additional Information


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