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Ullrich Aluminium: Useful Formulae

To calculate Nominal mass (kg/m) of extruded aluminium sections, tube, etc: download pdf file of linear conversion tables

  • Calculate cross-section area (mm2)
  • Multiply by 0.00271

To calculate Factor (i. e. the "difficulty of extrusion" factor)

  • Calculate the perimeter of the section (Note: for hollows, add outside perimeter and inside perimeter)
  • Divide this by the nominal kg/m of the section

NOMINAL MASS (kg/m2) of aluminium sheet and plate:

Download pdf file of linear conversion tables

Ullrich Aluminium Australian Aluminium Council Ltd

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