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L168 Aluminium BarL168

Aluminium Extrusion

A high strength 4 to 5 % Copper alloy, produced in extruded bar and profile form, in the fully heat-treated condition (solution heat-treated and artificially aged). Normally stocked in the T6511 condition (stress relieved by controlled stretching), except sizes under 10mm diameter and over 203.2mm diameter. (T6 only). Over 203.2mm diameter can be made to chemical composition only.

  • General Engineering Equivalent - 2014AT6
  • BS / EN Euronorm - EN 573 / 755
  • Old BS - HE15TF (BS1474)
  • AECMA Euronorm - BS EN 2384, 2635

Key Features:

L168 aluminium is a high strength alloy which offers excellent machinability. The alloy has poor resistance to atmospheric corrosive attack. To protect the material against atmospheric corrosion in storage, the material can be lightly coated with a Lanolin based protective oil.

Technical Assistance

Our knowledgeable staff and resident metallurgists will be pleased to assist you further on any technical topic. Smiths Metal Centres Limited also boasts an in-house UKAS Accredited Testing Laboratory which is unique within the multi-metal and plastic stockholding sector. We believe this underlines our total commitment to quality and our ethos of being the complete service provider.

Download L168 Aluminium Alloy Datasheet

Typical Applications:

  • Aerospace Components
  • High Technology Applications

We offer L168 aluminium alloy in extrusion bar, rounds, hexagons, flats, squares and special shapes.


We offer processing options throughout the Group with over thirty power saws available to cut your material to size. It is just as economical for us to cut a single one off blank to large production runs.

Pick a Product

To find out more about Smiths Metal Centres own range of aerospace aluminium alloys, click on one of our products on the side menu of this web page.

Have a question or need a detailed quote?

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on 0845 527 3331 or click here to contact us.