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L156 / L157 / L158 / L159 / L166 / L167 Aluminium SheetL156 / L157 / L158 / L159 / L166 / L167

Aluminium Sheet

L156/L157/L158/L159/L166 & L167 - high strength aluminium alloy sheet which retain their strength after heat treatment.

They are a 4 - 5% copper alloy and are supplied in the fully heat-treated condition (solution heat treated & artificially aged). The material offers very good machinability. The alloys are widely used in the aerospace and defence sector in the manufacture of high strength components.

Key Features:

L156 / L157 / L158 / L159 / L166 / L167 aluminium sheets are heat treatable, offer good strength after heat treatment. The material is easily plated and can be hard anodised. Corrosion resistance to atmospheric attack is poor.

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 L156 / L157 / L158 / L159 / L166 / L167 Aluminium Sheet Datasheet

Typical Applications:

  • Structural applications
  • High strength structural components
  • Aerospace fittings
  • Military vehicles
  • Aircraft structures and truck frames

We offer L156 / L157 / L158 / L159 / L166 / L167 aluminium in sheet form.


As part of our processing options, Smiths offer in-house guillotining services, where your sheets can be cut to your exact size requirements, making it closer to the finished size you need.

Pick a Product

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

Have a question or need a detailed quote?

Our staff are ready to take your call. For all supply and technical enquiries call us today
on 0845 527 3331 or click here to contact us.