Technical data sheets

Aluminium Alloy   |   BS-L

L159 T6 Sheet

Commercial2014A

Aluminium alloy L159 – 2014A is a high strength sheet and strip specification.
The standard specifying this grade has been superseded by BSEN 2395


Chemical Composition

BS L159(1978)
Alloy L159
Chemical Element % Present
Aluminium (Al) balance
Other (Each) 0.05 max
Chromium (Cr) 0.1 max
Titanium (Ti) 0.15 max
Others (Total) 0.15 max
Titanium + Zirconium (Ti+Zr) 0.2 max
Zinc (Zn) 0.25 max
Iron (Fe) 0.5 max
Magnesium (Mg) 0.2 - 0.8
Silicon (Si) 0.5 - 0.9
Manganese (Mn) 0.4 - 1.2
Copper (Cu) 3.9 - 5

Alloy Designations

Aluminium alloy L159 has similarities to the following standard designations and specifications but may not be a direct equivalent:

 2014A


Temper Types

The most common temper for L159 aluminium is:

  • T6

Supplied Forms

L159 aluminium is supplied as Clad Sheet and Strip.

  • Sheet
  • Strip

Generic Physical Properties

Physical Property Value
Density 2.80 g/cm³
Melting Point 640 °C
Thermal Expansion 22.8 x10^-6 /K
Modulus of Elasticity 73 GPa
Thermal Conductivity 155 W/m.K
Electrical Resistivity 40 % IACS

Mechanical Properties

Thickness (mm) Proof Strength (Min) Tensile Strength (Min) Elongation % (Min)
Over 0.4 up to & incl. 0.8 370 430 6
Over 0.8 up to & incl.1.6 380 440 7
Over 1.6 up to & incl. 6.0 390 440 7

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Last updated Thursday, January 9, 2014


Disclaimer

This Data is indicative only and as such is not to be relied upon in place of the full specification. In particular, mechanical property requirements vary widely with temper, product and product dimensions. All information is based on our present knowledge and is given in good faith. No liability will be accepted by the Company in respect of any action taken by any third party in reliance thereon.

Please note that the 'Datasheet Update' date shown above is no guarantee of accuracy or whether the datasheet is up to date.

The information provided in this datasheet has been drawn from various recognised sources, including EN Standards, recognised industry references (printed & online) and manufacturers’ data. No guarantee is given that the information is from the latest issue of those sources or about the accuracy of those sources.

Material supplied by the Company may vary significantly from this data, but will conform to all relevant and applicable standards.

As the products detailed may be used for a wide variety of purposes and as the Company has no control over their use; the Company specifically excludes all conditions or warranties expressed or implied by statute or otherwise as to dimensions, properties and/or fitness for any particular purpose, whether expressed or implied.

Advice given by the Company to any third party is given for that party’s assistance only and without liability on the part of the Company. All transactions are subject to the Company’s current Conditions of Sale. The extent of the Company’s liabilities to any customer is clearly set out in those Conditions; a copy of which is available on request.