Aluminium Alloy - BS-L - L158 T4 Sheet

L158 T4 Sheet

Aluminium alloy L158 – 2014A is a medium strength sheet and strip specification.


Chemical Composition

Spec: BS L158(1978)

Alloy L158

Chemical Element % Present
Silicon (Si) 0.50 - 0.90
Iron (Fe) 0.0 - 0.50
Manganese (Mn) 0.40 - 1.20
Chromium (Cr) 0.0 - 0.10
Magnesium (Mg) 0.20 - 0.80
Zinc (Zn) 0.0 - 0.25
Nickel (Ni) 0.0 - 0.10
Titanium (Ti) 0.0 - 0.15
Titanium + Zirconium (Ti+Zr) 0.0 - 0.20
Copper (Cu) 3.90 - 5.00
Other (Each) 0.0 - 0.05
Others (Total) 0.0 - 0.15
Aluminium (Al) Balance

Properties

Physical PropertyValue
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

Spec: BS L158(1978)

Sheet -

Mechanical PropertyValue
Proof Stress 255 Min MPa
Tensile Strength 400 Min MPa
Elongation A50 mm 14 Min %

Alloy Designations

Aluminium alloy L158 has similarities to the following standard designations and specifications but may not be a direct equivalent:

 2014A


Temper Types

The most common tempers for L158 aluminium are as rolled and:

  • T4 - Solution heat treated and naturaly aged to a substantially stable condition

Supplied Forms

L158 aluminium is supplied as Clad Sheet and Strip.

  • Sheet
  • Strip
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Last Datasheet Revision

7 January 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.