Aluminium, BS-L

L102 T4511 Bar

High strength aerospace aluminium alloy mainly used for structural components.

L102 is used in a wide variety of high strength applications across numerous industries including defence and construction.

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Range

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L102 T4511 Aluminium Related Specifications

System / Standard Country / Region Grade / Designation
AA USA 2014A-T4511
UNS International A92014 (2014A-T4511)
EN / DIN Europe EN AW-2014A-T4511 / 3.1255
EN Name Europe AlCu4SiMg-T4511
GB China 2A14-T4511
JIS Japan A2014-T4511
BS (Aerospace) UK L102-T4511 (2014A extruded bars & sections)
AFNOR France A-U4SG-T4511

Properties

Chemical Composition

Alloy L102

BS L102 (1971)

Chemical Element % Present
Copper (Cu) 3.90 - 5.00
Chromium (Cr) 0.00 - 0.10
Iron (Fe) 0.00 - 0.50
Magnesium (Mg) 0.20 - 0.80
Manganese (Mn) 0.40 - 1.20
Nickel (Ni) 0.00 - 0.20
Lead (Pb) 0.00 - 0.05
Silicon (Si) 0.50 - 0.90
Tin (Sn) 0.00 - 0.05
Zinc (Zn) 0.00 - 0.20
Titanium + Zirconium (Ti+Zr) 0.00 - 0.20
Aluminium (Al) Balance

Alloy L102 - Mechanical Properties of T4511 temper at various diameters

BS L102 (1971)

Mechanical Property Value
<10mm Proof Stress 235 Min
< 10mm Tensile Strength 370 Min
< 10mm Elongation 11% Min
10mm - 20mm Proof Stress 260 Min
10mm - 20mm Tensile Strength 400 Min
10mm - 20mm Elongation 11% Min
20mm - 75mm Proof Stress 270 Min
20mm - 75mm Tensile Strength 410 Min
20mm - 75mm Elongation 14% min
75mm - 150mm Proof Stress 260 Min
75mm - 150mm Tensile Strength 400 Min
75mm - 150mm Elongation 12% Min
150mm - 200mm Proof Stress 230 Min
150mm - 200mm Tensile Strength 370 Min
150mm - 200mm Elongation 8% min

Alloy L102

BS L102 (1971)

Physical Property Value
Density 2800 g/cm³
Melting Point 640 °C
Thermal Expansion 22.8 x 10-6/K
Modulus of Elasticity 73000 GPa
Thermal Conductivity 134 W/m.K

Applications

Characteristics

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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 S 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.

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