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Data Sheets

Aluminium Alloy

BS-L

L97 T351 Plate


Applications:
High strength fabricated or machined items in aircraft industries, general engineering, machinery, military equipment, truck wheels. Screw machine products. Structural applications. Rivets.

Characteristic Properties:
Heat treatable alloy. Very good machining characteristics. High strength alloy with a strength slightly higher than 2014(A) and 2017A and 2030. High fatigue strength. Suitable for welding only by resistance welding. Corrosion resistance only with cladding or other protection.

Chemical Composition

BS 2L97(1971)
Alloy L97
Chemical Element % Present
Manganese (Mn) 0.30 - 0.90
Magnesium (Mg) 1.20 - 1.80
Nickel (Ni) 0.0 - 0.05
Lead (Pb) 0.0 - 0.05
Titanium + Zirconium (Ti+Zr) 0.0 - 0.20
Iron (Fe) 0.0 - 0.50
Silicon (Si) 0.0 - 0.50
Zinc (Zn) 0.0 - 0.20
Chromium (Cr) 0.0 - 0.10
Tin (Sn) 0.0 - 0.05
Copper (Cu) 3.80 - 4.90
Aluminium (Al) Balance

Alloy Designations

Aluminium alloy L97 - 2024 is covered by standard BS 2L97 (1971)

Generic Physical Properties

Physical Property Value
Density 2790 g/cm³
Melting Point 640 °C
Thermal Expansion 23.10 x10^-6 /K
Modulus of Elasticity 73000 GPa
Thermal Conductivity 121 W/m.K

Mechanical Properties

Thickness (mm)Proof Strength (Min)Tensile Strength (Min)Elongation % (Min)
Over 6 up to & incl. 12.5 28043010
Over 12.5 up to & incl. 2528043010
Over 25 up to & incl. 402804209
Over 40 up to & incl. 632704109
Over 63 up to & incl. 902704108
Over 90 up to & incl. 1152704008
Over 115 up to & incl. 1402603907

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.