L111 Aluminium Alloy Bar & Extrusion T6511 Grade…

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Temper Types

The most common temper for L111-6082 aluminium are:

T5
T4
T6511
T6

Properties

Chemical Composition

Chemical Element	% Present
Manganese (Mn)	0.40 - 1.00
Silicon (Si)	0.70 - 1.30
Magnesium (Mg)	0.50 - 1.20
Copper (Cu)	0.00 - 0.10
Iron (Fe)	0.00 - 0.50
Tin (Sn)	0.00 - 0.05
Chromium (Cr)	0.00 - 0.25
Nickel (Ni)	0.00 - 0.10
Lead (Pb)	0.00 - 0.05
Titanium (Ti)	0.00 - 0.20
Zinc (Zn)	0.00 - 0.20
Aluminium (Al)	Balance

Mechanical Properties

Mechanical Property	Value
>20mm Proof Strength	255 Min
>20mm Tensile Strength	295 Min
>20mm Elongation	7% min
20mm - 150mm Proof Stress	270 min
20mm - 150mm Tensile Strength	310 Min
20mm - 150mm Elongation	8% min
150mm - 200mm Proof Stress	240 Min
150mm - 200mm Tensile Strength	280 Min
150mm - 200mm Elongation	5% Min

General Physical Properties

Physical Property	Value
Density	2710 g/cm³
Melting Point	650 °C
Thermal Expansion	23.10 x 10^-6/K
Modulus of Elasticity	70000 GPa
Thermal Conductivity	167-216 W/m.K

Applications

Aerospace components
High technology applications

Characteristics

Very good corrosion resistance
Very good weldability (lowered strength values in the weld zone)
Good machinability
Good cold formability in T4 temper after a stabilizing heat treatment.
Heat treatable medium high strength construction
Medium high fatigue strength

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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.

Aluminium, BS-LL111 Aluminium Alloy Bar & Extrusion T6511

Heat treatable aerospace aluminium alloy with very good corrosion resistance and weldability.

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Temper Types

Properties

Alloy L111

BS L111 (1971)

Alloy L111 - Mechanical Properties T6511 Temper for Various Dimensions

BS L111 (1971)

Alloy L111

BS L111 (1971)

Applications

Characteristics

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