Aluminium Alloy 6061 T6 Extrusions Grade -…

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Temper Types

The most common temper for 6061 aluminium is:

Properties

Chemical Composition

Chemical Element	% Present
Manganese (Mn)	0.00 - 0.15
Iron (Fe)	0.00 - 0.70
Magnesium (Mg)	0.80 - 1.20
Silicon (Si)	0.40 - 0.80
Copper (Cu)	0.15 - 0.40
Zinc (Zn)	0.00 - 0.25
Titanium (Ti)	0.00 - 0.15
Chromium (Cr)	0.04 - 0.35
Other (Each)	0.00 - 0.05
Others (Total)	0.00 - 0.15
Aluminium (Al)	Balance

Mechanical Properties

Mechanical Property	Value
Proof Stress	240 Min MPa
Tensile Strength	260 Min MPa
Hardness Brinell	95 HB

General Physical Properties

Physical Property	Value
Density	2.70 g/cm³
Melting Point	650 °C
Thermal Expansion	23.4 x 10^-6/K
Modulus of Elasticity	70 GPa
Thermal Conductivity	166 W/m.K
Electrical Resistivity	0.040 x 10^-6 Ω .m

Characteristics

Very good corrosion resistance
Very good weldability although reduced strength in the weld zone
Medium fatigue strength
Good cold formability in the temper T4, but limited formability in T6 temper
Not suitable for very complex cross sections

Additional Information

Fabrication

Process	Rating
Workability - Cold	Good
Machinability	Acceptable

Process	Rating
Weldability - Gas	Good
Weldability - Arc	Very Good
Weldability - Resistance	Good
Brazability	Good
Solderability	Good

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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, Commercial AlloyAluminium Alloy 6061 T6 Extrusions

Most versatile heat treatable aluminium alloy.

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Temper Types

Properties

Alloy 6061

BS EN 573-3

Extrusions Up to 200mm Dia. & A/F, 5mm WT for Tube and Prof

BS EN 755-2

Characteristics

Additional Information

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