Aluminium, Commercial Alloy

6063 O Bar & Extrusion

One of the most popular alloys in the 6000 series and most widely known as an architectural alloy.

Aluminium alloy 6063 is a medium strength alloy commonly referred to as an architectural alloy. It is normally used in intricate extrusions and is most commonly supplied in the T6 temper.

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6063 O Aluminium Related Specifications

System / Standard Country / Region Grade / Designation
AA USA 6063-O
UNS International A96063 (6063-O)
EN / DIN Europe EN AW-6063-O
EN Name Europe AlMg0.7Si-O
GB China 6063-O
JIS Japan A6063-O
BS UK 6063-O (extruded profiles)

Properties

Chemical Composition

Alloy 6063

Chemical Element % Present
Manganese (Mn) 0.00 - 0.10
Iron (Fe) 0.00 - 0.35
Magnesium (Mg) 0.45 - 0.90
Silicon (Si) 0.20 - 0.60
Zinc (Zn) 0.00 - 0.10
Titanium (Ti) 0.00 - 0.10
Chromium (Cr) 0.00 - 0.10
Copper (Cu) 0.00 - 0.10
Other (Each) 0.00 - 0.05
Others (Total) 0.00 - 0.15
Aluminium (Al) Balance

Rod & Bar Up to 200mm Dia.

Mechanical Property Value
Tensile Strength 130 Max MPa
Elongation A50 mm 16 Min %
Hardness Brinell 25 HB
Elongation A 18 Min %

Tube Up to 25mm Wall Thickness

Mechanical Property Value
Tensile Strength 130 Max MPa
Elongation A50 mm 16 Min %
Hardness Brinell 25 HB
Elongation A 18 Min %
Physical Property Value
Density 2.70 g/cm³
Melting Point 600 °C
Thermal Expansion 23.5 x 10-6/K
Modulus of Elasticity 69.5 GPa
Thermal Conductivity 200 W/m.K
Electrical Resistivity 0.035 x 10-6 Ω .m

Applications

Characteristics

Additional Information

Weldability
Process Rating
Weldability - Gas Excellent
Weldability - Arc Excellent
Weldability - Resistance Excellent
Brazability Excellent
Solderability Good
Process Rating
Workability - Cold Average
Machinability Average

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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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