Aluminium
Aluminium Alloy 6063 T6 Bar & Extrusion

Datasheet Updated

18 July 2022

Range

Product FormSize Range Size Range
FromTo
Flat Bar3/8" x 1/8" 6" x 1"
Square Box Section1/2" x 1/2" x 16swg4" x 4" x 1/4"
Rectangular Box Section1" x 1/2" x 16swg 6" x 3" x 3/8"
Tube3/8" OD x 16swg6 1/2" OD x 1/4"
Channel3/8" x 3/8" x 1/16" 10" x 3" x 3/8" x 1/2"
Equal Angle3/8" x 3/8" x 1/16" 6" x 6" x 1/2"
Unequal Angle3/4" x 1/4" x 1/16" 6" x 3" x 3/8"
Angle (Metric)25 x 25 x 3mm, 50 x 25 x 3mm, 50 x 50 x 3mm-
Z Section3/4" x 1/2" x 1/16" 1 3/4" x 1" x 1/8"

Specifications

Commercial

6063 T6

EN

6063 T6

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

Chemical Composition

BS EN 573-3

Alloy 6063

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

Alloy Designations

Aluminium alloy 6063/6063A corresponds to the following standard designations and specifications but may not be a direct equivalent:

  • AA6063
  • Al Mg0.7Si
  • GS10
  • AlMgSi0.5
  • A-GS
  • 3.32206
  • ASTM B210
  • ASTM B221
  • ASTM B241 (Pipe- Seamless)
  • ASTM B345 (Pipe- Seamless)
  • ASTM B361
  • ASTM B429
  • ASTM B483
  • ASTM B491
  • MIL G-18014
  • MIL G-18015
  • MIL P-25995
  • MIL W-85
  • QQ A-200/9
  • SAE J454
  • UNS A96063
  • HE19

Temper Types

The most common tempers for 6063 aluminium are:

  • O
  • T6

Supplied Forms

  • Bar
  • Tube
  • Extrusions
  • Rod

Applications

  • Extrusions
  • Window frames
  • Doors
  • Shop fittings
  • Irrigation tubing
  • In balustrading the rails and posts are normally in the T6 temper and formed elbows and bends are T4
  • Hydro formed tube for chassis

Characteristics

  • High corrosion resistance
  • Medium strength
  • Good surface finish
  • Readily suited to welding
  • Easily anodised
  • Good formability in the T4 condition

Mechanical Properties

To BS EN 755-2

Rod & Bar Up To 150mm Dia. & A/F

Property Value

Proof Stress

170 Min MPa

Tensile Strength

215 Min MPa

Hardness Brinell

75 HB

Elongation A

10 Min %

Elongation A50 mm

8 Min %

To BS EN 755-2

Rod & Bar 150mm to 200mm Dia. & A/F

Property Value

Proof Stress

160 Min MPa

Tensile Strength

195 Min MPa

Hardness Brinell

75 HB

Elongation A

10 Min %

BS EN 755-2

Tube Up To 25mm Wall Thickness

Property Value

Proof Stress

170 Min MPa

Tensile Strength

215 Min MPa

Elongation A50 mm

8 Min %

Hardness Brinell

75 HB

Elongation A

10 Min %

BS EN 755-2

Profiles Up to 10mm Wall Thickness

Property Value

Proof Stress

170 Min MPa

Tensile Strength

215 Min MPa

Elongation A50 mm

6 Min %

Hardness Brinell

75 HB

Elongation A

8 Min %

BS EN 755-2

Profiles 10mm to 25mm Wall Thickness

Property Value

Proof Stress

160 Min MPa

Tensile Strength

195 Min MPa

Elongation A50 mm

6 Min %

Hardness Brinell

75 HB

Elongation A

8 Min %

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.