Aluminium Alloy - Commercial Alloy - DNV Certified Marine Extrusions

DNV Certified Marine Extrusions

Aalco stock range of DNV Certified Marine Extrusions in Aluminium Alloy 6082T6.
Range includes Flat Bar, Tube, Tee, Angle, Channel, I-Beam, Bulb Bar and Rider Bar.

Chemical Composition


Chemical Element % Present
Chromium (Cr) 0.0 - 0.25
Copper (Cu) 0.0 - 0.10
Iron (Fe) 0.0 - 0.50
Lead (Pb) 0.0 - 0.05
Magnesium (Mg) 0.50 - 1.20
Manganese (Mn) 0.40 - 1.00
Nickel (Ni) 0.0 - 0.10
Tin (Sn) 0.0 - 0.05
Titanium (Ti) 0.0 - 0.20
Zinc (Zn) 0.0 - 0.20


Physical PropertyValue
Density 2.7 g/cm³
Melting Point 555 °C
Thermal Expansion 24 x10^-6 /K
Modulus of Elasticity 70 GPa
Thermal Conductivity 180 W/m.K
Electrical Resistivity 0.038 x10^-6 Ω .m

Alloy Designations


Temper Types

  • T6 - Solution heat treated and artificially aged

Supplied Forms

  • Angle
  • Bar
  • Extrusions
  • Rod
  • Tube

Stock Sizes

Flat Bar: 40mmx5mm / 40mmx6mm / 50mmx6mm / 80mmx6mm / 80mmx8mm / 100mmx8mm

Rider Bar: 50mm / 80mm

Bulb Bar: 50mm / 76mm 

Bulb Flat: 98.7mmx19mm

Channel: 200x80x8x12

Equal Angle: 50mmx50mmx6mm

Equal Tee: 38.1x4.76 / 40x4 / 50x4 / 50.8x6.3

I-Beam: 203x76x7x10

Tube (O/D x Wall): 38.1mmx4.76mm / 114.3mmx6.3mm / 50.8mmx4mm / 1inx10g / 1.25inx10g / 6.5inx0.25in / 3inx0.25in 

Datasheet Search

Last Datasheet Revision

6 March 2017


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.