A.1.3. Aluminium-Magnesium Alloy (ISO AlMg2)

PRODUCT

Type

Metal Alloy

Chemical Composition

1.7% to 2.4% Mg, Rem. Al

Manufacturer

Corus

30 Millbank

London SW1 4WY

UK

Tel: 0800 008 400

Fax:

Email: customer-services@corusgroup.com

www.corusgroup.com

 

Aluminium Pechiney

Usine de Mercus

09400 Mercus Garrabet

France

Tel: +33 (0)5 61 02 42 00

Fax: +33 (0)5 61 02 42 01

Email:

www.aluminium-pechiney.com

 

Corus Metallversteib Deutschland

Kennedydamm 17

D-40476 Dusseldorf

Germany

Tel: +49 211 4926-0

Fax: +49 211 4926-282

Email:

 

EXPERIENCE & AVAILABILITY

Development Status

Commercial Product

Cost Range

Very Low

Lot Reproducibility

BS N4, AFNOR A-G2, DIN 1725, AA 5052

Space Experience

Good

GENERAL PROPERTIES (Physical, Mechanical, Thermal, Electrical, Optical)

Nature

Typical Value

Remarks

Specific Gravity

2.69

@ Room Temperature

Ultimate Tensile Strength

180 to 250 MPa

@ Room Temperature

Proof Stress (0.2%)

87 to 190 MPa

@ Room Temperature

Elongation at Break

16%

@ Room Temperature

Thermal Conductivity

155 W m -1 C -1

@ Room Temperature

Thermal Expansion Coefficient

24 x 10-6 C -1

@ Room Temperature

Electrical Resistivity

4.7 x 10-8 W m

@ Room Temperature

PROPERTIES RELEVANT TO SPACE USE

Nature

Typical Value

Type of Test

Corrosion

Very good resistance to atmospheric corrosion.

For more severe environments, part can be either:

          Chromated

          Chromated and painted

          Sulphuric anodised, or

          Chromic anodised.

 

Stress Corrosion

High resistance.

 

SPECIAL RECOMMENDATIONS

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