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2024

AMS QQ-A-225/6 / AlCu4Mg1 / 2024 / T8

Chemical Properties % Value
Silicon (Si)0,00 - 0,50
Chromium (Cr)0,00 - 0,10
Manganese (Mn)0,30 - 0,90
Magnesium (Mg)1,20 - 1,80
Copper (Cu)3,80 - 4,90
Titanium (Ti)0,00 - 0,15
Iron (Fe)0,00 - 0,50
Zinc (Zn)0,00 - 0,25
Aluminium (Al)Balance
Physical Properties Value
Density2.78 g/cm³
Melting Point502 °C
Thermal Expansion23 µm/m.°C
Modulus of Elasticity73.1 GPa
Thermal Conductivity121 W/m.K
Electrical Resistivity30% IACS
Mechanical Properties Value
Proof Strength440 MPa
Yield Strength530 MPa
Shear Strength300 MPa
Elongation A50 mm5%
Hardness140 HB

A medium to high strength alloy with, dependent upon temper, minimum Proof Stress up to 57 ksi / 390 Mpa and minimum Tensile Strength up to 66 ksi / 455 MPa

 

ALLOY DESIGNATIONS

Aluminium alloy 2024 T8 has similarities to the following standard designations and specifications:

As extruded round bar: AMS QQ-A-200/3, ASTM B221, DIN 3.1354

 

Choosing Factors for 2024 T8

  • Strength: High
  • Machining: Good
  • Weldability: Average (Spot welding is the best choice)
  • Formability: Poor
  • Corrosion Resistance: Poor
  • Heat Treating: Yes
 

Some Well-Known Applications for 2024 T8

Engine cowl skins,

In hydraulic valves,

It is also used in aircraft fittings.

 

SUPPLIED FORMS

Alloy 2024 T8  is supplied in round and flat bar forms.

  • Round/Flat Bar
DELIVERY: