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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 x 10^-6 /K
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%
Modulus of Elasticity71 GPa

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

 

TEMPER TYPES

AMS QQ-A-225/6 is supplied in a wide range of tempers:

  • T351 - Solution heat treated then stress relieved by stretching. Equivalent to T4 condition.
  • T4 - Solution heat treated and naturaly aged to a substantially stable condition
  • T6 - Solution heat treated then artificially aged by the user
  • T851 - Solution heat treated then stress relieved by stretching then artificially aged.

 

SUPPLIED FORMS

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

  • Round/Flat Bar
DELIVERY: