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2024

AMS 4112 / AlCu4Mg1 / 2024 / T6

Chemical Properties % Value
Silicon (Si)0,00 - 0,50
Chromium (Cr)0,00 - 0,10
Manganese (Mn)0,40 - 1,20
Magnesium (Mg)0,30 - 0,90
Copper (Cu)3,80 - 4,90
Titanium (Ti)0,00 - 0,20
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 Elasticity72.4 GPa
Thermal Conductivity151 W/m.k
Electrical Resistivity%38 IACS
Mechanical Properties Value
Proof Strength315 - 390 MPa
Yield Strength415 - 480 MPa
Shear Strength283 MPa
Elongation A50 mm5% - 10%
Modulus of Elasticity72.4 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 has similarities to the following standard designations and specifications:

AMS QQ-A-250/4,  Alloy 2024,  UNS A92024, ASTM B209

DIN AlCuMg2,  3.1355

DELIVERY:
Mechanical Properties
Thickness (mm) Proof Strength (Min.) Yield Strength (Min.) Elongation A50 mm %
over 0,25 up to & incl. 6,35 mm 345 MPa 440 MPa 5%
over 6,35 up to & incl. 12,7 mm 345 MPa 440 MPa 5%
over 12,73 up to & incl. 50,8 mm 345 MPa 435 MPa 5%
over 50,8 up to & incl. 76,2 mm 345 MPa 427 MPa 5%