Aluminum 2024 | AlCu4Mg1
Material type

Metal

Material name

Aluminum 2024 | AlCu4Mg1

Alternative names

AlCu4Mg1, 3.1355

Process compatibility

CNC machining

Mechanical properties

Ultimate tensile strength        200 – 540 MPa
 
Yield strength                           100 – 490 MPa
 
Young’s modulus
(modulus of elasticity)            71 – 73.1 GPa
 
Elongation at break                 14 – 20 %
 
Hardness                                   70 – 120 HB

Thermal properties

Maximum service temperature              200 °C
 
Thermal expansion coefficent       23 – 24.7 10^-6/ºC
 
Thermal conductivity                         121 W/(m⋅°C) 

Post treatments

Post-Processing                     Hot & cold working,
                                                    Age hardening
 
Anodizing compatibility                Suitable

Physical properties

Corrosion resistance             Poor
 
Magnetism                              Non-magnetic
 
Weldability                              Good

Electrical properties

Electrical resistivity                   5.82 μΩ*cm

Common applications

Aircraft fuselage                        Commercial & military 
                                                               aircraft
 
Wing tension members                   Critical Aircraft                                                                          structures
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