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   2xx.0 or x2xx.0
   3xx.0 or x3xx.0
   4xx.0 or x4xx.0
   5xx.0 or x5xx.0
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   8xx.0
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AA 2048
Category Aluminum Alloy
Class Wrought

Composition
ElementWeight %
Al  94.80 
Cu  3.3 
Mn  0.4 
Mg  1.5 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 2.6-2.8 25  
Poisson's Ratio 0.33 25  
Elastic Modulus (GPa) 70-80 25  
Tensile Strength (Mpa) 455  25   
Yield Strength (Mpa) 415 
Elongation (%) 8.3 
Reduction in Area (%)  
Fatigue Strength (MPa) 220  25   

Thermal Properties
Properties Conditions 
T (°C)Treatment
Thermal Conductivity (W/m-K) 159  25  T851 

Electric Properties
Properties Conditions 
T (°C)Treatment
Electric Resistivity (10-9W-m) 40  25  T851 
Glossary