eFunda: Properties of Aluminum Alloy AA 7049
engineering fundamentals Aluminum Alloy AA 7049
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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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AA 7049
Category Aluminum Alloy
Class Wrought

Composition

ElementWeight %
Al  88.2 
Cu  1.5 
Mg  2.5 
Cr  0.15 
Zn  7.6 

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  
Hardness (HB500) 135  25  T73 
Fatigue Strength (MPa) 295  25  T73  

Thermal Properties

Properties Conditions 
T (°C)Treatment
Thermal Conductivity (W/m-K) 154  25  T73 

Electric Properties

Properties Conditions 
T (°C)Treatment
Electric Resistivity (10-9W-m) 43  25  T73 
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