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Aluminum Alloys
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Wrought:
   AA 1xxx
   AA 2xxx
   AA 3xxx
   AA 4xxx
   AA 5xxx
   AA 6xxx
   AA 7xxx
Cast:
   2xx.0 or x2xx.0
   3xx.0 or x3xx.0
   4xx.0 or x4xx.0
   5xx.0 or x5xx.0
   7xx.0
   8xx.0
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355.0
Category Aluminum Alloy
Class Cast

Composition
ElementWeight %
Al  91.85 
Cu  1.20 
Mg  0.50 
Mn  0.50 
Si  5.00 
Fe  0.6 
Zn  0.35 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 2.71 25  
Poisson's Ratio 0.33 25  
Elastic Modulus (GPa) 70-80 25  
Tensile Strength (Mpa) 210  25  T51 (permanent mold casting) more
Yield Strength (Mpa) 165 
Elongation (%) 2.0 
Reduction in Area (%)  

Thermal Properties
Properties Conditions 
T (°C)Treatment
Thermal Expansion (10-6/ºC) 22  20-100  
Glossary
STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.