Aluminum 2219-T62

Subcategory: 2000 Series Aluminum Alloy; Aluminum Alloy; Metal; Nonferrous Metal

Close Analogs:

Composition Notes:
This designation is considered the sole original alloy for this alloy family.
Aluminum content reported is calculated as remainder.
Composition information provided by the Aluminum Association and is not for design.

Key Words: UNS A92219; ISO AlCu6Mn; Aluminium 2219-T62; AA2219-T62

Component   Wt. %
Al91.5 - 93.8 
Cu5.8 - 6.8 
FeMax 0.3 
MgMax 0.02 
Component   Wt. %
Mn0.2 - 0.4 
Other, eachMax 0.05 
Other, totalMax 0.15 
SiMax 0.2 
Component   Wt. %
Ti0.02 - 0.1 
V0.05 - 0.15 
ZnMax 0.1 
Zr0.1 - 0.25 

Material Notes:
Data points with the AA note have been provided by the Aluminum Association, Inc. and are NOT FOR DESIGN.

Physical PropertiesMetricEnglishComments
Density2.84 g/cc0.103 lb/in AA; Typical

Mechanical Properties
Hardness, Brinell115115 500 kg load with 10 mm ball
Hardness, Knoop145145 Converted from Brinell Hardness Value
Hardness, Rockwell A45.545.5 Converted from Brinell Hardness Value
Hardness, Rockwell B7272 Converted from Brinell Hardness Value
Hardness, Vickers130130 Converted from Brinell Hardness Value
Ultimate Tensile Strength414 MPa60000 psi AA; Typical
Tensile Yield Strength290 MPa42000 psi AA; Typical
Elongation at Break10 %10 % AA; Typical; 1/16 in. (1.6 mm) Thickness
Modulus of Elasticity73.1 GPa10600 ksi AA; Typical; Average of tension and compression. Compression modulus is about 2% greater than tensile modulus.
Poisson's Ratio0.330.33 Estimated from trends in similar Al alloys.
Fatigue Strength103 MPa15000 psi AA; 500,000,000 cycles completely reversed stress; RR Moore machine/specimen
Shear Modulus27 GPa3920 ksi Estimated from similar Al alloys.
Shear Strength255 MPa37000 psi 

Electrical Properties
Electrical Resistivity5.7e-006 ohm-cm5.7e-006 ohm-cm 

Thermal Properties
CTE, linear 68F22.3 m/m-C12.4 in/in-F AA; Typical; Average over 68-212F range.
CTE, linear 250C24.1 m/m-C13.4 in/in-F Estimated from trends in similar Al alloys. 20-300C.
Specific Heat Capacity0.864 J/g-C0.207 BTU/lb-F 
Thermal Conductivity120 W/m-K833 BTU-in/hr-ft-F 
Melting Point543 - 643 C1010 - 1190 F AA; Typical range based on typical composition for wrought products 1/4 inch thickness or greater. Eutectic melting is not eliminated by homogenization.
Solidus543 C1010 F AA; Typical
Liquidus643 C1190 F AA; Typical

Processing Properties
Annealing Temperature413 C775 F 
Solution Temperature535 C995 F 
Aging Temperature163 - 191 C325 - 375 F from 18 to 36 hr at temperature

References for this datasheet.

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