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Aluminum 8090-T8x
Categories: Metal; Nonferrous Metal; Aluminum Alloy; Other Wrought Al Alloy

Material Notes: Common heat treatment for medium-strength sheet.

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

Composition Notes:
Composition information provided by the Aluminum Association and is not for design.

Key Words: AlLi; Aluminum Lithium Alloy; AA8090-T8x; UNS A98090; Al8090-T8x
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Physical PropertiesMetricEnglishComments
Density 2.54 g/cc0.0918 lb/in³AA; Typical
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 130130500 kg load with 10 mm ball. Calculated value.
Hardness, Knoop 163163Converted from Brinell Hardness Value
Hardness, Rockwell A 49.449.4Converted from Brinell Hardness Value
Hardness, Rockwell B 8080Converted from Brinell Hardness Value
Hardness, Vickers 149149Converted from Brinell Hardness Value
Tensile Strength, Ultimate 490 MPa71100 psi
Tensile Strength, Yield 430 MPa62400 psi
Elongation at Break 7.0 %7.0 %In 5 cm
Modulus of Elasticity 77.0 GPa11200 ksi
Fracture Toughness 75.0 MPa-m½68.3 ksi-in½Kc in L-T direction.
Shear Strength 290 MPa42100 psiCalculated value.
 
Thermal PropertiesMetricEnglishComments
CTE, linear 21.4 µm/m-°C
@Temperature 20.0 - 100 °C
11.9 µin/in-°F
@Temperature 68.0 - 212 °F
Specific Heat Capacity 0.930 J/g-°C
@Temperature 100 °C
0.222 BTU/lb-°F
@Temperature 212 °F
Thermal Conductivity 95.3 W/m-K661 BTU-in/hr-ft²-°F
Melting Point 600 - 655 °C1110 - 1210 °F
Solidus 600 °C1110 °F
Liquidus 655 °C1210 °F
 
Component Elements PropertiesMetricEnglishComments
Aluminum, Al 93 - 96.2 %93 - 96.2 %As remainder
Chromium, Cr <= 0.10 %<= 0.10 %
Copper, Cu 1.0 - 1.6 %1.0 - 1.6 %
Iron, Fe <= 0.30 %<= 0.30 %
Lithium, Li 2.2 - 2.7 %2.2 - 2.7 %
Magnesium, Mg 0.60 - 1.3 %0.60 - 1.3 %
Manganese, Mn <= 0.10 %<= 0.10 %
Other, each <= 0.05 %<= 0.05 %
Other, total <= 0.15 %<= 0.15 %
Silicon, Si <= 0.20 %<= 0.20 %
Titanium, Ti <= 0.10 %<= 0.10 %
Zinc, Zn <= 0.25 %<= 0.25 %
Zirconium, Zr 0.04 - 0.16 %0.04 - 0.16 %

References for this datasheet.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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MA8090T8 / 9695

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