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Rulon Bearings

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Aluminum 2024-T861
Categories: Metal; Nonferrous Metal; Aluminum Alloy; 2000 Series Aluminum Alloy

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

Composition Notes:
A Zr + Ti limit of 0.20 percent maximum may be used with this alloy designation for extruded and forged products only, but only when the supplier and the purchaser have mutually agreed.
Composition information provided by the Aluminum Association and is not for design.

Key Words: UNS A92024; Aluminium 2024-T861; AA2024-T861; Al2024-T861
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Physical PropertiesOriginal ValueComments
Density 2.78 g/ccAA; Typical
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength, Ultimate 34.0 MPa
@Temperature 371 °C
 52.0 MPa
@Temperature 316 °C
 76.0 MPa
@Temperature 260 °C
 145 MPa
@Temperature 204 °C
 372 MPa
@Temperature 149 °C
 483 MPa
@Temperature 100 °C
 517 MPa
@Temperature 24.0 °C
 538 MPa
@Temperature -28.0 °C
 558 MPa
@Temperature -80.0 °C
 634 MPa
@Temperature -196 °C
 >= 485 MPa
@Thickness 0.508 - 1.57 mm
Sheet and plate
 >= 485 MPa
@Thickness 6.35 - 12.7 mm
Sheet and plate
 >= 490 MPa
@Thickness 1.60 - 6.32 mm
Sheet and plate
Tensile Strength, Yield >= 425 MPa
@Thickness 0.508 - 1.57 mm
Sheet and plate
 >= 440 MPa
@Thickness 6.35 - 12.7 mm
Sheet and plate
 >= 455 MPa
@Thickness 1.60 - 6.32 mm
Sheet and plate
 28.0 MPa
@Strain 0.2 %,
Temperature 371 °C
 41.0 MPa
@Strain 0.2 %,
Temperature 316 °C
 62.0 MPa
@Strain 0.2 %,
Temperature 260 °C
 117 MPa
@Strain 0.2 %,
Temperature 204 °C
 331 MPa
@Strain 0.2 %,
Temperature 149 °C
 462 MPa
@Strain 0.2 %,
Temperature 100 °C
 490 MPa
@Strain 0.2 %,
Temperature 24.0 °C
 510 MPa
@Strain 0.2 %,
Temperature -28.0 °C
 531 MPa
@Strain 0.2 %,
Temperature -80.0 °C
 586 MPa
@Strain 0.2 %,
Temperature -196 °C
Elongation at Break 5.0 %
@Temperature -196 °C
 5.0 %
@Temperature -80.0 °C
 5.0 %
@Temperature -28.0 °C
 5.0 %
@Temperature 24.0 °C
 6.0 %
@Temperature 100 °C
 11 %
@Temperature 149 °C
 28 %
@Temperature 204 °C
 55 %
@Temperature 260 °C
 75 %
@Temperature 316 °C
 100 %
@Temperature 371 °C
 >= 3.0 %
@Thickness 0.508 - 1.57 mm
Sheet and plate
 >= 4.0 %
@Thickness 1.60 - 6.32 mm
Sheet and plate
 >= 4.0 %
@Thickness 6.35 - 12.7 mm
Sheet and plate
 
Electrical PropertiesOriginal ValueComments
Electrical Resistivity 27.0 ohm-cir-mil/ft
@Temperature 20.0 °C
AA; Typical
 
Thermal PropertiesOriginal ValueComments
CTE, linear 12.9 µin/in-°F
@Temperature 20.0 - 100 °C
AA; Typical; average over range
 21.1 µm/m-°C
@Temperature -50.0 - 20.0 °C
 22.9 µm/m-°C
@Temperature 20.0 - 100 °C
 23.8 µm/m-°C
@Temperature 20.0 - 200 °C
 24.7 µm/m-°C
@Temperature 20.0 - 300 °C
Thermal Conductivity 1050 BTU-in/hr-ft²-°FAA; Typical at 77°F
Melting Point 935 - 1180 °FAA; Typical range based on typical composition for wrought products >= 1/4 in. thickness. Eutectic melting is not eliminated by homogenization.
Solidus 935 °FAA; Typical
Liquidus 1180 °FAA; Typical
 
Processing PropertiesOriginal ValueComments
Annealing Temperature 775 °F
Solution Temperature 493 °C
Aging Temperature 375 °F8 to 16 hr at temperature
 
Component Elements PropertiesOriginal ValueComments
Aluminum, Al 90.7 - 94.7 %As remainder
Chromium, Cr <= 0.10 %
Copper, Cu 3.8 - 4.9 %
Iron, Fe <= 0.50 %
Magnesium, Mg 1.2 - 1.8 %
Manganese, Mn 0.30 - 0.90 %
Other, each <= 0.05 %
Other, total <= 0.15 %
Silicon, Si <= 0.50 %
Titanium, Ti <= 0.15 %
Zinc, Zn <= 0.25 %

References for this datasheet.

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MA2024T861 / 8872

Aluminum Castings

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