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Ensinger PEI

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 PropertiesMetricEnglishComments
Density 2.78 g/cc0.100 lb/in³AA; Typical
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Ultimate  34.0 MPa
@Temperature 371 °C
4930 psi
@Temperature 700 °F
 52.0 MPa
@Temperature 316 °C
7540 psi
@Temperature 601 °F
 76.0 MPa
@Temperature 260 °C
11000 psi
@Temperature 500 °F
 145 MPa
@Temperature 204 °C
21000 psi
@Temperature 399 °F
 372 MPa
@Temperature 149 °C
54000 psi
@Temperature 300 °F
 483 MPa
@Temperature 100 °C
70100 psi
@Temperature 212 °F
 517 MPa
@Temperature 24.0 °C
75000 psi
@Temperature 75.2 °F
 538 MPa
@Temperature -28.0 °C
78000 psi
@Temperature -18.4 °F
 558 MPa
@Temperature -80.0 °C
80900 psi
@Temperature -112 °F
 634 MPa
@Temperature -196 °C
92000 psi
@Temperature -321 °F
 >= 485 MPa
@Thickness 0.508 - 1.57 mm
>= 70300 psi
@Thickness 0.0200 - 0.0620 in
Sheet and plate
 >= 485 MPa
@Thickness 6.35 - 12.7 mm
>= 70300 psi
@Thickness 0.250 - 0.499 in
Sheet and plate
 >= 490 MPa
@Thickness 1.60 - 6.32 mm
>= 71100 psi
@Thickness 0.0630 - 0.249 in
Sheet and plate
Tensile Strength, Yield  >= 425 MPa
@Thickness 0.508 - 1.57 mm
>= 61600 psi
@Thickness 0.0200 - 0.0620 in
Sheet and plate
 >= 440 MPa
@Thickness 6.35 - 12.7 mm
>= 63800 psi
@Thickness 0.250 - 0.499 in
Sheet and plate
 >= 455 MPa
@Thickness 1.60 - 6.32 mm
>= 66000 psi
@Thickness 0.0630 - 0.249 in
Sheet and plate
 28.0 MPa
@Strain 0.2 %,
Temperature 371 °C
4060 psi
@Strain 0.2 %,
Temperature 700 °F
 41.0 MPa
@Strain 0.2 %,
Temperature 316 °C
5950 psi
@Strain 0.2 %,
Temperature 601 °F
 62.0 MPa
@Strain 0.2 %,
Temperature 260 °C
8990 psi
@Strain 0.2 %,
Temperature 500 °F
 117 MPa
@Strain 0.2 %,
Temperature 204 °C
17000 psi
@Strain 0.2 %,
Temperature 399 °F
 331 MPa
@Strain 0.2 %,
Temperature 149 °C
48000 psi
@Strain 0.2 %,
Temperature 300 °F
 462 MPa
@Strain 0.2 %,
Temperature 100 °C
67000 psi
@Strain 0.2 %,
Temperature 212 °F
 490 MPa
@Strain 0.2 %,
Temperature 24.0 °C
71100 psi
@Strain 0.2 %,
Temperature 75.2 °F
 510 MPa
@Strain 0.2 %,
Temperature -28.0 °C
74000 psi
@Strain 0.2 %,
Temperature -18.4 °F
 531 MPa
@Strain 0.2 %,
Temperature -80.0 °C
77000 psi
@Strain 0.2 %,
Temperature -112 °F
 586 MPa
@Strain 0.2 %,
Temperature -196 °C
85000 psi
@Strain 0.2 %,
Temperature -321 °F
Elongation at Break  5.0 %
@Temperature -196 °C
5.0 %
@Temperature -321 °F
 5.0 %
@Temperature -80.0 °C
5.0 %
@Temperature -112 °F
 5.0 %
@Temperature -28.0 °C
5.0 %
@Temperature -18.4 °F
 5.0 %
@Temperature 24.0 °C
5.0 %
@Temperature 75.2 °F
 6.0 %
@Temperature 100 °C
6.0 %
@Temperature 212 °F
 11 %
@Temperature 149 °C
11 %
@Temperature 300 °F
 28 %
@Temperature 204 °C
28 %
@Temperature 399 °F
 55 %
@Temperature 260 °C
55 %
@Temperature 500 °F
 75 %
@Temperature 316 °C
75 %
@Temperature 601 °F
 100 %
@Temperature 371 °C
100 %
@Temperature 700 °F
 >= 3.0 %
@Thickness 0.508 - 1.57 mm
>= 3.0 %
@Thickness 0.0200 - 0.0620 in
Sheet and plate
 >= 4.0 %
@Thickness 1.60 - 6.32 mm
>= 4.0 %
@Thickness 0.0630 - 0.249 in
Sheet and plate
 >= 4.0 %
@Thickness 6.35 - 12.7 mm
>= 4.0 %
@Thickness 0.250 - 0.499 in
Sheet and plate
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000449 ohm-cm
@Temperature 20.0 °C
0.00000449 ohm-cm
@Temperature 68.0 °F
AA; Typical
 
Thermal PropertiesMetricEnglishComments
CTE, linear  21.1 µm/m-°C
@Temperature -50.0 - 20.0 °C
11.7 µin/in-°F
@Temperature -58.0 - 68.0 °F
 22.9 µm/m-°C
@Temperature 20.0 - 100 °C
12.7 µin/in-°F
@Temperature 68.0 - 212 °F
 23.2 µm/m-°C
@Temperature 20.0 - 100 °C
12.9 µin/in-°F
@Temperature 68.0 - 212 °F
AA; Typical; average over range
 23.8 µm/m-°C
@Temperature 20.0 - 200 °C
13.2 µin/in-°F
@Temperature 68.0 - 392 °F
 24.7 µm/m-°C
@Temperature 20.0 - 300 °C
13.7 µin/in-°F
@Temperature 68.0 - 572 °F
Thermal Conductivity 151 W/m-K1050 BTU-in/hr-ft²-°FAA; Typical at 77°F
Melting Point 502 - 638 °C935 - 1180 °FAA; Typical range based on typical composition for wrought products >= 1/4 in. thickness. Eutectic melting is not eliminated by homogenization.
Solidus 502 °C935 °FAA; Typical
Liquidus 638 °C1180 °FAA; Typical
 
Processing PropertiesMetricEnglishComments
Annealing Temperature 413 °C775 °F
Solution Temperature 493 °C919 °F
Aging Temperature 191 °C375 °F8 to 16 hr at temperature
 
Component Elements PropertiesMetricEnglishComments
Aluminum, Al 90.7 - 94.7 %90.7 - 94.7 %As remainder
Chromium, Cr <= 0.10 %<= 0.10 %
Copper, Cu 3.8 - 4.9 %3.8 - 4.9 %
Iron, Fe <= 0.50 %<= 0.50 %
Magnesium, Mg 1.2 - 1.8 %1.2 - 1.8 %
Manganese, Mn 0.30 - 0.90 %0.30 - 0.90 %
Other, each <= 0.05 %<= 0.05 %
Other, total <= 0.15 %<= 0.15 %
Silicon, Si <= 0.50 %<= 0.50 %
Titanium, Ti <= 0.15 %<= 0.15 %
Zinc, Zn <= 0.25 %<= 0.25 %

References for this datasheet.

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