3-1/2 inch Aluminum Round Bar 2024-T351 offers an excellent strength-to-weight ratio, high fatigue resistance, and average machinability. The addition of copper to this alloy makes 2024 one of the strongest aluminum alloys, but it also is more susceptible to corrosion than most other aluminum alloys. 2024 is typically used in aerospace applications, clock parts, computer parts, hydraulic parts, bolts, valves, nuts, pistons, and gears.

MTR MTR Available
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Product Information

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Please note:

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Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
Diameter
3.5
Alloy
2024
Temper
T351
Production Method
Cold Finish
Metal Type
Aluminum
Shape
Bar-Round
Yes
RoHS
Yes
REACH
Yes
Weight/Lineal Foot
11.66 pounds
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Mechanical Properties

Density g/cm^3
3
Ultimate Tensile Strength KSI
67
Brinell Hardness 500 kg load
120
Yield Tensile Strength KSI
47
Elongation % in 2 in.
13
Melting Point °F
935 - 1180
Shear Strength KSI
41
Rockwell Hardness B Scale
75
Electrical Conductivity % IACS
30
Machinability %
70
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Chemistry Information : 2024 Aluminum

Element
Percentage
Element
Percentage
Element
Percentage
Al
93.5
Cr
0.1  max
Cu
3.8 - 4.9
Mg
1.2 - 1.8
Fe
0.5  max
Mn
0.3 - 0.9
Si
0.5  max
Zn
0.25  max
Ti
0.15  max

The 3.5" Aluminum Round Bar 2024-T351 offers excellent strength-to-weight ratio with an ultimate tensile strength of 67 ksi and a yield tensile strength of 47 ksi. It has average machinability rated at 70, making it suitable for precision machining tasks.

Yes, this aluminum round bar is available for custom cutting with lengths up to 144 inches. Custom cuts are processed at the warehouse, ensuring you get the exact size needed for your project.

Absolutely. Due to its high fatigue resistance and strength, 2024-T351 aluminum is commonly used in aerospace components, hydraulic parts, bolts, valves, pistons, and gears, making it ideal for high-stress applications.

Yes, this product complies with RoHS and REACH standards, ensuring it meets important environmental and safety regulations.

Yes, a Material Test Report (MTR) is available for this product, providing documented proof of its material properties and quality.

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