3-3/4 inch Aluminum Round Bar 6061-T651 Cold Finish exhibits above average corrosion resistance, good machinability, high strength, light weight, good weldability, and the ability to be heat treated for even higher strength, all at an affordable price. 6061 is the most commonly used aluminum alloy in the world due to its positive characteristics. It is typically used in aerospace, automotive, cameras, couplings, marine hardware, electrical components, decorative hardware, structural applications, pins, brakes, pistons, valves, and bicycle frames.

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
3.75
Alloy
6061
Temper
T651
Production Method
Cold Finish
Metal Type
Aluminum
Shape
Bar-Round
Yes
RoHS
Yes
REACH
Yes
Weight/Lineal Foot
12.99 pounds
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Mechanical Properties

Ultimate Tensile Strength KSI
46
Yield Tensile Strength KSI
39
Density g/cm^3
3
Brinell Hardness 500 kg load
93
Rockwell Hardness B Scale
59
Elongation % in 2 in.
11
Shear Strength KSI
30
Melting Point °F
1080 - 1205
Machinability %
50
Electrical Conductivity % IACS
43
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Chemistry Information : 6061 Aluminum

Element
Percentage
Element
Percentage
Element
Percentage
Al
98
Cr
0.04 - 0.35
Cu
0.15 - 0.4
Fe
0.7  max
Mg
0.8 - 1.2
Mn
0.15  max
Si
0.4 - 0.8
Ti
0.15  max
Zn
0.25  max

This aluminum round bar is made from 6061 alloy with a T651 temper and a cold finish production method. It offers high strength, good machinability, excellent corrosion resistance, and is lightweight. It is suitable for aerospace, automotive, marine hardware, structural applications, and more.

Yes, this aluminum round bar is available for custom cutting with a maximum length of 144 inches. Custom cuts are processed at warehouse 1 to meet your project requirements.

Yes, this product complies with RoHS and REACH regulations, ensuring it meets environmental and safety standards. Additionally, material test reports (MTR) are available for quality verification.

The round bar is offered in lengths from 12 to 144 inches, with corresponding shipping weights ranging from approximately 13 to 156 pounds depending on length. Multiple size options allow you to select the best fit for your application.

6061-T651 aluminum is known for good machinability with a rating of 50 and excellent weldability. Its high strength and corrosion resistance make it ideal for precision machining and structural welding projects.

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