1-3/4 inch Aluminum Square Bar 6061-T6511 Extruded 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.
Height
1.75
Max Length
144
Alloy
6061
Temper
T6511
Production Method
Extruded
Metal Type
Aluminum
Shape
Bar-Square
Yes
RoHS
Yes
REACH
Yes
Custom Cut Warehouse
1
Weight/Lineal Foot
3.61 pounds
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Mechanical Properties

Ultimate Tensile Strength KSI
42
Density g/cm^3
3
Yield Tensile Strength KSI
40
Brinell Hardness 500 kg load
93
Melting Point °F
1080 - 1205
Elongation % in 2 in.
9
Rockwell Hardness B Scale
59
Machinability %
50
Shear Strength KSI
25
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 1.75" aluminum square bar is made from 6061 alloy with T6511 temper, offering high strength, good machinability, and excellent corrosion resistance. It is extruded and suitable for aerospace, automotive, marine hardware, electrical components, and structural applications.

Yes, this aluminum square bar is available for custom cutting, with maximum lengths up to 144 inches. Custom cuts are processed from the warehouse to meet your size requirements.

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

The bar is in stock in various lengths from 12 to 144 inches, with shipping weights ranging from about 3.61 lb for 12 inches up to 43.32 lb for 144 inches.

Yes, material test reports (MTR) are available for this 6061-T6511 aluminum square bar to verify its chemical and mechanical properties.

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