Aluminum Square Tube 3003 is a versatile structural component known for its good weldability, corrosion resistance, and moderate strength. Its square cross-section provides consistent flat surfaces, simplifying connections and offering stability in various applications. This non-heat-treatable alloy gains strength through cold working, making it suitable for lightweight frameworks, supports, and general fabrication. Common uses include furniture frames, sign supports, and architectural elements where a combination of strength and corrosion resistance is required.
USA U.S.A. Made
Return Returns Acceptable.
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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.
Wall
0.014
Length
12
Alloy
3003
Metal Type
Aluminum
Shape
Tube-Square
Ships
1 Business Day
Brand
K&S Precision Metals
Weight/Lineal Foot
0.02 pounds
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Mechanical Properties

Ultimate Tensile Strength KSI
22
Yield Tensile Strength KSI
21
Density g/cm^3
3
Brinell Hardness 500 kg load
40
Elongation % in 2 in.
8
Shear Strength KSI
14
Electrical Conductivity % IACS
44
Machinability %
30
Melting Point °F
1190 - 1210
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Chemistry Information : 3003 Aluminum

Element
Percentage
Element
Percentage
Element
Percentage
Al
98.7
Cu
0.05 - 0.2
Fe
0.7  max
Mn
1 - 1.5
Si
0.6  max
Zn
0.1  max

Yes, this aluminum square tube is suitable for cutting and fabrication. It is made from alloy 3003, which has good machinability, making it easy to cut to custom lengths for your specific project needs.

Absolutely. The 3003 alloy offers good corrosion resistance, making this square tube ideal for applications like furniture frames, sign supports, and architectural elements exposed to the elements.

This tube has a moderate strength with an ultimate tensile strength of 22 ksi and a yield strength of 21 ksi. It gains strength through cold working and has a Brinell hardness of 40, providing reliable durability for lightweight structural uses.

The product ships within 1 business day, ensuring a fast turnaround so you can receive your 12" long aluminum square tube promptly.

Yes, this 3003 aluminum square tube is DFARS compliant and is domestically produced, meeting regulatory requirements for many government and defense-related projects.

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