Aluminum Square Tube
Grade
6061; ASTM B221, AMS-QQ-A-200/8
A square tube is a hollow structural section with a square cross-section, made from durable high-quality steel. It provides excellent strength, stability, and uniform load distribution, making it ideal for construction, fabrication, frames, supports, railings, and general structural applications.
Cut to your exact length in-store — pickup or local delivery available.
51 sizes available.
Sizes GROUPED BY 'A' SIZE
3/4" (Sharp)
1" (Radius)
1" (Sharp)
1 1/4" (Sharp)
1 1/4" (Radius)
1 1/2" (Sharp)
1 1/2" (Radius)
1 3/4" (Sharp)
2" (Radius)
2" (Sharp)
2 1/2" (Radius)
2 1/2" (Sharp)
3" (Radius)
3" (Sharp)
3 1/2" (Sharp)
4" (Radius)
4" (Sharp)
5" (Sharp)
6" (Sharp)
8" (Sharp)
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