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Steel Square Tube
Square Steel Tube is a welded structural grade tubing, ideal for all structural applications, general fabrication, manufacturing and repairs. Steel Square Tube is widely used in industrial maintenance, agricultural implements, transportation equipment, truck beds, trailers, frames, etc. It's box-shape configuration allows for much greater strength and rigidity compared to angles or channels. This steel shape is easy to weld, cut, form and machine with the proper equipment and knowledge. Metals Depot stocks hundreds of sizes of square tube at wholesale prices in ready to ship precut and mill lengths or you can order just what you need custom Cut to Size in any quantity.
ASTM A500 Grade B
A500 - Blue/Dark Gray, slightly grainy, dry
- Iron - 99%
- Carbon - .05%-.23%
- Manganese - .3%-.6% Max
- Phosphorous - .04% Max
- Sulfur - .04% Max
- Yield Point = 46 ksi (A500)
- Tensile Strength = 58 ksi (A500)
- Elongation in 2" = 23% (A500)
- Outside Corner Radius = 3X wall max.
How To Measure
Height (A) X Width (B) X Wall Thickness (C) X Length