

Rectangular Tubes
Rectangular Tubes are hollow structural steel sections with unequal sides, forming a rectangular profile. They provide higher bending strength along the longer side and are ideal for applications requiring directional load resistance and efficient use of material.
They provide strength where it’s needed most, particularly along the longer dimension. They are perfect for projects requiring directional load-bearing capacity, stability, and efficient use of material.
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Specifications
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| Lead Time: | 1 - 3 days |
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Available Rectangular Tube Sizes & Specifications
Rectangular Tubes are fabricated to strict mechanical and dimensional tolerances, these cold-formed steel profiles feature a distinct structural orientation that delivers significantly higher section modulus and bending strength along the major (longer) axis. This configuration ensures optimized material efficiency, high structural stability, and uniform wall thickness for high-performance framing and load-bearing infrastructure.
- ASTM A500 Grade B (minimum yield strength of 46,000 psi) and Q235 carbon steel
- 6m linear lengths manufactured to precise wall thickness and profile concentric tolerances
- Asymmetric cross-section providing high major-axis bending moment resistance
- Quick-ship stock ready for welding, precision cutting, and dispatch within 1 to 3 days
- Rated for directional load-bearing, roof/wall framing, machinery supports, and industrial fabrication
Applications
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Common Questions
Frequently Asked Questions
Can rectangular tubes be used for building frames and supports?
Yes, rectangular tubes are widely used for building frames and supports. They provide high strength, excellent load-bearing capacity, and stability, making them ideal for beams, columns, and structural frameworks.
How strong are rectangular steel tubes for structural use?
Rectangular steel tubes are exceptionally strong structural elements, offering a high strength-to-weight ratio. Their hollow design provides excellent bending resistance and up to 300% greater torsional strength than open sections, along with reliable load capacity for beams, columns, and trusses.
Are rectangular tubes resistant to corrosion?
Yes, rectangular tubes can be resistant to corrosion, but still depends on the material and surface treatment used, rather than the shape itself. Stainless steel offers natural corrosion resistance, while galvanized or coated steel provides added protection against rust for long-term durability.
Plan Your Rectangular Tube Order
Share the tube width, height and wall thickness required for your frames or fabrication work. We’ll help check rectangular tube options and discuss quantities and cutting requirements.






