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Mini Caliber Black Rectangular Tube
Discover the ideal solution for precision projects requiring robust yet compact structural components with our Mini Caliber Black Rectangular Tube. Engineered for applications where space is at a premium and strength is non-negotiable, this product stands out in the category of Small Diameter Black Rectangular Tube. Its design provides excellent load-bearing capabilities in a minimal cross-section, making it a preferred choice for intricate frameworks, lightweight machinery, and modern furniture design. For projects demanding even tighter internal dimensions, our Small Bore Black Rectangular Pipe offers similar external strength with a reduced inner cavity, perfect for conduit or specialized mechanical parts. We also cater to diverse spatial requirements with our range of Small Size Black Rectangular Tube options, ensuring you find the exact profile for your structural or decorative needs. When the application calls for an exceptionally slim profile without compromising on integrity, our Narrow Caliber Black Rectangular Pipe delivers superior performance, ideal for sleek architectural accents and high-precision industrial equipment.
The Mini Caliber Black Rectangular Tube is manufactured from high-grade steel, ensuring durability and resistance to deformation under stress. Its distinctive black finish, typically achieved through a hot-dipped galvanizing and powder-coating process, provides not only an attractive, uniform appearance but also enhanced corrosion protection, making it suitable for both indoor and select outdoor applications. The clean, sharp edges and consistent weld seams are a testament to our advanced production standards. This tube is rigorously tested for dimensional accuracy, straightness, and mechanical properties, guaranteeing reliable performance in every piece. Available in various lengths and with the option for custom cutting, the Mini Caliber Black Rectangular Tube integrates seamlessly into fabrication workflows, reducing material waste and assembly time for manufacturers, engineers, and designers alike.
Key Specifications & Dimensions
- Material: High-Quality Low Carbon Steel (A500 Grade B / S355JR Equivalent)
- Surface Finish: Matte Black (Galvanized & Powder Coated)
- Standard Lengths: 20ft (6.1m), 24ft (7.3m), or Custom Cut to Size
- Tolerance: +/- 0.005 inches on wall thickness; +/- 0.010 inches on outer dimensions
- Primary Applications: Light Structural Framing, Display Racks, Handrails, Furniture Frames, Machine Guards, Architectural Trim
Standard Size Chart
| Outer Dimensions (Height x Width) | Wall Thickness (Gauge) | Approx. Weight per Foot (lbs) |
|---|---|---|
| 0.5" x 0.75" (12.7mm x 19.05mm) | 16 GA (0.060") | 0.28 |
| 0.5" x 1.0" (12.7mm x 25.4mm) | 16 GA (0.060") | 0.35 |
| 0.75" x 0.75" (19.05mm x 19.05mm) | 14 GA (0.075") | 0.52 |
| 0.75" x 1.0" (19.05mm x 25.4mm) | 14 GA (0.075") | 0.62 |
| 1.0" x 1.0" (25.4mm x 25.4mm) | 14 GA (0.075") | 0.80 |
| 1.0" x 1.5" (25.4mm x 38.1mm) | 14 GA (0.075") | 1.05 |
Mechanical & Chemical Properties
| Property | Typical Value | Test Standard |
|---|---|---|
| Yield Strength (min) | 50,000 psi (345 MPa) | ASTM A500 |
| Tensile Strength (min) | 62,000 psi (427 MPa) | ASTM A500 |
| Elongation in 2" | 21% min | ASTM A500 |
| Carbon Content (max) | 0.26% | ASTM A500 / A1011 |
| Salt Spray Corrosion Resistance (Black Coated) | 500+ hours to red rust | ASTM B117 |
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