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The Black Steel Rectangular Tube A500 (3" x 6" x 40', 3/16" thick) is a high-strength, versatile structural steel component designed for durability and precision performance. Manufactured from A500 grade black steel, this rectangular tubing offers excellent resistance to deformation, corrosion, and wear, making it ideal for construction, fabrication, and industrial applications. Its smooth, clean surface finish and uniform wall thickness ensure reliable weldability, machinability, and compatibility with a wide range of structural frameworks. Whether used for building supports, custom metal fabrication, or heavy-duty framing, this tube provides the strength and longevity needed for professional-grade results.
Key Features
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Material: A500 Grade Black Steel – known for superior strength and structural integrity
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Dimensions: 3" x 6" outer size, 40' length, 3/16" wall thickness
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Finish: Black steel finish for corrosion resistance and industrial-grade appearance
-
High Strength-to-Weight Ratio: Ideal for heavy load-bearing applications
-
Excellent Weldability & Fabrication Properties: Compatible with MIG, TIG, and stick welding
-
Consistent Wall Thickness: Ensures uniform strength and stability across the length
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Applications: Perfect for construction beams, frames, supports, trailers, machinery, and fabrication projects
| Item | Rectangular Tube |
| Length | 40' |
| Material | Black Steel |
| Material Grade | A500 |
| Height | 3" |
| Width | 6" |
| Gauge | 3/16" |
| Wall Thickness | .188" |
| Tensile Strength | 58,000 |
| Yield Strength | 42,000 |
| Elongation | 23 |
| Weight per Foot | 10.71 lbs |
| Total Weight | 428.4 lbs |
| Cuttable? | Yes |
The Black Steel Rectangular Tube A500 (3" x 6" x 40', 3/16" thick) is a high-strength, versatile structural steel component designed for durability and precision performance. Manufactured from A500 grade black steel, this rectangular tubing offers excellent resistance to deformation, corrosion, and wear, making it ideal for construction, fabrication, and industrial applications. Its smooth, clean surface finish and uniform wall thickness ensure reliable weldability, machinability, and compatibility with a wide range of structural frameworks. Whether used for building supports, custom metal fabrication, or heavy-duty framing, this tube provides the strength and longevity needed for professional-grade results.
Key Features
-
Material: A500 Grade Black Steel – known for superior strength and structural integrity
-
Dimensions: 3" x 6" outer size, 40' length, 3/16" wall thickness
-
Finish: Black steel finish for corrosion resistance and industrial-grade appearance
-
High Strength-to-Weight Ratio: Ideal for heavy load-bearing applications
-
Excellent Weldability & Fabrication Properties: Compatible with MIG, TIG, and stick welding
-
Consistent Wall Thickness: Ensures uniform strength and stability across the length
-
Applications: Perfect for construction beams, frames, supports, trailers, machinery, and fabrication projects
| Item | Rectangular Tube |
| Length | 40' |
| Material | Black Steel |
| Material Grade | A500 |
| Height | 3" |
| Width | 6" |
| Gauge | 3/16" |
| Wall Thickness | .188" |
| Tensile Strength | 58,000 |
| Yield Strength | 42,000 |
| Elongation | 23 |
| Weight per Foot | 10.71 lbs |
| Total Weight | 428.4 lbs |
| Cuttable? | Yes |
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