3" x 0.25" Aluminum Square Tube 6061-T6-Extruded Radius Corner
This tube, with a 3" side and 0.25" thickness, is engineered for heavy-duty applications requiring higher load resistance and robust performance. The extruded radius corners offer both structural integrity and smooth handling.
Dimensions: 3 inches x 0.25 inches (thickness)
Application: This larger-sized square tube is used in heavy-duty structural applications such as large machinery, industrial equipment frames, and support structures that require significant load-bearing capacity.
Features: The larger size and thicker walls allow for increased pressure and load tolerance, making it ideal for industrial, construction, and transportation equipment where strength is paramount.
Material Meets These Standard(s): ASTM-B221
3" x 0.25" Aluminum Square Tube 6061-T6-Extruded Radius Corner Specifications
| Specification | Details | 
| Side length | 3" | 
| Wall Thickness | 0.25" | 
| Material | Aluminum | 
| Shape | radius corner square tube | 
| Alloy Type | 6061 | 
| Max Length | 240 inches | 
| Temper | T6 | 
| Production Method | Extruded | 
Select length below or Custom Cut
- 12" (1 ft.)
- 24" (2 ft.)
- 36" (3 ft.)
- 48" (4 ft.)
- 72" (6 ft.)
- 96" (8 ft.)
- 144" (12 ft.)
- 192" (16 ft.)
- 240" (20 ft.)
- Custom cuts supported
Aluminum square tubes are designed with radius corner treatments, which not only enhance aesthetics but also improve strength performance. The 6061-T6 aluminum alloy itself features high strength, excellent corrosion resistance, and superior machinability, making it suitable for various industrial applications requiring lightweight and high-strength materials. Aluminum square tubes of different sizes and thicknesses can be flexibly selected based on specific load requirements and application scenarios.
6061 T6 Aluminum Mechanical Properties
| Property | Value | 
| Density g/cm^3 | 3 | 
| Yield Tensile Strength KSI | 40 | 
| Brinell Hardness 500 kg load | 95 | 
| Ultimate Tensile Strength KSI | 45 | 
| Elongation % in 2 in. | 12 | 
| Rockwell Hardness B Scale | 60 | 
| Machinability % | 50 | 
| Melting Point °F | 1080 - 1205 | 
| Electrical Conductivity % IACS | 43 | 
| Shear Strength KSI | 30 | 
Chemistry Information 6061 Aluminum
| Element | Percentage | 
| Al | 98 | 
| Cr | 0.04 - 0.35 | 
| Cu | 0.15 - 0.40 | 
| Fe | 0.7 max | 
| Mg | 0.8 - 1.2 | 
| Mn | 0.15 max | 
| Si | 0.4 - 0.8 | 
| Ti | 0.15 max | 
| Zn | 0.25 max | 
