3" x 0.25" Aluminum Square Tube 6061-T6-Extruded
The 3" x 0.25" 6061-T6 aluminum square tube is designed to handle heavy loads, offering excellent strength and structural stability. It is widely used in large machinery, frame structures, and in aerospace and transportation applications, where high strength and corrosion resistance are essential.
Size: 3" x 0.25" (Width x Wall Thickness)
Alloy: 6061-T6
Processing Method: Extrusion
Properties: This large-sized tube with 0.25" thick walls offers superior mechanical strength and is ideal for high-load structural applications. The 6061-T6 alloy provides excellent resistance to stress corrosion cracking and is highly durable in outdoor and marine environments. With a strong resistance to fatigue and high temperatures, it is suitable for use in aerospace, heavy machinery, and industrial construction. The combination of large size and strong material properties ensures this tube is capable of supporting significant weight and stress in demanding environments.
Material Meets These Standard(s): ASTM-B221
3" x 0.25" Aluminum Square Tube 6061-T6-Extruded Specifications
Specification | Details |
Side length | 3" |
Wall Thickness | 0.25" |
Material | Aluminum |
Shape | 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
3" x 0.25" Aluminum Square Tube 6061-T6-Extruded Applications
This aluminum square tube is suitable for structural projects that require high strength and durability, such as large building frames, transportation equipment, and industrial machinery. Its excellent mechanical properties allow it to withstand significant pressure and impact.
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 |