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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

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