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5.5" Aluminum Square Bar 6061-T6511 144" Length

This 5.5-inch square bar, with a length of 144 inches, is made from 6061-T6511 aluminum. Its high strength-to-weight ratio makes it an excellent choice for a variety of industrial and structural applications.

  • Alloy: 6061-T6511
  • Size: 5.5" x 5.5"
  • Length: 144" (12 feet)
  • Characteristics: Identical properties to the 5.5" extruded version, offered in a fixed length
  • Applications: Aerospace, large-scale industrial parts, transportation

This material meets the following specs: AMS -QQ-A-200/8, ASTM -B221

5.5" Aluminum Square Bar 6061-T6511 144" Length Specifications

Specification Details
Edge Length 5.5" (approximately 139.7 mm)
Height 5.5"
Width 5.5"
Maximum Length 144 inches (12 feet)
Material Aluminum
Shape Square Bar
Alloy Type 6061
Temper T6511

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.)
  • Custom cuts supported

6061 T6511 Aluminum Mechanical Properties

Property Value
Ultimate Tensile Strength KSI 42
Density g/cm^3 3
Yield Tensile Strength KSI 40
Brinell Hardness 500 kg load 93
Melting Point °F 1080 - 1205
Elongation % in 2 in. 9
Rockwell Hardness B Scale 59
Machinability % 50
Shear Strength KSI 25
Electrical Conductivity % IACS 43

Chemistry Information 6061 Aluminum

Weight % Si Fe Cu Mn Mg Cr Zn Ti Each Total
Minimum 0.40 0.15 0.80 0.04
Maximum 0.80 0.70 0.40 0.15 1.20 0.35 0.25 0.15 0.05 0.15

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