1.75" Aluminum Square Bar 6061-T6511-Extruded

This 1.75-inch square bar, produced from 6061-T6511 aluminum, combines strength and lightweight properties. The extruded form guarantees uniform dimensions, making it suitable for structural applications and custom fabrications.

Size: 1.75 inches x 1.75 inches
Material: 6061-T6511 (Extruded)
Applications: Common in heavy-duty applications requiring both strength and lightweight properties, such as aerospace, automotive, and structural frames.

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

1.75" Aluminum Square Bar 6061-T6511-Extruded Specifications

Specification	Details
Edge Length	1.75" (approximately 44.45 mm)
Height	1.75"
Width	1.75"
Maximum Length	144 inches (12 feet)
Material	Aluminum
Shape	Square Bar
Alloy Type	6061
Temper	T6511
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.)
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