4" Aluminum Square Bar 2024-T351-Cold Finish

The largest in this range, this 4-inch aluminum square bar is constructed from 2024-T351 aluminum, providing outstanding strength and durability. The cold finish guarantees a smooth surface, making it suitable for various demanding applications, including structural supports and heavy machinery components, where reliability and performance are essential.

Characteristics: Largest size with maximum load-bearing capability. Exceptional impact resistance and durability. Ideal for large components, reducing the need for joints.
Applications: Aircraft main spars, large structural components for buildings, cores of large machines.

4" Aluminum Square Bar 2024-T351-Cold Finish Specifications

Specification	Details
Edge Length	4 inches (approximately 101.6 mm)
Height	4"
Width	4"
Maximum Length	192 inches (16 feet)
Material	Aluminum
Shape	Square Bar
Alloy Type	2024
Temper	T351
Production Method	Cold Finished

Popular Lengths or Custom Cuts

12" (1 ft.)
24" (2 ft.)
36" (3 ft.)
48" (4 ft.)
72" (6 ft.)
96" (8 ft.)
192" (16 ft.)
Custom cuts supported

2024 T351 Aluminum Mechanical Properties

Property	Value
Density g/cm^3	3
Ultimate Tensile Strength KSI	67
Brinell Hardness 500 kg load	120
Yield Tensile Strength KSI	47
Elongation % in 2 in.	13
Melting Point °F	935 - 1180
Shear Strength KSI	41
Rockwell Hardness B Scale	75
Electrical Conductivity % IACS	30
Machinability %	70

Chemistry Information 2024 Aluminum

Element	Percentage
Al	93.5
Cr	0.1 max
Cu	3.8 - 4.9
Mg	1.2 - 1.8
Fe	0.5 max
Mn	0.3 - 0.9
Si	0.5 max
Zn	0.25 max
Ti	0.15 max