2024 Aluminum Shafts

High-strength aerospace aluminum with excellent fatigue resistance, common in aircraft structure and high-stress fittings.

At a glance

Supplied condition	T3 temper
Machinability	Good
Weldability	Not recommended
Corrosion resistance	Fair, anodize or prime for exposure
Hardening	Supplied at T3 temper
Density (nominal)	0.100 lb/in³
Food contact	No
Magnetic	No

2024-T3 built its reputation in aircraft structure: high strength paired with the best fatigue behavior of the common aluminum alloys. For parts that live under vibration and repeated load cycles, linkages, fittings, actuation hardware. It is the traditional aerospace answer.

Like its 2000-series sibling 2011, corrosion resistance is a weak point (aircraft sheet is clad for a reason) and welding is off the table. Anodize or prime it for anything exposed.

Configure a 2024-T3 part →

Any geometry in the configurator, diameters, threads, keyseats, grooves, holes, tapers, can be machined in 2024-T3. Pick the material in the sidebar and the price updates live.

When to choose 2024-T3

Fatigue life under cyclic load is the driving requirement.
Aerospace prints and legacy designs that specify 2024.
High-stress fittings and linkage components.

Consider instead

7075, higher static strength.
6061, better corrosion resistance and weldability.

Typical applications

Aircraft linkages and fittings
Actuation shafts under cyclic load
Vibration-exposed brackets and pins
Legacy aerospace replacement parts

Frequently Asked Questions

7075 has higher static strength; 2024 has the better fatigue reputation under repeated load cycles. Aerospace practice uses 2024 where vibration and cyclic stress dominate, 7075 where peak load does.

Yes, for any exposed service, its copper-rich chemistry corrodes readily. Anodizing or priming after machining handles it; aircraft skins solve the same problem with cladding.

No, like most 2000-series alloys it is effectively unweldable and loses its temper at the joint. Use mechanical fastening, or 6061 when welding is a hard requirement.

Supplied as 2024-T3, machined from bar sourced per order. Material and condition are paired. Each grade ships in one condition optimized for our process; see all grades on the materials page.