2033-T6 aluminum alloy stands out with its combination of high strength and good machinability, and is especially preferred in aerospace and precision engineering applications. Thanks to the T6 temper, this alloy is solution heat-treated and artificially aged, providing high tensile strength and yield strength. Compared to 2024 and 2014 alloys, it offers similar strength levels while providing better machinability in some applications. However, it does not reach the strength levels of 7075-T6 alloy but offers a more balanced performance.

In terms of corrosion resistance, the 2033-T6 alloy has lower natural corrosion resistance compared to pure aluminum or 5xxx series alloys due to its high copper content. Therefore, it is usually protected by anodizing, painting, or coating processes. Compared to 6061 alloy, its corrosion resistance is lower, but this disadvantage can be largely eliminated with proper surface treatments. Its coating capability is quite good, and surface performance can be enhanced especially with hard anodizing processes.

In terms of strength and mechanical performance, the 2033-T6 alloy exhibits high fatigue strength and stable behavior under vibration. Thanks to these properties, it is used in aircraft structural components, fittings, and high load-bearing systems. While offering fatigue performance similar to 2024 alloy, it can show better impact toughness compared to 7075. In terms of vibration response, it is resistant to crack formation under resonance, making it advantageous in environments with dynamic loads.

In terms of machinability and formability, the 2033-T6 alloy has very good machining properties. It provides clean surface quality in CNC processes and keeps tool wear relatively low. However, in the T6 temper, bending and cold forming capability is limited; therefore, forming processes are usually performed in softer tempers such as T4. Although it does not offer as high machinability as 2011 alloy, it provides a balanced performance between strength and machinability.

In terms of weldability, the 2033-T6 alloy shows limited performance and welding is generally not recommended. Significant loss of mechanical properties may occur during welding and there is a risk of crack formation. Therefore, riveting or mechanical fastening methods are preferred. Its applications include aerospace, defense industry, high-performance automotive parts, and precision machine components. While 6061 alloy stands out with its weldability, 2033-T6 is preferred for strength-focused applications.

Alloy Specifications

2033 T6 can be produced according to the following standards:
• 2033 T6 Extruded Round Bar; 2000/53/EU(ELV)-2018/740/EU(RoHSII), UNS A92033, ASTM B221
• 2033 T6 Extruded Plate; 2000/53/EU(ELV)-2018/740/EU(RoHSII), UNS A92033, ASTM B221
• 2033 T6 Extruded Tube; 2000/53/EU(ELV)-2018/740/EU(RoHSII), UNS A92033, ASTM B221
 

2033 T6 Selection Factors

• Strength: Excellent
• Machinability: Excellent
• Weldability: Medium
• Formability: Medium
• Corrosion Resistance: Low
• Heat Treatment: Yes
   

Some Known 2033 T6 Applications
Precision turned and machined parts,
Automotive industry fasteners,
Defense industry ammunition components.
 

Supply Forms
2033 T6 is supplied in round/flat rods and tube/profile forms.

• Plate / Rod
• Tube / Profile