5052 and 5083 are non-heat-treatable 5xxx-series aluminum-magnesium alloys. Strength is developed mainly through work hardening rather than precipitation heat treatment. They are valued for corrosion resistance and welding performance, especially in sheet, plate and fabricated structures.
Published September 30, 2026 · 1 min read
5052 and 5083 are non-heat-treatable 5xxx-series aluminum-magnesium alloys. Strength is developed mainly through work hardening rather than precipitation heat treatment. They are valued for corrosion resistance and welding performance, especially in sheet, plate and fabricated structures.
5052 is commonly selected for sheet-metal enclosures, panels, cabinets, covers, brackets, tanks and general fabricated components. It offers a useful balance of corrosion resistance, formability and weldability. Bending radius, grain direction, temper and cosmetic requirements should be defined for formed parts.
5083 is widely associated with marine, transportation, pressure-containing and heavy fabricated structures where higher strength and corrosion resistance are required. Material temper, welding procedure, joint design and service temperature must be reviewed for the application.
Selection factor 5052 5083
| Selection factor | 5052 | 5083 |
|---|---|---|
| Typical product form | Sheet and fabricated parts | Plate and welded structures |
| Primary advantage | Formability and general corrosion resistance | Higher strength and marine service |
| Common applications | Enclosures, panels, brackets and covers | Marine, transportation and heavy structures |
| Design focus | Bending, appearance and fabrication | Welding, structural loads and service environment |
5052 and 5083 are principally sourced as sheet or plate for fabrication. They are not the normal first choice for complex custom extrusion profiles. For an extruded enclosure, frame or channel, a 6xxx-series alloy may be more practical, while 5052 or 5083 sheet and plate can be used for end plates, covers or welded structures.
State the required mill finish, brushing, coating, anodizing, cosmetic faces and acceptable marks. For welded structures, drawings should identify weld symbols, distortion limits, inspection and any required qualification or test documentation.
Send your drawing, application, mechanical requirements, finish, tolerances and quantity. Alloy availability and manufacturing feasibility are confirmed during quotation.
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Yes. Alloy, temper, material form and manufacturing feasibility are confirmed during drawing review and quotation.
Substitution should only occur after mechanical, corrosion, forming, finishing and dimensional requirements have been reviewed.
Provide drawings, material and temper, critical tolerances, finish, application, quantity and required documentation. Technical references: The Aluminum Association and applicable ASTM/EN material specifications. Final requirements must be confirmed on the project drawing.
Composition, temper options, mechanical properties and selection notes for each grade discussed above.
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