Tôle d'alliage d'aluminium 5083 VS. Tôles en aluminium 6061
Similarities Between 5083 and 6061 Aluminum
- High Aluminum Content: Both alloys share approximately 96% of their average alloy composition, making them predominantly aluminum.
- Polyvalence: They are both used in a variety of industries, including marine, automotive, and aerospace, due to their favorable strength-to-weight ratios and corrosion resistance.

aluminum sheet interleaved with
paper
Key Differences Between 5083 and 6061 Aluminum
1. Strength and Heat Treatment
- 5083: This is a non-heat-treatable alloy that relies on work hardening to achieve its strength. It offers excellent performance in extreme environments, particularly at low temperatures.
- 6061: A heat-treatable alloy that can be strengthened through precipitation hardening. The T6 temper of 6061 provides higher strength compared to 5083, making it suitable for structural applications.

5083 H321 aluminum sheet with blue
films
2. Résistance à la corrosion
- 5083: Known for its exceptional resistance to seawater and industrial chemicals, making it ideal for marine applications.
- 6061: Offers good corrosion resistance, especially when anodized, but is generally less resistant than 5083 in marine environments.
3. Weldability
- 5083: Exhibits excellent weldability with minimal loss in strength in the welded areas, which is crucial for shipbuilding and similar applications.
- 6061: While it can be welded, the strength in the heat-affected zones can be reduced, and post-weld heat treatment may be necessary to restore properties.
4. Usinabilité
- 5083: More challenging to machine due to its work-hardened state, which can lead to increased tool wear.
- 6061: Offers excellent machinability, especially in the T6 temper, making it a preferred choice for components requiring precise machining.
5. Applications
- 5083: Commonly used in marine environments, pressure vessels, and cryogenic applications due to its strength and corrosion resistance.
- 6061: Widely used in aerospace, automotive, and structural applications where higher strength and good machinability are required.
Application de tôles en alliage d'aluminium 5083
- Construction de navires GNL
- Récipients sous pression
- Cuves de stockage
- Structures soudées (haute résistance)
- Plaque de blindage
- Appareils de forage
Application de tôles en alliage d'aluminium 6061
- Accessoires d'avions, montures d'objectifs de caméras, accouplements, accessoires et quincaillerie marines, accessoires et connecteurs électriques, décoratifs ou divers.
- quincaillerie, axes de charnière, pièces de magnéto, pistons de frein, pistons hydrauliques, raccords d'appareils, soupapes et pièces de soupape.
Comparative Overview
Biens | 5083 Aluminum | 6061 Aluminum |
Heat Treatable | Non | Yes (e.g., T6, T651 tempers) |
Résistance à la traction | Moderate | Higher (especially in T6 temper) |
Résistance à la corrosion | Excellent (especially in seawater) | Good |
Weldability | Excellent | Good (may require post-weld treatment) |
Usinabilité | Fair | Excellent |
Typical Applications | Marine, cryogenics, pressure vessels | Aerospace, automotive, structural components |
Conclusion
Choosing between 5083 and 6061 aluminum alloys depends on the specific requirements of your application:
- Opt for 5083 when corrosion resistance, especially in marine environments, and excellent weldability are paramount.
- Choose 6061 when higher strength and superior machinability are needed, such as in aerospace or structural applications.
Understanding these differences ensures the selection of the appropriate alloy for your project’s needs.
Noter: For detailed specifications and material properties, always refer to the manufacturer’s datasheets or consult with a materials engineer.
chemical composition
Noter | Maxi (%) | ||||||||||
Si | Fe | Cu | Mn | mg | Cr | Zn | Ti | Les autres: Chaque |
Les autres: Total |
Al : Min. | |
alliage 5083 | 0.40 | 0.40 | 0.10 | 0.4~1.0 | 4.0~4.9 | 0.05~0.25 | 0.25 | 0.15 | 0.05 | 0.15 | reste |
More detail of 5083 aluminum
sheet/plate

paquets de tôle d'aluminium
Alliage | Si | Fe | Cu | Mn | mg | Cr | Zn | Ti | Les autres: Chaque |
Les autres: Total |
Al : Min. |
6061 | 0.40~0.8 | 0.70 | 0.15~0.4 | 0.15 | 0.8~1.2 | 0.04~0.35 | 0.25 | 0.15 | 0.05 | 0.15 | reste |
More detail of 6061
aluminum sheet and plate
Spécification de la plaque en tôle d'aluminium 5083 et de la plaque en aluminium 6061
Dimension | Varier |
Épaisseur | 0,5 ~ 6,0 mm pour la feuille, max 500 mm |
Largeur | 600 ~ 2 650 mm |
- – Largeur et longueur standard : 4〃 x 8〃, 4“ x 4“ , 4 in. x 10 in. aluminum sheet, 5 x 10 aluminum
sheet, 48‘ x 96’ aluminum sheet, 1219 * 2438mm, 1220mm x 2440mm aluminum sheet, 1000mm x 2000mm aluminum sheet,
1250mm x 2500mm, 1219 x 2438mm, 1524 x 3048mm, 1500mm x 3000mm aluminum sheet. - – Finition de surface: Finition de moulin (sauf indication contraire), enduit de couleur ou en relief stuc
- – Protection de surface: Papier intercalé, film PE/PVC (si spécifié)
- – Quantité minimum d'achat: 3MT
En plus des spécifications couramment utilisées, Tigers Aluminium peut également produire des plaques d'aluminium ultra-larges et ultra-épaisses 5052 avec soulagement des contraintes internes et aucune déformation lors de la coupe, et la largeur est de 2650 mm, l'épaisseur est de 500 mm.
La différence entre l'alliage 6061 et les autres alliages
différent avec l'alliage d'aluminium 5052
L'aluminium 5052 et le 6061 ont du magnésium comme élément d'alliage principal. Dans le cas du 5052, c'est le seul élément d'alliage primaire. 6061 contient également du silicium. L'un des principaux avantages de cet alliage est son haut niveau de soudabilité par rapport aux autres alliages. Pour les projets où la soudabilité est essentielle, cela vaut la peine d'être considéré.
Un inconvénient du 5052, cependant, est qu'il ne peut pas être traité thermiquement. Il convient à une variété d'applications de soudage et fonctionne bien dans les applications marines en raison de sa haute résistance à la corrosion.
Description de 5083 et 6061 sur wikipedia:
Le contenu ci-dessus est la différence entre l'alliage d'aluminium 5083 et l'alliage d'aluminium 6061.
Most of aluminum 5083 sheet/plate and 6061 aluminum plate stock is available in full size and custom cut lengths.