5083 O aluminum alloy is a magnesium (Mg) and manganese (Mn) containing material from the 5xxx series, in an annealed temper condition. The O temper represents the state in which the alloy reaches maximum ductility and formability. This alloy is particularly superior in terms of corrosion resistance and demonstrates excellent durability even in seawater, saline environments, and aggressive chemical conditions. Therefore, it is widely used in shipbuilding and marine applications.

In terms of strength, 5083 O provides lower strength than H tempers but offers much higher ductility. Compared to 5083 H14, it has lower strength but significantly better formability. When compared to 5052 O, it provides higher strength and better seawater resistance. Compared to 6061-T6, although it has lower strength, it offers significant advantages in corrosion resistance and bendability.

In terms of machinability, 5083 O alloy is moderate; it is not very suitable for machining but can be easily processed in sheet and plate form. Its bending capability is extremely high, and due to its annealed structure, the risk of cracking is minimal. Therefore, it is highly suitable for deep drawing, complex geometries, and precision forming operations. Its cold forming performance is very high.

In terms of coating capability, 5083 O alloy shows good performance, but provides more limited aesthetic results compared to the 5005 series in decorative applications. Anodizing can be applied, although color uniformity may vary. It is suitable for painting and other surface treatments. Additionally, it provides good damping capability in terms of vibration response, making it advantageous in vibrating environments.

Its weldability is very high and it can be easily welded using methods such as MIG and TIG. Strength loss after welding is minimal. This feature provides a significant advantage in large structural applications. The 5083 O alloy is widely used in sectors such as shipbuilding, offshore structures, LNG tanks, pressure vessels, defense industry, transportation equipment, and heavy industry. It stands out especially in applications where high formability and superior corrosion resistance are required.

STANDARDS OF MATERIAL COMPOSITION

5083 O can be found in the following standards.
• 5083 O Sheet; AMS QQ-A-250/6, ASTM B209, ISO AlMg4.5Mn0.7, DIN AlMg4.5Mn, UNS A95083, ASTM B928, WNR 3.3547
• 5083 O Plate; AMS QQ-A-250/6, ASTM B209, ISO AlMg4.5Mn0.7, DIN AlMg4.5Mn, UNS A95083, ASTM B928, WNR 3.3547
•​ 5083 O Extrusion Rod; ASTM B221, UNS A95083, ASTM B928, WNR 3.3547, AMS QQ-A-200/4
•​ 5083 O Extrusion Bar; ASTM B221, UNS A95083, ASTM B928, WNR 3.3547, AMS QQ-A-200/4
•​ 5083 O Extrusion Wire; ASTM B221, UNS A95083, ASTM B928, WNR 3.3547, AMS QQ-A-200/4
•​ 5083 O Extrusion Tube; ASTM B221, UNS A95083, ASTM B928, WNR 3.3547, AMS QQ-A-200/4
•​ 5083 O Seamless Extrusion Tube; ASTM B241, UNS A95083, WNR 3.3547, ISO AlMg4.5Mn0.7, DIN AlMg4.5Mn
•​ 5083 O Cold Drawn Rod; ISO AlMg4.5Mn0.7, DIN AlMg4.5Mn, UNS A95083, ASTM B241, WNR 3.3547
,•​ 5083 O Cold Drawn Bar; ISO AlMg4.5Mn0.7, DIN AlMg4.5Mn, UNS A95083, ASTM B241, WNR 3.3547
•​ 5083 O Cold Drawn Wire; ISO AlMg4.5Mn0.7, DIN AlMg4.5Mn, UNS A95083, ASTM B241, WNR 3.3547
 

CHARACTERISTIC PROPERTIES OF 5083 O: 

• Strength: Very good
• Machinability: Poor
• Weldability: Good
• Formability: Average
• Corrosion Resistance: Very good
• Heat Treatment: No
   

WELL-KNOWN APPLICATIONS FOR 5083 O: 
Used in shipbuilding materials,
In storage tanks in the marine industry,
Also used in automotive chassis.
 

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We supply/manufacture 5083 O sheet/plate, sheet, rod/bar, and pipe/profile.

• Sheet / Plate
• Sheet
• Rod / Bar
• Pipe / Profile