3003 o aluminum sheet

3003-O aluminum is an aluminum-manganese alloy in the annealed condition, belonging to the 3-series aluminum alloys. Through the annealing process, 3003-O aluminum exhibits the highest ductility, with excellent forming performance and corrosion resistance, making it ideal for applications requiring deep drawing, spinning, or high formability.

3003-O aluminum sheet is a versatile and widely used alloy, known primarily for its excellent corrosion resistance, formability, and weldability. The "O" temper refers to the annealed state, meaning the material is in its softest and most easily processed form.

3003 O aluminum sheet

3003 O aluminum sheet specifications

Haomei Aluminum offers a variety of thicknesses, typically ranging from 0.2 mm to 10 mm, and custom sizes can be provided according to the supplier. Standard sheet sizes are typically 4 feet x 8 feet (1220 mm x 2440 mm), but other sizes are also available.

Specification Item	Content
Thickness	0.02 inches (0.5 mm) to 0.190 inches (4.8 mm)
Dimensions	Custom cut, lengths up to 144 inches
Weight	Approximately 0.285–2.78 pounds per square foot, depending on thickness
Width	20 ~ 2650 mm, supports custom cutting or coil
Sheet Form	Hot rolled, cold rolled, meeting different strength requirements
Standards	ASTM B209, AMS 4006, and EN 485-2
Thin Plate	0.2 ~ 10 mm (common: 0.5 mm, 0.8 mm, 1.0 mm, etc.)
Medium Thick Plate	2.0 ~ 6.0 mm, some suppliers can offer super-thick plates up to 100 mm

3003 O aluminum sheet is a non-heat-treated alloy in the annealed ("O") state, offering excellent ductility and machinability.

Features of 3003-O Aluminum

Property	Description
Excellent Corrosion Resistance	3003-O aluminum has outstanding corrosion resistance, effectively preventing atmospheric and water (including seawater) corrosion. It is suitable for long-term use in outdoor and humid environments and is not easily corroded, especially in marine or chemically corrosive environments. Whether in humid conditions or exposed to harsh weather, 3003-O aluminum maintains excellent performance, making it an ideal choice for applications such as ships, exterior building decorations, and other applications that involve prolonged exposure to water or air.
Medium Strength	3003-O aluminum has relatively low strength but excellent ductility and corrosion resistance, making it suitable for applications that do not require high strength but need strong corrosion resistance and good formability. While its strength is lower than some other aluminum alloys (such as 7075 or 2024), it is sufficient to meet general structural and decorative needs, such as storage tanks, body structures, etc. Although its strength is limited, it can effectively meet the demands in many fields.
Formability	As an annealed material (O temper), 3003-O aluminum has excellent formability. Due to the softness of the aluminum sheet after annealing, it can be easily bent, formed, or stamped without cracking or breaking, making it especially suitable for the manufacture of complex-shaped components. Whether forming circular shapes, bending, or multiple forming operations, 3003-O aluminum maintains its shape and strength without damage. As a result, it is widely used in the automotive, home appliance, and decorative component industries.
Extremely High Ductility	3003-O aluminum has extremely high ductility, especially in the annealed state, demonstrating optimal plasticity. It can undergo deep drawing and spinning without breaking, making it suitable for applications that require complex-shaped parts, especially those involving multiple deep drawing or spinning processes. Due to its excellent ductility, 3003-O aluminum is an indispensable material in many manufacturing processes.
Easy to Weld and Process	3003-O aluminum has excellent weldability and can be reliably joined through various welding methods such as gas welding, resistance welding, spot welding, etc. It forms strong, durable welds without brittleness or cracking during the welding process. In addition to welding, 3003-O aluminum also has good machinability, making it suitable for cutting, milling, drilling, and other processing methods. This makes it highly applicable in many applications that require significant machining and welding, such as the manufacturing of automobiles, home appliances, and building structures.
Not Heat Treatable	3003-O aluminum cannot be strengthened through heat treatment (such as quenching or aging). Its strength can only be increased through work hardening (such as cold working) and cannot rely on heat treatment to alter its basic properties. After annealing, it returns to a soft state, making it easier for subsequent processing operations such as deep drawing and forming. This characteristic makes 3003-O aluminum suitable for applications that do not require high strength but rely more on its excellent formability and processing performance.
Weldability	3003-O aluminum can be welded using most common welding methods, including MIG (gas metal arc welding) and TIG (tungsten inert gas welding). This makes it an ideal choice for applications that require welding. After welding, it forms strong and durable welds, ensuring the reliability and long-term service life of the components. Due to its good welding performance, 3003-O aluminum is widely used in components that require welding, such as aluminum housings, vehicle structures, ships, etc.
Surface Treatment	The surface of 3003-O aluminum is usually very smooth and suitable for anodizing. Anodizing not only further enhances its corrosion resistance but also allows the aluminum to be given different colors, improving its aesthetic appearance. The anodized surface of 3003-O aluminum has good wear resistance, oxidation resistance, and dirt resistance, making it commonly used in the manufacture of products requiring a bright appearance and high corrosion resistance, such as building decorations, appliance housings, and vehicle panels.

3003-O Aluminum Sheet Processing

Stamping and Spinning: Due to its excellent ductility and processing performance, 3003-O aluminum sheet is very suitable for stamping and spinning processes.
Stretch Forming: 3003-O aluminum sheet is suitable for components requiring deep drawing or stretch forming, capable of withstanding significant deformation without cracking.
The surface can be customized with a smooth finish, double film coating, etc., suitable for precision stamping, film cutting, and other processes.
It is easy to process into thin sheets (starting from 0.2 mm), coils, or flat plates, suitable for applications such as pipeline insulation, sheet metal parts, etc.
Cutting: 3003-O aluminum sheet can be cut using common tools such as scissors, saws, or lasers.
Bending and stamping: The soft annealed state of the material makes it easy to bend, stamp, or roll into various shapes without cracking.
Anodizing: Anodizing can enhance the material's corrosion resistance and provide a durable, aesthetically pleasing surface. Anodizing also allows for coloring, making it particularly useful in decorative applications.

Applications of 3003-O Aluminum

Application	Description
Roofing and Wall Panels	3003-O aluminum sheet is commonly used for roofing and wall panels in construction due to its excellent corrosion resistance and good formability. It is especially suitable for long-term use in extreme weather and humid environments. Its lightweight nature facilitates easier construction, while its high durability ensures long-lasting protection for building facades and roofs. It is particularly ideal for industrial and commercial buildings requiring components that can withstand exposure to wind and rain.
Heat Exchangers	3003-O aluminum sheet is widely used in the manufacturing of heat exchangers and cooling equipment due to its good thermal conductivity and high-temperature resistance. This alloy can effectively conduct heat and maintain stable performance in high-temperature environments, making it an ideal material for refrigeration systems, automotive engine coolers, and other equipment. Its excellent corrosion resistance also ensures long-term stability in various thermal exchange applications.
Food and Chemical Processing	In industries that require strict hygiene conditions, such as food processing or chemical storage, 3003-O aluminum sheet is commonly used for its superior corrosion resistance and ease of cleaning. In the food industry, 3003-O aluminum sheet not only prevents external corrosion but also features a smooth surface that facilitates easy cleaning and disinfection, complying with food safety standards. In the chemical processing sector, it also exhibits excellent chemical resistance, making it suitable for use in storage tanks, pipelines, and other equipment.
Transportation	3003-O aluminum sheet is widely used in the transportation industry, especially in the manufacturing of lightweight components. It is commonly used for making parts such as trailers, truck bodies, and bus bodies. Due to its lightweight and excellent corrosion resistance, 3003-O aluminum sheet helps reduce overall vehicle weight, improve fuel efficiency, and enhance body corrosion resistance, thereby extending vehicle service life.
Home Appliances	In the home appliance industry, 3003-O aluminum sheet is widely used in the production of refrigerators, washing machines, dryers, and other products due to its excellent workability and corrosion resistance. Its surface can maintain a smooth finish and, after anodizing, its durability and aesthetic appeal are further enhanced. Due to its lightweight and durability, 3003-O aluminum sheet also helps reduce the overall weight of appliances, improving energy efficiency and extending their lifespan.
Industrial Manufacturing	3003-O aluminum sheet is also widely used in industrial manufacturing sectors such as new energy vehicles, battery casings, water-cooled plates, honeycomb cores, and power battery separators. Especially in components such as battery casings and water-cooled plates, 3003-O aluminum’s corrosion resistance and formability make it an ideal material. In battery systems, it helps improve durability and safety, ensuring long-term stable performance.
Packaging and Protection	3003-O aluminum sheet is also used in packaging and protection fields, such as for pipeline insulation cladding, anti-rust containers, and material for light poles and navigation signs. Thanks to its corrosion resistance, it is suitable for use in environments with long-term exposure to moisture, humidity, or other corrosive substances, such as offshore lighthouses and oilfield pipelines. Additionally, its anti-oxidation and recyclability make it widely applied in environmentally friendly packaging and protective devices.
Marine Applications	Due to its excellent resistance to seawater corrosion, 3003-O aluminum sheet is widely used in shipbuilding. It is utilized in hulls, marine panels, and other components that are frequently in contact with seawater. 3003-O aluminum sheet effectively resists the corrosive effects of seawater and, being lightweight, contributes to reducing the overall weight of ships, improving fuel efficiency. In shipbuilding, it ensures the durability of the hull while maintaining high corrosion resistance.

Advantages of 3003-O Aluminum

Advantage	Description
Excellent Corrosion Resistance	3003-O aluminum exhibits excellent corrosion resistance in both freshwater and saltwater environments. This makes it especially suitable for applications in marine, shipbuilding, and other humid environments, as it is not easily corroded by water, salt, or air. Whether in seawater or high-humidity environments, it maintains a long service life and reduces maintenance costs.
Easy to Process and Form	Due to its excellent ductility and formability, 3003-O aluminum can be easily processed and formed. Whether it is cutting, stamping, bending, or other mechanical operations, 3003-O aluminum can be handled quickly and efficiently, saving time and costs during production.
Good Balance of Strength, Weight, and Formability	3003-O aluminum achieves a good balance between strength, weight, and formability. Although it has relatively low strength, it offers excellent ductility and corrosion resistance while being lightweight. This makes it ideal for applications that do not require high strength but demand lightweight and good processability, such as vehicle structures, furniture, and construction materials.
Easy to Anodize	3003-O aluminum has a smooth surface that is suitable for anodizing treatments, making it ideal for applications that emphasize aesthetics. Anodizing not only enhances its corrosion resistance but also allows for various color options, improving its appearance. The anodized surface is more wear-resistant, suitable for highly decorative products such as building facades, home appliance housings, and automotive components.
Stable Performance and Reliable Quality	3003-O aluminum is renowned for its uniform structure and excellent physical properties, maintaining outstanding corrosion resistance and ductility across different environments. It is widely used in applications that demand high stability and reliability.
Low Cost and High Cost-Effectiveness	Due to mature production processes and low raw material costs, 3003-O aluminum combines outstanding performance with significant economic advantages, making it a highly cost-effective aluminum alloy choice.
Excellent Workability Suitable for Various Manufacturing Processes	3003-O aluminum offers excellent workability, adaptable to various manufacturing processes such as stamping, deep drawing, bending, and welding. It provides flexibility and convenience for the production of complex parts and diversified products.

Comparison of 3003 O Aluminum with Other Temper States

3003-H14: Strain-hardened, higher strength (tensile strength 22 ksi), but reduced ductility (elongation 3%).
Comparison of 3003-O with 6061-T6: 6061-T6 has higher strength, while 3003-O offers superior formability and corrosion resistance.

3003-O aluminum sheet is a versatile, easy-to-process material widely used in industries where corrosion resistance, formability, and cost-effectiveness are crucial.

3003-O Aluminum Sheet Chemical Composition

Alloy	Si	Fe	Cu	Mn	Mg	Cr	Zn	Ti	Others-Each	Others Total	Al Min
3003	0.6	0.7	0.05-0.20	1.0-1.5	–	–	–	–	0.05	0.15	Remainder

3003-O Aluminum Sheet Mechanical Properties

Alloy-Temper	Tensile Strength (ksi)	Yield Strength (ksi)	Elongation (%)
3003-O	16	6	30
3003-H14	22	21	3
3003-H18	29	27	3

What is equivalent to 3003 o?

UNS A93003; ISO AlMn1Cu; Aluminium 3003-O; AA3003-O; Al3003-O

Haomei 3003 o aluminum plate sheet popular size

Description	Temper	Thickness (In)	Width (In)	Length (In)	Form
AMS 4006 ASTM B209 3003 O Aluminum Sheet 0.04"	O	0.04"	48"	144"	Sheet
AMS 4006 ASTM B209 3003 O Aluminum Sheet 0.05"	O	0.05"	48"	144"	Sheet
AMS 4006 ASTM B209 3003 O Aluminum Sheet 0.063"	O	0.063"	48"	144"	Sheet
AMS 4008 ASTM B209 3003 O Aluminum Sheet 0.09"	O	0.09"	48"	144"	Sheet

3003-O aluminum is a versatile and high-quality aluminum alloy. With its high ductility and corrosion resistance, it is widely applied in many industrial and civilian fields, especially suitable for scenarios requiring high plasticity and complex forming processes.

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