3003 Aluminum Sheet | Equivalent Materials & Metal Specifications

This article presents an in-depth analysis of 3003 Aluminum sheets, a medium-strength, corrosion-resistant alloy widely utilized across numerous sectors.

It discusses the alloy’s unique properties, versatile forms, and applications ranging from heat exchangers to kitchen utensils.

The article also highlights the expert services provided by industry professionals in ensuring quality assurance, thereby offering a comprehensive understanding of 3003 Aluminum’s pivotal role in various industries.


The 3003 H14 Aluminum Sheet, renowned for its excellent workability, weldability, and impressive corrosion resistance, is an alloy enhanced with 1.2% manganese, providing a tensile strength range of 17 to 30 KSI, making it a preferred choice for applications such as sheet metal work and fuel tanks.

The alloy comparison with other materials reveals that the 3003 H14 provides a higher strength level than the 1100 series aluminum, making it more suitable for demanding applications.

Fabrication techniques also impact the performance of this alloy. Due to its excellent workability, the 3003 H14 can be easily formed, machined, and welded, making it versatile for various industries. Its corrosion resistance further enhances its use in welding applications, as it can withstand harsh environmental conditions without compromising the integrity of the structure.

Understanding market trends is vital in predicting the alloy’s future demand. The 3003 H14’s impressive properties and versatility have led to a steady increase in its use in various sectors, including automobile, construction, and aerospace. This growing demand, coupled with continuous advancements in fabrication techniques, suggests a promising future for the 3003 H14 aluminum sheet in the market.

Reference standard: ASTM B209, ASTM B210, ASTM B211, ASTM B221, etc.

Equivalent Materials

Equivalent materials to 3003 H14, such as 3105-H14 and 3004-H14, provide similar mechanical properties and are often used interchangeably in various applications. Both 3105-H14 and 3004-H14 offer advantages in terms of strength, corrosion resistance, and workability, making them suitable for use in industries such as construction, transportation, and manufacturing.

Comparisons between these materials reveal subtle differences that can influence their suitability for certain applications. For instance, while 3003 H14 is known for its excellent workability and weldability, 3105-H14 is recognized for its slightly higher strength and superior finishing capabilities. On the other hand, 3004-H14 stands out for its exceptional formability, making it ideal for complex shaping requirements.

In terms of availability, suppliers typically carry a wide range of sizes and formats for these materials. This allows businesses to easily source the right material for their specific needs. It’s worth noting, however, that the exact availability can vary between suppliers, underscoring the need for businesses to establish relationships with multiple suppliers.

In the subsequent section, we will delve deeper into the characteristics of these materials, exploring their properties in more detail.


Characteristics of 3003 H14, such as its impressive weldability and corrosion resistance, make it a prime choice for a variety of industrial applications. The 3003 alloy is a medium strength alloy, exhibiting superior resistance to atmospheric corrosion. This feature contributes to its extensive use in industries where this resistance is of utmost importance.

The 3003 H14 alloy’s excellent workability is another noteworthy characteristic. It has been found to possess improved workability compared to the 1100 series of aluminum, making it more suitable for applications that require complex forming operations. Furthermore, its weldability is a significant advantage. The alloy can be effectively joined through most welding methods, which further enhances its applicability in diverse industrial settings.

In terms of mechanical properties, the 3003 H14 aluminum sheet stands out with a tensile strength range of 17 to 30 KSI. It is alloyed with 1.2% manganese, making it approximately 20% stronger than the 1100 series aluminum. This strength, combined with its excellent corrosion resistance and weldability, makes it an ideal material for multiple applications.

In the upcoming section, we will delve deeper into the various uses of the 3003 H14 aluminum sheet.


Common applications for 3003 H14 include fuel tanks, heat exchangers, storage tanks, and chemical equipment due to its superior strength, corrosion resistance, and weldability. The advantages of this alloy are demonstrated in its robust physical properties and diverse applications.

The specifications for 3003 H14 are highly detailed, addressing not just its composition but also its mechanical properties, like tensile strength and yield strength. Moreover, it fits into the manufacturing processes of industries requiring metal with medium strength and high corrosion resistance.

Maintenance of equipment made from 3003 H14 largely depends on its application. However, given its outstanding corrosion resistance, it often requires less upkeep compared to other materials.

In the production of kitchen equipment, its excellent workability becomes a significant advantage. It can be easily shaped into a variety of forms without losing its strength, making it a preferred choice for complex designs.

Physical Properties

Physical properties of 3003 H14, such as its excellent mechanical properties and superior resistance to atmospheric corrosion, contribute significantly to its usefulness in various applications. This alloy has an impressive tensile strength range of 17 to 30 KSI which is 20% stronger than 1100 series aluminum.

The benefits of these properties are evident in the manufacturing process where 3003 H14 exhibits excellent workability and weldability, making it a preferred choice for sheet metal work, fuel tanks, and other applications demanding a higher strength alloy. The advantages don’t stop at the manufacturing stage. Once in use, the alloy’s superior resistance to atmospheric corrosion ensures longevity and durability, adding value to the end product.

In comparison to other alloys, 3003 H14 also offers enhanced workability. This advantage facilitates its processing into various forms like round bars, plates, sheets, round tubes, and tread plates. These varied forms further widen its application in fields like heat exchangers, storage tanks, chemical equipment, and even kitchen equipment. The technical, detailed, and analytical understanding of these physical properties underlines the wide-reaching benefits of 3003 H14.

Mechanical Properties

Mechanical properties of 3003 H14 are noteworthy, with the alloy boasting a tensile strength range of 17 to 30 KSI, making it significantly stronger than its 1100 series counterparts. This strength comparison becomes particularly vital in applications demanding high-strength materials.

The workability advantages of 3003 H14 are extraordinary, with the alloy offering excellent weldability and formability, surpassing the workability of many other aluminum alloys.

Corrosion resistance benefits are also considerable, as the alloy demonstrates exceptional resistance to atmospheric corrosion.

The 3003 H14 alloy finds extensive applications in heat exchangers due to its superior heat conductivity and strength, making it an apt choice for these demanding components.

When compared with other aluminum alloys, 3003 H14 stands out because of its superior mechanical properties, enhanced workability, and remarkable corrosion resistance.

These unique properties make 3003 H14 a preferred choice in many industrial applications. However, it’s crucial to understand the alloy’s chemical composition for more precise application. This leads us to transition into the subsequent section about ‘chemical composition {table}’.


Thickness, in.

Tensile Strength, ksi Yield Strength (0.2 % offset), ksiElongation in

2 in. or 4×


min, %



Factor, N

3003 (only take the first line in the standard for example) 0.006–0.00714.019.05.0140

A – To determine conformance to this specif i cation each value for tensile strength and yield strength shall be rounded to the nearest 0.1 ksi and each value for elongation to the nearest 0.5 %, both in accordance with the Rounding Method of Practice E29.

B – The basis for establishment of mechanical property limits is shown in Annex A1.

C – Material in either of these tempers (H32 or H22), (H34 or H24), (H36 or H26), (H38 or H28), (H12 or H22), (H14 or H24), (H16 or H26), (H18 or H28), may be supplied at the option of the supplier, unless one is specif i cally excluded by the contract or purchase order. When ordered as H2x tempers, the maximum tensile strength and minimum yield strength do not apply. When H2x tempers are supplied instead of ordered H1x or H3x tempers, the supplied H2x temper material shall meet the respective H1x or H3x temper tensile property limits.

D – Tests of F temper plate for tensile properties are not required.

E – The tension test specimen from plate 0.500 in. and thicker is machined from the core and does not include the cladding alloy.

F – This material is subject to some recrystallization and an attendant loss of brightness

Chemical Composition

Understanding the chemical composition of 3003 H14 is essential as it directly influences the alloy’s properties and suitability for specific applications. Aluminum 3003 H14 consists primarily of aluminum, combined with elements such as manganese, which enhances its strength, and small amounts of copper and iron.

The advantages of this composition are manifold. It grants the alloy excellent material properties, such as superior corrosion resistance and good machinability. It also allows for a manufacturing process that yields a medium-strength material with the ability to withstand diverse weather conditions, making it suitable for various applications.

AlloySiliconIronCopperManganeseMagnesiumChromiumZincTitaniumOther ElementsD

This table provides a snapshot of the composition of 3003 H14 aluminum. Each element contributes to the alloy’s robust performance and wide-ranging applications. In summary, the chemical composition of 3003 H14 aluminum makes it a versatile, reliable, and cost-effective choice for industries such as construction, automotive, and marine.

Redstone Manufacturing does not guarantee the accuracy of the information contained within the above table. Some metrics have been rounded, converted, or estimated. Consult a qualified engineer to confirm the accuracy of the information contained on this webpage.

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