Description
3003 Aluminum Circle Manufacturer & Supplier
3003 aluminum circle, also known as 3003 aluminum disc or aluminum disk, is manufactured from aluminum-manganese alloy 3003. Compared with commercially pure 1000-series aluminum, 3003 generally provides higher mechanical strength while maintaining good formability and corrosion resistance.
Hongyuan Aluminum supplies customized 3003 aluminum circles for cookware, kitchenware, deep drawing, spinning, stamping, containers and general industrial forming applications.
3003 Aluminum Circle Specifications
| Item | Specification |
|---|---|
| Alloy | 3003 |
| Alloy Series | 3000 Series Aluminum-Manganese Alloy |
| Temper | O, H12, H14, H16, H18 |
| Product | Aluminum Circle / Aluminum Disc |
| Thickness | Customized |
| Diameter | Customized |
| Surface | Mill Finish |
| Edge | Smooth / Customized |
| Processing | Blanking, Punching, Spinning, Deep Drawing |
| Packaging | Export Seaworthy Packaging |
| Custom Sizes | Available |
| Standards | According to applicable ASTM / EN / GB or customer-specified requirements |
| Material Certificate | Available according to order requirements |

Note: Material specifications and properties can be supplied according to applicable standards and customer requirements. For reference, see ASTM B209/B209M for aluminum and aluminum-alloy sheet and plate.
3003 Aluminum Chemical Composition
3003 aluminum is a non-heat-treatable aluminum-manganese alloy. Manganese is the primary alloying element, contributing to higher strength compared with commercially pure aluminum while maintaining good forming performance.
The following are commonly specified chemical composition limits for AA3003 aluminum.
| Element | Composition Limit (%) |
|---|---|
| Aluminum (Al) | Remainder |
| Silicon (Si) | ≤ 0.60 |
| Iron (Fe) | ≤ 0.70 |
| Copper (Cu) | 0.05–0.20 |
| Manganese (Mn) | 1.00–1.50 |
| Zinc (Zn) | ≤ 0.10 |
| Other Elements, Each | ≤ 0.05 |
| Other Elements, Total | ≤ 0.15 |
Note: Chemical composition must be confirmed according to the applicable material standard and production certificate for each order.
Key Features of 3003 Aluminum Circle
Higher Strength than 1100 Aluminum
3003 aluminum generally provides higher strength than commercially pure 1100 aluminum, making it suitable for formed components requiring additional mechanical strength.
Good Formability
With a suitable temper, 3003 aluminum circles can be used for deep drawing, spinning, stamping and other forming processes.
Good Corrosion Resistance
3003 aluminum offers good resistance to corrosion in many general service environments.
Good Weldability
3003 aluminum has good weldability, supporting applications that require subsequent fabrication and joining.
3003 Aluminum Circle Properties
3003 aluminum provides a useful balance of strength, formability and corrosion resistance for cookware manufacturing and general industrial fabrication.
| Property | 3003 Aluminum Characteristics |
|---|---|
| Alloy Type | Aluminum-Manganese |
| Heat Treatment | Non-Heat-Treatable |
| Formability | Good to Excellent, Depending on Temper |
| Corrosion Resistance | Good |
| Thermal Conductivity | Good |
| Electrical Conductivity | Lower than High-Purity 1000-Series Aluminum |
| Weldability | Good |
| Strength | Higher than 1100 Aluminum |
| Deep Drawing Performance | Good with Suitable Temper |
Actual mechanical properties depend on temper, thickness, production conditions and applicable material standards.
3003 Aluminum Circle for Cookware
3003 aluminum circle is used for selected cookware and kitchenware applications where good formability, thermal conductivity and additional mechanical strength are required.
It can be processed into cookware components through spinning, stamping and deep drawing, depending on the selected temper and finished-product design.
Compared with commercially pure aluminum, 3003 offers higher strength, which can be useful for certain formed cookware components.
The final alloy and temper should be selected according to forming depth, product geometry, mechanical requirements and applicable food-contact requirements.
Applications of 3003 Aluminum Circle
- Pots and pans
- Cookware components
- Kitchenware products
- Deep-drawn aluminum containers
- Metal spinning products
- Industrial stamped components
- Lighting components and reflectors
- General fabricated aluminum parts

Which 3003 Aluminum Circle Temper Should You Choose?
The temper of 3003 aluminum affects its strength, hardness and forming performance.
3003-O Aluminum Circle
Provides high formability and is commonly considered for deep drawing, spinning and applications requiring significant deformation.
3003-H12 / H14 Aluminum Circle
Provides increased strength compared with O temper while maintaining useful formability for selected stamping, spinning and general forming applications.
3003-H16 / H18 Aluminum Circle
Provides higher hardness and strength but lower formability than softer tempers. These conditions are more suitable when increased hardness is required and forming demands are limited.
If you are unsure which temper is appropriate, provide the finished-product drawing, forming method, required thickness and diameter.
3003 Aluminum Circle vs 1100 Aluminum Circle
3003 and 1100 aluminum circles are both used for forming applications, but their chemical composition and mechanical characteristics differ.
| Property | 3003 Aluminum Circle | 1100 Aluminum Circle |
|---|---|---|
| Alloy Family | 3000 Series Al-Mn | 1000 Series Commercially Pure Aluminum |
| Main Alloying Element | Manganese | Commercially Pure Aluminum |
| Strength | Generally Higher | Relatively Lower |
| Formability | Good to Excellent | Excellent |
| Corrosion Resistance | Good | Good |
| Thermal Conductivity | Good | Generally Higher |
| Typical Applications | Cookware, containers, formed industrial parts | Cookware, spinning, stamping |
3003 aluminum is often considered when additional strength is needed, while 1100 is commonly selected for applications prioritizing excellent formability and higher conductivity.
The final choice depends on temper, forming method, product requirements and applicable material standards.
How to Choose the Right 3003 Aluminum Circle
When requesting a quotation, please provide:
Alloy + Temper + Thickness + Diameter + Quantity + Application + Destination
For deep drawing or spinning, finished-product drawings and forming requirements can help determine a suitable material specification.
Custom 3003 Aluminum Circles for Your Project
Hongyuan Aluminum supplies 3003 aluminum circles according to customer drawings, dimensional requirements and manufacturing applications.
Available customization includes:
- Diameter
- Thickness
- Temper
- Surface requirements
- Edge requirements
- Packaging
- Quantity
- Processing requirements
For an accurate quotation, please send us your required alloy, temper, thickness, diameter, quantity, application and destination port or delivery location.
3003 Aluminum Circle Production & Processing
Hongyuan Aluminum supplies 3003 aluminum circles according to customer specifications and forming requirements.
Production and processing can be arranged according to the required alloy, temper, thickness, diameter and subsequent manufacturing process.
Typical processing considerations include dimensional accuracy, edge quality, surface condition and suitability for the customer’s forming method.

Quality Inspection
3003 aluminum circles can be inspected according to agreed order specifications before shipment.
Inspection requirements may include:
- Diameter and thickness verification
- Surface condition inspection
- Edge quality inspection
- Material identification and certificate verification

Aluminum Circle Packaging & Shipping
Hongyuan Aluminum uses protective export packaging to help protect aluminum circles from moisture, contamination and damage during handling and international transportation.
Typical packaging includes:
- Moisture Protection: Desiccants can be used to help keep the aluminum circles dry.
- Plastic Film Wrapping: Protective plastic film is used to wrap the aluminum circles.
- Protective Paper: Additional protective paper can be applied according to packaging requirements.
- Wooden Pallet or Wooden Case: Wooden pallets or cases can be selected according to product size, quantity and shipping requirements.
- Steel Strapping: Steel straps help secure the packaging during transportation.

Packaging can be customized according to customer requirements, order quantity and transportation method.
Why Choose Hongyuan Aluminum?
- Customized alloy, temper and dimensions
- Processing support for different forming applications
- Export seaworthy packaging
- Supply for international industrial customers
- Technical support for material selection
Frequently Asked Questions
What is 3003 aluminum circle?
3003 aluminum circle is a circular blank made from aluminum-manganese alloy 3003. It offers good formability, corrosion resistance and higher strength than commercially pure 1100 aluminum.
Is 3003 aluminum circle suitable for cookware?
Yes. 3003 aluminum is used for selected cookware and kitchenware applications. The final material, temper and finished product must meet the applicable performance and food-contact requirements.
What is the difference between 3003 and 1100 aluminum circle?
3003 is an aluminum-manganese alloy that generally offers higher strength than 1100. Both can be used for forming applications, but 1100 typically offers higher thermal and electrical conductivity.
Can 3003 aluminum circle be used for deep drawing?
Yes. 3003 aluminum has good forming characteristics and can be used for deep drawing when the appropriate temper, dimensions and processing conditions are selected.
Which temper is suitable for deep drawing?
3003-O is commonly considered for applications requiring high formability. The final temper depends on drawing depth, manufacturing process and finished-product requirements.
Can you customize the diameter and thickness?
Yes. Diameter, thickness and temper can be customized according to customer requirements and production feasibility.
Looking for 3003 Aluminum Circle?
Contact us and tell us your required thickness, diameter, temper, quantity, application and destination.
Our team will help you confirm a suitable 3003 aluminum circle specification and prepare a quotation.










