Product Description
3003 is a typical Al-Mn non-heat-treatable anti-rust aluminum alloy. It has moderate strength, excellent atmospheric corrosion resistance and outstanding cold processing performance with a competitive cost.
Main Characteristics
1. Good rust resistance
Resists oxidation, moisture and weak corrosive media, stable for outdoor and wet working environments.
2. Excellent cold workability
Easy for turning, stamping, bending and cold forging. No cracking during forming.
3. Smooth machining surface
Uniform internal structure, less burr after CNC turning.
4. Fine weldability
Welding will not cause obvious performance degradation.
Tempers & Standards
• Common tempers: O, H14, H18
• Standard: EN AW-3003, ASTM B211
• EN 10204 3.1 material certificate can be supplied.
Applications
Anti-corrosion pipe fittings, valve accessories, heat exchanger parts, general hardware, stamping blanks, low-load mechanical turning parts and chemical equipment components.
3003 Aluminum Bar Supplier for Industrial Applications and Custom Aluminum Solutions

At Shandong Hanglv International Trade Co., Ltd., we specialize in supplying reliable aluminum products and integrated supply chain solutions for customers worldwide. Located in Shandong Province, China, an important aluminum production and logistics region, we work with qualified aluminum manufacturers to provide stable material solutions for different industrial applications.
Our product range includes Aluminum Plates, aluminum bars, Aluminum Tubes, Aluminum Profiles, aluminum coils, aluminum strips, aluminum foils, and customized aluminum structural components. Among these products, 3003 Aluminum Bar is widely selected by customers who need good corrosion resistance, excellent formability, lightweight performance, and cost-effective aluminum solutions.
For industrial buyers, selecting the right aluminum bar supplier requires more than finding a suitable price. Customers need stable material quality, accurate specifications, reliable delivery, and professional technical support. We provide support throughout the entire process, including material selection, production coordination, quality inspection, packaging, and international shipment.
3003 Aluminum Bar is an Aluminum Alloy Bar manufactured from 3003 aluminum alloy, which belongs to the aluminum-manganese alloy family. It is widely used because of its excellent corrosion resistance, good formability, moderate strength, and easy processing characteristics.
Unlike high-strength aluminum alloys such as 6061 or 7075, 3003 aluminum focuses more on flexibility, corrosion resistance, and manufacturing convenience. It is a practical choice for applications where extreme strength is not required but stable performance and easy fabrication are important.
The main alloying element in 3003 aluminum is manganese. This improves the material strength compared with pure aluminum while maintaining excellent forming ability.
We supply different types of 3003 Aluminum Alloy Bar, including:
3003 Aluminum Round Bar
3003 Aluminum Flat Bar
3003 Aluminum Square Bar
Custom 3003 Aluminum Bar
The material can be supplied in different conditions, including commonly used 3003-H14 Aluminum Bar, depending on customer application requirements.
Different applications require different material characteristics. Some projects need maximum strength, while others require easy processing, corrosion resistance, and economical production.
3003 Aluminum Bar provides a balanced solution for customers who need reliable performance with good manufacturing flexibility.
One of the most important advantages of 3003 Aluminum Bar is its good corrosion resistance.
The manganese content improves the alloy's ability to maintain stable performance in environments exposed to:
Humidity
Outdoor conditions
Temperature changes
Industrial environments
Daily operating conditions
This makes 3003 aluminum suitable for equipment parts, panels, containers, and general industrial applications.
3003 aluminum alloy is known for its excellent forming ability.
It can be easily processed through:
Bending
Cutting
Stamping
Drilling
Welding
This advantage makes 3003 Aluminum Bar suitable for manufacturers who need flexible fabrication processes.
For many industrial applications, welding performance is an important consideration.
3003 aluminum provides good welding characteristics, allowing manufacturers to produce customized structures and assemblies.
It is commonly used for fabricated components where easy joining and reliable performance are required.
Aluminum provides a significant weight advantage compared with steel materials.
The lightweight characteristics of 3003 aluminum help reduce transportation costs, simplify installation, and improve handling efficiency.
At the same time, its practical performance and wide availability make it a cost-effective material choice for many industries.
Manufacturers often choose 3003 aluminum because it provides predictable processing results.
During machining and fabrication, stable material behavior helps improve production efficiency and reduce processing difficulties.
Because of its excellent formability, corrosion resistance, and practical performance, 3003 Aluminum Bar is widely used in various industries.
The HVAC industry is one of the common application areas for 3003 aluminum materials.
The alloy is often used in:
Heat exchanger components
Refrigeration equipment parts
Air conditioning structures
Equipment supports
Its corrosion resistance and thermal performance make it suitable for long-term operation.
Food-related applications require materials that are easy to clean, durable, and corrosion resistant.
3003 Aluminum Bar can be used for:
Food equipment components
Kitchen equipment
Storage structures
Processing supports
Manufacturers use 3003 aluminum bars for various industrial components where moderate strength and good processing ability are needed.
Typical applications include:
Equipment frames
Protective components
Machine supports
Customized parts
3003 aluminum can be used in construction-related products because of its lightweight structure and corrosion resistance.
Applications include:
Decorative components
Building supports
Panels
Architectural parts
For engineering projects requiring flexible processing and reliable corrosion resistance, 3003 Aluminum Bar provides a practical material solution.
The following table compares 3003 Aluminum Bar with several commonly used aluminum materials. Actual values may vary depending on temper, size, and manufacturing conditions.
| Material | Density | Tensile Strength Range | Main Characteristics |
|---|---|---|---|
| 3003 Aluminum Bar | Approx. 2.73 g/cm³ | 145-200 MPa | Excellent formability and corrosion resistance |
| 5052 Aluminum Bar | Approx. 2.68 g/cm³ | 210-280 MPa | Higher corrosion resistance and strength |
| 6061 Aluminum Bar | Approx. 2.70 g/cm³ | 240-310 MPa | Higher strength and machining performance |
| 6063 Aluminum Bar | Approx. 2.70 g/cm³ | 150-250 MPa | Excellent extrusion and surface quality |
Data Source: Aluminum Association alloy information, ASTM aluminum standards, and general engineering material references. Values are typical ranges and may vary depending on alloy condition.
At Shandong Hanglv International Trade Co., Ltd., we understand that customers need reliable aluminum supply solutions instead of only individual products.
Before confirming orders, we communicate with customers about:
Alloy requirements
Bar dimensions
Application environment
Processing requirements
Surface requirements
Delivery schedule
Through professional supply coordination and quality management, we help customers receive stable aluminum products for long-term applications.
Producing a reliable 3003 Aluminum Bar requires careful control of alloy composition, forming process, dimensional accuracy, and surface quality. At Shandong Hanglv International Trade Co., Ltd., we cooperate with experienced aluminum manufacturers and manage the supply process to provide stable aluminum solutions for customers worldwide.
Although 3003 aluminum is a relatively easy-to-process alloy, consistent production control is still important. Stable material performance helps customers improve fabrication efficiency and maintain product quality.
The manufacturing process begins with selecting suitable aluminum raw materials. 3003 aluminum alloy mainly contains manganese, which improves strength and corrosion resistance compared with pure aluminum.
Before production, the chemical composition is checked to ensure the material meets required standards.
Proper alloy control helps achieve:
Stable mechanical properties
Good corrosion resistance
Reliable forming performance
Consistent product quality
After alloy preparation, molten aluminum is cast into billets for further processing.
During billet production, manufacturers control melting temperature, cooling speed, and internal structure to improve material consistency.
High-quality billets provide a reliable foundation for producing 3003 aluminum bars with stable performance.
According to product requirements, 3003 aluminum bars can be produced through suitable forming processes.
Common product types include:
3003 Aluminum Round Bar
3003 Aluminum Flat Bar
3003 Aluminum Square Bar
Customized aluminum bar sections
The forming process is controlled carefully to achieve accurate dimensions and good surface conditions.
3003 aluminum is a non-heat-treatable alloy. Its strength is mainly improved through cold working rather than heat treatment.
Common tempers include:
3003-H14 Aluminum Bar: A commonly used work-hardened condition with improved strength and good formability.
3003-O Aluminum Bar: Soft condition with excellent flexibility and forming performance.
3003-H16 Aluminum Bar: Higher strength condition for specific applications.
We help customers select the suitable temper according to their processing methods and final application requirements.
Different industries require different aluminum bar sizes and processing conditions. We provide customized support according to customer drawings, samples, or technical requirements.
Available services include:
Custom length cutting
Dimension adjustment
Machining coordination
Surface treatment support
Special packaging solutions
3003 Aluminum Bar provides good surface quality and can be processed with different finishing methods according to customer needs.
Available surface treatments include:
Anodizing
Polishing
Brushing
Protective coating
Mill finish
These treatments can improve appearance, surface protection, and product durability.
Before shipment, we arrange inspections based on customer specifications.
Inspection items include:
Alloy identification
Dimension accuracy
Surface quality
Mechanical properties
Packaging protection
For international delivery, aluminum bars are packed with suitable protection methods to reduce risks caused by moisture, impact, and transportation conditions.
Quality control is an important part of our aluminum supply service. We understand that stable material performance helps customers maintain efficient production and reduce unnecessary processing problems.
Our quality management focuses on important factors throughout the supply process.
| Inspection Item | Purpose | Inspection Method |
|---|---|---|
| Chemical Composition | Confirm 3003 aluminum alloy standard | Spectrometer analysis |
| Dimension Accuracy | Ensure processing compatibility | Diameter, width, length measurement |
| Mechanical Properties | Verify strength performance | Tensile and hardness testing |
| Surface Condition | Maintain appearance and usability | Visual inspection |
| Packaging Condition | Prevent transportation damage | Export packaging inspection |
Source: Quality control methods are based on aluminum industry practices, ASTM aluminum standards, and customer technical requirements.
We supply 3003 Aluminum Bar in different sizes, conditions, and processing options according to customer requirements.
| Product Type | Common Specification Range | Typical Applications |
|---|---|---|
| 3003 Aluminum Round Bar | Diameter 5mm-300mm | Mechanical parts, supports, general components |
| 3003 Aluminum Flat Bar | Customized width and thickness | Frames, structures, fabricated parts |
| 3003 Aluminum Square Bar | Customized according to requirements | Industrial components |
| Custom 3003 Aluminum Bar | Based on drawings or samples | OEM and special projects |
The actual available specifications depend on production capability, order quantity, alloy condition, and customer requirements. We recommend confirming technical details before bulk purchasing.
Choosing the correct aluminum alloy depends on the application environment, required strength, processing method, and cost considerations.
| Alloy | Main Advantages | Recommended Applications |
|---|---|---|
| 3003 Aluminum Bar | Excellent formability, good corrosion resistance, economical solution | HVAC, equipment, general industrial applications |
| 5052 Aluminum Bar | Higher strength and excellent marine corrosion resistance | Marine equipment and outdoor applications |
| 6061 Aluminum Bar | High strength and excellent machining performance | CNC parts and structural components |
| 6063 Aluminum Bar | Excellent extrusion and surface finish | Architectural and profile applications |
Source: Aluminum Association technical data, ASTM aluminum specifications, and general engineering material references.
When purchasing aluminum products internationally, customers need a supplier who can provide stable quality, professional communication, and reliable delivery.
At Shandong Hanglv International Trade Co., Ltd., we provide complete aluminum supply solutions instead of only supplying standard materials.
Our company is located in Shandong Province, China, where the aluminum industry has strong production capability and complete supply chain resources.
This allows us to provide efficient sourcing solutions and stable product supply for customers worldwide.
Besides 3003 Aluminum Bar, we also supply:
5052 Aluminum Bar
6061 Aluminum Bar
6063 Aluminum Bar
Aluminum Plates
Aluminum Tubes
Aluminum Profiles
Aluminum Coils
Customers can purchase multiple aluminum products through one professional supplier, improving procurement efficiency.
We support customized requirements including:
Special dimensions
Different aluminum tempers
Cutting services
Surface treatment
Project-based supply planning
We arrange suitable transportation solutions according to product size, order quantity, destination, and delivery requirements.
Our packaging methods include moisture protection, surface protection, and reinforcement measures to help ensure aluminum bars arrive safely.
3003 Aluminum Bar is widely used in HVAC equipment, refrigeration systems, food processing equipment, industrial components, construction parts, and general engineering applications.
3003-H14 Aluminum Bar is a work-hardened condition that provides higher strength than soft aluminum while maintaining good formability.
Yes. 3003 aluminum provides good corrosion resistance and is suitable for many indoor and outdoor industrial environments.
3003 aluminum offers better formability and economical performance, while 5052 aluminum provides higher strength and stronger corrosion resistance, especially in marine environments.
Yes. We provide customized dimensions, cutting, surface treatment, packaging, and supply solutions according to customer requirements.
Yes. We provide international aluminum supply services including product selection, quality inspection support, export packaging, and logistics coordination.
At Shandong Hanglv International Trade Co., Ltd., we are committed to providing reliable aluminum products and professional supply solutions for global customers.
If you are looking for a trusted 3003 Aluminum Bar Supplier, 3003 Aluminum Bar Manufacturer, or customized aluminum partner in China, we are ready to support your project.
Contact us today to discuss your aluminum requirements and receive a suitable solution.
Tel: +86 15053549810(Ms Zhuang)
+86 15563845999 (Mr Yu)
whatsapp: 86150535649810
Email: beckyzhuang@sdhanglv.com
Address: Huawei Big Data Industrial Park, South of Xinmin Street, Dongjiang Street,Longkou City, Yantai City, Shandong Province
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