Xi'an Dongmeng Group Co., Ltd. is one of the most reliable manufacturers and suppliers of 3003 Aluminum Alloy Rod & Custom Machined Parts | Factory Direct Supply in China, also supports customized service. With abundant experience, we warmly welcome you to wholesale cheap products in stock here and get free sample from our factory. For price consultation, contact us.
Xi'an Dongmeng Group is a leading manufacturer of 3003 aluminum alloy rods, bars, extruded profiles, and custom machined parts, offering direct factory supply with stable monthly production. Our 3003 aluminum products provide excellent corrosion resistance, high machinability, and moderate strength, making them ideal for industrial equipment, automotive components, marine fittings, and OEM custom fabrication. With ISO 9001-certified quality control, CNC machining, extrusion, and surface finishing services, we ensure each order meets international standards and buyer specifications.
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High Quality
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Advanced Equipment
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Professional Team
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Custom Service
Product Specifications (Rods & Machined Parts)
| Property | Unit | Typical Value |
|---|---|---|
| Alloy | 3003 | |
| Temper | H14, H24, H18 | |
| Density | g/cm³ | 2.73 |
| Tensile Strength | MPa | 130–180 |
| Yield Strength | MPa | 55–145 |
| Elongation | % | 10–25 |
| Thermal Conductivity | W/m·K | 160–170 |
| Machinability | Excellent | |
| Corrosion Resistance | Excellent |
Rod / Bar / Profile Dimensions & Tolerances
| Product | Diameter / Section | Length | Tolerance |
|---|---|---|---|
| Round Rod | 6–200 mm | 1000–6000 mm | ±0.02 mm diameter ±5 mm length |
| Square/Rectangular Bar | 10×10 – 150×150 mm | 1000–6000 mm | ±0.05 mm ±5 mm length |
| Extruded Profiles | Customized | Customized | ±0.1 mm |
| Machined Parts | Custom | Custom | According to drawing |
Monthly Production Capacity: 5,000–10,000 tons
Lead Time: 15–35 days for bulk orders or custom machining
CNC Machining Services: Cutting, turning, milling, drilling, and surface finishing.
Direct Factory Supply: Eliminates intermediaries for competitive pricing.
Extrusion & Rod Production: Precise diameters, square, rectangular, and custom profiles.
Chemical Composition (Aluminum 3003)
| Element | % |
|---|---|
| Aluminum (Al) | Balance |
| Manganese (Mn) | 1.0 – 1.5 |
| Copper (Cu) | 0.05 – 0.20 |
| Iron (Fe) | ≤ 0.70 |
| Silicon (Si) | ≤ 0.60 |
| Zinc (Zn) | ≤ 0.10 |
| Others (each) | ≤ 0.05 |
Mechanical Properties (Typical Values)
| Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|
| 3003-O | 95–130 | 25–40 | 25–35 |
| 3003-H14 | 150–185 | 115–135 | 5–12 |
| 3003-H18 | 165–205 | 145–175 | 2–5 |
| 3003-H24 | 135–180 | 115–145 | 6–10 |
3003 vs 3004 vs 3005 Aluminum Alloys
| Category | 3003 Aluminum Alloy | 3004 Aluminum Alloy | 3005 Aluminum Alloy |
|---|---|---|---|
| Alloy Type | Al-Mn Alloy (Manganese Series) | Al-Mn-Mg Alloy | Al-Mn-Mg Alloy |
| Primary Characteristics | Good corrosion resistance, excellent formability, moderate strength | Higher strength than 3003 due to Mg addition; good corrosion resistance | Strength slightly higher than 3003; excellent surface finish; good formability |
| Typical Tempers | O, H12, H14, H16, H18, H24 | O, H14, H34 | O, H14, H16, H18, H24 |
| Chemical Composition | Mn: 1.0–1.5%, Cu: 0.05–0.20% | Mn: 1.0–1.5%, Mg: 0.8–1.3% | Mn: 1.0–1.5%, Mg: 0.2–0.6% |
| Typical Tensile Strength (MPa) | 95–180 MPa (depending on temper) | 160–210 MPa | 140–200 MPa |
| Yield Strength (MPa) | 35–165 MPa | 115–160 MPa | 120–160 MPa |
| Elongation (%) | 10–30% | 10–20% | 10–20% |
| Hardness (HB) | 28–55 | 40–65 | 35–60 |
| Density | 2.73 g/cm³ | 2.73 g/cm³ | 2.73 g/cm³ |
| Strength Level | ★★☆☆☆ | ★★★★☆ | ★★★☆☆ |
| Corrosion Resistance | ★★★★☆ | ★★★★☆ | ★★★★☆ |
| Formability | ★★★★★ | ★★★★☆ | ★★★★★ |
| Weldability | Excellent | Excellent | Excellent |
| Anodizing Response | Good | Good | Excellent surface appearance |
| Price Level | Low | Medium | Medium |
| Best For | General forming, non-structural applications | Applications requiring higher strength than 3003 | Applications requiring both strength & good surface quality |
| Typical Applications | Heat exchangers, cookware, roofing sheets, food packaging, chemical storage | Beverage cans, container lids, pressure vessels, building panels | Exterior building panels, cosmetic surfaces, kitchen equipment, lighting reflectors |
Features & Advantages of Aluminum Alloy 3003
Excellent corrosion resistance, especially in humid & marine environments
Good formability, suitable for deep drawing and bending
Moderate strength, stronger than 1100 alloy
Good weldability (TIG/MIG/Resistance welding compatible)
Suitable for anodizing (decorative or protective finish)
Lightweight and cost-effective
Applications of 3003 Aluminum
Industrial & Manufacturing
Heat exchangers, fins, condenser plates
Chemical equipment
Storage tanks and vessels
Construction & HVAC
Roofing sheets, ceiling panels
Air conditioning ducts
Insulation jacketing
Automotive
Fuel tanks
Radiator components
Trim & interior parts
Food & Packaging
Food containers
Cooking utensils
Commercial kitchen equipment
Inspection & Quality Assurance
Raw material and melt composition verification
Dimensional inspection (thickness, width, flatness)
Mechanical testing (tensile, elongation, hardness)
Surface quality inspection (no oil stain, scratches, corrosion)
Eddy current and ultrasonic testing for plates
Third-party inspection available (SGS/BV/TÜV)
For quotations, technical sheets, and customized production of Aluminum Alloy 3003, contact us:
Our address
Room 4107, Runfeng Building, Sanqiao New Street, Weiyang District, Xi'an City, Shaanxi Province
Phone Number
+86 15769214734
FAQ
Q1: What forms of 3003 aluminum do you supply?
A1: We supply round rods, square/rectangular bars, extruded profiles, and custom CNC machined parts directly from our factory.
Q2: Can you produce custom sizes and shapes?
A2: Yes, we offer custom diameters, cross-sections, lengths, and CNC machined parts according to buyer drawings or specifications.
Q3: What is your minimum order quantity (MOQ)?
A3: MOQ depends on the product and processing type, typically starting from 500 kg for standard rods. For CNC machining, MOQ depends on complexity.
Q4: Do you provide CNC machining and other processing services?
A4: Yes, we provide CNC cutting, turning, milling, drilling, and surface finishing, ensuring parts meet precise industrial standards.
Q5: Are your 3003 aluminum rods suitable for marine and industrial applications?
A5: Yes, they have excellent corrosion resistance, moderate strength, and high machinability, making them ideal for marine fittings, industrial equipment, and automotive components.
Q6: What certifications and quality inspections do you provide?
A6: Our factory is ISO 9001 certified, and we provide chemical, mechanical, and dimensional inspection reports for every batch. Third-party inspection from SGS, BV, or Intertek is also available.
Q7: What is your typical production lead time?
A7: For standard rods and bars, lead time is 15–30 days, while custom machined parts typically require 15–35 days depending on order complexity.
Q8: How is the aluminum rod or machined part packed for shipping?
A8: Rods and extruded profiles are wrapped with protective film or paper, palletized, and machined parts are packed in foam boxes or crates. Each shipment includes clear labeling and inspection certificates.
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