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Product Overview
Aluminum tubes are high-performance cylindrical metal products made of pure aluminum or aluminum alloys, designed for fluid transmission, structural support, and precision applications.
Primarily made of pure aluminum (1000 series) or aluminum alloys (3000 series, 5000 series, 6000 series), it can be customized with different temper states and surface treatments to meet specific application requirements. Common grades available for your selection include ASTM 1100/3003/5052/6061, GB 1060/3003/5052/6061, EN 1050A/3003/5052/6061, and JIS A1050/A3003/A5052/A6061—all of which comply with international standards (ASTM B210, GB/T 6892, EN 10257, JIS H4040) and are widely recognized in global trade.
The addition of alloying elements (such as manganese, magnesium, silicon) enhances its strength, hardness, and corrosion resistance, while heat treatments like annealing (O temper) and solution treatment (T6 temper) further improve its mechanical properties, ensuring it meets the strict requirements of your projects. Its versatility extends beyond traditional industries, covering new energy (solar water heaters), medical equipment, and precision instruments, making it a cost-effective, reliable, and eco-friendly material. Ultimately, its exceptional performance, standardized grades, and strong adaptability make it a preferred choice for buyers worldwide, guaranteeing the production of high-quality, energy-saving, and durable products.
Key Specifications (Customizable for Your Project Needs)
We provide standard specifications that comply with international standards (ASTM, EN, GB, JIS) and support full customization according to your project drawings, installation requirements, and application scenarios. The following are the common specifications most aluminum tube buyers choose, covering the main series and application scenarios:
| Item | Specification Range | Buyer-Focused Note |
| Outer Diameter (OD) | 6mm - 200mm (common), up to 500mm (customized) | Diameter tolerance ≤ ±0.05mm, ensuring tight connection and fluid tightness |
| Wall Thickness | 0.5mm - 10mm (common), up to 20mm (customized) | Customizable thickness to balance weight and load-bearing capacity |
| Length | 1m - 12m (standard), customizable (cut to length) | Cut-to-length service available to reduce on-site cutting waste |
| Temper State | O (Annealed), H14, H18, H24, T4, T6 | O temper for easy bending; T6 for high-strength structural/fluid applications |
| Surface Treatment | Mill Finish, Anodized, Polished, Anti-Rust Coated, Sandblasted | Anodized/anti-rust coated tubes for harsh environments (seawater, chemicals) |
Grade Selection Recommendations by Application
| Application Type | Recommended Grades | Rationale |
| General Structural | 6061-T6, 6082-T6 | Best balance of strength, availability, weldability, and cost |
| Architectural/Decorative | 6063-T5/T6 | Superior surface finish, excellent extrudability for complex profiles |
| Marine/Saltwater Exposure | 5052-H32, 6061-T6 | Excellent corrosion resistance in marine environments |
| High-Strength Requirements | 7075-T6, 6082-T6 | Maximum strength for critical applications |
| Heat Transfer/Thermal | 1060, 1100, 6063-T6 | High thermal conductivity |
| Pressure Applications | 6061-T6, 5083 | Good strength and pressure rating, seamless options available |
| High Formability Needs | 3003-H14, 1100 | Excellent ductility for bending and forming operations |
| Food/Pharmaceutical | 1060, 1100, 3003 | Non-toxic, easy to sterilize, corrosion-resistant |
Surface Finishes and Treatments
The surface finish protects the tube and defines its aesthetics :
Mill Finish: Natural, untreated surface as extruded; cost-effective
Anodized: Electrochemical process thickening the oxide layer; available in clear, bronze, black, and colors
Powder Coating: Applied paint layer for color customization and additional protection
Polished/Brushed: Mechanical finishing for decorative applications
Electrophoresis: Uniform protective film with excellent adhesion
FAQ (Frequently Asked Questions for Aluminum Tube Buyers)
We have sorted out the most common questions from global aluminum tube buyers—focusing on product selection, customization, quality, and transportation pain points—providing clear and practical answers to help you solve doubts efficiently and ensure smooth project execution:
Q1: What is the difference between 5052 and 6061 aluminum tubes? Which one should I choose for my project?
A1: Both are mainstream aluminum alloy tubes, with key differences in composition and performance.
5052 (aluminum-magnesium alloy) has excellent corrosion resistance and ductility, suitable for fluid transmission, marine, and outdoor applications (e.g., water pipes, marine pipelines).
6061 (aluminum-silicon-magnesium alloy) has higher strength and good weldability, suitable for structural support, automotive, and high-pressure applications (e.g., HVAC support tubes, fuel tubes).
For corrosion-resistant and fluid-related needs, choose 5052; for high-strength structural needs, choose 6061.
Q2: Can the aluminum tubes be customized according to my project’s special requirements (e.g., non-standard OD, wall thickness, or length)?
A2: Yes. We support full customization to match your project needs: outer diameter (3mm-500mm), wall thickness (0.3mm-20mm), length (0.5m-15m), temper state, and surface treatment (anodizing, anti-rust coating).
Our technical team will provide professional advice to ensure the customized tubes meet your fluid tightness, load-bearing, and installation requirements, reducing on-site modification work.
Q3: How to ensure the aluminum tubes do not get scratched, oxidized, or deformed during transportation and storage?
A3: We adopt professional packaging and protection measures: each tube is wrapped with PE film (anti-scratch) and moisture-proof film (anti-oxidation), then bundled with foam sleeves and fixed on a steel pallet to prevent deformation.
For long-distance sea transportation, we add waterproof covers and desiccants to avoid oxidation caused by moisture and salt spray. We also mark "Handle with Care" and "Moisture-Proof" on the packaging to ensure the tubes arrive in good condition and can be directly installed.
Contact our sales team today for a quotation or to discuss your project requirements. We are committed to providing high-quality aluminum pipes that meet your exact specifications and delivery deadlines.
Your trusted partner in aluminum steel solutions.For further technical information, pricing, or customization, please contact our sales team:
Tel/WA/Wechat: +86 13225105678
Email: sales01@duohessplate.com
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