3003 Aluminum Round Tube

14. Packing Specifications
    • PVC end caps + VCI paper + steel strapping
    • Hexagonal bundling (prevent deformation)3003 ALUMINUM ROUND TUBE
    1. Material Composition & Standards
       • Conforms to ASTM B491, AMS 4007, EN 754-2
       • Composition: Mn (1.0-1.5%), Cu (0.05-0.20%), 98.7% Al min.
    2. Mechanical Properties (H14 Temper)
       • Tensile Strength: 150–200 MPa
       • Yield Strength: 130–180 MPa
       • Hardness: 40–45 HB
    3. Temper Options
       • Standard Tempers: O (annealed), H14 (strain hardened)
       • Recommended: H14(optimal balance of formability & strength)
    4. Dimensions & Tolerances
       • OD Range: 6–300 mm
       • Wall Thickness: 0.5–12 mm
       • Length Tolerance: ±1.5 mm/m straightness
    5. Superior Corrosion Resistance
       • Outperforms 1000-series alloys in salt spray tests (ASTM B117)
       • Naturally forms protective oxide layer
    6. Formability & Weldability
       • Excellent bending/crushing resistance (tube-specific)
       • All-position TIG/MIG weldable
    7. Thermal Applications
       • Thermal Conductivity: 193 W/m·K
       • Suitable for: HVAC condensers, heat exchanger headers
    8. Surface Finish
       • Mill finish (Ra 3.2 μm max)
       • Available: Anodized/brushed/polished surfaces
    9. Certification & Testing
       • Certified to EN 10204 3.2
       • Eddy current tested per ASTM E243
    10. Key Applications
        • Structural frameworks • Fluid transfer systems
        • Architectural handrails • Marine components
    11. Stock Profile
        • Standard Lengths: 3m/6m
        • Cut-to-size service ±0.5mm tolerance
    12. Sustainability
        • Recyclability: >95%
        • RoHS/REACH compliant
    13. Competitive Edge

    Property	3003 Tube	6061 Tube
    Formability	★★★★★	★★★☆☆
    Saltwater Res.	★★★★☆	★★☆☆☆

Industry Applications of 3003 Seamless Aluminum Tube:

Aerospace Industry

Utilized in critical components requiring high strength-to-weight ratios including fuel tanks, oil transfer lines, and rocket engine housings.

Automotive Industry

Ideal for high-stress structural and mechanical components such as generator high-pressure cylinders, turbocharger blades, and compressor piston rings due to its ability to withstand extreme pressures and temperatures.

Chemical & Petrochemical Industries

Selected for liquid/gas transportation pipelines, storage vessels, and processing equipment owing to its exceptional corrosion resistance and compatibility with aggressive chemicals.

Electronics Industry

Employed in conductive components requiring corrosion protection such as connector housings, EMI shielding enclosures, and heat dissipation assemblies.

General Manufacturing

Widely adopted for:

Food processing equipment and cookware

Chemical storage systems

Liquid transport vessels

Pressure-rated piping networks

Performance Summary

The 3003 seamless aluminum tube delivers an optimal balance of mechanical properties, corrosion resistance, and formability, establishing it as a versatile solution for demanding applications across multiple industrial sectors.