5052 H32 Aluminum Tube
5052 H32 aluminum tube is a typical Al-Mg series rust-proof aluminum alloy tube, combining the process of work hardening and stabilization treatment.
5052-H32 aluminum material exhibits excellent corrosion resistance due to its magnesium and chromium content, especially in marine environments. This makes it ideal for applications exposed to seawater and harsh weather conditions.
- Characteristics: 5052 H32 aluminum tube is a special aluminum alloy tube known for its balanced strength, formability, and corrosion resistance.
- Corrosion resistance: Particularly suitable for marine environments, it has excellent resistance to saltwater, humid climates, and chemical media. The oxide layer that forms on the surface further delays corrosion.
- Processing performance: It has excellent cold working performance and can be bent, stamped, and formed. However, its heat treatment strengthening effect is limited, and strength is mainly improved by cold work hardening.
With its high strength, lightweight, corrosion resistance, and easy processing, the 5052 H32 aluminum tube becomes an ideal choice for industries such as shipbuilding, automotive, and construction. Its H32 temper strikes a balance between strength and formability, making it suitable for dynamic loads and complex design scenarios.
5052 H32 Aluminum Tube Available Shapes and Sizes
| Characteristics | Description |
| Shape | Round, square, rectangular |
| Structure | Seamless or welded |
| Standards | ASTM B210/B483 (seamless tube) or ASTM B491 (extruded tube) |
| Size range | Diameters from 1/4 inch to 12 inches and above; wall thickness from 0.020 inches to 1 inch |
| Common sizes | Small diameters (e.g., 3/4 inch outer diameter x 0.035 inch wall thickness) to larger sizes |
| Surface treatment | Rolled surface (in the formed state); can undergo anodizing, painting, or powder coating |
| Product | Image | Description |
| 5052 H32 Aluminum Round Tube |
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5052 H32 aluminum round tube is an aluminum alloy tube with extremely high corrosion resistance and strength, widely used in applications exposed to seawater, salt fog, and other corrosive environments. Its common applications include structural components for ships, buildings, vehicles, and transportation. The size range typically goes from small diameters (1/4 inch outer diameter) to large diameters (12 inches and above), with wall thickness ranging from 0.020 inches to 1 inch. It is available in both seamless and welded versions, suitable for various needs. |
| 5052 H32 Aluminum Square Tube |
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5052 H32 aluminum square tube offers excellent strength and corrosion resistance, suitable for both structural and decorative applications. It is commonly used as part of frame structures, furniture, transportation facilities, and industrial equipment. The standard size for square tubes usually ranges from 1/4 inch to 12 inches in outer diameter, and 0.020 inches to 1 inch in wall thickness. The product has excellent welding performance and is available in both seamless and welded structures according to specific needs. |
| 5052 H32 Aluminum Rectangular Tube |
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5052 H32 aluminum rectangular tube provides outstanding strength and corrosion resistance, widely used in construction, vehicles, mechanical structures, and industrial equipment. The size range for rectangular tubes is flexible, offering small to large sizes for different engineering requirements. Like other shapes of aluminum tubes, 5052 H32 aluminum rectangular tube can be supplied in seamless or welded construction. Its processing and forming ability makes it widely applicable in various fields. |
5052 H32 Aluminum Tube Alloy Composition
Series: 5xxx series, indicating magnesium as the primary alloy element.
Typical composition:
- Magnesium (Mg): 2.2–2.8% (enhances strength and corrosion resistance).
- Chromium (Cr): 0.15–0.35% (improves grain structure and stress corrosion resistance).
- Aluminum (Al): balance.
5052 H32 Aluminum Tube Core Characteristics
- Corrosion Resistance: Performs excellently in atmospheric, seawater, and saline environments, suitable for ships and marine engineering.
- Processing Properties: Good cold working ability (such as bending, stamping), excellent weldability (supports fusion welding, resistance welding).
- Strength and Ductility Balance: Medium strength (higher than 1xxx/3xxx series, but lower than 6xxx/7xxx heat-treated alloys), with fatigue resistance, suitable for dynamic load scenarios.
- State Characteristics: H32 indicates strain hardening + stabilization treatment, offering a balance of formability and moderate strength.
- Good weldability and formability.
State Name (H32):
H: Represents strain hardening (cold working).
32:
3: Strain hardening + stabilization (partial annealing, slightly softens the material and stabilizes its properties).
2: Hardness (specific to the alloy; H32 is a common medium-strength temper).
5052 H32 Aluminum Tube Mechanical Properties
- Tensile Strength: Approximately 33, 000 psi (228 MPa)
- Yield Strength: Approximately 28, 000 psi (193 MPa)
- Elongation: At least 12% within 2 inches
- Hardness: Brinell Hardness 60
5052 H32 Aluminum Tube Applications
5052 H32 Aluminum Tube Applications in the Marine Field
- Ships: Ship components, docks, and offshore structures.
- Ship and Marine Engineering: Used for hull structures, deck components, etc., with excellent seawater corrosion resistance.
- Ships: Hulls, fuel tanks, and seawater pipelines.
Other Applications of 5052 H32 Aluminum Tube
- Transportation: Aircraft fuel tanks, automotive fuel lines/body panels, structural components, truck bodies, trailer parts, and railway transport structural components, balancing lightweight and strength needs.
- Industrial Manufacturing: Pressure vessels, instrument brackets, electronic device enclosures, chemical tanks, handrails, HVAC systems, and structural frames.
- Building and Decoration: Curtain wall panels, roofing panels, curtain wall frames, roofing materials, and interior decorations. The surface can be polished, brushed, etc., to enhance aesthetics.
- Special Uses: Thin-walled oxidation tubes (such as refrigeration system tubing).
- Automotive and Aerospace: Fuel lines, fuel tanks, and structural components.
- Food Processing: Equipment and storage containers.
- General Manufacturing: Frames, supports, and brackets.
5052 H32 Aluminum Tube Advantages
- Superior corrosion resistance compared to many other alloys.
- Easy to weld (TIG/MIG) and process (bending, forming).
- Lighter than steel, with strength sufficient to withstand moderate loads.
5052 H32 Aluminum Tube Limitations
- Lower strength compared to heat-treatable alloys (e.g., 6061-T6).
- Not suitable for high-stress structural applications.
Comparison of 5052 Aluminum with Other Alloys
- 5052 vs 6061: 5052 offers better corrosion resistance and formability; 6061-T6 has higher strength but poorer corrosion resistance.
- 5052 vs 5083: 5083 has a higher magnesium content and offers greater strength in shipbuilding applications.
5052 H32 Aluminum Tube Manufacturing Process
- Forming: Tube extrusion or drawing.
- Strain Hardening: Cold working (e.g., rolling, drawing) enhances strength.
- Stabilization: Low-temperature heat treatment to eliminate residual stresses and prevent aging softening.
5052 H32 Aluminum Tube Processing and Treatment
- Annealing Process: Recommended annealing temperature 345°C to improve ductility.
- Custom Specifications: Supports customization of tube thicknesses from 0.2 to 150mm, and diameters up to 150mm.
- Surface Treatment: Can be directly polished or anodized/painted.
5052 H32 aluminum tube is ideal for environments requiring corrosion resistance, medium strength, and ease of manufacture. Its balanced properties make it a versatile choice for use in ships, automobiles, and general industrial applications.
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