5052 H111 Aluminum Alloy Coils: Versatile, Ductile & Corrosion-Resistant Solution
Our 5052 H111 aluminum alloy coils stand out as a versatile workhorse in the aluminum industry, leveraging the inherent advantages of 5052 aluminum-magnesium alloy paired with the H111 temper's exceptional ductility. As a non-heat-treatable alloy, 5052 achieves H111 temper through stable annealing, resulting in a material that balances moderate strength with outstanding formability-making it ideal for complex fabrication processes. Renowned for its superior corrosion resistance, especially against seawater and harsh environments, this alloy is trusted by manufacturers across automotive, marine, architectural, and industrial sectors worldwide. Compliant with strict international standards (ASTM B209, EN 485-2, GB/T 3880), our 5052 H111 aluminum alloy coils deliver consistent quality for both standard and custom production needs. Below, we break down the core properties, technical specifications, key applications, and processing insights to help you fully harness the potential of this reliable aluminum solution.
Crafted from high-purity 5052 aluminum ingots, our coils undergo a refined production process to ensure alloy uniformity, temper stability, and surface quality. We start with advanced melting and alloying techniques to achieve the optimal magnesium content (2.2-2.8%)-the key to the alloy's corrosion resistance and ductility. Next, precise annealing and controlled cooling form the H111 temper, which eliminates residual stresses and enhances the material's ductility without compromising structural integrity. Each coil is subjected to rigorous quality checks: laser-guided thickness measurement (tolerance as low as ±0.02mm), surface defect inspection (to ensure smooth, burr-free surfaces), and mechanical property testing. The result is a 5052 H111 aluminum alloy coil with consistent performance, excellent formability, and reliable corrosion resistance-ready to integrate seamlessly into your fabrication workflow.
Core Properties of 5052 H111 Aluminum Alloy Coils
5052 H111 aluminum alloy coils are celebrated for their unique combination of ductility, corrosion resistance, and moderate strength-properties that make them adaptable to a wide range of applications. The 5052 alloy's magnesium addition and H111 temper's annealed state work in harmony to deliver a material that's easy to process while maintaining durability. Here are the key characteristics that set it apart:
1. Exceptional Ductility & Formability (H111 Temper Advantage)
The H111 temper (annealed, stable) is the defining feature of this product, offering outstanding ductility (elongation ≥25%) and formability. Unlike harder tempers, 5052 H111 can be easily bent, deep drawn, stamped, rolled, and welded without cracking or tearing-even into complex shapes with tight radii (minimum bend radius: 1x material thickness). This makes it perfect for applications requiring intricate fabrication, such as custom automotive parts and decorative architectural components.
2. Superior Corrosion Resistance
5052 alloy's magnesium content (2.2-2.8%) endows it with inherent corrosion resistance, far outperforming pure aluminum and many other aluminum alloys. It exhibits excellent resistance to stress corrosion cracking, seawater erosion, and chemical attack from mild acids and alkalis. This makes 5052 H111 aluminum alloy coils ideal for outdoor, marine, and humid environments where longevity and reliability are critical-no additional protective coatings are required for most applications.
3. Balanced Moderate Strength
While prioritizing ductility, 5052 H111 still offers balanced moderate strength (tensile strength: 110-150 MPa; yield strength: 50-90 MPa). This strength is sufficient for a wide range of non-load-bearing and light-load-bearing applications, such as automotive interior trim, marine panels, and decorative components. The material maintains its structural stability under normal operating conditions, ensuring end products are durable without being overly rigid.
4. Excellent Weldability & Machinability
5052 H111 aluminum alloy is highly weldable using standard welding methods (MIG, TIG, resistance welding) with minimal risk of cracking. The annealed temper ensures uniform heat distribution during welding, resulting in strong, reliable joints. It also offers good machinability, with smooth cutting and forming operations using standard aluminum processing equipment-reducing production time and costs.
5. Lightweight & Cost-Effective
With a density of 2.68 g/cm³, 5052 H111 aluminum is lightweight, making it ideal for applications where weight reduction is a priority (e.g., automotive, aerospace auxiliary components). As a widely available alloy, it offers a cost-effective solution compared to high-strength or specialty aluminum alloys, without sacrificing key performance attributes like corrosion resistance and formability.
6. Eco-Friendly & Recyclable
5052 aluminum is 100% recyclable with minimal loss of quality, aligning with global sustainability goals. The production process of our 5052 H111 coils adheres to strict environmental standards, reducing carbon emissions and energy consumption. For businesses focused on eco-friendly practices, this alloy is a responsible choice that supports circular economy initiatives.
Technical Specifications of 5052 H111 Aluminum Alloy Coils
Our 5052 H111 aluminum alloy coils are tailored to meet diverse application requirements while complying with international standards. Below are the detailed technical parameters:
1. Alloy Composition
Aluminum (Al): ≥ 95.8%
Magnesium (Mg): 2.2-2.8%
Chromium (Cr): 0.15-0.35%
Silicon (Si): ≤ 0.25%
Iron (Fe): ≤ 0.40%
Copper (Cu): ≤ 0.10%
Zinc (Zn): ≤ 0.10%
Other impurities: ≤ 0.15% (total)
2. Mechanical Properties (H111 Temper)
Tensile strength: 110-150 MPa
Yield strength: 50-90 MPa
Elongation (50mm): ≥ 25%
Hardness (HV): 35-45
Thermal conductivity: 138 W/(m·K)
Electrical conductivity: 35% IACS
Density: 2.68 g/cm³
3. Surface & Processing Specifications
Surface finish: Mill finish (smooth, uniform); Custom finishes (brushed, polished, anodized) available upon request
Surface roughness (Ra): ≤ 0.8 μm (mill finish)
Formability: Excellent for deep drawing, stamping, bending, rolling, and spinning
Weldability: Weldable via MIG, TIG, resistance welding; Recommended filler metal: ER5356
4. Dimensional Specifications
Thickness range: 0.15 mm - 6.0 mm (common specs: 0.15-0.5 mm for packaging/electronics, 0.5-2.0 mm for automotive/architectural, 2.0-6.0 mm for industrial/marine components)
Thickness tolerance: ±0.02 mm (for 0.15-1.0 mm), ±0.05 mm (for 1.0-3.0 mm), ±0.1 mm (for 3.0-6.0 mm)
Width range: 800 mm - 2500 mm (custom widths available to minimize slitting waste; precise slitting ensures clean, burr-free edges)
Coil weight: 300 kg - 5000 kg (custom weights for easy handling; tight winding prevents deformation during storage/transport)
Inner diameter: 508 mm or 610 mm (standard sizes for industrial processing equipment)
5. Standards & Certifications
Compliance Standards: ASTM B209 (USA), EN 485-2 (Europe), GB/T 3880 (China), FDA 21 CFR 175.300 (food contact compliant for specific applications)
Certifications: ISO 9001 (Quality Management System), ISO 14001 (Environmental Management System); Detailed Material Test Reports (MTR) available for each coil, including chemical composition, mechanical properties, and surface quality inspection results
Key Applications of 5052 H111 Aluminum Alloy Coils
The exceptional ductility, corrosion resistance, and balanced strength of 5052 H111 aluminum alloy coils make them suitable for a diverse range of applications across multiple industries. Below are the most common use cases, aligned with the product's unique advantages:
1. Automotive Industry
Automotive interior trim (dashboard panels, door panels, seat covers), exterior non-structural parts (wheel well liners, fuel tank covers), and heat shields. The lightweight property reduces vehicle weight and improves fuel efficiency, while the excellent formability allows for complex shapes that match automotive design requirements. The corrosion resistance ensures durability in various driving environments.
2. Marine & Coastal Applications
Marine interior panels, boat hull components, deck covers, and coastal landscape decorative parts. The alloy's superior seawater corrosion resistance makes it ideal for these applications, as it withstands salt spray and humid marine environments without rusting or degrading. The ductility also allows for forming into curved hull shapes.
3. Architectural & Decorative Applications
Interior decorative panels, ceiling tiles, wall claddings, and furniture components. The excellent formability enables the creation of custom designs (curved surfaces, intricate patterns), while the natural corrosion resistance eliminates the need for additional coatings. Custom finishes (brushed, anodized) further enhance its aesthetic appeal for high-end architectural projects.
4. Packaging & Consumer Goods
Food packaging (aluminum foil containers, beverage can ends), cosmetic packaging (tube containers, bottle caps), and household appliances (refrigerator door liners, washing machine panels). The non-toxic, eco-friendly properties meet food safety standards, and the ductility allows for easy forming into various packaging shapes. The corrosion resistance ensures packaged goods remain uncontaminated.
5. Industrial & Manufacturing
Industrial ductwork, chemical storage tank liners, heat exchanger fins, and conveyor belt components. The corrosion resistance makes it suitable for industrial environments with mild chemicals or humidity, while the ductility and weldability simplify fabrication of large or complex industrial parts. The moderate strength ensures structural stability for light-load-bearing industrial components.
6. Electronics & Electrical Applications
Electronic device casings (audio equipment, power tools), battery housings, and wiring harness components. The lightweight property is ideal for portable electronics, and the good electrical conductivity (35% IACS) makes it suitable for low-current electrical components. The ductility allows for precise forming of small, intricate electronic parts.
Processing & Fabrication Tips for 5052 H111 Aluminum Alloy Coils
5052 H111 aluminum alloy coils are easy to process, but proper techniques are critical to maximize its formability and maintain material properties. Below are practical tips tailored to common fabrication scenarios:
1. Coil Handling & Storage
Handle coils with soft slings or rubber-coated hooks to avoid surface scratches. For thin gauges (≤0.5mm), use extra care to prevent deformation, as the H111 temper's ductility makes it more prone to bending if mishandled.
Store coils in a clean, dry, temperature-controlled warehouse (15-25°C, relative humidity ≤ 60%) away from moisture, dust, and corrosive substances. Wrap coils in moisture-resistant film for long-term storage to prevent oxidation. Keep coils vertically on dedicated racks to avoid warping, and avoid stacking to prevent surface abrasion.
2. Cutting & Slitting
Use precision cutting equipment with sharp carbide blades to ensure clean, burr-free edges. Dull blades can cause rough edges or tearing, especially for thin gauges. For slitting, adjust the equipment to apply minimal pressure to avoid distorting the material. Keep the cutting/slitting equipment clean and free of debris to prevent surface scratches.
After cutting, deburr edges gently with a soft abrasive pad to remove any sharp edges. For thin gauges, avoid excessive deburring to prevent material damage.
3. Forming & Bending
Take advantage of the excellent formability: the minimum bend radius is 1x material thickness (e.g., 1mm radius for 1mm thick coil). For deep drawing or stamping, use dies with smooth surfaces to prevent scratches. Apply uniform pressure during forming to avoid localized thinning or tearing of the material.
Avoid overworking the material during forming, as this can increase hardness and reduce ductility. If additional forming is required, anneal the material at 345-400°C for 1-2 hours (followed by air cooling) to restore ductility.
4. Welding & Joining
Use MIG or TIG welding with ER5356 filler metal to ensure strong, corrosion-resistant joints. Keep welding heat low to avoid excessive grain growth, which can reduce ductility. Clean the welding area thoroughly before welding to remove oil, dirt, or oxide layers-this ensures better weld penetration and prevents porosity.
For mechanical joining, use aluminum or stainless steel fasteners to avoid galvanic corrosion. Pre-drill holes with sharp bits at moderate speed to prevent material tearing (especially for thin gauges). Use washers under fasteners to distribute pressure and avoid surface damage.
5. Post-Fabrication Care
Clean fabricated parts with a mild detergent and soft cloth to remove dust and debris. Avoid harsh abrasives or chemical cleaners (e.g., bleach, ammonia), as these can damage the material surface.
If surface finishes (anodizing, painting) are required, pre-treat the surface with chemical etching or sandblasting to ensure good adhesion. For anodization, 5052 H111 responds well to sulfuric acid anodizing, producing a uniform, corrosion-resistant oxide layer.
Our Quality Assurance & Customization Services
We understand that consistent quality and tailored solutions are critical for your production. That's why our 5052 H111 aluminum alloy coils are backed by strict quality control processes and personalized customization services to meet your unique needs:
Strict Quality Control: Every coil undergoes multi-stage inspections, including raw material alloy composition testing (optical emission spectrometry), mechanical property testing (tensile testing), surface quality checks (automated vision systems), and dimensional accuracy verification. We reject any coil that fails to meet our standards for alloy uniformity, surface quality, or mechanical performance.
Full Traceability: Each coil is assigned a unique batch number, allowing full traceability from raw material to finished product. We provide detailed MTR reports with every shipment, so you can verify quality and specifications with confidence.
Tailored Customization: We offer custom dimensional specifications (thickness: 0.15-6.0mm, width: 800-2500mm), surface finishes (brushed, polished, anodized), and coil weights. Our engineering team can recommend the ideal parameters based on your application's environment, performance requirements, and fabrication processes.
Technical & Logistics Support: Our team of aluminum alloy experts provides personalized guidance on processing, forming, welding, and post-fabrication care for 5052 H111 aluminum alloy coils. We offer free technical samples for testing, so you can verify performance before placing large orders. We use specialized packaging (protective film, anti-scratch liners, wooden crates) to ensure coils arrive in perfect condition and offer global shipping with on-time delivery guarantees.
