What is 5754 Aluminum Alloy?
5754 aluminum alloy is a quintessential representative of the 5xxx series (Al-Mg series), with magnesium as its primary alloying element. Commonly known as "rust-proof aluminum, " it is a premium marine-grade aluminum.
Bridging the performance gap between 5052 and 5083, 5754 serves as a highly versatile structural alloy that perfectly balances strength, formability, and excellent corrosion resistance.
5754 Aluminum Product Specifications
Equipped with advanced hot and cold rolling production lines, Worthwill manufactures 5754 aluminum sheets, plates, coils, and strips. To meet the demands of large shipbuilding and special vehicle manufacturing, Worthwill offers custom-rolled extra-wide plates (>2650 mm).
Worthwill strictly prohibits fatal defects such as cracks and corrosion in all 5754 products. Minor surface imperfections are strictly controlled: depth must be ≤8% of the wall thickness (max 0.5 mm), and the total affected area must not exceed 5%.
5754 Aluminum Plate
Aluminum plates generally refer to rolled products with a thickness of over 6 mm. They are primarily used in structural components, molds, pressure vessels, and other applications requiring substantial thickness and high strength.
Worthwill 5754 Aluminum Plate Specifications:
| Parameter | Range |
|---|---|
| Thickness | 6 mm – 600 mm |
| Width | 600 mm – 2650 mm |
| Length | 1000 mm – 16000 mm |
| Common Tempers | O, H111, H112, H22, H24 |
Super Format plates available up to 6020 mm × 2520 mm for specialized engineering projects.
5754 Aluminum Sheet
Aluminum sheets refer to rolled products with a thickness ranging from 0.15 mm to 6 mm. As the most common product form of 5754, sheets are widely used in automotive bodies, architectural facades, and marine interiors.
Worthwill 5754 Aluminum Sheet Specifications:
| Parameter | Range |
|---|---|
| Thickness | 0.15 mm – 6 mm |
| Width | 600 mm – 2650 mm |
| Length | 500 mm – 16000 mm |
| Common Tempers | O, H111, H114, H22, H24, H26 |
Mechanical properties may vary slightly depending on the thickness range (per EN 485-2). Please refer to the MTC for exact data.
5754 Aluminum Coil
Aluminum coils are continuous rolled products, ideal for automated stamping, roll forming, and continuous mass production. They are the preferred format for large-scale industrial users such as automotive and tank manufacturers.
Worthwill 5754 Aluminum Coil Specifications:
| Parameter | Range |
|---|---|
| Thickness | 0.15 mm – 6 mm |
| Width | 100 mm – 2200 mm |
| Inner Diameter (ID) | Standard 508 mm (20 inches) |
| Max Outer Diameter (OD) | ≤ 1800 mm (Approx. 70 inches) |
| Coil Weight | Customizable per client request |
| Common Tempers | O, H111, H22, H24 |
Coils are coated with protective oil before leaving the factory. If you require a "dry finish" (oil-free) delivery, please specify in your order.
5754 Aluminum Strip
Aluminum strips are narrower products produced by slitting aluminum coils. With widths typically between 20 mm and 600 mm, they are mainly used in applications requiring precise width control, such as pipe jacketing, electrical components, and automotive weatherstripping.
Worthwill 5754 Aluminum Strip Specifications:
| Parameter | Range |
|---|---|
| Thickness | 0.2 mm – 4 mm |
| Width | 20 mm – 600 mm |
| Width Tolerance | ±0.1 mm (Standard) |
| Common Tempers | O, H111, H22, H24 |
Surface Treatments
- Anodizing
- Color Coating
- Polishing
- Embossed (1-bar, 2-bar, 5-bar, diamond tread patterns)
Standard Designations & Equivalents
International Grade Comparison Table:
| Country / Standard System | Equivalent Grade |
|---|---|
| USA (AA / UNS) | 5754 / A95754 |
| Europe (EN) | EN AW-5754 / AlMg3 |
| China (GB) | 5754 |
| Germany (DIN) | 3.3535 |
| France (AFNOR) | A-G3M |
Worthwill's 5754 aluminum products fully comply with mainstream international standards, including ASTM B209, EN 485-2, EN 573-3, EN 754-2, ISO 6361, and GB/T 3880. Mill Test Certificates (MTC/MTR) are provided accordingly.
Chemical Composition of 5754
| Element | Al | Mg | Mn | Si | Fe | Cr | Zn | Ti | Cu |
|---|---|---|---|---|---|---|---|---|---|
| Content (wt%) | Rem. | 2.6–3.6 | ≤0.50 | ≤0.40 | ≤0.40 | ≤0.30 | ≤0.20 | ≤0.15 | ≤0.10 |
Note: Mn + Cr ≥ 0.10%. Others (each) ≤0.05%; Others (total) ≤0.15%.
5754 relies on high Magnesium for strength and corrosion resistance, low Copper to prevent corrosion degradation, and trace amounts of Manganese and Chromium to enhance weldability and processing performance.
Physical Properties of 5754
| Property | Value |
|---|---|
| Density | 2.66 – 2.67 g/cm³ |
| Solidus Temperature | 600°C |
| Liquidus Temperature | 650°C |
| Modulus of Elasticity (Young's) | 68 – 70.5 GPa |
| Shear Modulus | 26 GPa |
| Poisson's Ratio | 0.33 |
| Thermal Conductivity | 130 – 160 W/m·K |
| Coefficient of Thermal Expansion | 23.7 – 24 µm/m·K |
| Specific Heat Capacity | 900 J/kg·K |
| Electrical Conductivity | 33 – 34% IACS |
| Electrical Resistivity | 0.051 Ω·mm²/m |
| Max Operating Temp (Mechanical) | 190°C |
With a density roughly one-third that of steel, 5754 allows for massive weight reductions while maintaining structural integrity. Its excellent thermal conductivity also makes it highly advantageous for heat exchange and dissipation applications.
Mechanical Properties of 5754
5754 is a non-heat-treatable alloy; its mechanical properties are adjusted via cold working (strain hardening) and annealing. Engineers can choose from various temper states to find the perfect balance of strength and ductility for their specific application.
Common Tempers: O, H111, H112, H12, H14, H16, H18, H22, H24, H26, H28, H32, H34, H36, H38.
| Temper | Process Type | UTS (MPa) | Rp0.2 (MPa) | Elongation (%) | HBW |
|---|---|---|---|---|---|
| O | Fully Annealed | 190–240 | 80 | ≥12–19 | 52 |
| H111 | Slightly Strain-Hardened | 190–240 | 80 | ≥14–18 | 52 |
| H12 | 1/4 Hard (Cold Worked) | 240 | 190 | 5.5 | 66 |
| H14 | 1/2 Hard (Cold Worked) | 260 | 210 | 4.0 | 72 |
| H16 | 3/4 Hard (Cold Worked) | 280 | 250 | 2.4 | 80 |
| H18 | Full Hard (Cold Worked) | 320 | 280 | 2.0 | 88 |
| H22 | 1/4 Hard (Hardened + Annealed) | 220–270 | ≥130 | ≥7–10 | 63 |
| H24 | 1/2 Hard (Hardened + Annealed) | 240–280 | ≥160 | ≥6 | 70 |
| H26 | 3/4 Hard (Hardened + Annealed) | 265–305 | ≥190 | ≥4 | 78 |
| H28 | Full Hard (Hardened + Annealed) | 330 | 260 | 3.4 | 87 |
| H32 | 1/4 Hard (Stabilized) | 240 | 150 | 8.4 | 63 |
| H34 | 1/2 Hard (Stabilized) | 260 | 190 | 7.8 | 70 |
| H36 | 3/4 Hard (Stabilized) | 290 | 220 | 4.7 | 78 |
| H38 | Full Hard (Stabilized) | 320 | 270 | 3.9 | 87 |
Selection Guide
O / H111 — Ideal for high ductility and formability. H1x — For maximum strength. H2x — The go-to for a balance of strength and toughness in structural parts. H3x — Best for applications requiring strict dimensional stability.
Key Performance Advantages
- Marine-Grade Corrosion Resistance: The natural oxide film has self-healing properties, offering long-term resistance to seawater and salt spray without the need for additional surface coatings.
- Exceptional Weldability: Highly compatible with MIG/TIG welding. The Heat-Affected Zone (HAZ) does not soften significantly, ensuring stable joint strength.
- Superb Formability: The O-temper allows for a minimum bend radius of 0t, effortlessly handling complex bending and deep drawing.
- High Fatigue Resistance: With mid-range strength (190–330 MPa), it offers superior fatigue resistance, ideal for environments with high-frequency vibrations.
- Flawless Anodizing: Supports custom EQ (Eloxal Quality) grades, yielding uniform color and finish, perfect for high-end architectural facades.
- Ultimate Lightweighting: At 1/3 the density of steel, replacing steel with 5754 can reduce component weight by 30% to 50%.
Machining and Processing Guidelines
As a non-heat-treatable alloy, 5754 relies on cold working for strengthening, which translates to lower costs, faster delivery, and no post-weld softening.
Annealing Protocols
- Soft Annealing (350°C–410°C): Eliminates strain hardening, restoring the alloy to the highly ductile O-temper (ideal for deep drawing).
- Stress-Relief Annealing (250°C–300°C for 1–2 h): Removes internal residual stresses to prevent warping and deformation in finished parts.
Stamping and Bending
- Temper Selection: Use O / H111 for deep drawing or tight bends; use H22 / H24 for structural components.
- Bend Radius: 0.5t–1.0t is recommended for O-temper; H22/H24 require a larger radius of 1.5t–2.5t to prevent outer-radius cracking.
- Warm Forming for Springback Control: For complex, high-precision stamped parts, preheating to 100°C–150°C can significantly reduce springback.
Welding, Cutting, and Machining
- Welding: Compatible with MIG/TIG. ER5356 filler wire is recommended (ensure the surface oxide layer is brushed off before welding).
- Laser Cutting: Highly suitable for fiber laser cutting, yielding clean, burr-free edges.
- Machining: Harder tempers (H22 and above) offer better chip-breaking capabilities and are less prone to sticking to the cutting tool, resulting in higher machining efficiency than soft tempers.
Surface Treatments
- Anodizing: Provides a uniform finish; EQ (Eloxal Quality) grade is recommended for high-end appearance parts.
- Coating & Painting: Exhibits excellent adhesion with electrophoretic paints, powder coatings, and PVDF (fluorocarbon) coatings, ensuring no peeling in long-term outdoor use.
Application Areas
Automotive Manufacturing (Core Lightweighting)
- Typical Parts: Body-in-white structural components (doors, crash beams), chassis suspensions, EV battery enclosures, onboard fluid tanks (fuel/urea tanks).
- Core Advantage: Achieves ultimate weight reduction while maintaining exceptional crash safety and fatigue resistance.
Marine and Offshore Engineering (Marine-Grade Protection)
- Typical Parts: Ship hull plating, decks, superstructures, yacht hulls, and offshore platforms.
- Core Advantage: Outstanding resistance to seawater and salt spray corrosion, capable of long-term service without protective coatings.
Rail Transit (Vibration and Fatigue Resistant)
- Typical Parts: High-speed rail and subway car bodies (side walls, roofs, floors), interior panels, and railway sound barriers.
- Core Advantage: Endures high-speed alternating loads, and its excellent weldability significantly boosts vehicle assembly efficiency.
Tankers and Pressure Vessels (High Sealing & Corrosion Resistance)
- Typical Parts: Chemical/food liquid transport tankers, industrial welded pressure vessels, LPG tanks.
- Core Advantage: Delivers dense, zero-leakage welds and long-term resistance to various chemical media.
Architecture and Decoration (Aesthetics & Weather Resistance)
- Typical Parts: Architectural curtain walls (facades), roofing systems, high-end decorative panels.
- Core Advantage: Yields stunning results with anodizing or PVDF coating, resisting UV rays and fading in outdoor environments (EQ grade available).
Food, Medical & Industrial Tread Plates (Safety & Hygiene)
- Typical Parts: Food processing equipment, beverage cans, medical components, and industrial/marine anti-slip tread plates (usually H111/H114).
- Core Advantage: Meets food-grade safety standards for high cleanliness; tread plates offer higher strength and better wear resistance than 5052.
Other Specialized Applications
- Typical Parts: High-end rivets, semiconductor manufacturing fixtures, commercial fishing equipment, etc.
- Core Advantage: Satisfies strict demands for cleanliness, formability, and comprehensive performance in harsh environments.
Why Choose 5754 Aluminum Alloy? (Alloy Comparisons)
Comprehensive Aluminum Alloy Comparison Table:
| Performance Metric | 5754 | 5052 | 5083 | 6061-T6 | Pure Al (1xxx) |
|---|---|---|---|---|---|
| Tensile Strength (MPa) | 190–330 | 190–290 | 275–350 | 310 | 70–110 |
| Yield Strength (MPa) | 80–280 | 90–260 | 125–285 | 275 | 15–35 |
| Elongation (%) | 2–19 | 2–18 | 10–16 | 12–17 | 15–25 |
| Density (g/cm³) | 2.66 | 2.68 | 2.66 | 2.70 | 2.70 |
| Marine Corrosion Resistance | Excellent | Excellent | Excellent | Good | Good |
| Weldability | Excellent | Excellent | Excellent | High Strength Loss | Excellent |
| Heat Treatable | No | No | No | Yes (T6) | No |
| Formability | Good | Good | Fair | Good | Excellent |
- 5754 vs. 5052: Both offer similar performance, but 5754 has slightly higher strength. As a European standard grade (EN AW-5754), it is more widely recognized in European export projects and the global automotive sector.
- 5754 vs. 5083: 5083 has a higher magnesium content and greater strength (used for heavy-duty shipbuilding), but 5754 is easier to form, more cost-effective, and immune to stress corrosion cracking, making it the best value choice for medium-strength general applications.
- 5754 vs. 6061-T6: 6061 has higher absolute strength, but 5754 wins in weldability and corrosion resistance. 5754 maintains joint strength without post-weld heat treatment and boasts superior natural rust prevention.
5754-O / H111 Ready-to-Ship Inventory Sizes
Below is Worthwill's standard in-stock inventory for 5754 (compliant with ASTM B209):
| Thickness (mm / in) | Width (mm / in) | Length (mm) |
|---|---|---|
| 0.8 mm / 0.03" | 1200 mm / 47.2" | Custom / Coil |
| 1.0 mm / 0.04" | 2000 mm / 78.7" | Custom / Coil |
| 1.2 mm / 0.05" | 2400 mm / 94.5" | Custom / Coil |
| 1.5 mm / 0.06" | 1200 mm / 47.2" | Custom / Coil |
| 2.0 mm / 0.08" | 2400 mm / 94.5" | Custom / Coil |
| 2.5 mm / 0.10" | 2000 mm / 78.7" | 5000 mm / 196.9" |
| 3.0 mm / 0.125" | 2000 mm / 78.7" | 10000 mm / 393.7" |
| 4.0 mm / 0.16" | 2000 mm / 78.7" | Custom / Plate |
| 5.0 mm / 0.20" | 2600 mm / 102.4" | Custom / Plate |
| 6.0 mm / 0.25" | 2000 mm / 78.7" | Custom / Plate |
| 8.0 mm / 0.31" | 2600 mm / 102.4" | 6000 mm / 236.2" |
| 10.0 mm / 0.39" | 2600 mm / 102.4" | Custom / Plate |
| 12.0 mm / 0.47" | Custom Width | Custom / Plate |
| 14.0 mm / 0.55" | Custom Width | 6000 mm / 236.2" |
| 16.0 mm / 0.625" | 2600 mm / 102.4" | 6000 mm / 236.2" |
| 20.0 mm / 0.79" | Custom Width | Custom / Plate |
| 25.0 mm / 0.98" | Custom Width | 6000 mm / 236.2" |
| 30.0 mm / 1.18" | Custom Width | 6000 mm / 236.2" |
| 40.0 mm / 1.57" | Custom Width | Custom / Heavy Plate |
Worthwill Custom 5754 Products
To meet the specific performance metrics of various industrial sectors, Worthwill has launched specialized 5754 product lines:
5754 Anti-Slip Tread Plate
- Common Tempers: H32 / H34
- Thickness Range: 2.0 – 10.0 mm
- Highlights: Available in 5-bar or stucco/diamond patterns with a raised pattern height of 0.5–1.2 mm. Provides supreme wear resistance and impact strength, purpose-built for marine decks, factory catwalks, and truck flooring.
5754 Auto Body Sheet
- Common Temper: O (Fully Annealed)
- Thickness Range: 0.3 – 3.5 mm
- Highlights & Certification: Directionally optimized for deep drawing without cracking during severe forming. Fully IATF 16949 certified, perfectly suited for stamping inner door panels and complex body-in-white structures.
5754 Oil Tanker Sheet
- Common Temper: H111
- Thickness Range: 3.0 – 12.0 mm
- Highlights & Certification: Fully compliant with the EN 14286 standard for transportable tanks. Offers exceptional weld sealing. Mirror polish finish (Surface Roughness Ra ≤ 0.3 μm) is available upon request.
5754 Battery Enclosure Sheet
- Common Temper: H18 (Full Hard)
- Thickness Range: 0.2 – 3.0 mm
- Highlights & Certification: Boasts a tensile strength of ≥ 290 MPa. Specifically designed for EV battery top covers and explosion-proof casings, offering a blend of high rigidity, dent resistance, and lightweight safety protection.
5754 Curtain Wall Panel
- Common Temper: H24
- Thickness Range: 1.5 – 6.0 mm
- Highlights & Certification: Offers exceptional flatness. Perfectly suited for hard anodizing and PVDF color coating. Highly weather-resistant, capable of withstanding UV radiation and acid rain for decades.
Packaging and Shipping
Worthwill implements stringent export packaging standards to ensure zero corrosion and zero scratching during cross-border transit and ocean freight:
- Packaging Material: ISPM-15 compliant fumigated wooden pallets. Single pallet weight is limited to ≤2 tons, supporting up to 3 layers of safe stacking.
- Multi-Layer Protection: Surface covered with PE protective film, anti-scratch interlacing paper between sheets, and wrapped entirely in VCI (Volatile Corrosion Inhibitor) paper/film.
- Structural Reinforcement: Edges are protected by steel edge guards capable of withstanding 50G impacts, firmly secured with high-tensile steel strapping.
- Container Loading: Loaded into clean, dry 20ft or 40ft GP standard containers. Mixed loading with volatile chemicals or moisture sources is strictly prohibited.
- Trade Terms & Lead Time: We support FOB, CIF, DDP, and other international trade terms. In-stock items can be shipped within as little as 7 days.
5754 Aluminum Pricing
Transparent Pricing Formula
Worthwill utilizes an internationally recognized pricing formula to eliminate middleman markups, ensuring competitive factory-direct prices:
FOB Export Price = SMM A00 Aluminum Ingot Base Price + Processing Fee
We support multi-currency settlements (USD, EUR, CNY). Prices are updated in real-time based on open-market aluminum ingot trends.
Frequently Asked Questions (FAQ)
- Q1: What is the strongest temper for 5754 aluminum alloy?
- H28 is the highest strength achievable through a combination of strain hardening and partial annealing (UTS up to 330 MPa). H18 is the highest strength achievable through pure strain hardening (UTS around 320 MPa). Both offer very similar peak strengths.
- Q2: Which filler wire should be used for welding 5754 aluminum?
- We recommend ER5356 or ER5554 filler wire. Both have a magnesium content similar to the 5754 base metal, which effectively maintains the corrosion resistance of the weld zone and prevents the weld from acting as a sacrificial anode.
- Q3: Is 5754 aluminum suitable for marine environments?
- Yes, highly suitable. 5754 possesses exceptional resistance to seawater corrosion. The surface oxide layer self-heals in salt-spray environments, allowing it to serve long-term without protective coatings. It is a standard material for marine structures and offshore facilities.
- Q4: Can 5754 aluminum be used in food-contact applications?
- Yes. 5754 aluminum fully complies with the DIN EN 602 standard for aluminum in the food industry. It is safe for use in food processing equipment, food storage/transport containers, and beverage packaging.
- Q5: Can Worthwill provide custom dimensions for 5754 aluminum products?
- Absolutely. Worthwill can customize the thickness, width, length, temper, and surface treatment of 5754 sheets, coils, and strips according to your specific requirements. We also provide Mill Test Certificates (MTC) compliant with ASTM, EN, and other international standards.
Conclusion
5754 aluminum alloy (EN AW-5754 / AlMg3) holds a unique and vital position in the market due to its perfectly balanced properties.
By offering a flawless combination of medium strength (up to 330 MPa), superior corrosion resistance, excellent weldability, and great formability, it successfully bridges the performance gap between the economical 5052 alloy and the heavy-duty 5083 alloy. Whether utilized in automotive lightweighting, shipbuilding, rail transit, or architectural curtain walls, 5754 aluminum delivers stable, reliable, and cost-effective performance.
