5754 — Aluminium Grade Specification, Properties & Equivalents
Alloy 5754, a prominent member of the 5xxx series aluminum alloys, is highly valued in India for its excellent corrosion resistance, particularly in marine environments, and its respectable mechanical properties. Characterized by its main alloying element, magnesium, 5754 exhibit
Alloy 5754, a prominent member of the 5xxx series aluminum alloys, is highly valued in India for its excellent corrosion resistance, particularly in marine environments, and its respectable mechanical properties. Characterized by its main alloying element, magnesium, 5754 exhibits superior resistance to saltwater corrosion and general atmospheric corrosion. Indian manufacturers and fabricators often select 5754 for applications demanding durability and a good surface finish, such as automotive body panels, marine structures, and architectural components. Its good formability and weldability further enhance its appeal in specialized sectors like shipbuilding and the construction of food processing equipment. The demand for 5754 in India is driven by industries that require materials capable of withstanding harsh conditions without significant degradation. This alloy plays a crucial role in infrastructure projects and consumer goods where longevity and aesthetic appeal are paramount. Procurement managers and QC engineers in India rely on 5754 for its consistent performance and compliance with international standards, ensuring the integrity and reliability of final products. The alloy
Chemical Composition of 5754
Chemical Composition of Aluminum 5754
| Element | Weight % |
| Al | Balance |
| Mg | 2.6 - 3.6 |
| Si | ≤ 0.4 |
| Fe | ≤ 0.5 |
| Cu | ≤ 0.1 |
| Zn | ≤ 0.1 |
| Mn | ≤ 0.5 |
| Cr | ≤ 0.3 |
| Ti | ≤ 0.15 |
| Pb | ≤ 0.04 |
| Bi | ≤ 0.04 |
| Zr | ≤ 0.15 |
| B | ≤ 0.05 |
| Be | ≤ 0.0001 |
Mechanical Properties of 5754
Mechanical Properties of Aluminum 5754
| Property | Values (for 3mm thick plate, T4 temper) |
| Ultimate Tensile Strength (UTS) | Minimum 200 MPa |
| Yield Strength (YS) | Minimum 105 MPa |
| Elongation at Break | Minimum 15 % |
| Hardness (Brinell 10/500) | Approx. 50 HB |
| Density | 2.75 g/cm³ |
| Modulus of Elasticity | 70 GPa |
Available Forms of Aluminum 5754 in India
| Shape | Typical Sizes | Standard Length/Diameter |
| Plate | 3mm to 100mm thickness | Up to 1500mm width, 4000mm length |
| Sheet | 0.5mm to 3mm thickness | Up to 1250mm width, 2500mm length |
| Coil | 0.5mm to 3mm thickness | Slit widths available |
| Bar | Round, Square, Hexagonal | Standard industry lengths |
| Foil | 0.05mm to 0.2mm thickness | Various widths and lengths |
Real-world Applications of Aluminum 5754
- Automotive Industry: Body panels, fuel tanks, and structural components requiring corrosion resistance.
- Marine Sector: Boat hulls, decks, and superstructures due to excellent seawater corrosion resistance.
- Construction: Architectural cladding, window and door frames, and facade elements.
- Transportation: Railcar bodies and trailers benefiting from lightweight and strength.
- Food and Chemical Processing: Tanks and equipment where hygiene and corrosion resistance are critical.
- Heat Exchangers: Components requiring good thermal conductivity and corrosion resistance.
- General Engineering: Brackets, fixtures, and decorative elements.
- Signage and Lighting: Outdoor signs and lighting fixtures exposed to elements.
- Consumer Goods: Housings and components for appliances and electronics.
- Welded structures: General fabrication where good weldability is essential.
Machinability and Weldability of Aluminum 5754
Aluminum 5754 is generally considered to have good machinability, although its performance can vary with temper and specific alloy modifications. For optimal results when machining 5754 in India, fabricators often use high-speed machining techniques with sharp, high-speed steel or carbide tools. Lubrication and coolant are recommended to prevent chip buildup and ensure a smooth finish. Cutting speeds should be moderate, and feed rates should be adjusted to avoid overheating. When welding Aluminum 5754, the most common filler metals used in India are 5356 and 5183, offering excellent matches for strength and corrosion resistance. Gas Tungsten Arc Welding (GTAW/TIG) and Gas Metal Arc Welding (GMAW/MIG) are the preferred methods. Pre-cleaning of the weld area is crucial to remove oxides and contaminants, ensuring a sound weld. Post-weld heat treatment is typically not required for 5754 as it relies on mechanical working for strength, but if annealed, its mechanical properties will decrease. The excellent weldability of 5754 makes it suitable for complex fabrications where integral strength is maintained.Heat Treatment and Processing of Aluminum 5754
Aluminum 5754 is a non-heat-treatable alloy, meaning its strength comes primarily from cold working (strain hardening) and alloying elements, rather than thermal treatment. In India, it is commonly supplied in tempers like H14, H24, H32, H34, or O (annealed). The O temper (fully annealed) state offers maximum ductility and formability, with a typical annealing temperature range of 340-380 °C, followed by slow cooling. Subsequent cold working can be performed to achieve specific tempers like H1x (strain hardened), H2x (strain hardened and partially annealed), or H3x (strain hardened and stabilized). For example, achieving an H34 temper involves cold working followed by stabilization at around 175-205 °C. Flame straightening or stress relieving can be done at lower temperatures, typically below 150°C, to reduce residual stresses without significantly altering mechanical properties. Understanding the processing of 5754 is key for Indian fabricators to achieve desired formability and mechanical characteristics for their specific applications.Sourcing Aluminum 5754 in India
Aluminum 5754 is readily available from major Indian producers like Hindalco, Nalco, and Jindal Aluminium, as well as numerous smaller manufacturers and traders. Key distribution hubs are located in Mumbai, Pune, and Chennai, ensuring relatively quick access across the country. Minimum Order Quantities (MOQ) can vary significantly; for standard sheets and plates, MOQs might range from 100 kg to 1 metric ton, depending on the supplier and specific dimensions. For specialized profiles or larger orders, MOQs are negotiable. The price band for 5754 typically falls between INR 250/kg and INR 350/kg, depending on the form (sheet, plate, coil), thickness, temper, and prevailing market rates. Buyers should expect Material Test Certificates (MTC) as standard, detailing chemical composition and mechanical properties as per IS, ASTM, or EN standards. For critical applications, additional ultrasonic testing (UT) reports can be procured. Stockists often maintain inventory for common sizes, facilitating faster deliveries for smaller requirements.International Equivalents for Aluminum 5754
| Standard | Code |
| IS | AIMg3 (Similar properties) |
| ASTM | 5754 |
| EN | Al Mg3.0 (EN AW-5754) |
| JIS | A5754 |
| DIN | Al Mg3 (similar) |
| GOST | AMg3 |
FAQs about 5754
What is Aluminum 5754 primarily used for in India?
In India, Aluminum 5754 is extensively used in marine applications due to its superior seawater corrosion resistance, for automotive body panels demanding durability and a good finish, and in architectural elements for facades and window frames. Its excellent combination of strength, formability, and resistance to environmental degradation makes 5754 a preferred choice across these key industrial sectors.
Is Aluminum 5754 weldable?
Yes, Aluminum 5754 exhibits excellent weldability using standard methods like TIG and MIG. Indian fabricators commonly use 5356 or 5183 filler metals to maintain good weld strength and corrosion resistance. Proper cleaning and welding procedures are essential for successful fabrication, making 5754 suitable for complex welded structures.
What are the mechanical properties of 5754?
Aluminum 5754 typically offers a minimum Ultimate Tensile Strength (UTS) of around 200 MPa and a minimum Yield Strength (YS) of about 105 MPa in a T4 temper. It also provides a good elongation of at least 15%, indicating decent ductility. The hardness is around 50 HB (Brinell scale). These properties are crucial for its applications in structural components.
Can 5754 be heat treated?
Aluminum 5754 is a non-heat-treatable alloy. Its strength is enhanced through cold working processes. While it cannot be hardened by heat treatment like 2xxx or 6xxx series alloys, it can be annealed (O temper) for maximum formability or stress-relieved/stabilized at moderate temperatures (e.g., H3x tempers) to improve its stability after cold working procedures.
Where can I buy Aluminum 5754 in India?
Aluminum 5754 is available from major Indian producers like Hindalco, Nalco, and Jindal Aluminium, as well as numerous traders and stockists. Major industrial cities such as Mumbai, Pune, and Chennai have a strong supply chain. You can also check industrial marketplaces like MetaleMart for current supplier listings and pricing.
What is the difference between 5754 and 5083?
While both are magnesium-aluminum alloys with excellent corrosion resistance, 5083 generally offers higher strength (especially in thicker sections) and slightly better weldability. 5754, with its moderate magnesium content, provides a good balance of strength, formability, and corrosion resistance, often making it more cost-effective for applications not requiring the absolute highest strength levels of 5083.
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