5251 Aluminum Sheet – High Corrosion Resistance & Excellent Formability
5251 Aluminum Sheet is a non-heat-treatable aluminum-magnesium alloy belonging to the 5xxx series, designed for applications requiring excellent corrosion resistance, good strength, and superior formability. With a moderate magnesium content, 5251 aluminum offers a well-balanced combination of mechanical performance, weldability, and surface quality, making it a reliable choice for marine, automotive, architectural, and industrial uses.
Key Features & Advantages
Outstanding Corrosion Resistance
5251 aluminum sheet performs exceptionally well in humid, marine, and mildly aggressive environments, including seawater and industrial atmospheres.Good Mechanical Strength
Stronger than 1xxx and 3xxx series aluminum, while maintaining good ductility, making it suitable for structural and semi-structural components.Excellent Formability
Ideal for bending, stamping, deep drawing, and rolling processes without cracking or loss of performance.Superior Weldability
Easily welded using common welding methods, with stable joint strength and minimal distortion.High-Quality Surface Finish
Well-suited for anodizing, polishing, and surface treatments, providing an attractive and durable appearance.
Typical Applications
Marine equipment and ship components
Automotive body panels and interior parts
Architectural panels, facades, and decorative sheets
Pressure vessels and storage tanks
Electronic enclosures and industrial housings
General fabrication, stamping, and forming parts
Available Specifications
Thickness Range: Customizable upon request
Width & Length: Standard and cut-to-size options available
Temper: O, H22, H24 (others available on request)
Standards: EN, ASTM, GB or equivalent international standards
Why Choose Our 5251 Aluminum Sheet?
We supply high-quality 5251 aluminum sheets with stable composition, tight tolerances, and consistent performance. With ample stock availability, flexible processing options, and strict quality control, we ensure fast delivery and reliable materials for your production needs.
Whether you require aluminum sheets for marine environments, precision fabrication, or architectural projects, 5251 aluminum sheet delivers durability, workability, and long-term performance you can trust.
PRODUCT
| Thickness | 0.1-400mm，etc | Length: | 100-12000mm，or as required |
| Width | 20-3000mm，etc | Standard: | ASTM，AISI，JIS，GB， DIN，EN |
| Certification: | ISO, SGS，BV | ||
| Surface finish | mill,bright,polished,hair line,brush,sand Blast,checkered,embossed,etching,etc | ||
| Grade | 1000 Series: 1050 1060 1070 1100 1200 1235 etc. | ||
| 3000 Series: 3003 3004 3005 3104 3105 3A21 etc. | |||
| 5000 Series: 5005 5052 5083 5086 5154 5182 5251 5754 etc. | |||
| 6000 Series: 6061 6063 6082 6A02 etc. | |||
| 7000 Series: 7050 7475 7075 etc. | |||
| Temper | H12,H14,H16,H18,H20,H22,H24,H26,H28,H32,H36,H38,HO,H111,H112,H114,H116,H118,H321. | ||
| Payment Terms | T/T, L/C at sight,West Union | Loading port | any port in China |
| Packing | standard export packing (inside:water proof paper,outside:steel covered with strips and pallets) | ||
| Container size | 20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High) | ||
| 40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High) | |||
| 40ft HC:12032mm(Length)x2352mm(Width)x2698mm(High) | |||
Aluminum Production Process
Applications of 5251 Aluminum Sheet
5251 Aluminum Sheet
5251 aluminum sheet features excellent corrosion resistance, good strength, and outstanding weldability, making it ideal for applications exposed to marine or humid environments. It is widely used in shipbuilding, marine structures, fuel tanks, pressure vessels, automotive panels, and architectural components where durability, reliability, and moderate strength are required.
Warehouse Storage
As a core component of RSC Aluminiumsc business operations, the company not only focuses on the production and processing of high-quality aluminum materials but has also established a comprehensive warehouse storage system. This ensures the secure custody and efficient dispatch of aluminum plates, foils, tubes, rods, and other product series. We employ modern warehouse management practices to achieve scientific classification of raw material and finished goods inventory, dynamic monitoring, and timely shipping and distribution. This effectively enhances supply chain responsiveness, reduces logistics costs, and provides stable, reliable product supply assurance for global customers. Aluminiumsc’s diversified inventory strategy not only supports timely delivery of large-volume orders but also empowers customers to flexibly respond to market demand fluctuations.
Packaging and Transportation
RSC provides professional aluminum packaging and transportation services, utilizing customized moisture-proof and shock-resistant packaging to ensure products arrive safe and intact. Our multi-channel transportation system supports land, sea, and air freight, enabling efficient and timely global distribution to maintain a seamless supply chain.
Why choose us
Q. What’s your advantage?
A: Honest business with competitive price and professional service on export process.
Q. How I believe you?
A: We consider honest as the life of our company, we can tell you the contact information of our some other clients for you to check our credit. Besides, there is trade assurance from Alibaba, your order and money will be well guaranteed.
Q. Can you give warranty of your products?
A: Yes, we extend a 100% satisfaction guarantee on all items. Please feel free to feedback immediately if you are not pleased with our quality or service.
Q. Where are you? Can I visit you?
A: Sure, welcome to you visit our factory at any time.
Q. How about the delivery time?
A: Within 7-25 days after we confirm you requirement.
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