Marine Grade Aluminum Plate certified by DNV

Mingtai’s DNV-Certified 5083 & 5086 Marine Grade Aluminum Plate

Henan Mingtai Aluminum Industrial Co., Ltd. is proud to announce that our 5083 Aluminum Plate and 5086 Marine Grade Aluminum Plate, have successfully passed the rigorous assessment of Det Norske Veritas (DNV) – one of the world’s most prestigious classification societies .

This certification is more than just a document; it is your guarantee that Mingtai aluminum sheets are ready to withstand the harshest conditions of the open sea.

the following particulars:

Grades: 5083 / 5086

Manufacturing method: Rolling

Max Width: 2500mm

Max thickness: 40mm

Heat treatment condition: H111/ H112/ H116/ H321/ O

Why Choose Mingtai DNV-Certified Marine Grade Aluminum Plate？

Certified Quality You Can Trust

DNV is recognized globally for its strict technical standards and quality assurance requirements. Earning the DNV certification signifies that Mingtai’s 5083 and 5086 plates meet the highest international shipbuilding standards . When you source from Mingtai, you eliminate supply chain risks associated with uncertified materials.

Superior Alloy Properties 5083 vs. 5086

High Corrosion Resistance： Specifically designed to resist saltwater corrosion and stress corrosion cracking, thanks to optimal magnesium content .

Excellent Weldability & Strength： Ideal for welded structures like hulls, decks, and superstructures. They maintain high strength even after welding.

Mingtai’s Technical Edge： We provide precise tempers including O, H111, H112, H116, and H321, ensuring you get the exact mechanical properties required for your design, whether you need high formability or specific tensile strength for structural frames .

Perfect for Vessel Construction & Marine Components

The lightweight nature of our aluminum plates significantly reduces deadweight, improving fuel efficiency and vessel speed. Mingtai’s DNV-certified plates are widely used in：

• High-speed passenger ferries & yachts (Hull and deck structures)
• Offshore platforms (Living quarters and piping)
• Ship superstructures (To lower the center of gravity)
• Tankers for chemicals & LPG (Due to high anti-corrosion properties)

Beyond Certification： The Mingtai Advantage

Massive Production Capacity： As one of China’s leading aluminum processors, we ensure short lead times and stable supply for large-scale shipbuilding projects.

Global Supply Track Record： Beyond DNV, Mingtai has also obtained BV LR KR ABS CCS and other international certifications, with a proven export history to North America, Europe, and Southeast Asia .

Customized Sizes： We supply plates in various dimensions tailored to your specific ship design to maximize material utilization.

Contact Mingtai Aluminum today to request a quote or download our technical datasheet for 5083/5086 Marine Plates.