5052 Marine Grade Aluminum Sheet 2.0mm Magnesium Alloy with High Fatigue Strength for Boat Hull and Shipbuilding

Our 5052 Marine Grade Aluminum Sheet is the definitive choice for marine and offshore applications. With 2.2-2.8% magnesium alloy content and H32 temper, this 2.0mm sheet delivers exceptional resistance to saltwater corrosion combined with excellent fatigue strength, making it the preferred material for boat hull construction, shipbuilding, and offshore platform components worldwide.

• Superior Saltwater Resistance: High magnesium content forms a stable passive layer that resists pitting and crevice corrosion in marine environments, outperforming 3003 and 6061 grades
• Excellent Fatigue Strength: ≥110 MPa fatigue strength at 5×10⁶ cycles, critical for dynamically loaded marine structures subjected to wave and vibration loading
• High Strength-to-Weight Ratio: 215-265 MPa tensile strength with aluminum's inherent lightweight properties enables fuel-efficient vessel designs
• Good Weldability: Excellent arc welding characteristics with 5356 filler metal, maintaining corrosion resistance in heat-affected zones
• Non Heat-Treatable Stability: H32 temper provides stabilized strain-hardened properties that remain consistent after fabrication and welding

• Boat hulls and decks
• Ship superstructures
• Offshore platform deck plates
• LNG tank outer shells
• Marine fuel tanks
• Pontoon floats
• Gangways and ladders
• Chemical tanker components
• Coastal architectural panels