Marine Aluminum Watertight Hatch Covers – Lightweight & Corrosion-Resistant
High-Performance Aluminum Watertight Solutions for Marine Applications
Our marine aluminum watertight hatch covers are engineered from marine-grade AL6063 aluminum, offering superior corrosion resistance and weight savings compared to traditional steel hatches. These robust hatches provide exceptional watertight integrity for demanding marine environments while being 30% lighter than steel alternatives.
Key Features & Benefits:
✔ Ultra-Lightweight Construction: AL6063 aluminum alloy reduces topside weight
✔ Superior Corrosion Resistance: Withstands saltwater exposure without rust
✔ Watertight Performance: Meets strict marine watertight standards
✔ Durable Design: 12mm thick construction for structural integrity
✔ Easy Installation: Precisely engineered dimensions for perfect fit
Technical Specifications
Standard Models Available:
| Clear Size (mm) | Bulkhead Opening (mm) | Coaming ID (mm) | Coaming OD (mm) | Cover Thickness (t) mm | Coaming Thickness (t1) mm | Height (H) mm | Width (B) mm | Weight (kg) |
|---|---|---|---|---|---|---|---|---|
| 600×600 | 640×640 | 670×670 | 720×720 | 12 | 12 | 200 | 510 | 310 |
| 700×700 | 740×740 | 770×770 | 820×820 | 12 | 12 | 200 | 560 | 340 |
| 800×800 | 840×840 | 870×870 | 920×920 | 12 | 12 | 200 | 610 | 380 |
The description/sizes may be different with goods, please check with us when order.
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