Aluminum Flush-Mount Watertight Hatch Covers
Space-Saving Marine-Grade Access Solutions
Our aluminum flush watertight hatch covers provide superior deck access while maintaining a sleek, low-profile design. Engineered for ship passageways and cabin openings where space optimization is critical, these hatches combine lightweight construction with exceptional watertight performance.
Key Advantages:
✔ Ultra-Lightweight: 30% lighter than steel alternatives
✔ Flush-Mount Design: Seamless integration with deck surfaces
✔ Military-Grade Sealing: Guaranteed watertight integrity in harsh conditions
✔ Ergonomic Operation: Smooth-opening mechanism for easy access
✔ Custom Configurations: Tailored sizing available for unique vessel requirements
Technical Specifications
Standard Models Available:
| Type | Access Way Size (a×b) mm | Cover Size (a1×b1) mm | B.H. Opening (a2×b2×r) mm | Outside Size (a3×b3) mm | Thickness (t) mm | Weight (Kg) |
|---|---|---|---|---|---|---|
| A | 500×500 | 536×536 | 580×580×130 | 646×646 | 4 | 22.4 |
| A | 600×600 | 636×636 | 680×680×140 | 746×746 | 4 | 26.3 |
| B | 400×500 | 436×536 | 480×580 | 546×646 | 4 | 17.02 |
| B | 450×600 | 486×632 | 530×680 | 596×746 | 4 | 21.06 |
Material & Construction:
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High-Grade Marine Aluminum:
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Superior corrosion resistance
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Anodized finish for extended durability
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Structural integrity without excess weight
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Premium Sealing System:
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Neoprene gaskets (-40°C to +90°C operating range)
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Stainless steel hardware for saltwater environments
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Certification Options
Available with approvals from all major classification societies:
✅ CCS ✅ BV ✅ LR ✅ DNV-GL
✅ ABS ✅ NK ✅ RMRS ✅ IRS ✅ RINA
The description/sizes may be different with goods, please check with us when order.
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