Marine Watertight Hatch Covers – Heavy-Duty Protection for Cargo Holds
High-Performance Watertight Hatch Covers for Commercial Vessels
Our marine watertight hatch covers provide ultimate protection against harsh sea conditions, ensuring your cargo stays dry and secure in all weather. Engineered for easy operation during loading/unloading while maintaining structural integrity under heavy loads, these hatches are essential for cargo ships, bulk carriers, and offshore vessels.
Key Features & Benefits:
✔ Superior Watertight Protection: Neoprene rubber seals prevent water ingress in stormy conditions
✔ Dual Material Options: Choose between lightweight aluminum (AL6063) or heavy-duty steel (Q235A/B)
✔ Corrosion-Resistant Components: Stainless steel (SUS304) hinges and locks withstand seawater exposure
✔ Custom Configurations: Select from single-side or double-side opening mechanisms
✔ Enhanced Safety: Meets IMO/SOLAS requirements for cargo hatch strength and watertight integrity
Technical Specifications & Material Options
Core Components:
| Part | Material Options | Key Properties |
|---|---|---|
| Cover Plate | AL6063 Aluminum | 30% lighter than steel, excellent corrosion resistance |
| Q235A/B Steel | Higher load capacity, fireproof, economical | |
| Coaming | AL6063 Aluminum | Lightweight, easy to form complex shapes |
| Q235A/B Steel | Maximum structural support | |
| Locking System | SUS304 Stainless | Saltwater-proof, durable operation |
| Q235A/B Steel | Cost-effective for interior use | |
| Seals | Neoprene Rubber | Superior watertight performance (-30°C to +90°C) |
| Hinges | SUS304 Stainless | Never rust, smooth operation |
| Bronze | Premium corrosion resistance |
Customization Options:
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Opening Mechanisms:
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Wing clips (single-side opening)
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Wedge clips (double-side opening)
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Wheel-assisted for quick operation
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Hinge Positions:
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Long side mounting
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Short side mounting
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Four-side equal distribution
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The description/sizes may be different with goods, please check with us when order.
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