High-Quality Marine Manhole Covers – Watertight & Oil-Tight Solutions
Durable Marine Manhole Covers for Ship Safety & Maintenance
Our premium marine manhole covers provide secure, sealed access points for ship maintenance while ensuring complete watertight or oil-tight protection. Available in oblong and round shapes, these essential marine components are engineered to withstand harsh ocean environments while meeting strict maritime safety standards.
Key Features & Benefits:
✔ Multiple Seal Options: Choose between watertight (seawater-resistant rubber) or oil-tight (oil-resistant rubber) gaskets
✔ Robust Construction: Made from hot-rolled carbon steel, aluminum (AL6063), or stainless steel
✔ Corrosion-Resistant: Galvanized carbon steel or stainless steel fasteners for long-lasting durability
✔ Flame-Retardant Seals: Meets safety requirements with fire-resistant rubber gaskets
✔ Ergonomic Handles: Stainless steel (SUS304) or carbon steel handles for secure operation
Material Specifications & Configuration Options
Core Components & Materials:
| Part | Material Options | Key Properties |
|---|---|---|
| Cover Plate | AL6063 Aluminum | Excellent plasticity, anodized finish, moderate strength |
| Q235-A Steel | Good toughness, hot workability, moderate weldability | |
| Q235-B Steel | Superior welding, excellent low-temperature toughness | |
| Seat & Coaming | AL6063 Aluminum | Lightweight, corrosion-resistant, anodized finish |
| Q235-A/B Steel | Durable, impact-resistant, weldable | |
| Handle | SUS304 Stainless | Seawater-resistant, corrosion-proof, heavy-duty |
| Q235 Steel | Cost-effective, good weldability | |
| Sealing Gasket | Neoprene Rubber | Superior watertight performance, flame-retardant |
| Butadiene Rubber | Excellent oil resistance, abrasion-proof |
The description/sizes may be different with goods, please check with us when order.
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