Marine Aluminum Manhole Covers – High-Performance Access Solutions for Shipboard Compartments
Product Overview
Our marine aluminum manhole covers are expertly designed to provide secure and versatile access points for a wide range of marine applications. These covers are available in three distinct configurations: with coaming, flat, or sunk design, ensuring adaptability to various shipboard requirements. Despite their lightweight nature, these covers are incredibly durable, offering watertight, weathertight, and oiltight sealing for compartments across marine vessels (excluding boiler applications). Their robust construction makes them ideal for enhancing safety and accessibility on ships.
Key Features & Benefits
✔ Multiple Configuration Options for Enhanced Flexibility
- Type A: Manhole cover with coaming (the most commonly used option for its added protection)
- Type B: Flat manhole cover (ideal for flush installations)
- Type C: Sunk manhole cover (featuring recessed installation for a seamless finish)
✔ Dual Shape Availability to Suit Different Spaces
- Long circular design (perfect for elongated compartments)
- Oval configuration (fits compact spaces efficiently)
✔ Superior Material Properties for Long-Lasting Performance
- Marine-grade aluminum construction ensures resistance to harsh marine environments.
- Corrosion-resistant in saltwater, preventing deterioration over time.
- Lightweight for easy handling and operation, reducing labor intensity.
- Durable anodized finish enhances aesthetic appeal and extends service life.
✔ Technical Specifications for Precise Selection
| Type | Clear Size (mm) | Dimensions (mm) | Thickness (mm) | Weight (kg) |
|---|---|---|---|---|
| A | 450×350 | L1:450, L2:470, L3:570 B1:350, B2:370, B3:470 |
4-10 | 7.3-14.6 |
| A | 500×400 | L1:500, L2:520, L3:620 B1:400, B2:420, B3:520 |
6-12 | 11.3-18.4 |
Certification & Compliance
- Meets ISO 5892 standards, ensuring international quality and safety.
- Complies with CB/T19-2001 requirements, guaranteeing adherence to industry norms.
- Optional IACS certifications available for enhanced credibility and acceptance in global markets.
Frequently Asked Questions (FAQs)
Q1: What are the main types of marine aluminum manhole covers available?
A1: Our marine aluminum manhole covers come in three main types: Type A with coaming, Type B flat, and Type C sunk (recessed installation). Each type offers unique advantages to suit different shipboard requirements.
Q2: Are these manhole covers suitable for use in saltwater environments?
A2: Absolutely, our marine aluminum manhole covers are constructed from marine-grade aluminum, which is corrosion-resistant in saltwater. This ensures their longevity and reliability even in harsh marine conditions.
Q3: Can I choose between different shapes for the manhole covers?
A3: Yes, our manhole covers are available in both long circular and oval configurations, allowing you to select the shape that best fits your shipboard compartments.
Q4: What certifications do these manhole covers comply with?
A4: Our marine aluminum manhole covers meet ISO 5892 standards and comply with CB/T19-2001 requirements. Additionally, optional IACS certifications are available for those seeking enhanced credibility and global acceptance.
Q5: How do I select the right size and thickness for my marine aluminum manhole cover?
A5: You can refer to our technical specifications table to choose the appropriate size and thickness based on your shipboard compartment’s clear size and operational requirements. Our team is also available to provide personalized recommendations if needed.
The description/sizes may be different with goods, please check with us when order.
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