Marine Multi-Bolt Manhole Covers
- Estimate pricingPrice on request
- TypesAA, AB, BA, BB, BC, BD, CA, CB, CC, CD, DA, DB, EA, EB
- ApplicationsOil-tight and watertight manholes (oil tanks, water tanks, etc.)
- Drinking water tank sealRubber meeting food hygiene requirements
- Sealing surface flatness deviation≤ 1 mm
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Products Description
TUF multi-bolt Covers for Marine and Ship Manhole are for both oil-tight and watertight manholes like oil tanks, water tanks and many other places on ship. There are different types available like AA, AB, BA, BB, BC, BD, CA, CB, CC, CD, DA, DB, EA, EB. (Classified by nominal sizes). The rubber seal of covers for drinking water tank is made of rubber that meets the requirements of food hygiene. The surface of the manhole cover fabricated by China TUF is smooth and free of cracks, burrs, and sharp corners. China TUF Marine manhole covers of the same types and sizes are interchangeable with each other. The welding points are all of sufficient strength and tightness. The flatness deviation of the sealing surface between the cover of the manhole cover and the seat ring is not more than 1 mm. After the welding of the manhole cover, the anti-rust treatment is strictly carried out, and then covers are coated with a primer twice after derusting. Some New Products from China TUF: A. Marine Raised Manhole Cover B. Marine Sunk Manhole Cover C. Marine Flush Manhole Cover Available IACS Certs: ABS, BV, CCS, DNV-GL, KR,LR, RINA, NK,RMRS and etc.
Product Categories
Products Specification
- TypesAA, AB, BA, BB, BC, BD, CA, CB, CC, CD, DA, DB, EA, EB
- ApplicationsOil-tight and watertight manholes (oil tanks, water tanks, etc.)
- Drinking water tank sealRubber meeting food hygiene requirements
- Sealing surface flatness deviation≤ 1 mm
- Surface treatmentAnti-rust treatment plus two primer coats
- InterchangeabilitySame type and size covers are interchangeable
- New variantsRaised, Sunk, Flush manhole covers
- IACS certificationsABS, BV, CCS, DNV-GL, KR, LR, RINA, NK, RMRS
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The marine multi-bolt manhole cover is designed for oil-tight and watertight manholes on tanks and other shipboard locations. Available types include AA, AB, BA, BB, BC, BD, CA, CB, CC, CD, DA, DB, EA and EB, classified by nominal size. Covers for drinking water tanks use rubber seals meeting food hygiene requirements. Sealing surface flatness deviation does not exceed 1 mm. After welding, covers receive anti-rust treatment and two coats of primer. Covers of the same type and size are interchangeable. New variants include raised, sunk and flush manhole covers. IACS certifications available from ABS, BV, CCS, DNV-GL, KR, LR, RINA, NK, RMRS and others.
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The seller has not added a specification yet; ask for the data sheet or test certificate. Ask Chongqing Perpetual Imp & Exp Co.,Ltd. for a firm quote and delivery terms before you order.
About Supplier
Chongqing Perpetual Imp & Exp Co.,Ltd. is a B2B supplier based in China, listed on Global Trade Plaza since October 2026. Use Inquire now or Chat with supplier to ask Chongqing Perpetual Imp & Exp Co.,Ltd. for prices, specifications and documents for Marine Multi-Bolt Manhole Covers.
Supplier Details for Marine Multi-Bolt Manhole Covers
- Member since - Oct 2026
- Business Type - Contact Seller
- Deals in Product Type - Manholes, Manhole Covers & Drains
- Country - China
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5. What is the Port of Dispatch, Estimated Price, and Packaging Type Offered by Chongqing Perpetual Imp & Exp Co.,Ltd.?
Chongqing Perpetual Imp & Exp Co.,Ltd., a B2B supplier from China, dispatches Marine Multi-Bolt Manhole Covers primarily through the port at China. Packaging types (e.g., bulk, custom, eco-friendly) and estimated pricing may vary based on order volume and destination. To get detailed logistics and pricing information, use Get a quote or Chat with supplier, or Sign Up for direct supplier interaction.
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