Manhole Cover for Ships Type B

Key Features

• Type: Type B Manhole Cover

• Design: Bolted or quick-opening structure

• Shape: Circular or oval (depending on application)

• Material: Mild steel, cast steel, or stainless steel

• Size Range: Typically 400–800 mm (customizable)

• Sealing: Rubber gasket (NBR / oil-resistant / neoprene optional)

• Pressure Rating: Non-pressure or low-pressure applications

• Operation: Manual (bolt tightening or handwheel)

• Mounting: Deck-mounted or tank top installation

• Surface Treatment: Epoxy coating, galvanizing, or polishing

• Certification: ABS, LR, BV, CCS, DNV

Function & Application

• Provides access to tanks and enclosed compartments

• Ensures watertight or oil-tight sealing (depending on gasket type)

• Allows inspection, maintenance, and cleaning operations

• Enhances operational safety and structural integrity

Applications:

• Ballast tanks

• Fuel oil tanks

• Fresh water tanks

• Void spaces

• Engine room compartments

• General ship structures

Design Characteristics

• Simple and economical design for general marine use

• Equipped with reliable sealing gasket

• Bolt fastening system ensures tight closure

• Easy installation and maintenance

• Available in multiple materials for different environments