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