Marine manhole cover is a kind of manhole cover which is used for oil tanks and water tanks on ships.
Aluminum Sunk Watertight Hatch Cover Aluminum Sunk Wateright Hatch Cover is used on the main passage way of ship cabin or the place that should be on the straight position with the deck.
Hatch Cover For Ship A leaking hatch cover is the most frequent cause of cargo damage,so choosing a suitable and eligible hatch cover for the ship is significant.