Marine Quick Acting High Pressure Watertight Small Hatch Cover

The marine quick acting high pressure watertight small hatch cover is a quick-opening and closing hatch cover with high pressure watertight. Our product is designed with a handwheel linkage that allows it to open and close quickly, ideal for hatches that need to be opened and closed frequently. Our high-pressure hatchcover can pass a 15-minute water pressure test without leakage and permanent deformation at a cabin water pressure of 0.3Mpa. Comply with CB/T 3842-2000 standard. In addition, we have two types of hatch cover: round and square, hatch cover specifications can be customized.

Overview

Product features:

Fast action: Allows quick and easy opening and closing, enabling efficient access to the cabin when needed.
High watertightness: It has excellent watertightness and can withstand high pressure to prevent the safety of the ship when the tank is broken.
Small size: Ideal for accessing compact or narrow Spaces on a ship.
Durable construction: Made of high-quality materials that can withstand the harsh conditions of the Marine environment and ensure long lasting performance.
Easy installation and maintenance: Easy to install quickly and easily, as well as perform simple maintenance to keep it in top condition.

Structural Drawing:

Parameter:

Clear size of opening A	Deck opening A1	Inside dia of hatch A2	Out dia of cover A3	Cover plate thickness t	Coaming		Central space B	Weight Kg
					Thickness t1	Height H
600×600	640×640	670×670	720×720	12	12	200	510	310
700×700	740×740	770×770	820×820				560	340
800×800	840×840	870×870	920×920				610	380