China Marine Steel Quick Acting Weathertight Door with Single Lever: Standard:GB/T3477-1996 for reference
China Marine Aluminum Quick Acting Weathertight Door with Single Lever: Standard: GB/T3477-96 &CB/T454-97 for reference.
China Wire Mesh Door: Standard: CB452-81 It is used as the door for working cabin or used with weathertight door.
China Marine Steel Weathertight Door (Square Corner):
China Marine Steel Weathertight Door (Round Corner):
Marine Weathertight Single-Leaf Steel Door meets the standard GB/T 3477-2008.
Marine Quick Acting Weathertight And Watertight Steel Door is used for upper structure of ship, drilling platforms, basements and buildings on land.
B15 and B0 Single-Leaf Fireproof Steel Door This product is a class B fireproof door. Its fire resistance time is one hour. It can be used at fireproof zone, bulkhead, casing wall of engine and accommodation of ship.
B15 and B0 Double-Leaf Fireproof Steel Door is a class B fireproof door.