Ship hatch cover CB/T 3728 B

Type B weathertight hatch cover is can be opened from both sides. It is made of steel and suitable for various vessels. It is produced according to the latest standard of CB/T3728. It has 4 dogs, 6 dogs and 8 dogs type. It can be easily open and close from both side without help of tools. There is a tube to assist crew to open easily the cover inner side. The cover is formed to have a better strength. Main Technical Specification: Standard: CB/T 3728-2011 Material: Mild Steel, Stainless Steel, Packing Materials: Neoprene, NBR ,Hi - NBR, Test: Hose Test, Chalk Test Dimension: As Standard or Customized, As client’s drawing, Application Type: Weather-tight, Open & Closing Type: 4, 6, 8 Dogs and Hinged, Surface treatment: sandblasting to S2.5 + one layer of epoxy shop primer, Polished, Galvanized, customized surface treatment available. Classification Certificates: CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, RINA.