Located in upper deck or between deck of cargo tank the Hatch Cover covers the cargo tank and has the following functions.
Pontoon type hatch cover meaning. As cargo can be loaded on the cover it increases the cargo load. - Pontoon hatch covers Pontoon type hatch covers feature a flat top and flat bottom plate and are weathertight. Several full-width steel pontoons are fitted across and within the hatch opening loosely butting-up against each other with no mechanical seal.
The importance of the hatch panels should not be overlooked as it is still the steel top Improperly maintained or wrongly operated hatch covers can result in serious. Hatch Cover Types 선박의 종류 및 크기에 따라 다르며 당사는 Container Carrier용 Pontoon Type 및 Bluk Carrier용 Side Rolling Type을 제작하고있다. The hatch cover of a folding type consists of four box girders as indicated in Fig.
Because of the difference in supporting condition deflection of A and B as well as C and D along. Pontoon and Tarpaulin hatch Covers This type of hatch covers are still found on some older and smaller bulk and timber carry. The weight of the cover and any cargo stowed on it is transferred to the ship structure by bearing pads.
Pontoon or Slab hatch-cover. Hatches are opened with a spreader using the vessel cranes or container cranes on shore. Solid Type Packing NBR The rubber packings are installed in retaining channels made from hot rolled flat bar.
A piggy-back type hatch cover is sometimes used on ships. To minimise the time lost to moving between hatches. - Rolling hatch covers Rolling covers are divided into two main types considering opening direction.
SME-SME has more than 500 ship sets design and delivery of pontoon hatch cover from the range of 1000TEU feeder to 22000TEU Mega carriers for worldwide ship owners customers with light but robust structure contributing advantageous weight control through CAE analysis and 24 years design experience and cost reduction and. Is made of stainless steel with round top flat bar sus 304 on hatch coaming top. Depending on the hatch cover design different types of openingclosing mechanisms are available apart from the lift away type hatch covers.