Saturday, February 1, 2020

Characteristics of shipboard bilge line valves

The characteristics of shipboard bilge lines valves are as follows;

1) From the bilge well suction , the valve is generally screw down non return type.It is there to prevent flooding back of bilge well.
2)Discharge from the fire and bilge pump is screw down non return valve.
3) At the suction of the fire and bilge pump the ,the bilge valve must be of screw down non return type to prevent water from entering the bilge line from the sea chest or ballast suction.
4) material which can be used is generally steel, it required protection inside and out and both surfaces should be galvanized.

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