lightweight construction application

[rithul]

im a naval architecture student. Can anyone tell me the lightweight materials used in shipbuilding and the places where it is used in a ship ?
ill be thankful if u could provide the links which has the details of it.

[Ike]

You question is too broad. Can you be more specific?

[rasorinc]

In large ships, your only weight saving thoughts can be used in interior walls and perhaps floors. But you have to consider fire/flame spread.

[gonzo]

Aluminum alloys and some steel alloys like Corten.