The outer surface of the hull is built of steel plates, which are welded or riveted to each other and to the main internal structural members of the hull.
Umphandle wesiqu senqanawe wakhiwe ngelwelo lwestili, eludityenisiweyo ekanye lwabethelelwa elinye kwelinye nakumalungu wesekhiwe sangaphakathi kwisiqu senqanawe.