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.
Umphezulu wangaphandle wesiqu senqanawa wakhiwe ngezigqumi zentsimbi, ezithe zancanyathiselwa ngokuthi ziweldelwe esinye kwesinye nakwawona malungu esakhiwo esingundoqo sangaphakathi kwisiqu senqanawa.