italian ironclad ironclad warship built italian regia marina 1860s lead ship class ironclads armed main battery inch guns broadside arrangement time entered service result career limited took international naval demonstration enforce treaty berlin november collided ironclad storm naples damaged reduced guard ship depot ship july scuttled save ship fire caused lightning strike raised broken scrap design meters long perpendiculars beam average draft displaced metric tons long tons normally long tons load propulsion system consisted single expansion steam engine drove single screw propeller steam supplied coal fired cylindrical fire tube boilers engine produced speed knots mph indicated horsepower steam nautical miles speed knots mph ship barque rigged supplement steam engine crew officers men broadside ironclad armed main battery guns guns ship protected iron belt armor thick extended entire length hull waterline service history keel laid shipyard genoa february launched december fitting work finished time entered service navies begun build ships rendering immediately completed addition italian naval budget drastically reduced following defeat reflected stark decrease government confidence fleet result saw little use career budget reduced significantly fleet great difficulty ironclad squadron attack port september wars italian unification instead ships laid sailors man sent home ship armament revised inch guns november ironclad took naval demonstration attempt force ottoman_empire comply terms treaty berlin turn town montenegro early november moored naples severe storm tore ship anchors heavy winds drove ironclad ship damaged collision annual fleet maneuvers held served 2nd joined ironclad torpedo boats attacked defending eastern squadron conflict operations conducted ship guns replaced time guns removed line service tasked defense serving guard ship armament reduced inch guns ship stricken ammunition depot ship based ship accidentally set fire lightning strike july crew scuttled ship prevent burned completely refloated following month broken scrap immediately
Italian ironclad Roma