italian ironclad ironclad battleship built italian regia marina royal_navy 1880s 1890s named 16th century admiral final ship class ship armed main battery inch guns protected inch thick belt armor capable speed knots mph ship construction period lengthy beginning august completing february quickly rendered new pre dreadnought battleships laid result career limited spent career alternating took training exercises year rest fleet stricken naval register depot ship italy entered world war ship renamed employed guard ship converted floating oil tank war eventually broken scrap design meters long overall beam average draft displaced metric tons long tons normally long tons load propulsion system consisted pair compound steam engines driving single screw propeller steam supplied coal fired cylindrical fire tube boilers engines produced speed knots mph indicated horsepower steam nautical miles speed knots mph crew officers men armed main battery caliber guns mounted pairs central barbette carried secondary battery guns bow stern guns customary capital ships period carried torpedo tubes submerged hull protected steel armor armored belt thick armored deck thick conning tower armored steel plate barbette thick sides service history construction half years laid january launched november completed half years construction finally finished rapid pace naval technological development late 19th century lengthy construction period meant obsolete design time entered service british_royal_navy begun building class pre dreadnought battleships years entered service ships marked significant step forward capital ship design addition technological progress particularly armor production techniques harvey armor krupp armor rapidly rendered older vessels like obsolete served 2nd fleet maneuvers ironclad served divisional flagship torpedo cruiser torpedo boats maneuvers lasted august september ships simulated french attack italian fleet joined ironclads cruisers visit united_kingdom july later year squadron stopped germany celebration held mark opening served 2nd division summer maneuvers held july division included sister protected cruiser 1st 2nd divisions tasked defending hostile fleet simulated older ships reserve took naval review included french british squadron year sisters served kept service months year remainder spent reduced crews squadron included ironclads sisters significantly modified received large number small guns defense torpedo boats included pair guns caliber guns guns revolver cannon machine guns sisters joined reserve squadron class ironclads cruisers sixteen torpedo boats squadron entered active service months year training maneuvers rest year spent reduced crews began ironclad battleships including sister ships active service briefly stricken january depot ship taranto shortly italy entered world war triple renamed new dreadnought battleship completed transferred served guard ship following end war converted floating oil tank served capacity broken scrap
Italian ironclad Andrea Doria