russian battleship russian great second ship class dreadnoughts imperial_russian_navy begun world war completed saw service engaged german battlecruiser inflicted splinter damage taking damage renamed russian free russia february revolution saw combat evacuated germans approached scuttled harbor following month germans demanded soviets hand according terms treaty brest description slightly larger half sisters meters long waterline beam meters feet inches longer feet wider half sisters exact draft known draft meters trials displacement long tons load long tons designed displacement long tons ship class proved bow heavy service tended ship large amounts water forward casemates ammunition forward inch guns reduced rounds forward ammunition reduced rounds gun attempt compensate trim longer length meant affected trim problem begin fitted parsons type steam turbines built technical assistance designed total shaft horsepower produced shp trials mixed firing triangular yarrow water tube boilers powered turbines working pressure psi designed speed knots mph maximum coal capacity long tons plus long tons fuel oil gave range nautical miles speed nautical miles economical speed electrical power generated main curtis turbo generators auxiliary units main armament consisted inch pattern caliber guns mounted triple turrets distributed length ship secondary armament consisted eighteen millimeter pattern caliber guns mounted casemates arranged groups guns forward turret rear funnel remaining rear turret fitted millimeter anti aircraft guns mounted roof fore turret aft turret inch submerged torpedo tubes mounted tubes broadside forward magazine service built shipyard laid october ceremonial event design finalized contract signed decided advice vickers increase dimensions sisters prevent overweight added million gold cost delayed start construction months past sisters suffered number delays construction method armor supports changed armor plates locked type joint better distribute shock impact based scale armor trials conducted hulk old pre dreadnought battleship added long tons weight ship launched june renamed june completed october ran trials remainder year nearly sunk russian destroyer january destroyer fired seven torpedoes case mistaken identity missed days later encountered ottoman battlecruiser long range ships opened fire yards got slower russian dreadnought damaging fired shells longer ranged guns inflicted splinter damage pulled range months later half sister alerted intercepted radio sortied attempt intercept returned bombardment russian port july north avoided russians paralleling bulgarian coastline february revolution renamed russian free russia april sailed april german troops approached city ship scuttled june torpedoes fired destroyer harbor prevent turned germans required treaty brest fourth torpedo caused massive explosion capsized sank minutes attempt salvage 1920s inch shells salvaged wreck explosive charges gain access magazines day charge set torpedo caused nearby powder magazine explode throwing column water metres air injured salvage work type ceased parts engines boilers later salvaged
Russian battleship Imperatritsa Ekaterina Velikaya