russian monitor russian class monitor built imperial_russian_navy belgium design based american class monitor modified suit russian engines guns construction techniques ships class built belgium assembled russia spending entire career ship active frozen little known service stricken converted coal barge renamed abandoned soviets finland ship later scrapped description feet long overall beam feet draft feet displaced long tons crew numbered officers enlisted men numbered officers crewmen ship fitted cylinder horizontal direct acting steam engine built drove single propeller steam provided rectangular boilers specific information output ship engine survived ranged indicated horsepower ships class sea trials july reached maximum speed knots mph ship carried maximum long tons coal gave theoretical endurance nmi knots mph designed armed pair inch muzzle loading guns purchased krupp germany rifled russia project seriously delayed ship completed inch lacked penetration power necessary deal ironclads replaced license built inch muzzle loading guns guns replaced originally intended inch rifled guns wrought iron armor class monitors inch plates class ships ship entirely covered layers armor plates plates extended inches waterline armor backed wooden beam maximum thickness inches gun turret protected layers armor curved plates layers thick protected base funnel height feet deck unlike predecessors built deck armor save weight deck later prepared addition inch armor plates installed construction career began november belgian firm assembly saint_petersburg ship laid december launched entered service cost total double contract cost ship assigned baltic fleet completion sister ships port visit stockholm sweden july august command general admiral grand duke completed armored ring inches thick inches tall fitted base turret prevent splinters later armored outward curving fitted turret protect crewmen later added probably 1870s upper portion turret gun ports turret mounted light gun probably inch gun defense torpedo boats fourth gun mounted platform aft funnel hurricane deck built funnel turret probably 1870s little known ship career laid winter reclassified coast defense ironclad february turned port disposal july stricken august ship converted coal barge removal turret armor wooden backing division hull holds redesignated ship abandoned soviets forced withdraw finland april according terms treaty brest later scrapped
Russian monitor Veschun