hms iron duke hms iron duke class central battery ironclads built royal_navy late 1860s completed ship briefly assigned ireland sent flagship returned years later resumed duties accidentally rammed sank sister ship vanguard heavy fog returned far_east ship ran aground twice deployment returned home lengthy refit assigned channel_fleet remained ship converted coal hulk decade later continued role sold scrap broken design description class designed second class ironclad intended overseas service feet long perpendiculars beam feet draught feet inches forward feet inches aft class ships displaced long tons tons complement officers ratings pair cylinder horizontal return connecting rod steam engines driving single inch propeller steam provided rectangular boilers engines designed ships speed knots mph reached speed knots mph indicated horsepower sea trials november carried maximum long tons coal class ship rigged masts sail area square feet rigged sail area reduced square feet reduce drag funnel lowered sail reach knots mph main armament class ships consisted inch rifled muzzle loading guns positioned main deck broadside guns mounted corners upper deck battery battery sides ships guns certain end fire shell inch gun weighed pounds gun weighed long tons muzzle velocity rated ability penetrate inches wrought iron armour muzzle ships equipped cwt guns chase guns bow pair stern fired pound inch shell inch rifled breech loading guns guns ships received inch torpedo launchers main deck inch guns replaced breech loading inch guns wrought iron waterline armour belt class covered entire length ships inches thick amidships backed inches teak inches ends ships total height feet feet water feet deep load main deck citadel ends protected inch forward bulkhead inch aft sides upper battery inches thick ends unprotected ships man conning tower walls inches thick construction career named nickname 1st duke wellington ship serve royal_navy ship laid dockyard august launched march completed january cost initially assigned plymouth assigned flagship september route far_east ironclad use canal virtually coal reduce draught towed canal days relieved sister ship returned save money return ship hired ship ran aground times frequently sides canal day transit arrival paid recommissioned months later assigned hull summer cruise september route ironclads dublin thick fog ship accidentally rammed sister vanguard dublin bay wrecked little damaged ram torn foot hole vanguard ram damaged watertight bulkhead vanguard engine boiler rooms flooded compartments prevented crew steam powered pumps ship sunk little hour crew abandoned ship following loss replaced vanguard received crew remained july ship began lengthy refit lasted august inspected admiral commander chief plymouth july departed plymouth august bound china station route pulled steamship reef red_sea september days effort vice admiral hoisted flag aboard november ship ran aground entering days pulled free american river little damage princes visited july visiting japan weeks later came aboard serve ship struck rock coast route bay july floated august ship grounded trying assist repairs required month drydock hong_kong january hauled flag relieved vice admiral new commander chief october ship nagasaki japan sailed shanghai china october returned home january began lengthy refit included replacement boilers april ship member admiral august joined ironclad sultan broke loose anchors lisbon december gale accidentally rammed sank french steamship victoria crew manned boat search survivors uncertain saved following year participated queen_victoria golden jubilee fleet review july reduced reserve converted coal hulk serving ship transferred portsmouth april eventually sold scrap glasgow
HMS Iron Duke (1870)