japanese ironclad central battery ironclad built imperial_japanese_navy 1870s built united_kingdom ships constructed japan ship participated sino japanese war damaged battle river participated early collided japanese ships storm sank refloated following year repaired played minor role russo japanese war reclassified coast defense ship war struck navy list sold scrap following year background tensions japan china heightened launched expedition taiwan retaliation murder number sailors china possibility buying ironclad warships great_britain japan negotiating brazilian government purchase ironclad construction britain japanese terminated negotiations october ship badly damaged launching expeditionary force withdraw taiwan crisis illustrated need reinforce budget request submitted month acting navy minister million purchase warships abroad japanese shipyard able build ships size ordered great_britain rejected expensive revised request million approved later month march proposed buy ironclad half money authorized use rest gun production shipyard response prime minister office proposal revised use allocated money buy ships iron armored warship armored composite construction designed prominent british naval architect sir chief royal_navy reed supervise construction ships percent construction cost prime minister office approved revised proposal notified japanese consul navy officers visiting negotiate contract reed commander arrived london july gave reed specifications ships reed responded september offer excluding armament exceeded allocated budget signed contracts ships september despite problem reed scheduled depart trip russia matter concluded departure informed navy ministry costs signing response postpone order armored frigate arrive october totals contracts came include armament ordered krupp percent payment government struggled provide necessary money additional expenses approved prime minister office june especially money necessary fully equip ships sea provision delivery voyage japan description design based scaled version class central battery ironclad familiar japanese flagship ship feet long perpendiculars beam feet forward draft feet inches drew feet inches aft displaced long tons crew officers enlisted men propulsion pair cylinder double expansion trunk steam engines sons driving bladed inch propeller cylindrical boilers provided steam engine working pressure bar kpa psi engines designed produce indicated horsepower ships speed knots mph sea trials january reached maximum speed knots mph ihp ship carried maximum long tons coal steam nautical miles knots mph ironclad barque rigged sail area square feet reduce wind resistance sail funnel semi retractable ship modernized naval arsenal beginning masts removed replaced military masts fitted fighting tops funnel fixed height received new cylindrical boilers offset reduced number boilers new ones fitted forced draught increased working pressure bar kpa psi space available removal boilers increase coal storage long tons armament armor fitted caliber centimeter krupp rifled breech loading guns caliber centimeter krupp guns guns mounted corners armored citadel main deck angle degrees centerline ship gun traverse degrees left right degree arc bow stern fired pivot mounted centimeter guns positioned sides upper deck gun ports allowed act chase guns firing fore aft broadside ship carried long short millimeter guns intended use ashore mounted ship boats armor piercing shell centimeter gun weighed pounds muzzle velocity credited ability penetrate inches wrought iron armor muzzle pound centimeter shell muzzle velocity penetrate inches armor data available millimeter guns muzzle long short guns respectively 1880s armament augmented times june seven quadruple millimeter machine guns added defense torpedo boats positioned upper deck fighting tops years later millimeter machine guns mounted fighting tops slightly earlier ship mount millimeter torpedo tubes torpedoes water tubes broadside added late fired weapons january testing revealed torpedoes damaged impact water recommendation prominent french naval architect added ends tubes torpedoes strike water horizontally better distributed shock impact modifications successful tests conducted end year ship refitted anti torpedo boat armament reinforced replacement millimeter guns pair pounder hotchkiss guns single pounder hotchkiss gun additional millimeter guns fighting tops added time sino japanese war small deck added quick firing gun mounted stern chase gun gun mounted forecastle forward chase gun centimeter guns replaced pair centimeter quick addition pounder hotchkiss guns added millimeter guns replaced millimeter march centimeter chase guns superseded guns chase guns shifted room final change armament july obsolete centimeter guns replaced centimeter guns pounders added wrought iron waterline armor belt inches thick amidships tapered inches ends ship sides central battery inches thick transverse bulkheads inches thick construction career given classical japan built brothers shipyard london japanese sources universally date keel laying september awarding contract historian describes arguing shipyard order material begin construction cash hand launched april wife japanese consul cut retaining rope hammer completed january ship sailed japan march command british captain british crew ready long voyage suez_canal lightly damaged ran aground april received temporary repairs local dockyard arrived june classified second class warship transit transferred naval arsenal june permanent repairs july formal ceremony held ship attended senior government officials ship opened tours nobility families invited guests days ceremony beginning july general public allowed tour ship week assigned naval district year transported tour august departed emperor tour lasted september ship transferred port visits korea following year visited hong_kong shanghai china hosted empress launching ceremony corvette march transferred ship lengthy cruise visited ports korea russia china following year participated fleet maneuvers march hosted emperor visits november july extensively refitted partially modernized naval arsenal battle river september assigned rear japanese main body heavily engaged chinese ships hit times inch shells penetrated armor crew killed wounded battle crew fired thirty thirty pounder shells shells machine guns ship present january february significant combat october anchor chain broke strong gale collided ram protected cruiser struck sister ship sank classed second class battleship march refloated july repaired naval arsenal ran trials april served flagship russo japanese war held reserve south battle case battle drifted way september centimeter guns use siege port arthur replaced guns transferred damaged december reclassified coast defense ship december stricken april relegated status miscellaneous service craft assigned harbor master ordered sold february reported sale november provided information date sale winning
Japanese ironclad Fusō