class battleship class ship class dreadnought battleships built imperial_japanese_navy decade 20th century ships bombarded german fortifications battle saw combat world war sank explosion ammunition magazine loss officers crewmen disarmed converted target ship years later meet terms served sunk american carrier aircraft ship refloated war scrapped background class ordered june warship supplement program russo japanese war japan dreadnoughts construction delayed severe depression steps recently adopted fleet program required fleet dreadnoughts armored cruisers design based uniform inch main gun armament layout german dreadnoughts nassau classes iteration design twin gun turrets pairs superfiring turrets fore aft superstructure turrets amidships maximize end fire layout rejected exceeded informal long tons limit design revised turrets layout caliber inch guns preceding battleships early received reports royal_navy latest battleships longer caliber guns chief naval general staff admiral pushed use guns cost considerations prevented guns having barrel length fore aft turrets description ships different bow designs comparison purposes bow longer vertical stem ships externally virtually identical ships overall length feet beam feet inches normal draft feet displaced long tons normal load metacentric height feet inches crew ranged officers enlisted men propulsion class vessels fitted pair license built curtis steam turbine sets set driving propeller steam water tube boilers working pressure bar kpa psi turbines rated total shaft horsepower design speed knots mph testing turbines ships proved significantly powerful designed shp shp speeds attained sea trials unknown ships carried maximum long tons coal long tons fuel oil gave range nautical miles speed knots mph armament class carried caliber inch guns mounted twin gun turrets fore aft superstructure guns ordered vickers built japan fore aft turrets traverse fired pound armor piercing shells muzzle velocity gave maximum range yards caliber inch 41st year type mounted twin gun wing turrets turret traverse caliber guns fired shell longer guns muzzle velocity reduced range yards inch gun provided rounds normally loaded elevation loaded angle guns elevation range secondary armament consisted caliber inch 41st year type guns mounted casemates sides hull caliber quick firing inch 41st year type guns inch gun fired pound shell muzzle velocity ships carried rounds gun shell inch gun weighed pounds fired muzzle velocity gun provided rounds ships equipped dozen caliber inch 41st year type guns defense torpedo boats shorter inch guns guns mounted ships boats guns fired pound shells muzzle feet second respectively carried total rounds longer guns shorter guns addition fitted submerged inch torpedo tubes broadside stern ships boats carry torpedoes ships carried total type torpedoes pound maximum range yards speed knots mph armor waterline main belt class ships consisted krupp cemented armor maximum thickness inches amidships tapered thickness inches inches ends ship approximately feet inches belt waterline feet inches belt armor inches thick covered hull height middle deck inch protected casemates barbettes main guns inches thick weather deck inches armor inch gun turrets maximum thickness inches inch roof deck armor inches thick conning tower protected inches armor ships service following japanese ship naming conventions named ancient japanese provinces osaka significant action performed ship world war bombarded german fortifications october november final stage battle assigned squadron refitted respectively completion ships assigned july sunk accidental magazine explosion killed crewmen stricken navy list september wreck later partially dismantled hull abandoned place serve artificial reef reassigned squadron later month time dozen caliber inch 4th year type guns removed inch anti aircraft guns added torpedo tubes removed ship served flagship emperor naval reviews held placed reserve late overhaul lasted disarmed terms stricken navy list october following year ship converted target ship armor reinforced withstand hits ship converted radio control allowed operators aboard ship additional armor added beginning second sino japanese war transported battalion naval troops shanghai area simulated radio traffic aircraft carriers beginning pacific war effort allied intelligence locations activities japanese carriers rest war served target carrier pilots badly damaged allied carrier aircraft attacked base july forced beach sink ship stricken navy list november hulk raised broken
Kawachi-class battleship