class battleship class pair semi dreadnought battleships built imperial_japanese_navy decade 20th century battleships built japan marked transitional stage pre dreadnought true dreadnought designs saw combat world war led squadron occupied german colonies pacific_ocean ships disarmed expended targets accordance terms background class ordered late war naval program russo japanese war unlike previous class pre dreadnought battleships battleships ordered japanese shipyards ship class imported components originally intended mount dozen inch gun twin single gun turrets combination shortage japanese built inch guns additional expense caused ships redesigned carry inch inch guns twin gun turrets intended armament ships laid big gun battleships world completed original design probably reflecting extensive british technical assistance class ships greatly resembled enlarged version british lord nelson class single gun amidships intermediate turrets replaced twin gun turrets heavy intermediate armament ships considered semi dreadnoughts transitional stage pre dreadnoughts light intermediate armament dreadnoughts solely equipped large guns description construction delayed laid occupied armored cruiser freed ship launching took opportunity provided delay modify ship accommodate steam turbines changes generally increased size changes great generally considered half sister crew ranged officers enlisted men overall length feet beam feet normal draft feet displaced long tons normal load feet long overall beam feet draft half sister displaced long tons normal load propulsion powered pair vertical triple expansion steam engines driving propeller shaft steam generated water tube boilers mixture coal fuel oil engines rated total indicated horsepower designed reach speed knots mph ship sea trials reached knots mph ihp carried maximum long tons coal long tons oil allowed steam nautical miles speed knots mph unlike half sister funnels intended use type engines sister decided fit pair steam turbine sets launched turbines powered propeller shaft steam boilers turbines rated total shaft horsepower design speed knots mph ship reached speed knots mph sea trials shp carried maximum long tons coal long tons oil gave range half sister armament ships completed caliber inch 41st year type guns gun turrets fore aft superstructure fired pound armor piercing shells muzzle velocity gave maximum range yards intermediate armament numerous preceding class twin gun turrets equipped caliber type inch guns turrets superstructure guns muzzle velocity firing pound shells major difference ships secondary armament consisted caliber inch 41st year type guns mounted casemates sides hull gun fired pound shell muzzle velocity contrast equipped dozen caliber inch 41st year type quick firing guns mounted casemates sides hull gun fired pound shell muzzle velocity ships equipped caliber pounder cwt guns caliber pounder guns guns fired pound shells muzzle feet second respectively addition battleships fitted submerged inch torpedo tubes broadside stern armor waterline main belt class vessels consisted krupp cemented armor maximum thickness inches amidships tapered thickness inches inches ends ship inch armor protected casemates barbettes main guns inches thick armor main gun turrets maximum thickness inches inches inch thicker deck armor inches thick conning tower protected inches armor ships service completion british battleship dreadnought big gun armament steam turbines meant ships obsolete completed recognized fact drew iteration fleet building plan class battleships battlecruisers include assigned 1st battleship squadron world war began august served rear admiral flagship second south seas squadron seized german possessions caroline october rejoined refitted naval arsenal served rest war assigned 1st squadron completion refit remained transferred 2nd battleship squadron years immediately following end war united_states britain japan launched huge naval construction programs countries decided new naval arms race ill advised convened discuss arms limitations produced signed february japan limits obsolete semi dreadnought battleships disposed end ships disarmed stricken navy list converted target ships sunk battlecruiser battleship tokyo bay september sunk battleships days later area
Satsuma-class battleship