german type submarine submarine sub class submarine built nazi_germany kriegsmarine boats designed intended fairly large ocean going submarines inspiration type submarine came german type submarine similar diving depth identical submerged horsepower type submarines 6th 10th successful boats saw service world war sinking ships respectively type submarines sunk fairly early war scuttled prevent falling hands allies construction type submarines ordered kriegsmarine july november overall german plan armament violation treaty versailles design submarines derived submarine contracts construction submarines awarded bremen boat laid bremen ship yards keel laid march boat laid construction began september november submarines fully constructed commissioned kriegsmarine design general characteristics type submarines german submarines double hull allowed greater chance survival event attack gave better surface type submarines test depth metres class man cylinder diesel engines produced shp double acting electric motors produced shp allowed travel knots mph surfaced knots mph submerged type submarines range nmi knots mph surface nmi knots mph submerged fuel capacity tonnes long tons maximum crew capacity number board usually armament type submarines torpedo tubes bow stern carried total torpedoes torpedo pounds pounds torpedoes travel fast knots torpedoes internally deck containers order torpedoes forward bow torpedo room torpedoes lifted boat crane crew pull torpedo inside vessel cradle set angle allow torpedo slide position inside torpedo room torpedo tube torpedo deck submarine surface calm water torpedo pulled compartment lowered forward bow torpedo room process hours torpedo boat unable dive making easy target allied aircraft type submarines equipped deck gun mounting forward conning tower shell storage rounds gun fired pound round muzzle velocity maximum range aircraft weapon ceiling training elevation manual rate fire rounds minute armed anti aircraft guns guns range metres firing rounds minute firing aircraft ceiling reduced muzzle velocity round weighed pounds range metres firing rate rounds minute muzzle velocity shell total weight list type boats type class boats built bremen commissioned deployed type submarines stationed german port city wilhelmshaven laid bremen march following year construction launched bremen shipyards commissioned kriegsmarine august command member 6th boat flotilla far successful type boat sixth successful boat world war sinking merchant ships total gross register tons grt warships war patrols august march spite victories later withdrawn combat service training submarine crews end war crew scuttled boat falling hands allies keel laid april year half construction commissioned october command commissioning assigned 6th boat flotilla like conducted patrols patrols managed sink damage enemy vessels like ranks successful world war holding 10th place world war drawing disastrous close germany scuttled crew west keel laid june commissioned year later december command member 6th boat flotilla september days began war time patrol hunted british destroyers hms disabled depth charges attempted sink british aircraft carrier crew members survived captured british german boat sunk world war ordered construction july keel laid july launched bremen november commissioned february command conducted war patrols career 6th boat flotilla short war time service sank ships sank october hitting mines english channel attempting short cut rendezvous boats laid november launched january commissioned kriegsmarine april command adolf undertook war patrols 6th boat flotilla member 2nd boat flotilla brief career sank enemy vessels total grt captured ships total grt damaged ship grt february sunk depth charge attack british destroyer coast ireland crew members lost ship ordered kriegsmarine november keel laid december yard number launched february commissioned july command vessel short career sunk war patrol service kriegsmarine conducted training patrol war patrol damaged enemy vessel grt patrols member 6th boat flotilla october sunk southwest ireland british warships crew survived went submarine keel laid august yard bremen launched commissioned august command november july boat conducted combat patrols member later sinking merchant ships total grt damaging ship grt grt declared total loss sunk july southwest azores torpedo dropped united_states navy aircraft escort carrier hands lost ordered kriegsmarine november laid september bremen yard number launched august commissioned november command service kriegsmarine conducted war patrols 6th boat flotilla member 2nd boat flotilla sank total enemy vessels loss grt march struck located minefield number north coast netherlands crew members went submarine
German Type IXA submarine