class destroyer royal_navy ordered ship constructed entered naval service diana initially assigned mediterranean_fleet transferred early temporarily deployed red_sea late crisis returning duty station remained diana transferred mediterranean_fleet second world war began september served home_fleet ship transferred renamed served month canadians sunk collision large freighter escorting october design construction diana displaced long tons standard load long tons deep load ship overall length feet beam feet draught feet inches powered parsons geared steam turbines driving shafts developed total shaft horsepower gave maximum speed knots mph steam turbines provided admiralty drum water tube boilers diana carried maximum long tons fuel oil gave range nautical miles knots mph ship complement officers men ship mounted calibre inch mark guns single mounts anti aircraft defence diana single pounder gun funnels pounder guns mounted bridge fitted water quadruple torpedo tube mounts inch torpedoes depth charge rail throwers fitted depth charges originally carried increased shortly war began diana ordered naval estimates february yards laid june launched june finally commissioned navy december cost total excluding weapons communications equipment supplied admiralty operational history royal_navy ship initially assigned 1st destroyer flotilla mediterranean brief deployment red_sea september november mediterranean diana commanded time ship refitted september october service 8th later 21st arrived january attached mediterranean_fleet red_sea september crisis port visits bombay returning hong_kong august occasion diana investigated lighthouse near lit discovered attacked pirates remained far_east rise tensions world war began prompted recall august outbreak war diana sisters duncan daring assigned mediterranean_fleet arriving october repaired malta november rejoining fleet december briefly placed control duties transferred home_fleet 3rd destroyer flotilla diana arrived home waters january assigned 3rd destroyer flotilla duties included screening units home_fleet carrying patrols february ship escorted towed forth permanent repairs damaged collision whilst escorting convoy diana escorted aircraft carrier returned scapa_flow april aircraft screened light cruisers 18th covered evacuations ship transported norwegian commander chief major general ship escorted carriers furious flew fighters airfield days later diana escorted carriers furious allied withdrawal norway transfer canada ship taken hand refit repair london july completion diana transferred replace sunk collision june british anti aircraft cruiser ship formally commissioned september october escorted convoy bound canada ship sunk days later collided freighter men aboard time officers ratings rescued lost
HMS Diana (H49)