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German submarine ''U-455'' was a Type VIIC U-boat built for Nazi Germany's ''Kriegsmarine'' for service during World War II. She was laid down on 3 September 1940, launched on 21 June 1941 and commissioned on 21 August with ''Kapitänleutnant'' Hans-Henrich Giessler in command of a crew of 51. Her service began with the 5th U-boat Flotilla, a training outfit. She was transferred to the 7th flotilla for operations at the beginning of 1942 and again to the 29th flotilla in March 1944. She carried out ten patrols and was a member of six wolfpacks; she sank three ships for a total of . She was lost, probably in the Ligurian Sea (north of Corsica), on 6 April 1944. Her wreck was discovered in 2005, off Genoa. She had previously been thought to be near La Spezia. ==Design== German Type VIIC submarines were preceded by the shorter Type VIIB submarines. ''U-455'' had a displacement of when at the surface and while submerged. She had a total length of , a pressure hull length of , a beam of , a height of , and a draught of . The submarine was powered by two Germaniawerft F46 four-stroke, six-cylinder supercharged diesel engines producing a total of for use while surfaced, two Siemens-Schuckert GU 343/38–8 double-acting electric motors producing a total of for use while submerged. She had two shafts and two propellers. The boat was capable of operating at depths of up to . The submarine had a maximum surface speed of and a maximum submerged speed of . When submerged, the boat could operate for at ; when surfaced, she could travel at . ''U-455'' was fitted with five torpedo tubes (four fitted at the bow and one at the stern), fourteen torpedoes, one , 220 rounds, and an anti-aircraft gun. The boat had a complement of between forty-four and sixty. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「German submarine U-455」の詳細全文を読む スポンサード リンク
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