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German submarine ''U-434'' was a Type VIIC U-boat of Nazi Germany's ''Kriegsmarine'' during World War II. The U-boat was laid down on 20 January 1940 at the Schichau-Werke yard, Danzig, launched on 15 March 1941, and commissioned on 21 June 1941, ''Kapitänleutnant'' Wolfgang Heyda commanding. ''U-434'' sailed from Kristiansand, Norway on 2 November 1941, on her first and only war patrol. On 18 December, ''U-434'' was sunk in the North Atlantic north of Madeira, Portugal, in position . The U-boat was forced to the surface by depth charges from the British escort destroyer and the destroyer . There were 2 dead and 42 survivors. ==Design== German Type VIIC submarines were preceded by the shorter Type VIIB submarines. ''U-434'' 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 AEG GU 460/8-276 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-434'' 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-434」の詳細全文を読む スポンサード リンク
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