| 词条 | German submarine U-957 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 释义 |
German submarine U-957 was a Type VIIC U-boat of Nazi Germany's Kriegsmarine during World War II. Laid down by Blohm & Voss, Hamburg, on 11 March 1942, the U-boat was launched on 21 November 1942, and commissioned on 7 January 1943, by Leutnant zur See Franz Saar. DesignGerman Type VIIC submarines were preceded by the shorter Type VIIB submarines. U-957 had a displacement of {{convert|769|t|LT}} when at the surface and {{convert|871|t|LT}} while submerged.{{sfn|Gröner|1991|pp=43-46}} She had a total length of {{convert|67.10|m|ftin|abbr=on}}, a pressure hull length of {{convert|50.50|m|ftin|abbr=on}}, a beam of {{convert|6.20|m|ftin|abbr=on}}, a height of {{convert|9.60|m|ftin|abbr=on}}, and a draught of {{convert|4.74|m|ftin|abbr=on}}. The submarine was powered by two Germaniawerft F46 four-stroke, six-cylinder supercharged diesel engines producing a total of {{convert|2800 to 3200|PS|kW shp|-1}} for use while surfaced, two Brown, Boveri & Cie GG UB 720/8 double-acting electric motors producing a total of {{convert|750|PS|kW shp}} for use while submerged. She had two shafts and two {{convert|1.23|m|ft|abbr=on|0}} propellers. The boat was capable of operating at depths of up to {{convert|230|m}}.{{sfn|Gröner|1991|pp=43-46}} The submarine had a maximum surface speed of {{convert|17.7|kn}} and a maximum submerged speed of {{convert|7.6|kn}}.{{sfn|Gröner|1991|pp=43-46}} When submerged, the boat could operate for {{convert|80|nmi}} at {{convert|4|kn}}; when surfaced, she could travel {{convert|8500|nmi}} at {{convert|10|kn}}. U-957 was fitted with five {{convert|53.3|cm|in|0|abbr=on}} torpedo tubes (four fitted at the bow and one at the stern), fourteen torpedoes, one {{convert|8.8|cm|in|2|abbr=on}} SK C/35 naval gun, 220 rounds, and one twin {{convert|2|cm|in|sp=us|abbr=on}} C/30 anti-aircraft gun. The boat had a complement of between forty-four and sixty.{{sfn|Gröner|1991|pp=43-46}} Service historyUnder the command of Oberleutnant zur See Gerhard Schaar U-957 carried out seven war patrols between December 1943 and October 1944, sinking two commercial vessels; the British Fort Bellingham and the Soviet survey vessel Nord; and two military vessels, the American submarine chaser {{USS|PTC-38}}, and the Soviet corvette Brilliant. FateHer combat career ended on 19 October 1944 at Lofoten, Norway, when she collided with a German steamer. On 21 October 1944 she was taken out of service in Trondheim. On 29 May 1945 she was taken to England where she was broken up.[1] Summary of raiding history
ReferencesNotes1. ^{{cite web |url=http://uboat.net/boats/u957.html |title=The Type VIIC boat U-957 |last=Helgason |first=Guðmundur |website=German U-boats of WWII - uboat.net |accessdate=2009-08-28}} 2. ^{{cite web |url=http://uboat.net/boats/successes/u957.html |title=Ships hit by U-957 |last=Helgason |first=Guðmundur |website=German U-boats of WWII - uboat.net |accessdate=2009-08-28}} 3. ^Merchant ship tonnages are in gross register tons. Military vessels are listed by tons displacement. Citations{{Reflist}}Bibliography{{Refbegin}}
|last1=Busch |first1=Rainer |last2=Röll |first2=Hans-Joachim |title=Deutsche U-Boot-Verluste von September 1939 bis Mai 1945 |trans-title=German U-boat losses from September 1939 to May 1945 |work=Der U-Boot-Krieg |volume=IV |publisher=Mittler |location=Hamburg, Berlin, Bonn |year=1999 |isbn=3-8132-0514-2 |language=German |ref=harv }}
|last1=Gröner |first1=Erich |author-link1= |author-mask1= |last2=Jung |first2=Dieter |display-authors= |last-author-amp= |last3=Maass |first3=Martin |translator-last1=Thomas |translator-first1=Keith |translator-last2=Magowan |translator-first2=Rachel |year=1991 |title=U-boats and Mine Warfare Vessels |volume=2 |work=German Warships 1815–1945 |location=London |publisher=Conway Maritime Press |isbn=0-85177-593-4 |ref=CITEREFGr.C3.B6ner1991 }}
|last=Sharpe |first=Peter |title=U-Boat Fact File |publisher=Midland Publishing |location=Great Britain |year=1998 |isbn=1-85780-072-9 |ref=harv }}{{Refend}} External links
|url=http://uboat.net/boats/u957.html |title=The Type VIIC boat U-957 |last=Helgason |first=Guðmundur |website=German U-boats of WWII - uboat.net |accessdate=29 December 2014 }}
|url=http://www.u-boot-archiv.de/dieboote/u0957.html |title=U 957 |last=Hofmann |first=Markus |website=Deutsche U-Boote 1935-1945 - u-boot-archiv.de |language=German |accessdate=29 December 2014 }}{{German Type VII submarines}}{{October 1944 shipwrecks}}{{Subject bar | portal1=Military of Germany | portal2=Submarine | portal3=World War II }}{{use dmy dates|date=December 2014}}{{DEFAULTSORT:U0957}} 7 : German Type VIIC submarines|World War II submarines of Germany|U-boats commissioned in 1943|1942 ships|Ships built in Hamburg|U-boat accidents|Maritime incidents in October 1944 |
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