SM UB-155[Note 1] was a German Type UB III submarine or U-boat built for the German Imperial Navy (German: Kaiserliche Marine) during World War I. She was never commissioned into the German Imperial Navy but surrendered to France on 9 March 1919 in accordance with the requirements of the Armistice with Germany and broken up at Brest in July 1921.[2]

UB-148 at sea, a U-boat similar to UB-155.
History
German Empire
NameUB-155
Ordered27 June 1917[1]
BuilderAG Vulcan, Hamburg
Cost4,301,000 German Papiermark
Yard number120
Launched26 October 1918[2]
Completed26 February 1919[2]
FateSurrendered 9 March 1919, broken up[2]
General characteristics [2]
Class and typeType UB III submarine
Displacement
  • 539 t (530 long tons) surfaced
  • 656 t (646 long tons) submerged
Length55.52 m (182 ft 2 in) (o/a)
Beam5.80 m (19 ft)
Draught3.85 m (12 ft 8 in)
Propulsion
Speed
  • 13.5 knots (25.0 km/h; 15.5 mph) surfaced
  • 7.5 knots (13.9 km/h; 8.6 mph) submerged
Range
  • 7,120 nmi (13,190 km; 8,190 mi) at 6 knots (11 km/h; 6.9 mph) surfaced
  • 50 nmi (93 km; 58 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth50 m (160 ft)
Complement3 officers, 31 men[2]
Armament
Service record
Operations: No patrols
Victories: None

Construction

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She was built by AG Vulcan of Hamburg and following just under a year of construction, launched at Hamburg on 26 October 1918. UB-155 carried 10 torpedoes and was armed with a 8.8 cm (3.46 in) deck gun. UB-155 would carry a crew of up to 3 officer and 31 men and had a cruising range of 7,120 nautical miles (13,190 km; 8,190 mi). UB-155 had a displacement of 539 t (530 long tons) while surfaced and 656 t (646 long tons) when submerged. Her engines enabled her to travel at 13.5 knots (25.0 km/h; 15.5 mph) when surfaced and 7.5 knots (13.9 km/h; 8.6 mph) when submerged.


References

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Notes

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  1. ^ "SM" stands for "Seiner Majestät" (English: His Majesty's) and combined with the U for Unterseeboot would be translated as His Majesty's Submarine.

Citations

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  1. ^ Rössler 1979, p. 61.
  2. ^ a b c d e f Gröner 1991, pp. 25–30.

Bibliography

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  • Bendert, Harald (2000). Die UB-Boote der Kaiserlichen Marine, 1914-1918. Einsätze, Erfolge, Schicksal (in German). Hamburg: Verlag E.S. Mittler & Sohn GmbH. ISBN 3-8132-0713-7.
  • Gröner, Erich; Jung, Dieter; Maass, Martin (1991). U-boats and Mine Warfare Vessels. German Warships 1815–1945. Vol. 2. Translated by Thomas, Keith; Magowan, Rachel. London: Conway Maritime Press. ISBN 0-85177-593-4.
  • Rössler, Eberhard (1979). Die deutschen U-Boote und ihre Werften: eine Bilddokumentation über den deutschen U-Bootbau; in zwei Bänden (in German). Vol. I. Munich: Bernard & Graefe. ISBN 3-7637-5213-7.