UB-148 at sea, a U-boat similar to UB-112.
|Ordered:||6/8 February 1917|
|Builder:||Blohm & Voss, Hamburg|
|Cost:||3,714,000 German Papiermark|
|Launched:||15 September 1917|
|Commissioned:||16 April 1918|
|Fate:||surrendered 24 November 1918, broken up|
|General characteristics |
|Class and type:||German Type UB III submarine|
|Length:||55.30 m (181 ft 5 in) (o/a)|
|Beam:||5.80 m (19 ft)|
|Draught:||3.70 m (12 ft 2 in)|
|Test depth:||50 m (160 ft)|
|Complement:||3 officers, 31 men|
SM UB-112 was a German Type UB III submarine or U-boat in the German Imperial Navy (German: Kaiserliche Marine) during World War I. She was commissioned into the German Imperial Navy on 16 April 1918 as SM UB-112.[Note 1]
She was built by Blohm & Voss of Hamburg and following just under a year of construction, launched at Hamburg on 15 September 1917. UB-112 was commissioned in the spring the next year under the command of Kptlt. Wilhelm Rhein. Like all Type UB III submarines, UB-112 carried 10 torpedoes and was armed with a 8.8 cm (3.46 in) deck gun. UB-112 would carry a crew of up to 3 officer and 31 men and had a cruising range of 7,420 nautical miles (13,740 km; 8,540 mi). UB-112 had a displacement of 519 t (511 long tons) while surfaced and 649 t (639 long tons) when submerged. Her engines enabled her to travel at 13.3 knots (24.6 km/h; 15.3 mph) when surfaced and 7.4 knots (13.7 km/h; 8.5 mph) when submerged.
Summary of raiding history
|21 August 1918||The Stewart’s Court||United Kingdom||813||Sunk|
|22 August 1918||Prunelle||United Kingdom||579||Sunk|
|23 August 1918||Heros||Sweden||351||Sunk|
|30 September 1918||Atlantico||Portugal||319||Sunk|
|1 October 1918||Aldebaran||Sweden||1,683||Sunk|
|1 October 1918||Gjertrud||Norway||593||Sunk|
|2 October 1918||Bamse||United Kingdom||1,001||Sunk|
|2 October 1918||Poljames||United Kingdom||856||Sunk|
|3 October 1918||Atlantis||Norway||1,171||Sunk|
|3 October 1918||Westwood||United Kingdom||1,968||Sunk|
|3 October 1918||A.E. Mc Kinstry||Canada||1,960||Damaged|
|4 October 1918||Nanna||Norway||1,125||Sunk|
- "SM" stands for "Seiner Majestät" (English: His Majesty's) and combined with the U for Unterseeboot would be translated as His Majesty's Submarine.
- Tonnages are in gross register tons
- Rössler 1979, p. 66.
- Gröner 1991, pp. 25-30.
- Helgason, Guðmundur. "WWI U-boat commanders: Wilhelm Rhein (Royal House Order of Hohenzollern)". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 10 March 2015.
- Helgason, Guðmundur. "Ships hit by UB 112". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 10 March 2015.
- 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. 2. Translated by Thomas, Keith; Magowan, Rachel. London: Conway Maritime Press. ISBN 0-85177-593-4.
- Rössler, Eberhard (1979). U-Bootbau bis Ende des 1. Weltkrieges, Konstruktionen für das Ausland und die Jahre 1935 - 1945. Die deutschen U-Boote und ihre Werften (in German). I. Munich: Bernard & Graefe. ISBN 3-7637-5213-7.