History | |
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Name | U-72 |
Ordered | 6 January 1915 |
Builder | AG Vulkan, Hamburg |
Yard number | 56 |
Launched | 31 October 1915 |
Commissioned | 26 January 1916 |
Fate | 1 November 1918 - Scuttled during the evacuation of Cattaro in position 42°30′N18°41′E / 42.500°N 18.683°E [1] |
General characteristics [2] | |
Class and type | Type UE I submarine |
Displacement | |
Length |
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Beam |
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Height | 8.25 m (27 ft 1 in) |
Draught | 4.86 m (15 ft 11 in) |
Installed power | |
Propulsion | 2 shafts, 2× 1.38 m (4 ft 6 in) propellers |
Speed |
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Range |
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Test depth | 50 m (164 ft 1 in) |
Complement | 4 officers, 28 enlisted |
Armament |
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Service record | |
Part of: |
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Commanders: | |
Operations: | 4 patrols |
Victories: |
SM U-72 was one of 329 submarines serving in the Imperial German Navy in World War I. U-72 was engaged in the commerce war in First Battle of the Atlantic.
Type UE I submarines were preceded by the longer Type U 66 submarines. U-72 had a displacement of 755 tonnes (743 long tons) when at the surface and 832 tonnes (819 long tons) while submerged. [2] She had a total length of 56.80 m (186 ft 4 in), a pressure hull length of 46.66 m (153 ft 1 in), a beam of 5.90 m (19 ft 4 in), a height of 8.25 m (27 ft 1 in), and a draught of 4.86 m (15 ft 11 in). The submarine was powered by two 900 metric horsepower (660 kW; 890 shp) engines for use while surfaced, and two 900 metric horsepower (660 kW; 890 shp) engines for use while submerged. She had two propeller shafts. She was capable of operating at depths of up to 50 metres (160 ft). [2]
The submarine had a maximum surface speed of 10.6 knots (19.6 km/h; 12.2 mph) and a maximum submerged speed of 7.9 knots (14.6 km/h; 9.1 mph). [2] When submerged, she could operate for 83 nautical miles (154 km; 96 mi) at 4 knots (7.4 km/h; 4.6 mph); when surfaced, she could travel 7,880 nautical miles (14,590 km; 9,070 mi) at 7 knots (13 km/h; 8.1 mph). U-72 was fitted with two 50 centimetres (20 in) torpedo tubes (one at the port bow and one starboard stern), four torpedoes, and one 8.8 centimetres (3.46 in) deck gun. She had a complement of thirty-two (twenty-eight crew members and four officers). [2]
U-72 left the stocks at Hamburg (AG Vulcan) in March 1916, joined the Kiel School, and first entered North Sea on 11 April 1916. Attached 1st Half Flotilla, under the command of Kaptlt. Krafft. [7]
Date | Name | Nationality | Tonnage [Note 1] | Fate [8] |
---|---|---|---|---|
7 September 1916 | Achaia | ![]() | 2,733 | Sunk |
7 September 1916 | Hiso | ![]() | 1,562 | Sunk |
7 September 1916 | HMS Doreen | ![]() | 9 | Sunk |
7 September 1916 | HMS Allegro | ![]() | 7 | Sunk |
7 September 1916 | HMS Griffin | ![]() | 10 | Sunk |
7 September 1916 | HMS Puffin | ![]() | Unknown | Damaged |
19 November 1916 | Maria Di Pompei | ![]() | 286 | Sunk |
23 November 1916 | Margherita F. | ![]() | 44 | Sunk |
26 November 1916 | Christoforos | ![]() | 3,674 | Sunk |
27 November 1916 | Salvatore Ciampa | ![]() | 1,728 | Sunk |
2 December 1916 | Palermo | ![]() | 9,203 | Sunk |
11 December 1916 | Jeanne | ![]() | 534 | Sunk |
14 December 1916 | Caledonia | ![]() | 7,572 | Damaged |
3 June 1917 | Manin B. | ![]() | 249 | Sunk |
7 June 1917 | Errington Court | ![]() | 4,461 | Damaged |
8 June 1917 | Cheltonian | ![]() | 4,426 | Sunk |
8 June 1917 | Felicina | ![]() | 165 | Sunk |
9 June 1917 | Bravore | ![]() | 1,650 | Sunk |
9 June 1917 | General Laurie | ![]() | 238 | Sunk |
9 June 1917 | Montebello | ![]() | 2,603 | Sunk |
13 June 1917 | Santo | ![]() | 622 | Sunk |
13 June 1917 | Biagio | ![]() | 276 | Sunk |
25 June 1917 | Southern | ![]() | 5,694 | Damaged |
7 July 1917 | Shigizan Maru | ![]() | 2,828 | Sunk |
1 August 1917 | Rokeby | ![]() | 3,786 | Damaged |
4 August 1917 | British Monarch | ![]() | 5,749 | Sunk |
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