German submarine U-13 (1935)

U-9, a typical Type IIB boat
History
Nazi Germany
Name	U-13
Ordered	2 February 1935
Builder	Deutsche Werke, Kiel
Yard number	248
Laid down	20 June 1935
Launched	9 November 1935
Commissioned	30 November 1935
Fate	Sunk 31 May 1940, in the North Sea. 26 survivors
General characteristics
Class and type	Type IIB coastal submarine
Displacement	279 t (275 long tons) surfaced 328 t (323 long tons) submerged
Length	42.70 m (140 ft 1 in) o/a 27.80 m (91 ft 2 in) pressure hull
Beam	4.08 m (13 ft 5 in) (o/a) 4.00 m (13 ft 1 in) (pressure hull)
Height	8.60 m (28 ft 3 in)
Draught	3.90 m (12 ft 10 in)
Installed power	700 PS (510 kW; 690 bhp) (diesels) 410 PS (300 kW; 400 shp) (electric)
Propulsion	2 shafts 2 × diesel engines 2 × electric motors
Speed	13 knots (24 km/h; 15 mph) surfaced 7 knots (13 km/h; 8.1 mph) submerged
Range	1,800 nmi (3,300 km; 2,100 mi) at 12 knots (22 km/h; 14 mph) surfaced 35–43 nmi (65–80 km; 40–49 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	80 m (260 ft)
Complement	3 officers, 22 men
Armament	3 × 53.3 cm (21 in) torpedo tubes 5 × torpedoes or up to 12 TMA or 18 TMB mines 1 × 2 cm (0.79 in) anti-aircraft gun
Service record
Part of:	1st U-boat Flotilla 1 November 1935 – 1 August 1939 1 September 1939 – 31 May 1940
Identification codes:	M 15 421
Commanders:	Oblt.z.S. / Kptlt. Hans-Gerrit von Stockhausen 30 November 1935 – 30 September 1937 Oblt.z.S. / Kptlt. Karl Daublebsky von Eichhain 1 October 1937 – 5 November 1939 Kptlt. Heinz Scheringer 6 November 1939 – 2 January 1940 Oblt. Wolfgang Lüth 16 – 28 December 1939 Oblt. Max-Martin Schulte 3 January – 31 May 1940
Operations:	9 patrols 1st patrol: a. 25 – 31 August 1939 b. 2 – 6 September 1939 2nd patrol: 11 September – 3 October 1939 3rd patrol: 25 October – 3 November 1939 4th patrol: 15 – 25 November 1939 5th patrol: 9 – 15 December 1939 6th patrol: 24 January – 5 February 1940 7th patrol: a. 16 – 29 February 1940 b. 2 – 3 March 1940 c. 25 – 26 March 1940 8th patrol: a. 31 March – 19 April 1940 b. 21 April – 2 May 1940 9th patrol: 26 – 31 May 1940
Victories:	9 merchant ships sunk (28,056 GRT) 3 merchant ships damaged (26,218 GRT)

German submarine U-13 was a Type IIB U-boat of Nazi Germany's Kriegsmarine which was commissioned on 30 November 1936, following construction at the Deutsche Werke shipyards at Kiel. The first commander on board was Hans-Gerrit von Stockhausen. In her career she completed nine patrols, all while serving with the 1st U-boat Flotilla. The U-boat succeeded in sinking nine ships and damaging three more.