German submarine U-825

Coordinates: 55°31′N 07°30′W / 55.517°N 7.500°W / 55.517; -7.500
Source: Wikipedia, the free encyclopedia.
History
Nazi Germany
NameU-825
Ordered8 June 1942
Builder
Danzig
Yard number1588
Laid down19 July 1943
Launched16 February 1944
Commissioned4 May 1944
Fate
General characteristics
Class and type
Type VIIC submarine
Displacement
Length
  • 67.10 m (220 ft 2 in)
    o/a
  • 50.50 m (165 ft 8 in)
    pressure hull
Beam
  • 6.20 m (20 ft 4 in) o/a
  • 4.70 m (15 ft 5 in) pressure hull
Draught4.74 m (15 ft 7 in)
Installed power
  • 2,800–3,200 PS (2,100–2,400 kW; 2,800–3,200 bhp) (diesels)
  • 750 PS (550 kW; 740 shp) (electric)
Propulsion
Speed
  • 17.7 knots (32.8 km/h; 20.4 mph) surfaced
  • 7.6 knots (14.1 km/h; 8.7 mph) submerged
Range
  • 8,500 nmi (15,700 km; 9,800 mi) at 10 knots (19 km/h; 12 mph) surfaced
  • 80 nmi (150 km; 92 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth
  • 230 m (750 ft)
  • Crush depth: 250–295 m (820–968 ft)
Complement4 officers, 40–56 enlisted
Armament
Service record
Part of:
Identification codes: M 19 192
Commanders:
Operations:
  • 2 patrols:
  • 1st patrol:
  • 29 December 1944 – 18 February 1945
  • 2nd patrol:
  • 1 April – 13 May 1945
Victories:
  • 1 merchant ship damaged
    (7,198 GRT)
  • 1 merchant ship total loss
    (8,262 GRT)

German submarine U-825 was a

Type VIIC U-boat built for Nazi Germany's Kriegsmarine for service during World War II
. She was
Danzig as yard number 1588, launched on 16 February 1944 and commissioned on 4 May 1944 under Oberleutnant zur See
Gerhard Stoelker.

Design

supercharged diesel engines producing a total of 2,800 to 3,200 metric horsepower (2,060 to 2,350 kW; 2,760 to 3,160 shp) for use while surfaced, two Brown, Boveri & Cie GG UB 720/8 double-acting electric motors producing a total of 750 metric horsepower (550 kW; 740 shp) for use while submerged. She had two shafts and two 1.23 m (4 ft) propellers. The boat was capable of operating at depths of up to 230 metres (750 ft).[2]

The submarine had a maximum surface speed of 17.7 knots (32.8 km/h; 20.4 mph) and a maximum submerged speed of 7.6 knots (14.1 km/h; 8.7 mph).

2 cm (0.79 in) C/30 anti-aircraft guns. The boat had a complement of between forty-four and sixty.[2]

Service history

The boat's career began with training at 8th Flotilla on 4 May 1944, followed by active service on 1 December 1944 as part of the 11th Flotilla.

Wolfpacks

U-825 took part in no wolfpacks.

Fate

U-825 surrendered on 13 May 1945 at Loch Eriboll. She was then sunk on 3 January 1946 at 55°31′N 07°30′W / 55.517°N 7.500°W / 55.517; -7.500 as part of Operation Deadlight.

Summary of raiding history

Date Ship Name Nationality Tonnage
(GRT)
Fate[3]
27 January 1945 Solør  Norway 8,262 Total loss
27 January 1945 Ruben Dario  United States 7,198 Damaged

References

  1. ^ Helgason, Guðmundur. "Gerhard Stoelker". German U-boats of WWII - uboat.net. Retrieved 30 March 2015.
  2. ^ a b c d Gröner 1991, pp. 43–46.
  3. ^ Helgason, Guðmundur. "Ships hit by U-825". German U-boats of WWII - uboat.net. Retrieved 30 March 2015.

Bibliography

External links