French submarine Laplace

Laplace

Laplace between 1922 and 1923
History
France
Name	Laplace
Namesake	Pierre-Simon Laplace
Builder	Arsenal de Rochefort
Laid down	1913
Launched	12 August 1919
Completed	1921
Commissioned	1921
Out of service	July 1935
Fate	Stricken and sold for scrap in 1935
General characteristics
Class and type	Lagrange-class submarine
Displacement	920 tonnes (905 long tons) (surfaced) 1,318 tonnes (1,297 long tons) (submerged)
Length	75.2 m (246 ft 9 in)
Beam	6.3 m (20 ft 8 in)
Draught	3.6 m (11 ft 10 in)
Propulsion	2 × diesel engines, 2,600 hp (1,939 kW) 2 × electric motors, 1,640 hp (1,223 kW)
Speed	16.5 knots (30.6 km/h) (surfaced) 11 knots (20 km/h) (submerged)
Range	4,300 nautical miles (8,000 km) at 10 knots (19 km/h) 125 nautical miles (232 km) at 5 knots (9.3 km/h) (submerged)
Test depth	50 m (160 ft)
Complement	47
Armament	8 × 450 mm (17.7 in) torpedo tubes 2 × 75 mm (3.0 in) deck guns 2 × 8 mm (0.31 in) machine guns

The French submarine Laplace (Q111) was a Lagrange-class submarine built for the French Navy built between 1913 and 1919. It was laid down in the Arsenal de Rochefort shipyards and launched on 12 August 1919. Laplace was completed in 1921 and served in the French Marine Nationale until 1935.