Émeraude-class submarine (1937)

The Émeraude-class submarines were a quartet of four minelaying submarines that were ordered for the French Navy during the 1930s. Only the name boat was laid down before the German invasion of France on 10 May 1940 and she was demolished before she could be launched.

Not to be confused with Émeraude-class submarine (1906).
Class overview
NameÉmeraude class
Operators French Navy
Preceded byRoland Morillot class
Succeeded byPhénix class
Planned4
Completed0
General characteristics
TypeMinelaying submarine
Displacement
  • 862 t (848 long tons) (surfaced)
  • 1,119 t (1,101 long tons) (submerged)
Length72.7 m (238 ft 6 in) (o/a)
Beam7.36 m (24 ft 2 in)
Draft4.1 m (13 ft 5 in)
Installed power
  • 2,000 bhp (1,500 kW) (diesels)
  • 1,270 shp (950 kW) (electric motors)
Propulsion
Speed
  • 15 knots (28 km/h; 17 mph) (surfaced)
  • 9 knots (17 km/h; 10 mph) (submerged)
Range
  • 5,600 nmi (10,400 km; 6,400 mi) at 12 knots (22 km/h; 14 mph) surfaced
  • 90 nmi (170 km; 100 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Complement43
Armament

Ships
ShipLaid downLaunchedFate[1]
Émeraude (Q197)Demolished on the slipway, 23 June 1940
Agate (Q208)Cancelled, 1940
Corail (Q209)
Escarboucle (Q210)

Notes
  1. Gardiner & Chesneau, p. 276

Bibliography
  • Gardiner, Robert & Chesneau, Roger, eds. (1980). Conway's All the World's Fighting Ships 1922–1946. London: Conway Maritime Press. ISBN 0-85177-146-7.
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