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FIGHTING SHIPS OF THE WORLD
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IMPÉTUEUSE screw frigates (1856-1857)


Ships


Name No Yard No Builder Laid down Launched Comp Fate
Impétueuse     Arsenal de Cherbourg 20.1.1854 15.8.1856 12/1856 stricken 11.1869
Souveraine     Arsenal de Lorient 15.5.1854 3.6.1856 1/1857 hospital ship 6-11/1871, stricken 5.1872


Technical data


Displacement normal, t

3773

Displacement full, t 
Length, m

72.2 pp

Breadth, m

14.7

Draught, m

6.63 mean

No of shafts1 hoisting
Machinery

sails + 1 4-cyl HSE return connecting rod, boilers

Power, h. p.2228
Max speed, kts12
Fuel, tcoal 520
Endurance, nm(kts)

 

Armament

Impétueuse: 6 x 1 - 223/12 No.1 shell SBML, 30 x 1 - 165/17 30pdr No. 1 SBML, 18 x 1 - 165/14 30pdr No.3 SBML, 2 x 1 - 165/14 MLR

Souveraine: 8 x 1 - 223/12 No.1 shell SBML, 26 x 1 - 165/17 30pdr No. 1 SBML, 2 x 1 - 165/14 MLR, 20 x 1 - 163/8 30pdr SBML carronades

Complement

530



Project history

1st rank screw frigates, 1853 design of G. Allix. Wooden hull.

Modernizations

1857, Impétueuse: - 2 x 1 - 165/14 SBML; + 2 x 1 - 165/14 MLR

Naval service

No significant events.