French ironclad Couronne

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Postcard of Couronne at anchor
Class overview
Operators French Navy
Preceded byGloire class
Succeeded byMagenta class
Built1859–1862
In service1862–1931
In commission1862–1908
Completed1
Scrapped1
History
NameCouronne
NamesakeCrown of Napoleon III
Ordered4 March 1858
BuilderArsenal de Lorient
Cost6,018,885 francs
Laid down14 February 1859
Launched28 March 1861
Commissioned2 February 1862
Out of service
Hulked
, 1 September 1909
ReclassifiedAs gunnery training ship, 1885
FateScrapped, 1934
General characteristics (as completed)
Type
Armoured frigate
Displacement6,428 t (6,326 long tons)
Length80.85 m (265 ft 3 in)
Beam16.7 m (54 ft 9 in)
Draught7.8 m (25 ft 7 in)
Depth of hold9.7 m (31 ft 10 in)
Installed power
  • 8 oval
    boilers
  • 2,597 
    kW
    )
Propulsion1 × shaft; 1 × HRCR-steam engine
Sail planBarquentine rigged
Speed12.5 knots (23.2 km/h; 14.4 mph)
Range2,410 nautical miles (4,460 km; 2,770 mi) at 10 knots (19 km/h; 12 mph)
Complement570
Armament30 × 164.7 mm (6.5 in) rifled breech-loading guns
Armour

The French ironclad Couronne ("Crown") was the first iron-

hulked the following year and became a barracks ship in Toulon. Couronne was scrapped
in 1934, over 70 years after she was completed.

Design and description

Gunnery practice on Couronne

Designed by the French

gun ports were slightly higher above the waterline than those of her predecessors, 2 metres (6 ft 7 in), and Couronne took aboard less water as well.[5] She had a crew of 570 officers and enlisted men.[4]

The ship had a single

metric horsepower (1,910 kW) during her sea trials. She carried a maximum of 675 tonnes (664 long tons) of coal[4] which allowed her to steam for 2,410 nautical miles (4,460 km; 2,770 mi) at a speed of 10 knots (19 km/h; 12 mph).[6] The details of Couronne's sailing rig are not precisely known, although a photograph of her in her original single-decker ironclad guise quite clearly shows her with full ship rig (square rig on three masts), but presumably she was fitted with a light barquentine rig with three masts like that of the Gloire-class ships. It is also unknown if she had the same multiple changes of rigging as those ships.[7]

Couronne was armed with 36 Modèle 1860 164.7-millimetre (6.5 in)

Hotchkiss revolving cannon were mounted on the upper deck.[3]

Couronne's wrought iron hull was completely protected by armour plates 120 millimetres thick. The armour backing consisted of two layers of teak, totaling 380 millimetres (15 in) in thickness, an iron lattice work 33 millimetres (1.3 in) thick, and the 20-millimetre (0.79 in) side of the hull. The ship had a conning tower with armour 100 millimetres (3.9 in) thick and 12.7 millimetres (0.5 in) of armour underneath the wooden upper deck.[3]

Construction and service

A lithograph postcard of Couronne sailing in heavy seas

Ordered on 4 March 1858,

Mediterranean Fleet, the ship made a port visit in August 1865 to Brest where the fleet hosted the British Channel Fleet. A few days later the French fleet made a reciprocal visit to Portsmouth where it was hosted by the Channel Fleet.[10] On 1 March 1867, Couronne was driven ashore in the Îles d'Hyères, Var in a storm. Several people died.[11]

Portrait of Couronne as a gunnery training ship.

During the Franco-Prussian War the ship was assigned to

Vice Admiral Léon Martin Fourichon's squadron that blockaded German ports in the Heligoland Bight in August and September 1870.[12] The four German ironclads at Wilhelmshaven sortied in search of the French squadron in early August before the French arrived and in mid-September[13] after the French were forced to abandon the blockade for lack of coal.[14]

Couronne returned to Toulon on 10 December. In 1876, she was assigned to the Mediterranean Squadron. From 1881 to 1885, Couronne was reconstructed to serve as a gunnery training ship, replacing

spar deck and poop decks were fitted which gave her the appearance of a steam ship of the line of the Napoléon type. The ship was rearmed with an assortment of guns of various calibres for training purposes, replacing Souverain in this role.[16] Her crew and trainees numbered 1200 officers and enlisted men. Couronne was replaced as a gunnery training ship on 1 December 1908 and disarmed on 1 September 1909.[5] She was subsequently converted to a floating barracks at Toulon until she was scrapped in 1934.[6]

Footnotes

  1. ^ Biography Camille Audenet
  2. ^ Gardiner, p. 54
  3. ^ a b c d e Campbell, p. 286
  4. ^ a b c d e f g Gille, p. 23
  5. ^ a b c d de Balincourt & Vincent-Bréchignac, Part II, p. 24
  6. ^ a b c Silverstone, p. 61
  7. ^ de Balincourt & Vincent-Bréchignac, Part I, p. 14
  8. ^ Gardiner, p. 159
  9. ^ Luraghi, p. 319
  10. ^ Jones, pp. 35, 37
  11. ^ "Multum in Parvo". Newcastle Courant. No. 10028. Newcastle upon Tyne. 8 March 1867.
  12. ^ Wilson, vol. 1, pp. 275–276
  13. ^ Sondhaus, p. 102
  14. ^ Wilson, vol. 1, p. 276
  15. ^ Le Souverain (1819 – 1885), Nicolas Mioque
  16. ^ Mioque, Nicolas (2014-05-16). "Le Souverain (1819-1885)". Trois-Ponts! (in French). Retrieved 2019-08-25.

Bibliography