French battleship Iéna (1898)

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Iéna in March 1907
Career (France) French Navy Ensign
Namesake: Battle of Jena-Auerstedt
Builder: Brest shipyard
Laid down: 3 April 1897
Launched: September 1898
Commissioned: 14 April 1902
Decommissioned: 3 July 1907
Fate: Exploded accidentally on 12 March 1907. Sunk as target ship on 2 December 1909. Sold for scrap in 1912.
General characteristics
Class and type: Single pre-dreadnought battleship
Displacement: 12 750 tonnes
Length: 122.15 m
Beam: 20.80 m
Propulsion: 3 steam engines with 20 boilers and 3 propellers. 16 500 HP
Speed: 18.1 knots
Range: 4 500 nm at 10 knots
Complement: 630
Armament:

4 x 305mm/40 Modèle 1893 guns (twin mounts)
8 x 163mm/45 Modèle 1893 guns
8 x 100mm/10
16 x 47 mm

4 torpedo tubes
Armour:

230 to 320 mm at the belt

80mm on deck

The Iéna was a pre-dreadnought battleship of the French Navy.

Her design was derived, and similar to that of the preceding Charlemagne class battleships.

In 1906, she was dispatched to provide assistance to Napoli after the eruption of Mount Vesuvius.

On 12 March 1907, an accidental explosion occurred aboard as Iéna was refitting. A first explosion started a fire which detonated the torpedo and gunnery magazines. The Suffren, moored beside the Iéna, almost capsized under the strength of the blast. 118 were killed. The origin of the explosion was traced to the nitrocellulose used in the ammunition, which tends to become instable with age and self-ignites. This triggered a major scandal, dubbed "affaire des poudres" ("gunpowder scandal"). A similar accident cause the loss of the Liberté in 1911.

In 1908, Iéna was used as a target ship. She was instrumental in the perfection of armour-piercing shells.

[edit] Sources

  • L’Illustration n°3342 (16 March 1907) and 3343 (23 March 1907)
  • Le Petit Journal supplément illustré 31 March 1907, 21 April 1907
  • E Gille, Cent ans de cuirassés français, Marines Editions, 1999, ISBN 2909675505
  • CUIRASSE Iéna
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