French ironclad floating battery Implacable

Implacable was a Arrogante-class ironclad floating battery built for the French Navy during the 1860s. Completed in 1866, she was immediately placed in reserve although she was briefly commissioned during the Franco-Prussian War of 1870–1871.

History
France
Name	Implacable
Ordered	September 1861
Builder	Ernest Goüin et Cie., Nantes
Laid down	1 October 1861
Launched	21 January 1864
Completed	January 1866
Reclassified	As a training ship, 25 May 1871 Hulked, 1884
Stricken	30 December 1884
Fate	Scrapped, 1908
General characteristics (as built)
Class & type	Arrogante-class ironclad floating battery
Displacement	1,440 t (1,420 long tons)
Length	44.08 m (144 ft 7 in)
Beam	14.76 m (48 ft 5 in)
Draft	2.94 m (9.6 ft)
Installed power	4 boilers 480 ihp (360 kW)
Propulsion	2 propellers, 2 steam engines
Sail plan	Fore-and-aft rig
Speed	7 knots (13 km/h; 8.1 mph)
Range	272 nmi (504 km; 313 mi) at 5.9 knots (10.9 km/h; 6.8 mph)
Complement	200
Armament	4 × 164.7 mm (6.48 in) Mle 1864 guns 5 or 6 × 164.7 mm Mle 1858-60 guns
Armor	Waterline belt: 120 mm (4.7 in) Battery: 110 mm (4.3 in)