French ironclad floating battery Implacable

NameImplacable

OrderedSeptember 1861

BuilderErnest Goüin et Cie., Nantes

Laid down1 October 1861

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)

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.