Caio Duilio-class battleship

Class overview
Name:	Caio Duilio-class battleship
Operators:	Regia Marina
Preceded by:	Principe Amedeo class
Succeeded by:	Italia class
Completed:	2
General characteristics
Type:	Ironclad battleship
Displacement:	11,138 long tons (11,317 t) 12,267 long tons (12,464 t) full
Length:	109.2 m (358 ft 3 in)
Beam:	19.79 m (64 ft 11 in)
Draught:	8.8 m (28 ft 10 in)
Propulsion:	8 coal-fired boilers, two double-expansion steam engines
Speed:	15 knots (28 km/h; 17 mph) at 7,710 hp (5,749 kW)
Range:	3,760 nmi (6,960 km) at economical speed
Complement:	420
Armament:	• 2 × 2 RML 450-mm muzzle-loading guns • 3 × 120 mm (4.7 in) • 2 × 75 mm (3 in) • 8 × 57 mm (2.2 in) • 22 × 37 mm (1.5 in) • 3 × torpedo tubes
Armour:	Waterline belt: 550 mm (22 in) Turrets: 450 mm (18 in) Citadel: 400 mm (16 in)

The Caio Duilio class was a class of battleships built by the Regia Marina in the 1870s. A revolutionary design fitted with the largest guns available, 100-ton 450 mm calibre muzzle-loading guns, they were regarded as the most powerful warships afloat in their day.

Vessels

• Caio Duilio
• Enrico Dandolo