What do people think of her now? She is faster than most capital ships and out guns and out armours any cruiser.(haven't i heard that before?)
Regina Elana, Italy Battleship laid down 1921
Displacement:
10,384 t light; 10,909 t standard; 12,538 t normal; 13,791 t full load
Loading submergence 613 tons/feet
Dimensions:
474.41 ft x 73.49 ft x 25.95 ft (normal load)
144.60 m x 22.40 m x 7.91 m
Armament:
4 - 8.00" / 203 mm guns (2 Main turrets x 2 guns)
8 - 8.00" / 203 mm guns (4 2nd turrets x 2 guns)
16 - 3.00" / 76 mm AA guns
Weight of broadside 3,288 lbs / 1,491 kg
Armour:
Belt 9.80" / 249 mm, upper belt 3.10" / 79 mm, ends unarmoured
Belts cover 80 % of normal area
Main turrets 6.00" / 152 mm, 2nd turrets 6.00" / 152 mm
Armour deck 1.75" / 44 mm, Conning tower 10.00" / 254 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 60,060 shp / 44,804 Kw = 27.40 kts
Range 10,000nm at 15.00 kts
Complement:
592 - 770
Cost:
£2.541 million / $10.164 million
Distribution of weights at normal displacement:
Armament: 411 tons, 3.3 %
Armour: 3,211 tons, 25.6 %
Belts: 1,338 tons, 10.7 %, Armament: 1,062 tons, 8.5 %, Armour Deck: 695 tons, 5.5 %
Conning Tower: 116 tons, 0.9 %, Torpedo bulkhead: 0 tons, 0.0 %
Machinery: 2,068 tons, 16.5 %
Hull, fittings & equipment: 4,694 tons, 37.4 %
Fuel, ammunition & stores: 2,154 tons, 17.2 %
Miscellaneous weights: 0 tons, 0.0 %
Metacentric height 3.5
Remarks:
Hull space for machinery, storage & compartmentation is excellent
Room for accommodation & workspaces is excellent
Good seaboat, rides out heavy weather easily
Estimated overall survivability and seakeeping ability:
Relative margin of stability: 1.05
Shellfire needed to sink: 17,190 lbs / 7,797 Kg = 67.1 x 8.0 " / 203 mm shells
(Approx weight of penetrating shell hits needed to sink ship excluding critical hits)
Torpedoes needed to sink: 2.4
(Approx number of typical torpedo hits needed to sink ship)
Relative steadiness as gun platform: 66 %
(Average = 50 %)
Relative rocking effect from firing to beam: 0.55
Relative quality as seaboat: 1.21
Hull form characteristics:
Block coefficient: 0.485
Sharpness coefficient: 0.38
Hull speed coefficient 'M': 6.25
'Natural speed' for length: 21.78 kts
Power going to wave formation at top speed: 60 %
Trim: 55
(Maximise stabilty/flotation = 0, Maximise steadiness/seakeeping = 100)
Estimated hull characteristics & strength:
Underwater volume absorbed by magazines and engineering spaces: 79.4 %
Relative accommodation and working space: 158.6 %
(Average = 100%)
Displacement factor: 118 %
(Displacement relative to loading factors)
Relative cross-sectional hull strength: 0.89
(Structure weight / hull surface area: 130 lbs / square foot or 633 Kg / square metre)
Relative longitudinal hull strength: 2.85
(for 22.97 ft / 7.00 m average freeboard, freeboard adjustment 7.12 ft)
Relative composite hull strength: 1.00