WesWorld

This is the BC version of my Capella class coastal BB, they are meant to hunt those large japanes cruisers and the DEUTSCHLANDS, they use the spare tripple turrets from the sverige-class.

Pollux, SWEDEN BC laid down 1932

Displacement:
17 986 t light; 18 884 t standard; 21 000 t normal; 22 609 t full load
Loading submergence 946 tons/feet

Dimensions:
590,55 ft x 78,74 ft x 26,25 ft (normal load)
180,00 m x 24,00 m x 8,00 m

Armament:
6 - 12,00" / 305 mm guns (2 Main turrets x 3 guns, 1 superfiring turret)
Main turrets are grouped together
14 - 4,13" / 105 mm guns (7 2nd turrets x 2 guns)
10 - 2,24" / 57 mm AA guns
8 - 0,98" / 25 mm guns
Weight of broadside 5 739 lbs / 2 603 kg

Armour:
Belt 8,00" / 203 mm, upper belt 1,50" / 38 mm, end belts 1,50" / 38 mm
Belts cover 90 % of normal area
Main turrets 9,00" / 229 mm, 2nd turrets 1,50" / 38 mm
Armour deck 3,00" / 76 mm, Conning tower 7,00" / 178 mm

Machinery:
Oil fired boilers, steam turbines plus diesel motors,
Geared drive, 4 shafts, 129 196 shp / 96 380 Kw = 31,00 kts
Range 12 500nm at 14,00 kts

Complement:
872 - 1 133

Cost:
£8,027 million / $32,108 million

Distribution of weights at normal displacement:
Armament: 717 tons, 3,4 %
Armour: 5 006 tons, 23,8 %
Belts: 1 531 tons, 7,3 %, Armament: 1 523 tons, 7,3 %, Armour Deck: 1 837 tons, 8,7 %
Conning Tower: 115 tons, 0,5 %, Torpedo bulkhead: 0 tons, 0,0 %
Machinery: 3 813 tons, 18,2 %
Hull, fittings & equipment: 8 349 tons, 39,8 %
Fuel, ammunition & stores: 3 014 tons, 14,4 %
Miscellaneous weights: 100 tons, 0,5 %

Metacentric height 3,7

Remarks:
Hull space for machinery, storage & compartmentation is adequate
Room for accommodation & workspaces is excellent

Estimated overall survivability and seakeeping ability:
Relative margin of stability: 1,03
Shellfire needed to sink: 27 824 lbs / 12 621 Kg = 32,2 x 12,0 " / 305 mm shells
(Approx weight of penetrating shell hits needed to sink ship excluding critical hits)
Torpedoes needed to sink: 2,6
(Approx number of typical torpedo hits needed to sink ship)
Relative steadiness as gun platform: 59 %
(Average = 50 %)
Relative rocking effect from firing to beam: 0,78
Relative quality as seaboat: 1,13

Hull form characteristics:
Block coefficient: 0,602
Sharpness coefficient: 0,40
Hull speed coefficient 'M': 6,55
'Natural speed' for length: 24,30 kts
Power going to wave formation at top speed: 62 %
Trim: 52
(Maximise stabilty/flotation = 0, Maximise steadiness/seakeeping = 100)

Estimated hull characteristics & strength:
Underwater volume absorbed by magazines and engineering spaces: 86,3 %
Relative accommodation and working space: 201,7 %
(Average = 100%)
Displacement factor: 114 %
(Displacement relative to loading factors)
Relative cross-sectional hull strength: 0,91
(Structure weight / hull surface area: 155 lbs / square foot or 758 Kg / square metre)
Relative longitudinal hull strength: 2,40
(for 27,89 ft / 8,50 m average freeboard, freeboard adjustment 10,32 ft)
Relative composite hull strength: 1,00