The whole SS report
Bellona, Sweden Kryssare (pansarjagare) laid down 1940
Displacement:
4 036 t light; 4 239 t standard; 4 399 t normal; 4 526 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(513,79 ft / 492,13 ft) x 41,01 ft x (16,40 / 16,73 ft)
(156,60 m / 150,00 m) x 12,50 m x (5,00 / 5,10 m)
Armament:
6 - 5,98" / 152 mm 55,0 cal guns - 115,66lbs / 52,46kg shells, 200 per gun
Quick firing guns in turret on barbette mounts, 1934 Model
2 x Triple mounts on centreline ends, evenly spread
8 - 2,95" / 75,0 mm 55,0 cal guns - 13,89lbs / 6,30kg shells, 500 per gun
Dual purpose guns in deck and hoist mounts, 1940 Model
2 x Twin mounts on centreline ends, evenly spread
2 raised mounts - superfiring
2 x Twin mounts on centreline, evenly spread
12 - 1,57" / 40,0 mm 60,0 cal guns - 2,14lbs / 0,97kg shells, 500 per gun
Anti-air guns in deck mounts, 1936 Model
6 x Twin mounts on sides, evenly spread
6 raised mounts
Weight of broadside 831 lbs / 377 kg
Main Torpedoes
4 - 21,0" / 533 mm, 26,25 ft / 8,00 m torpedoes - 1,750 t each, 7,000 t total
In 3 sets of deck mounted centre rotating tubes
Mines
2 - 661,39 lbs / 300,00 kg mines + 30 reloads - 9,448 t total
in Above water - Stern racks/rails
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 1,57" / 40 mm 309,22 ft / 94,25 m 7,84 ft / 2,39 m
Ends: 0,39" / 10 mm 166,47 ft / 50,74 m 7,84 ft / 2,39 m
16,44 ft / 5,01 m Unarmoured ends
Upper: 0,39" / 10 mm 309,22 ft / 94,25 m 8,01 ft / 2,44 m
Main Belt covers 97 % of normal length
Main belt does not fully cover magazines and engineering spaces
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 2,95" / 75 mm 0,79" / 20 mm 2,95" / 75 mm
2nd: 1,18" / 30 mm 0,39" / 10 mm 0,39" / 10 mm
- Armoured deck - multiple decks:
For and Aft decks: 0,98" / 25 mm
Forecastle: 0,39" / 10 mm Quarter deck: 0,39" / 10 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 52 127 shp / 38 886 Kw = 33,00 kts
Range 1 000nm at 20,00 kts
Bunker at max displacement = 287 tons
Complement:
269 - 351
Cost:
£2,594 million / $10,376 million
Distribution of weights at normal displacement:
Armament: 260 tons, 5,9 %
- Guns: 234 tons, 5,3 %
- Weapons: 26 tons, 0,6 %
Armour: 533 tons, 12,1 %
- Belts: 213 tons, 4,9 %
- Armament: 99 tons, 2,2 %
- Armour Deck: 221 tons, 5,0 %
Machinery: 1 394 tons, 31,7 %
Hull, fittings & equipment: 1 850 tons, 42,1 %
Fuel, ammunition & stores: 362 tons, 8,2 %
Miscellaneous weights: 0 tons, 0,0 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
3 351 lbs / 1 520 Kg = 31,3 x 6,0 " / 152 mm shells or 0,6 torpedoes
Stability (Unstable if below 1.00): 1,00
Metacentric height 1,3 ft / 0,4 m
Roll period: 15,0 seconds
Steadiness - As gun platform (Average = 50 %): 57 %
- Recoil effect (Restricted arc if above 1.00): 0,76
Seaboat quality (Average = 1.00): 1,07
Hull form characteristics:
Hull has rise forward of midbreak,
a normal bow and large transom stern
Block coefficient (normal/deep): 0,465 / 0,469
Length to Beam Ratio: 12,00 : 1
'Natural speed' for length: 25,07 kts
Power going to wave formation at top speed: 58 %
Trim (Max stability = 0, Max steadiness = 100): 53
Bow angle (Positive = bow angles forward): 35,00 degrees
Stern overhang: 3,28 ft / 1,00 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 20,00 %, 26,25 ft / 8,00 m, 22,97 ft / 7,00 m
- Forward deck: 25,00 %, 22,97 ft / 7,00 m, 19,69 ft / 6,00 m
- Aft deck: 40,00 %, 11,48 ft / 3,50 m, 11,48 ft / 3,50 m
- Quarter deck: 15,00 %, 11,48 ft / 3,50 m, 11,48 ft / 3,50 m
- Average freeboard: 16,50 ft / 5,03 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 123,7 %
- Above water (accommodation/working, high = better): 111,5 %
Waterplane Area: 13 546 Square feet or 1 258 Square metres
Displacement factor (Displacement / loading): 104 %
Structure weight / hull surface area: 78 lbs/sq ft or 383 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,93
- Longitudinal: 1,82
- Overall: 1,00
Cramped machinery, storage, compartmentation space
Adequate accommodation and workspace room
_________________ Dieu et mon droit
Solus dux nullus ductus
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