RSwN traning cruiser from 1928. Primary use as flagships for the traning flottilla. They are used to tran both officer cadets and men during at least 10 month of their traning at the Naval academy. Secondary role is show of flag. In war they will be flagship of reconnisence flottillas for the main battle fleet.
They will most likely look abit like baby Nelsons
Segervissheten
Ihärdigheten, Sweden Cruiser laid down 1928
Displacement:
8 861 t light; 9 370 t standard; 10 000 t normal; 10 504 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(581,18 ft / 574,15 ft) x 65,62 ft x (19,69 / 20,41 ft)
(177,14 m / 175,00 m) x 20,00 m x (6,00 / 6,22 m)
Armament:
9 - 8,27" / 210 mm 45,0 cal guns - 284,98lbs / 129,26kg shells, 150 per gun
Breech loading guns in turret on barbette mounts, 1928 Model
3 x 3-gun mounts on centreline, forward evenly spread
1 raised mount
10 - 5,98" / 152 mm 45,0 cal guns - 108,07lbs / 49,02kg shells, 150 per gun
Quick firing guns in deck and hoist mounts, 1912 Model
4 x Twin mounts on sides, aft evenly spread
1 x Twin mount on centreline, aft deck aft
4 - 2,24" / 57,0 mm 55,0 cal guns - 6,10lbs / 2,77kg shells, 250 per gun
Anti-air guns in deck mounts, 1918 Model
4 x Single mounts on sides, evenly spread
4 raised mounts
12 - 0,98" / 25,0 mm 55,0 cal guns - 0,51lbs / 0,23kg shells, 500 per gun
Anti-air guns in deck mounts, 1928 Model
6 x Twin mounts on sides, evenly spread
6 raised mounts
Weight of broadside 3 676 lbs / 1 667 kg
Main Torpedoes
2 - 21,0" / 533 mm, 22,97 ft / 7,00 m torpedoes - 1,508 t each, 3,017 t total
In 2 sets of deck mounted side rotating tubes
2nd Torpedoes
2 - 21,0" / 533 mm, 22,97 ft / 7,00 m torpedoes - 1,508 t each, 3,017 t total
submerged bow tubes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 3,35" / 85 mm 373,20 ft / 113,75 m 9,71 ft / 2,96 m
Ends: 0,79" / 20 mm 200,92 ft / 61,24 m 9,71 ft / 2,96 m
Upper: 0,79" / 20 mm 373,20 ft / 113,75 m 8,01 ft / 2,44 m
Main Belt covers 100 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 4,92" / 125 mm 2,95" / 75 mm 4,92" / 125 mm
2nd: 2,95" / 75 mm 1,18" / 30 mm 1,97" / 50 mm
3rd: 0,20" / 5 mm - -
4th: 0,20" / 5 mm - -
- Armoured deck - multiple decks:
For and Aft decks: 1,18" / 30 mm
Forecastle: 0,39" / 10 mm Quarter deck: 0,39" / 10 mm
- Conning towers: Forward 1,97" / 50 mm, Aft 1,97" / 50 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 57 893 shp / 43 189 Kw = 29,00 kts
Range 4 000nm at 16,00 kts
Bunker at max displacement = 1 134 tons
Complement:
499 - 650
Cost:
£3,464 million / $13,858 million
Distribution of weights at normal displacement:
Armament: 968 tons, 9,7 %
- Guns: 956 tons, 9,6 %
- Weapons: 12 tons, 0,1 %
Armour: 1 717 tons, 17,2 %
- Belts: 658 tons, 6,6 %
- Armament: 547 tons, 5,5 %
- Armour Deck: 472 tons, 4,7 %
- Conning Towers: 39 tons, 0,4 %
Machinery: 1 802 tons, 18,0 %
Hull, fittings & equipment: 4 249 tons, 42,5 %
Fuel, ammunition & stores: 1 139 tons, 11,4 %
Miscellaneous weights: 125 tons, 1,3 %
- Hull below water: 25 tons
- Hull above water: 25 tons
- On freeboard deck: 25 tons
- Above deck: 50 tons
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
13 327 lbs / 6 045 Kg = 47,2 x 8,3 " / 210 mm shells or 1,6 torpedoes
Stability (Unstable if below 1.00): 1,08
Metacentric height 3,1 ft / 0,9 m
Roll period: 15,8 seconds
Steadiness - As gun platform (Average = 50 %): 63 %
- Recoil effect (Restricted arc if above 1.00): 0,83
Seaboat quality (Average = 1.00): 1,27
Hull form characteristics:
Hull has a flush deck,
a normal bow and a cruiser stern
Block coefficient (normal/deep): 0,472 / 0,478
Length to Beam Ratio: 8,75 : 1
'Natural speed' for length: 23,96 kts
Power going to wave formation at top speed: 52 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 15,00 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: 30,00 %, 22,97 ft / 7,00 m, 19,69 ft / 6,00 m
- Aft deck: 35,00 %, 19,69 ft / 6,00 m, 16,40 ft / 5,00 m
- Quarter deck: 15,00 %, 16,40 ft / 5,00 m, 16,40 ft / 5,00 m
- Average freeboard: 20,03 ft / 6,11 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 92,1 %
- Above water (accommodation/working, high = better): 179,5 %
Waterplane Area: 24 481 Square feet or 2 274 Square metres
Displacement factor (Displacement / loading): 115 %
Structure weight / hull surface area: 127 lbs/sq ft or 621 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,95
- Longitudinal: 1,66
- Overall: 1,00
Adequate machinery, storage, compartmentation space
Excellent accommodation and workspace room
Good seaboat, rides out heavy weather easily