Axel von Fersen, Armoured cruiser Sweden laid down 1892
Displacement:
8 487 t light; 8 834 t standard; 9 500 t normal; 10 033 t full load
Dimensions: Length overall / water x beam x draught
419,95 ft / 419,95 ft x 72,18 ft x 19,69 ft (normal load)
128,00 m / 128,00 m x 22,00 m x 6,00 m
Armament:
2 - 8,27" / 210 mm guns in single mounts, 282,57lbs / 128,17kg shells, 1892 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, evenly spread
8 - 5,98" / 152 mm guns (4x2 guns), 107,15lbs / 48,60kg shells, 1892 Model
Breech loading guns in turrets (on barbettes)
on side, all amidships
6 - 4,13" / 105 mm guns in single mounts, 35,32lbs / 16,02kg shells, 1892 Model
Breech loading guns in casemate mounts
on side, evenly spread
6 guns in hull casemates - Limited use in all but light seas
6 - 2,24" / 57,0 mm guns in single mounts, 5,65lbs / 2,56kg shells, 1892 Model
Quick firing guns in deck mounts
on side, evenly spread
Weight of broadside 1 668 lbs / 757 kg
Shells per gun, main battery: 150
2 - 18,0" / 457,2 mm submerged torpedo tubes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 5,98" / 152 mm 403,54 ft / 123,00 m 9,71 ft / 2,96 m
Ends: 0,98" / 25 mm 13,12 ft / 4,00 m 9,71 ft / 2,96 m
3,28 ft / 1,00 m Unarmoured ends
Upper: 0,98" / 25 mm 255,91 ft / 78,00 m 8,01 ft / 2,44 m
Main Belt covers 148 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 5,98" / 152 mm 2,95" / 75 mm 5,98" / 152 mm
2nd: 4,13" / 105 mm 1,97" / 50 mm 4,13" / 105 mm
3rd: 0,98" / 25 mm - -
4th: 0,20" / 5 mm - -
- Armour deck: 0,98" / 25 mm, Conning tower: 4,13" / 105 mm
Machinery:
Coal fired boilers, complex reciprocating steam engines,
Direct drive, 3 shafts, 19 183 ihp / 14 311 Kw = 21,00 kts
Range 4 200nm at 10,00 kts (Bunkerage = 1 199 tons)
Complement:
480 - 625
Cost:
£0,952 million / $3,807 million
Distribution of weights at normal displacement:
Armament: 209 tons, 2,2 %
Armour: 1 797 tons, 18,9 %
- Belts: 1 020 tons, 10,7 %
- Torpedo bulkhead: 0 tons, 0,0 %
- Armament: 349 tons, 3,7 %
- Armour Deck: 388 tons, 4,1 %
- Conning Tower: 40 tons, 0,4 %
Machinery: 3 426 tons, 36,1 %
Hull, fittings & equipment: 3 057 tons, 32,2 %
Fuel, ammunition & stores: 1 013 tons, 10,7 %
Miscellaneous weights: 0 tons, 0,0 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
5 296 lbs / 2 402 Kg = 18,7 x 8,3 " / 210 mm shells or 1,1 torpedoes
Stability (Unstable if below 1.00): 1,30
Metacentric height 4,9 ft / 1,5 m
Roll period: 13,7 seconds
Steadiness - As gun platform (Average = 50 %): 100 %
- Recoil effect (Restricted arc if above 1.00): 0,19
Seaboat quality (Average = 1.00): 1,33
Hull form characteristics:
Hull has raised forecastle
Block coefficient: 0,557
Length to Beam Ratio: 5,82 : 1
'Natural speed' for length: 20,49 kts
Power going to wave formation at top speed: 52 %
Trim (Max stability = 0, Max steadiness = 100): 75
Bow angle (Positive = bow angles forward): -25,00 degrees
Stern overhang: 0,00 ft / 0,00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22,97 ft / 7,00 m
- Forecastle (20 %): 19,69 ft / 6,00 m (13,12 ft / 4,00 m aft of break)
- Mid (50 %): 13,12 ft / 4,00 m
- Quarterdeck (15 %): 13,12 ft / 4,00 m
- Stern: 13,12 ft / 4,00 m
- Average freeboard: 14,70 ft / 4,48 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 137,2 %
- Above water (accommodation/working, high = better): 110,9 %
Waterplane Area: 21 298 Square feet or 1 979 Square metres
Displacement factor (Displacement / loading): 92 %
Structure weight / hull surface area: 106 lbs/sq ft or 518 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,96
- Longitudinal: 1,47
- Overall: 1,00
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is adequate
Ship has slow, easy roll, a good, steady gun platform
Good seaboat, rides out heavy weather easily
Number in class 3: Axel von Fersen, Carl-Gustaf Tessin, Hans Mörner