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CA36E, South African Heavy Cruiser laid down 1936
Displacement:
14.974 t light; 15.616 t standard; 16.901 t normal; 17.930 t full load
Dimensions: Length overall / water x beam x draught
665,04 ft / 652,89 ft x 74,64 ft x 24,28 ft (normal load)
202,70 m / 199,00 m x 22,75 m x 7,40 m
Armament:
9 - 9,84" / 250 mm guns (3x3 guns), 524,70lbs / 238,00kg shells, 1936 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward, 1 raised mount - superfiring
12 - 4,53" / 115 mm guns (6x2 guns), 46,40lbs / 21,05kg shells, 1936 Model
Breech loading guns in deck mounts with hoists
on side, evenly spread, 2 raised mounts
20 - 1,57" / 40,0 mm guns (6 mounts), 1,95lbs / 0,88kg shells, 1936 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, all raised guns
24 - 0,79" / 20,0 mm guns (4x6 guns), 0,24lbs / 0,11kg shells, 1936 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 5.324 lbs / 2.415 kg
Shells per gun, main battery: 100
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 7,87" / 200 mm 349,28 ft / 106,46 m 15,42 ft / 4,70 m
Ends: Unarmoured
Main Belt covers 82% of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 8,66" / 220 mm 3,94" / 100 mm 7,87" / 200 mm
2nd: 1,38" / 35 mm 0,98" / 25 mm 1,38" / 35 mm
3rd: 0,59" / 15 mm - -
4th: 0,39" / 10 mm - -
- Armour deck: 2,76" / 70 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 100.000 shp / 74.600 Kw = 32,13 kts
Range 8.000nm at 15,00 kts
Bunker at max displacement = 2.313 tons
Complement:
740 - 963
Cost:
£7,543 million / $30,173 million
Distribution of weights at normal displacement:
Armament: 612 tons, 3,6%
Armour: 4.572 tons, 27,1%
- Belts: 1.851 tons, 10,9%
- Torpedo bulkhead: 0 tons, 0,0%
- Armament: 1.000 tons, 5,9%
- Armour Deck: 1.721 tons, 10,2%
- Conning Tower: 0 tons, 0,0%
Machinery: 2.806 tons, 16,6%
Hull, fittings & equipment: 6.884 tons, 40,7%
Fuel, ammunition & stores: 1.928 tons, 11,4%
Miscellaneous weights: 100 tons, 0,6%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
21.991 lbs / 9.975 Kg = 46,1 x 9,8 " / 250 mm shells or 2,5 torpedoes
Stability (Unstable if below 1.00): 1,12
Metacentric height 4,0 ft / 1,2 m
Roll period: 15,7 seconds
Steadiness - As gun platform (Average = 50 %): 52 %
- Recoil effect (Restricted arc if above 1.00): 0,56
Seaboat quality (Average = 1.00): 1,00
Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0,500
Length to Beam Ratio: 8,75 : 1
'Natural speed' for length: 29,47 kts
Power going to wave formation at top speed: 56 %
Trim (Max stability = 0, Max steadiness = 100): 52
Bow angle (Positive = bow angles forward): 20,00 degrees
Stern overhang: 1,64 ft / 0,50 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 28,87 ft / 8,80 m
- Forecastle (35%): 22,97 ft / 7,00 m
- Mid (54%): 22,97 ft / 7,00 m (15,09 ft / 4,60 m aft of break)
- Quarterdeck (15%): 15,09 ft / 4,60 m
- Stern: 15,09 ft / 4,60 m
- Average freeboard: 20,17 ft / 6,15 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 82,3%
- Above water (accommodation/working, high = better): 157,2%
Waterplane Area: 33.764 Square feet or 3.137 Square metres
Displacement factor (Displacement / loading): 111%
Structure weight / hull surface area: 138 lbs/sq ft or 676 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,96
- Longitudinal: 1,35
- Overall: 1,00
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent