CV42C, South African Fleet Carrier laid down 1942
Displacement:
30.830 t light; 31.877 t standard; 36.142 t normal; 39.554 t full load
Dimensions: Length overall / water x beam x draught
853,22 ft / 826,77 ft x 93,50 ft x 28,71 ft (normal load)
260,06 m / 252,00 m x 28,50 m x 8,75 m
Armament:
16 - 4,53" / 115 mm guns (8x2 guns), 46,40lbs / 21,05kg shells, 1942 Model
Dual purpose guns in deck mounts with hoists
on side, evenly spread, all raised mounts
24 - 2,95" / 75,0 mm guns (12x2 guns), 12,87lbs / 5,84kg shells, 1942 Model
Automatic rapid fire guns in deck mounts with hoists
on side, evenly spread, all raised mounts
24 - 0,79" / 20,0 mm guns in single mounts, 0,24lbs / 0,11kg shells, 1942 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 1.057 lbs / 479 kg
Shells per gun, main battery: 500
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 3,15" / 80 mm 501,97 ft / 153,00 m 13,12 ft / 4,00 m
Ends: Unarmoured
Main Belt covers 93% of normal length
- Torpedo Bulkhead:
1,18" / 30 mm 501,97 ft / 153,00 m 28,71 ft / 8,75 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1,38" / 35 mm 1,38" / 35 mm 1,38" / 35 mm
2nd: 0,98" / 25 mm 0,79" / 20 mm 0,79" / 20 mm
3rd: 0,39" / 10 mm - -
- Armour deck: 4,72" / 120 mm, Conning tower: 1,18" / 30 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 176.943 shp / 132.000 Kw = 33,35 kts
Range 12.000nm at 18,00 kts
Bunker at max displacement = 7.677 tons
Complement:
1.309 - 1.703
Cost:
£11,732 million / $46,930 million
Distribution of weights at normal displacement:
Armament: 140 tons, 0,4%
Armour: 6.663 tons, 18,4%
- Belts: 886 tons, 2,5%
- Torpedo bulkhead: 630 tons, 1,7%
- Armament: 114 tons, 0,3%
- Armour Deck: 5.004 tons, 13,8%
- Conning Tower: 28 tons, 0,1%
Machinery: 4.622 tons, 12,8%
Hull, fittings & equipment: 10.405 tons, 28,8%
Fuel, ammunition & stores: 5.312 tons, 14,7%
Miscellaneous weights: 9.000 tons, 24,9%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
54.921 lbs / 24.912 Kg = 1.183,5 x 4,5 " / 115 mm shells or 7,0 torpedoes
Stability (Unstable if below 1.00): 1,12
Metacentric height 5,6 ft / 1,7 m
Roll period: 16,6 seconds
Steadiness - As gun platform (Average = 50 %): 60 %
- Recoil effect (Restricted arc if above 1.00): 0,07
Seaboat quality (Average = 1.00): 1,25
Hull form characteristics:
Hull has a flush deck
and transom stern
Block coefficient: 0,570
Length to Beam Ratio: 8,84 : 1
'Natural speed' for length: 32,88 kts
Power going to wave formation at top speed: 54 %
Trim (Max stability = 0, Max steadiness = 100): 48
Bow angle (Positive = bow angles forward): 30,00 degrees
Stern overhang: 6,56 ft / 2,00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 34,45 ft / 10,50 m
- Forecastle (20%): 24,44 ft / 7,45 m
- Mid (50%): 24,44 ft / 7,45 m
- Quarterdeck (15%): 24,44 ft / 7,45 m
- Stern: 24,44 ft / 7,45 m
- Average freeboard: 25,24 ft / 7,69 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 92,9%
- Above water (accommodation/working, high = better): 203,6%
Waterplane Area: 57.258 Square feet or 5.319 Square metres
Displacement factor (Displacement / loading): 139%
Structure weight / hull surface area: 127 lbs/sq ft or 620 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,99
- Longitudinal: 1,02
- Overall: 1,00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent
Good seaboat, rides out heavy weather easily
~90 planes of late WW2 vintage