Quoted
Originally posted by Red Admiral
I'm not so sure on the armour myself. It'll probably still be useful if the ship is used in cruiser roles. The 2" armour deck should be good against most HE bombs and light AP, this is only the mid 30s.
Quoted
F Class Light AA, UK CLAA laid down 1934
Displacement:
3,445 t light; 3,623 t standard; 3,959 t normal; 4,228 t full load
Dimensions: Length overall / water x beam x draught
415.89 ft / 400.00 ft x 37.50 ft (Bulges 37.75 ft) x 19.00 ft (normal load)
126.76 m / 121.92 m x 11.43 m (Bulges 11.51 m) x 5.79 m
Armament:
8 - 4.70" / 119 mm guns (4x2 guns), 51.91lbs / 23.55kg shells, 1934 Model
Dual purpose guns in deck mounts with hoists
on centreline ends, evenly spread, 2 raised mounts - superfiring
4 - 1.57" / 40.0 mm guns (2x2 guns), 1.95lbs / 0.88kg shells, 1934 Model
Anti-aircraft guns in deck mounts
on side, evenly spread
4 - 1.57" / 40.0 mm guns (2x2 guns), 1.95lbs / 0.88kg shells, 1934 Model
Anti-aircraft guns in deck mounts
on centreline ends, evenly spread, all raised mounts
8 - 0.79" / 20.0 mm guns (4x2 guns), 0.24lbs / 0.11kg shells, 1934 Model
Anti-aircraft guns in deck mounts
on side, evenly spread
4 - 0.00" / 0.0 mm guns in single mounts, 0.00lbs / 0.00kg shells, 8 Model
Muzzle loading guns in deck mounts
on centreline, evenly spread
Weight of broadside 433 lbs / 196 kg
Shells per gun, main battery: 400
6 - 21.0" / 533.4 mm above water torpedoes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 1.00" / 25 mm 343.00 ft / 104.55 m 11.00 ft / 3.35 m
Ends: Unarmoured
Main Belt covers 132 % of normal length
Main belt does not fully cover magazines and engineering spaces
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 2.00" / 51 mm 0.50" / 13 mm 2.00" / 51 mm
- Armour deck: 0.50" / 13 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 48,008 shp / 35,814 Kw = 32.00 kts
Range 8,000nm at 12.00 kts
Bunker at max displacement = 605 tons
Complement:
249 - 324
Cost:
£1.764 million / $7.057 million
Distribution of weights at normal displacement:
Armament: 54 tons, 1.4 %
Armour: 271 tons, 6.9 %
- Belts: 150 tons, 3.8 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 27 tons, 0.7 %
- Armour Deck: 95 tons, 2.4 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 1,381 tons, 34.9 %
Hull, fittings & equipment: 1,488 tons, 37.6 %
Fuel, ammunition & stores: 514 tons, 13.0 %
Miscellaneous weights: 250 tons, 6.3 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
2,674 lbs / 1,213 Kg = 51.5 x 4.7 " / 119 mm shells or 0.6 torpedoes
Stability (Unstable if below 1.00): 1.10
Metacentric height 1.4 ft / 0.4 m
Roll period: 13.5 seconds
Steadiness - As gun platform (Average = 50 %): 51 %
- Recoil effect (Restricted arc if above 1.00): 0.56
Seaboat quality (Average = 1.00): 1.11
Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.483
Length to Beam Ratio: 10.60 : 1
'Natural speed' for length: 22.77 kts
Power going to wave formation at top speed: 65 %
Trim (Max stability = 0, Max steadiness = 100): 46
Bow angle (Positive = bow angles forward): 15.00 degrees
Stern overhang: 10.00 ft / 3.05 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22.00 ft / 6.71 m
- Forecastle (18 %): 18.00 ft / 5.49 m
- Mid (60 %): 18.00 ft / 5.49 m (15.00 ft / 4.57 m aft of break)
- Quarterdeck (18 %): 15.00 ft / 4.57 m
- Stern: 15.00 ft / 4.57 m
- Average freeboard: 17.08 ft / 5.21 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 132.1 %
- Above water (accommodation/working, high = better): 96.2 %
Waterplane Area: 10,231 Square feet or 951 Square metres
Displacement factor (Displacement / loading): 107 %
Structure weight / hull surface area: 68 lbs/sq ft or 331 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.87
- Longitudinal: 3.35
- Overall: 1.00
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is adequate
250T Misc Weight - Reserved for 2 AA Directors and Radar fit
This post has been edited 1 times, last edit by "Brazen" (Jun 20th 2011, 9:27pm)
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