Profile image

Design-27-1 Battleship

146k Feanor  6.8 years ago
108 downloads


Displacement:
134,467 t light; 140,377 t standard; 141,082 t normal; 141,646 t full load

Dimensions: Length overall / water x beam x draught
1,116.80 ft / 1,079.40 ft x 164.04 ft x 41.01 ft (normal load)
340.40 m / 329.00 m x 50.00 m x 12.50 m

Armament:
12 - 18.00" / 457 mm guns (3x4 guns), 2,916.00lbs / 1,322.68kg shells, 1950 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward
16 - 5.00" / 127 mm guns in single mounts, 62.50lbs / 28.35kg shells, 1950 Model
Dual purpose guns in deck mounts with hoists
on centreline, all amidships
3 - 8.00" / 203 mm guns (1x3 guns), 256.00lbs / 116.12kg shells, 1950 Model
Breech loading guns in a turret (on a barbette)
on side amidships
Weight of broadside 36,760 lbs / 16,674 kg
Shells per gun, main battery: 150

Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 10.0" / 254 mm 725.07 ft / 221.00 m 15.37 ft / 4.68 m
Ends: 4.00" / 102 mm 390.40 ft / 118.99 m 15.37 ft / 4.68 m
Upper: 4.00" / 102 mm 725.07 ft / 221.00 m 8.00 ft / 2.44 m
Main Belt covers 103 % of normal length

  • Torpedo Bulkhead:
    11.0" / 279 mm 725.07 ft / 221.00 m 39.69 ft / 12.10 m

  • Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
    Main: 20.0" / 508 mm 15.0" / 381 mm 16.0" / 406 mm
    2nd: 5.00" / 127 mm 5.00" / 127 mm 5.00" / 127 mm
    3rd: 10.0" / 254 mm 10.0" / 254 mm 8.00" / 203 mm

  • Armour deck: 10.00" / 254 mm, Conning tower: 20.00" / 508 mm

Machinery:
Oil fired boilers, steam turbines,
Electric motors, 4 shafts, 288,520 shp / 215,236 Kw = 29.50 kts
Range 0nm at 25.00 kts
Bunker at max displacement = 1,270 tons

Complement:
3,639 - 4,731

Cost:
£74.527 million / $298.107 million

Distribution of weights at normal displacement:
Armament: 4,595 tons, 3.3 %
Armour: 52,495 tons, 37.2 %
- Belts: 6,749 tons, 4.8 %
- Torpedo bulkhead: 11,713 tons, 8.3 %
- Armament: 7,077 tons, 5.0 %
- Armour Deck: 25,788 tons, 18.3 %
- Conning Tower: 1,168 tons, 0.8 %
Machinery: 6,902 tons, 4.9 %
Hull, fittings & equipment: 70,475 tons, 50.0 %
Fuel, ammunition & stores: 6,615 tons, 4.7 %
Miscellaneous weights: 0 tons, 0.0 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
365,517 lbs / 165,796 Kg = 125.3 x 18.0 " / 457 mm shells or 140.9 torpedoes
Stability (Unstable if below 1.00): 1.29
Metacentric height 16.6 ft / 5.1 m
Roll period: 16.9 seconds
Steadiness - As gun platform (Average = 50 %): 73 %
- Recoil effect (Restricted arc if above 1.00): 0.30
Seaboat quality (Average = 1.00): 1.45

Hull form characteristics:
Hull has low quarterdeck
Block coefficient: 0.680
Length to Beam Ratio: 6.58 : 1
'Natural speed' for length: 32.85 kts
Power going to wave formation at top speed: 47 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 42.37 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 41.01 ft / 12.50 m
- Forecastle (20 %): 32.81 ft / 10.00 m
- Mid (50 %): 32.81 ft / 10.00 m
- Quarterdeck (15 %): 24.61 ft / 7.50 m (32.81 ft / 10.00 m before break)
- Stern: 24.61 ft / 7.50 m
- Average freeboard: 32.23 ft / 9.83 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 48.1 %
- Above water (accommodation/working, high = better): 239.4 %
Waterplane Area: 139,397 Square feet or 12,950 Square metres
Displacement factor (Displacement / loading): 137 %
Structure weight / hull surface area: 390 lbs/sq ft or 1,905 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.52
- Longitudinal: 1.78
- Overall: 1.55
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform
Good seaboat, rides out heavy weather easily

General Characteristics

  • Created On Windows
  • Wingspan 190.1ft (57.9m)
  • Length 1116.9ft (340.4m)
  • Height 320.8ft (97.8m)
  • Empty Weight N/A
  • Loaded Weight N/A

Performance

  • Horse Power/Weight Ratio 0.175
  • Wing Loading 10.8lbs/ft2 (52.9kg/m2)
  • Wing Area 1,642,961.4ft2 (152,636.3m2)
  • Drag Points 944928

Parts

  • Number of Parts 1403
  • Control Surfaces 20
  • Performance Cost 4,054