Super Lion-lite, Great Britain Battlecruiser laid down 1912 (Engine 1927)
Displacement:
31,825 t light; 33,471 t standard; 35,250 t normal; 36,674 t full load
Dimensions: Length overall / water x beam x draught
735.00 ft / 735.00 ft x 100.00 ft x 30.00 ft (normal load)
224.03 m / 224.03 m x 30.48 m x 9.14 m
Armament:
8 - 15.00" / 381 mm guns (4x2 guns), 1,920.00lbs / 870.90kg shells, 1912 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, evenly spread, 2 raised mounts - superfiring
2 - 15.00" / 381 mm guns (1x2 guns), 1,920.00lbs / 870.90kg shells, 1912 Model
Breech loading guns in a turret (on a barbette)
on centreline amidships
14 - 6.00" / 152 mm guns in single mounts, 100.00lbs / 45.36kg shells, 1912 Model
Quick firing guns in casemate mounts
on side, evenly spread, 6 raised mounts
2 - 4.00" / 102 mm guns in single mounts, 32.00lbs / 14.51kg shells, 1912 Model
Anti-aircraft guns in deck mounts with hoists
on side, all amidships, all raised mounts - superfiring
Weight of broadside 20,664 lbs / 9,373 kg
Shells per gun, main battery: 80
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 6.00" / 152 mm 550.00 ft / 167.64 m 16.00 ft / 4.88 m
Ends: 4.00" / 102 mm 185.00 ft / 56.39 m 12.00 ft / 3.66 m
Main Belt covers 115 % of normal length
- Torpedo Bulkhead:
2.00" / 51 mm 550.00 ft / 167.64 m 29.00 ft / 8.84 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 8.00" / 203 mm 5.00" / 127 mm 8.00" / 203 mm
2nd: 4.00" / 102 mm 4.00" / 102 mm 4.00" / 102 mm
- Armour deck: 3.00" / 76 mm, Conning tower: 8.00" / 203 mm
Machinery:
Oil fired boilers, steam turbines,
Direct drive, 4 shafts, 139,483 shp / 104,055 Kw = 30.00 kts
Range 6,000nm at 15.00 kts
Bunker at max displacement = 3,203 tons
Complement:
1,286 - 1,672
Cost:
£3.668 million / $14.671 million
Distribution of weights at normal displacement:
Armament: 2,306 tons, 6.5 %
Armour: 8,941 tons, 25.4 %
- Belts: 2,536 tons, 7.2 %
- Torpedo bulkhead: 1,180 tons, 3.3 %
- Armament: 2,167 tons, 6.1 %
- Armour Deck: 2,872 tons, 8.1 %
- Conning Tower: 185 tons, 0.5 %
Machinery: 4,403 tons, 12.5 %
Hull, fittings & equipment: 16,175 tons, 45.9 %
Fuel, ammunition & stores: 3,425 tons, 9.7 %
Miscellaneous weights: 0 tons, 0.0 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
41,454 lbs / 18,803 Kg = 24.6 x 15.0 " / 381 mm shells or 5.8 torpedoes
Stability (Unstable if below 1.00): 1.12
Metacentric height 6.2 ft / 1.9 m
Roll period: 16.9 seconds
Steadiness - As gun platform (Average = 50 %): 53 %
- Recoil effect (Restricted arc if above 1.00): 0.95
Seaboat quality (Average = 1.00): 1.07
Hull form characteristics:
Hull has rise forward of midbreak
Block coefficient: 0.560
Length to Beam Ratio: 7.35 : 1
'Natural speed' for length: 27.11 kts
Power going to wave formation at top speed: 54 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): -2.00 degrees
Stern overhang: -1.00 ft / -0.30 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 31.00 ft / 9.45 m
- Forecastle (20 %): 26.00 ft / 7.92 m
- Mid (67 %): 26.00 ft / 7.92 m (18.00 ft / 5.49 m aft of break)
- Quarterdeck (15 %): 18.00 ft / 5.49 m
- Stern: 18.00 ft / 5.49 m
- Average freeboard: 23.76 ft / 7.24 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 111.7 %
- Above water (accommodation/working, high = better): 182.3 %
Waterplane Area: 51,755 Square feet or 4,808 Square metres
Displacement factor (Displacement / loading): 97 %
Structure weight / hull surface area: 219 lbs/sq ft or 1,070 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.95
- Longitudinal: 1.52
- Overall: 1.00
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is excellent
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Thursday, November 10, 2005
A Super Lion "lite"
I was able to get a light version of the Super Lion to a point where the characteristics were acceptable. I wanted 6in armour, 30 knots, 10-15in, 14-6in, 2-4in AA guns, and a reasonable range. To achieve an acceptable design, the beam grew to 100ft. The issue was the recoil from the 10-15in gun broadside. Springsharp is concerned about such things, so therefore, I am. I was able to keep the displacement down to the range I wanted. This is the Springsharp report (if you see any issues, I would appreciate knowing):
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