Ger/BB/1907, Germany Battleship laid down 1907 (Engine 1909)
Displacement:
23,045 t light; 23,941 t standard; 26,598 t normal; 28,724 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
(628.00 ft / 620.00 ft) x 105.00 ft x (26.00 / 27.64 ft)
(191.41 m / 188.98 m) x 32.00 m x (7.92 / 8.42 m)
Armament:
8 - 12.00" / 305 mm 50.0 cal guns - 910.00lbs / 412.77kg shells, 90 per gun
Quick firing guns in turret on barbette mounts , 1907 Model
2 x Single mounts on centreline, evenly spread
2 raised mounts
2 x Single mounts on sides, forward evenly spread
Aft Main mounts separated by engine room
12 - 4.00" / 102 mm 50.0 cal guns - 33.88lbs / 15.37kg shells, 0 per gun
Quick firing guns in deck and hoist mounts , 1907 Model
12 x Twin mounts on sides, evenly spread
Weight of broadside 7,687 lbs / 7,687 kg
2 - 18.0" / 457 mm above water torpedoes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 13.0" / 330 mm 330.00 ft / 100.58 m 8.00 ft / 2.44 m
Ends: Unarmoured
Upper: 8.00" / 203 mm 330.00 ft / 100.58 m 8.00 ft / 2.44 m
Main Belt covers 82 % of normal length
Main belt does not fully cover magazines and engineering spaces
- Torpedo Bulkhead:
1.50" / 38 mm 330.00 ft / 100.58 m 26.00 ft / 7.92 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 13.0" / 330 mm 8.00" / 203 mm 10.0" / 254 mm
2nd: 4.00" / 102 mm 1.00" / 25 mm 4.00" / 102 mm
- Armour deck: 3.00" / 76 mm, Conning tower: 10.00" / 254 mm
Machinery:
Oil fired boilers, steam turbines,
Direct drive, 4 shafts, 84,887 shp / 63,325 Kw = 27.00 kts
Range 6,500nm at 15.00 kts
Bunker at max displacement = 4,782 tons
Complement:
1,040 - 1,353
Cost:
£2.149 million / $8.598 million
Distribution of weights at normal displacement:
Armament: 1,876 tons, 7.1 %
Armour: 7,890 tons, 29.7 %
- Belts: 2,568 tons, 9.7 %
- Torpedo bulkhead: 476 tons, 1.8 %
- Armament: 2,132 tons, 8.0 %
- Armour Deck: 2,522 tons, 9.5 %
- Conning Tower: 192 tons, 0.7 %
Machinery: 3,858 tons, 14.5 %
Hull, fittings & equipment: 10,342 tons, 38.9 %
Fuel, ammunition & stores: 3,553 tons, 13.4 %
Miscellaneous weights: 0 tons, 0.0 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
45,206 lbs / 20,505 Kg = 52.3 x 12.0 " / 305 mm shells or 6.8 torpedoes
Stability (Unstable if below 1.00): 1.33
Metacentric height 8.9 ft / 2.7 m
Roll period: 14.8 seconds
Steadiness - As gun platform (Average = 50 %): 64 %
- Recoil effect (Restricted arc if above 1.00): 0.31
Seaboat quality (Average = 1.00): 1.27
Hull form characteristics:
Hull has rise forward of midbreak,
a ram bow and a cruiser stern
Block coefficient (normal/deep): 0.550 / 0.559
Length to Beam Ratio: 5.90 : 1
'Natural speed' for length: 24.90 kts
Power going to wave formation at top speed: 55 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): -3.00 degrees
Stern overhang: -3.00 ft / -0.91 m
Freeboard (% = length of deck as a percentage of waterline length):
Fore end, Aft end
- Forecastle: 28.00 %, 28.00 ft / 8.53 m, 27.00 ft / 8.23 m
- Forward deck: 40.00 %, 27.00 ft / 8.23 m, 27.00 ft / 8.23 m
- Aft deck: 17.00 %, 19.00 ft / 5.79 m, 19.00 ft / 5.79 m
- Quarter deck: 15.00 %, 19.00 ft / 5.79 m, 20.00 ft / 6.10 m
- Average freeboard: 24.63 ft / 7.51 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 91.8 %
- Above water (accommodation/working, high = better): 201.6 %
Waterplane Area: 45,433 Square feet or 4,221 Square metres
Displacement factor (Displacement / loading): 114 %
Structure weight / hull surface area: 166 lbs/sq ft or 813 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.93
- Longitudinal: 1.79
- 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
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