Ger/CB/1937 14in, Germany Battlecruiser laid down 1937 Displacement: 31,676 t light; 33,079 t standard; 34,767 t normal; 36,118 t full load Dimensions: Length overall / water x beam x draught 757.52 ft / 754.00 ft x 104.00 ft x 28.00 ft (normal load) 230.89 m / 229.82 m x 31.70 m x 8.53 m Armament: 9 - 14.00" / 356 mm guns (3x3 guns), 1,372.00lbs / 622.33kg shells, 1937 Model Breech loading guns in turrets (on barbettes) on centreline ends, majority forward, 1 raised mount - superfiring 24 - 5.00" / 127 mm guns (12x2 guns), 62.50lbs / 28.35kg shells, 1937 Model Dual purpose guns in turrets (on barbettes) on side, all amidships Weight of broadside 13,848 lbs / 6,281 kg Shells per gun, main battery: 90 Armour: - Belts: Width (max) Length (avg) Height (avg) Main: 12.0" / 305 mm 500.00 ft / 152.40 m 17.00 ft / 5.18 m Ends: Unarmoured Main Belt covers 102 % of normal length - Torpedo Bulkhead: 2.00" / 51 mm 500.00 ft / 152.40 m 28.00 ft / 8.53 m - Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max) Main: 12.0" / 305 mm 8.00" / 203 mm 12.0" / 305 mm 2nd: 5.00" / 127 mm 5.00" / 127 mm 5.00" / 127 mm - Armour deck: 4.00" / 102 mm, Conning tower: 12.00" / 305 mm Machinery: Oil fired boilers, steam turbines, Geared drive, 4 shafts, 104,863 shp / 78,228 Kw = 28.00 kts Range 6,250nm at 15.00 kts Bunker at max displacement = 3,039 tons Complement: 1,272 - 1,654 Cost: £16.198 million / $64.791 million Distribution of weights at normal displacement: Armament: 1,731 tons, 5.0 % Armour: 12,968 tons, 37.3 % - Belts: 4,373 tons, 12.6 % - Torpedo bulkhead: 1,036 tons, 3.0 % - Armament: 3,219 tons, 9.3 % - Armour Deck: 4,066 tons, 11.7 % - Conning Tower: 275 tons, 0.8 % Machinery: 2,906 tons, 8.4 % Hull, fittings & equipment: 14,070 tons, 40.5 % Fuel, ammunition & stores: 3,091 tons, 8.9 % Miscellaneous weights: 0 tons, 0.0 % Overall survivability and seakeeping ability: Survivability (Non-critical penetrating hits needed to sink ship): 54,678 lbs / 24,802 Kg = 39.9 x 14.0 " / 356 mm shells or 9.4 torpedoes Stability (Unstable if below 1.00): 1.16 Metacentric height 7.0 ft / 2.1 m Roll period: 16.6 seconds Steadiness - As gun platform (Average = 50 %): 57 % - Recoil effect (Restricted arc if above 1.00): 0.47 Seaboat quality (Average = 1.00): 1.15 Hull form characteristics: Hull has a flush deck Block coefficient: 0.554 Length to Beam Ratio: 7.25 : 1 'Natural speed' for length: 27.46 kts Power going to wave formation at top speed: 49 % Trim (Max stability = 0, Max steadiness = 100): 50 Bow angle (Positive = bow angles forward): 3.00 degrees Stern overhang: 2.00 ft / 0.61 m Freeboard (% = measuring location as a percentage of overall length): - Stem: 29.00 ft / 8.84 m - Forecastle (20 %): 20.00 ft / 6.10 m - Mid (50 %): 20.00 ft / 6.10 m - Quarterdeck (15 %): 20.00 ft / 6.10 m - Stern: 20.00 ft / 6.10 m - Average freeboard: 20.72 ft / 6.32 m Ship tends to be wet forward Ship space, strength and comments: Space - Hull below water (magazines/engines, low = better): 80.3 % - Above water (accommodation/working, high = better): 164.5 % Waterplane Area: 54,942 Square feet or 5,104 Square metres Displacement factor (Displacement / loading): 107 % Structure weight / hull surface area: 190 lbs/sq ft or 930 Kg/sq metre Hull strength (Relative): - Cross-sectional: 0.98 - Longitudinal: 1.14 - Overall: 1.00 Hull space for machinery, storage, compartmentation is excellent Room for accommodation and workspaces is excellent
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Friday, October 07, 2005
The real Ger/CB/1937 14in still works pretty well
The real Ger/CB/1937 14in specification works well in Springsharp. The only knock on it is that it "tends to be wet forward". I converted the 15in Springsharp to the 14in version, and found that it worked "out of the box". I reduced the belt length, as it was longer than needed and raised the freeboard. That necessitated reducing the range. That may have been a waste, as I did not change the "wet forward" complaint. This is the Springsharp report:
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