Esc Battleship Ersatz Lyn

[ledeper]

Ersatz Lyn, Esc BB laid down 1916 (Engine 1914)

Displacement:
   30.500 t light; 32.274 t standard; 35.232 t normal; 37.598 t full load

Dimensions: Length overall / water x beam x draught
   720,33 ft / 716,86 ft x 103,35 ft x 29,04 ft (normal load)
   219,56 m / 218,50 m x 31,50 m  x 8,85 m

Armament:
      9 - 14,96" / 380 mm guns (3x3 guns), 1.674,25lbs / 759,43kg shells, 1916 Model
     Breech loading guns in turrets (on barbettes)
     on centreline, evenly spread
     Aft Main mounts separated by engine room
      20 - 5,91" / 150 mm guns (10x2 guns), 102,98lbs / 46,71kg shells, 1916 Model
     Quick firing guns in deck mounts with hoists
     on side, evenly spread, 4 raised mounts
      10 - 1,57" / 40,0 mm guns (4 mounts), 1,95lbs / 0,89kg shells, 1916 Model
     Anti-aircraft guns in deck mounts
     on side, evenly spread
   Weight of broadside 17.147 lbs / 7.778 kg
   Shells per gun, main battery: 110

Armour:
   - Belts:      Width (max)   Length (avg)      Height (avg)
   Main:   11,8" / 300 mm   537,66 ft / 163,88 m   14,17 ft / 4,32 m
   Ends:   Unarmoured
   Upper:   5,91" / 150 mm   537,66 ft / 163,88 m   8,01 ft / 2,44 m
     Main Belt covers 115 % of normal length

   - Torpedo Bulkhead:
      1,97" / 50 mm   537,66 ft / 163,88 m   28,02 ft / 8,54 m

   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   11,8" / 300 mm   5,91" / 150 mm      11,8" / 300 mm
   2nd:   0,98" / 25 mm         -               -

   - Armour deck: 3,94" / 100 mm, Conning tower: 11,81" / 300 mm

Machinery:
   Oil fired boilers, steam turbines,
   Electric cruising motors plus geared drives, 4 shafts, 70.027 shp / 52.240 Kw = 25,00 kts
   Range 9.000nm at 14,00 kts
   Bunker at max displacement = 5.324 tons

Complement:
   1.285 - 1.671

Cost:
   £5,311 million / $21,244 million

Distribution of weights at normal displacement:
   Armament: 2.143 tons, 6,1 %
   Armour: 12.033 tons, 34,2 %
      - Belts: 4.849 tons, 13,8 %
      - Torpedo bulkhead: 1.097 tons, 3,1 %
      - Armament: 1.965 tons, 5,6 %
      - Armour Deck: 3.849 tons, 10,9 %
      - Conning Tower: 273 tons, 0,8 %
   Machinery: 2.697 tons, 7,7 %
   Hull, fittings & equipment: 12.976 tons, 36,8 %
   Fuel, ammunition & stores: 4.732 tons, 13,4 %
   Miscellaneous weights: 650 tons, 1,8 %

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     45.425 lbs / 20.605 Kg = 27,1 x 15,0 " / 380 mm shells or 7,5 torpedoes
   Stability (Unstable if below 1.00): 1,24
   Metacentric height 7,7 ft / 2,4 m
   Roll period: 15,6 seconds
   Steadiness   - As gun platform (Average = 50 %): 58 %
         - Recoil effect (Restricted arc if above 1.00): 0,42
   Seaboat quality  (Average = 1.00): 1,16

Hull form characteristics:
   Hull has raised forecastle
   Block coefficient: 0,573
   Length to Beam Ratio: 6,94 : 1
   'Natural speed' for length: 26,77 kts
   Power going to wave formation at top speed: 45 %
   Trim (Max stability = 0, Max steadiness = 100): 50
   Bow angle (Positive = bow angles forward): 10,00 degrees
   Stern overhang: 0,00 ft / 0,00 m
   Freeboard (% = measuring location as a percentage of overall length):
      - Stem:      19,69 ft / 6,00 m
      - Forecastle (10 %):   18,73 ft / 5,71 m (16,40 ft / 5,00 m aft of break)
      - Mid (50 %):      16,40 ft / 5,00 m
      - Quarterdeck (15 %):   16,40 ft / 5,00 m
      - Stern:      16,40 ft / 5,00 m
      - Average freeboard:   16,68 ft / 5,08 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 90,7 %
      - Above water (accommodation/working, high = better): 128,5 %
   Waterplane Area: 52.844 Square feet or 4.909 Square metres
   Displacement factor (Displacement / loading): 100 %
   Structure weight / hull surface area: 188 lbs/sq ft or 918 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0,99
      - Longitudinal: 1,05
      - Overall: 1,00
   Hull space for machinery, storage, compartmentation is adequate
   Room for accommodation and workspaces is excellent

Main belt Outward slope 15 dg
Misc :
2x FC 500 tns
Radar 50 tns
L/R W/L 50 tns
Nigth figthing gear 50 tns