(1880) Gloire Class - LB

-- Overview --
Class of three ships: Gloire, Valmy, and Suffren. Built from January 1880 to June 1881. Represented the first "conventional" turreted battleship to be built by Celtica.
-- Design --
Gloire Class, Celtica BB laid down 1880
Displacement:
   8,655 t light; 9,102 t standard; 9,909 t normal; 10,554 t full load
Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (340.00 ft / 340.00 ft) x 68.00 ft x (25.00 / 26.34 ft)
   (103.63 m / 103.63 m) x 20.73 m  x (7.62 / 8.03 m)
Armament:
     4 - 12.99" / 330 mm 30.0 cal guns - 999.99lbs / 453.59kg shells, 60 per gun
     Breech loading guns in turret on barbette mounts, 1880 Model
     2 x 2-gun mounts on centreline ends, evenly spread
     12 - 5.91" / 150 mm 35.0 cal guns - 80.01lbs / 36.29kg shells, 150 per gun
     Quick firing guns in casemate mounts, 1880 Model
     12 x Single mounts on sides, evenly spread
     12 - 3.54" / 90.0 mm 40.0 cal guns - 20.00lbs / 9.07kg shells, 250 per gun
     Quick firing guns in deck mounts, 1880 Model
     12 x Single mounts on sides, evenly spread
       12 raised mounts
     4 - 1.57" / 40.0 mm 40.0 cal guns - 2.01lbs / 0.91kg shells, 400 per gun
     Quick firing guns in deck mounts, 1880 Model
     4 x Single mounts on sides, evenly spread
       4 raised mounts
     Weight of broadside 5,208 lbs / 2,362 kg
     Main Torpedoes
     4 - 17.7" / 450 mm, 9.84 ft / 3.00 m torpedoes - 0.159 t each, 0.637 t total
   submerged side tubes
Armour:
  - Belts:        Width (max)    Length (avg)        Height (avg)
   Main:    13.0" / 330 mm    204.00 ft / 62.18 m    9.50 ft / 2.90 m
   Ends:    5.00" / 127 mm    136.00 ft / 41.45 m    9.50 ft / 2.90 m
   Upper:    5.00" / 127 mm    170.00 ft / 51.82 m    7.50 ft / 2.29 m
     Main Belt covers 92 % of normal length
  - Torpedo Bulkhead - Strengthened structural bulkheads:
       1.00" / 25 mm    204.00 ft / 62.18 m    25.00 ft / 7.62 m
   Beam between torpedo bulkheads 61.10 ft / 18.62 m
  - Gun armour:    Face (max)    Other gunhouse (avg)    Barbette/hoist (max)
   Main:    13.0" / 330 mm    6.00" / 152 mm        13.0" / 330 mm
   2nd:    5.00" / 127 mm    1.00" / 25 mm        1.00" / 25 mm
   3rd:    1.00" / 25 mm          -                  -
  - Protected deck - multiple decks:
   For and Aft decks: 2.04" / 52 mm
   Forecastle: 1.04" / 26 mm  Quarter deck: 1.04" / 26 mm
  - Conning towers: Forward 13.00" / 330 mm, Aft 0.00" / 0 mm
Machinery:
   Coal fired boilers, simple reciprocating steam engines, 
   Direct drive, 2 shafts, 8,205 ihp / 6,121 Kw = 16.00 kts
   Range 3,602nm at 10.00 kts
   Bunker at max displacement = 1,452 tons (100% coal)
Complement:
   496 - 645
Cost:
   £0.822 million / $3.288 million
Distribution of weights at normal displacement:
   Armament: 713 tons, 7.2 %
      - Guns: 711 tons, 7.2 %
      - Weapons: 1 tons, 0.0 %
   Armour: 3,326 tons, 33.6 %
      - Belts: 1,724 tons, 17.4 %
      - Torpedo bulkhead: 189 tons, 1.9 %
      - Armament: 714 tons, 7.2 %
      - Armour Deck: 571 tons, 5.8 %
      - Conning Tower: 129 tons, 1.3 %
   Machinery: 1,695 tons, 17.1 %
   Hull, fittings & equipment: 2,921 tons, 29.5 %
   Fuel, ammunition & stores: 1,253 tons, 12.7 %
   Miscellaneous weights: 0 tons, 0.0 %
Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     8,544 lbs / 3,876 Kg = 9.2 x 13.0 " / 330 mm shells or 16.7 torpedoes
   Stability (Unstable if below 1.00): 1.42
   Metacentric height 5.2 ft / 1.6 m
   Roll period: 12.6 seconds
   Steadiness    - As gun platform (Average = 50 %): 50 %
           - Recoil effect (Restricted arc if above 1.00): 0.26
   Seaboat quality  (Average = 1.00): 1.00
Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.600 / 0.607
   Length to Beam Ratio: 5.00 : 1
   'Natural speed' for length: 18.44 kts
   Power going to wave formation at top speed: 47 %
   Trim (Max stability = 0, Max steadiness = 100): 50
   Bow angle (Positive = bow angles forward): 0.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
               Fore end,     Aft end
      - Forecastle:    20.00 %,  8.50 ft / 2.59 m,  8.50 ft / 2.59 m
      - Forward deck:    30.00 %,  8.50 ft / 2.59 m,  8.50 ft / 2.59 m
      - Aft deck:    30.00 %,  8.50 ft / 2.59 m,  8.50 ft / 2.59 m
      - Quarter deck:    20.00 %,  8.50 ft / 2.59 m,  8.50 ft / 2.59 m
      - Average freeboard:        8.50 ft / 2.59 m
   Ship tends to be wet forward
Ship space, strength and comments:
   Space    - Hull below water (magazines/engines, low = better): 92.2 %
       - Above water (accommodation/working, high = better): 55.2 %
   Waterplane Area: 16,910 Square feet or 1,571 Square metres
   Displacement factor (Displacement / loading): 105 %
   Structure weight / hull surface area: 153 lbs/sq ft or 747 Kg/sq metre
   Hull strength (Relative):
       - Cross-sectional: 0.93
       - Longitudinal: 1.89
       - Overall: 1.00
   Adequate machinery, storage, compartmentation space
   Cramped accommodation and workspace room
Armament:
33cm/30 model 1880
15cm/35 model 1880
9cm/40 model 1880
4cm/40 model 1880
45cm/3 model 1880
Armor:
Main belt extends 1' below waterline
1" protected deck & slopes plus 0.5" battery and upper decks