CRNS Fluferri 1925 Heavy Cruiser

CRNS Fluferri, Calder Republic Heavy Cruiser laid down 1925 (Engine 1927)

Displacement:
	12,227 t light; 12,787 t standard; 13,400 t normal; 13,890 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(656.90 ft / 649.61 ft) x 73.82 ft x (22.97 / 23.54 ft)
	(200.22 m / 198.00 m) x 22.50 m  x (7.00 / 7.17 m)

Armament:
      8 - 8.27" / 210 mm 50.0 cal guns - 299.14lbs / 135.69kg shells, 135 per gun
	  Breech loading guns in turret on barbette mounts, 1925 Model
	  8 x 2-gun mounts on centreline ends, evenly spread
		2 raised mounts - superfiring
      8 - 5.12" / 130 mm 50.0 cal guns - 70.97lbs / 32.19kg shells, 300 per gun
	  Quick firing guns in deck mounts, 1907 Model
	  4 x Twin mounts on sides, evenly spread
      4 - 2.95" / 75.0 mm 50.0 cal guns - 13.63lbs / 6.18kg shells, 600 per gun
	  Anti-air guns in deck mounts, 1924 Model
	  4 x Single mounts on sides, evenly spread
      8 - 0.50" / 12.7 mm 45.0 cal guns - 0.06lbs / 0.03kg shells, 150 per gun
	  Breech loading guns in deck mounts, 1921 Model
	  2 x Quad mounts on sides amidships
      Weight of broadside 3,016 lbs / 1,368 kg
      Main Torpedoes
      8 - 21.0" / 533 mm, 23.10 ft / 7.04 m torpedoes - 1.504 t each, 12.032 t total
	In 2 sets of deck mounted side rotating tubes

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	3.94" / 100 mm	422.24 ft / 128.70 m	10.30 ft / 3.14 m
	Ends:	0.98" / 25 mm	227.33 ft / 69.29 m	10.30 ft / 3.14 m
	  Main Belt covers 100 % of normal length
	  Main Belt inclined -4.00 degrees (positive = in)

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		2.95" / 75 mm	422.24 ft / 128.70 m	17.39 ft / 5.30 m
	Beam between torpedo bulkheads 73.82 ft / 22.50 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	3.94" / 100 mm	1.97" / 50 mm		3.94" / 100 mm
	2nd:	0.98" / 25 mm	      -			      -

   - Box over machinery & magazines:
	1.97" / 50 mm
	Forecastle: 1.50" / 38 mm  Quarter deck: 1.50" / 38 mm

   - Conning towers: Forward 3.94" / 100 mm, Aft 0.00" / 0 mm

Machinery:
	Oil fired boilers, steam turbines,
	Geared drive, 4 shafts, 102,961 shp / 76,809 Kw = 32.60 kts
	Range 8,500nm at 10.00 kts
	Bunker at max displacement = 1,103 tons

Complement:
	622 - 809

Cost:
	£3.814 million / $15.256 million

Distribution of weights at normal displacement:
	Armament: 871 tons, 6.5 %
	   - Guns: 847 tons, 6.3 %
	   - Weapons: 24 tons, 0.2 %
	Armour: 3,497 tons, 26.1 %
	   - Belts: 794 tons, 5.9 %
	   - Torpedo bulkhead: 802 tons, 6.0 %
	   - Armament: 547 tons, 4.1 %
	   - Armour Deck: 1,306 tons, 9.7 %
	   - Conning Tower: 48 tons, 0.4 %
	Machinery: 3,250 tons, 24.3 %
	Hull, fittings & equipment: 4,538 tons, 33.9 %
	Fuel, ammunition & stores: 1,173 tons, 8.8 %
	Miscellaneous weights: 70 tons, 0.5 %
	   - Above deck: 70 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  17,957 lbs / 8,145 Kg = 63.5 x 8.3 " / 210 mm shells or 2.4 torpedoes
	Stability (Unstable if below 1.00): 1.19
	Metacentric height 4.4 ft / 1.3 m
	Roll period: 14.8 seconds
	Steadiness	- As gun platform (Average = 50 %): 65 %
			- Recoil effect (Restricted arc if above 1.00): 0.46
	Seaboat quality  (Average = 1.00): 1.29

Hull form characteristics:
	Hull has a flush deck,
	  a normal bow and a cruiser stern
	Block coefficient (normal/deep): 0.426 / 0.431
	Length to Beam Ratio: 8.80 : 1
	'Natural speed' for length: 25.49 kts
	Power going to wave formation at top speed: 54 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): 15.00 degrees
	Stern overhang: -1.64 ft / -0.50 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	17.50 %,  27.23 ft / 8.30 m,  22.97 ft / 7.00 m
	   - Forward deck:	26.00 %,  22.97 ft / 7.00 m,  22.31 ft / 6.80 m
	   - Aft deck:	39.00 %,  22.31 ft / 6.80 m,  22.31 ft / 6.80 m
	   - Quarter deck:	17.50 %,  22.31 ft / 6.80 m,  22.31 ft / 6.80 m
	   - Average freeboard:		22.81 ft / 6.95 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 98.9 %
		- Above water (accommodation/working, high = better): 202.4 %
	Waterplane Area: 30,024 Square feet or 2,789 Square metres
	Displacement factor (Displacement / loading): 105 %
	Structure weight / hull surface area: 124 lbs/sq ft or 607 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.95
		- Longitudinal: 1.56
		- Overall: 1.00
	Adequate machinery, storage, compartmentation space
	Excellent accommodation and workspace room
	Good seaboat, rides out heavy weather easily