HIMS Tornado (Citadon Assault Cruiser) 1929

HIMS Tornado, Citadon Empire Assault Cruiser (Storm-Class) laid down 1929

Displacement:
	11,978 t light; 12,714 t standard; 15,253 t normal; 17,284 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(595.92 ft / 583.99 ft) x 68.90 ft x (23.95 / 26.47 ft)
	(181.64 m / 178.00 m) x 21.00 m  x (7.30 / 8.07 m)

Armament:
      8 - 9.84" / 250 mm 52.0 cal guns - 509.08lbs / 230.92kg shells, 140 per gun
	  Breech loading guns in turret on barbette mounts, 1927 Model
	  2 x 3-gun mounts on centreline ends, evenly spread
	  1 x 2-gun mount on centreline, forward deck forward
		1 raised mount
      6 - 4.72" / 120 mm 50.0 cal guns - 50.71lbs / 23.00kg shells, 400 per gun
	  Quick firing guns in deck mounts, 1928 Model
	  6 x Single mounts on sides, evenly spread
      8 - 2.95" / 75.0 mm 45.0 cal guns - 13.23lbs / 6.00kg shells, 800 per gun
	  Anti-air guns in deck mounts, 1926 Model
	  8 x Single mounts on sides, evenly spread
		8 raised mounts
      Weight of broadside 4,483 lbs / 2,033 kg
      Main Torpedoes
      8 - 21.0" / 533 mm, 21.59 ft / 6.58 m torpedoes - 1.431 t each, 11.447 t total
	In 2 sets of deck mounted carriage/fixed tubes
      2nd Torpedoes
      8 - 21.0" / 533 mm, 21.59 ft / 6.58 m torpedoes - 1.431 t each, 11.447 t total
	In 4 sets of deck mounted reloads

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	3.54" / 90 mm	333.01 ft / 101.50 m	11.15 ft / 3.40 m
	Ends:	0.79" / 20 mm	250.98 ft / 76.50 m	11.15 ft / 3.40 m
	Upper:	1.97" / 50 mm	333.01 ft / 101.50 m	8.53 ft / 2.60 m
	  Main Belt covers 88% of normal length

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		2.36" / 60 mm	333.01 ft / 101.50 m	22.15 ft / 6.75 m
	Beam between torpedo bulkheads 68.90 ft / 21.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	7.87" / 200 mm	3.54" / 90 mm		7.87" / 200 mm
	2nd:	0.39" / 10 mm	      -			      -

   - Protected deck - single deck:
	For and Aft decks: 1.97" / 50 mm
	Forecastle: 0.79" / 20 mm  Quarter deck: 0.79" / 20 mm

Machinery:
	Diesel Internal combustion motors,  plus diesel motors,
	Geared drive, 2 shafts, 89,015 shp / 66,405 Kw = 30.00 kts
	Range 10,000nm at 18.00 kts
	Bunker at max displacement = 4,570 tons

Complement:
	686 - 892

Cost:
	£5.060 million / $20.241 million

Distribution of weights at normal displacement:
	Armament: 1,421 tons, 9.3%
	   - Guns: 1,392 tons, 9.1%
	   - Weapons: 29 tons, 0.2%
	Armour: 3,356 tons, 22.0%
	   - Belts: 887 tons, 5.8%
	   - Torpedo bulkhead: 645 tons, 4.2%
	   - Armament: 946 tons, 6.2%
	   - Armour Deck: 879 tons, 5.8%
	Machinery: 2,734 tons, 17.9%
	Hull, fittings & equipment: 4,402 tons, 28.9%
	Fuel, ammunition & stores: 3,275 tons, 21.5%
	Miscellaneous weights: 65 tons, 0.4%
	   - On freeboard deck: 25 tons
	   - Above deck: 40 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  19,904 lbs / 9,028 Kg = 41.7 x 9.8 " / 250 mm shells or 2.7 torpedoes
	Stability (Unstable if below 1.00): 1.14
	Metacentric height 3.7 ft / 1.1 m
	Roll period: 15.1 seconds
	Steadiness	- As gun platform (Average = 50 %): 54 %
			- Recoil effect (Restricted arc if above 1.00): 0.71
	Seaboat quality  (Average = 1.00): 1.08

Hull form characteristics:
	Hull has rise forward of midbreak,
	  a normal bow and a cruiser stern
	Block coefficient (normal/deep): 0.554 / 0.568
	Length to Beam Ratio: 8.48 : 1
	'Natural speed' for length: 24.17 kts
	Power going to wave formation at top speed: 57 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): 22.00 degrees
	Stern overhang: -5.91 ft / -1.80 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	23.50%,  29.53 ft / 9.00 m,  25.59 ft / 7.80 m
	   - Forward deck:	36.00%,  25.59 ft / 7.80 m,  23.62 ft / 7.20 m
	   - Aft deck:	21.00%,  15.75 ft / 4.80 m,  15.75 ft / 4.80 m
	   - Quarter deck:	19.50%,  15.75 ft / 4.80 m,  15.75 ft / 4.80 m
	   - Average freeboard:		21.62 ft / 6.59 m

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 86.9%
		- Above water (accommodation/working, high = better): 161.8%
	Waterplane Area: 28,185 Square feet or 2,619 Square metres
	Displacement factor (Displacement / loading): 115%
	Structure weight / hull surface area: 133 lbs/sq ft or 647 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.95
		- Longitudinal: 1.65
		- Overall: 1.00
	Adequate machinery, storage, compartmentation space
	Excellent accommodation and workspace room

----Misc Weight----
x1 Rotating Gunpowder Catapults: 20tons Above Deck
x1 Heavy Duty Cranes: 25tons On Deck
x1 Floatplane: 20tons Above Deck

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