Project 1932CA [1932] (Jayu)

Project 1932 CA, Jayu Heavy Cruiser laid down 1932

Displacement:
	11,072 t light; 11,814 t standard; 12,410 t normal; 12,886 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(580.01 ft / 574.15 ft) x 65.62 ft x (22.97 / 23.60 ft)
	(176.79 m / 175.00 m) x 20.00 m  x (7.00 / 7.19 m)

Armament:
      9 - 8.74" / 222 mm 50.0 cal guns - 391.92lbs / 177.77kg shells, 175 per gun
	  Breech loading guns in turret on barbette mounts, 1930 Model
	  3 x 3-gun mounts on centreline ends, majority forward
		1 raised mount - superfiring
      12 - 4.37" / 111 mm 50.0 cal guns - 48.99lbs / 22.22kg shells, 400 per gun
	  Quick firing guns in deck and hoist mounts, 1930 Model
	  4 x Triple mounts on sides, evenly spread
      4 - 3.03" / 77.0 mm 50.0 cal guns - 14.75lbs / 6.69kg shells, 600 per gun
	  Anti-air guns in deck mounts, 1930 Model
	  4 x Single mounts on sides, evenly spread
		4 raised mounts
      8 - 0.44" / 11.1 mm 50.0 cal guns - 0.04lbs / 0.02kg shells, 1,500 per gun
	  Anti-air guns in deck mounts, 1930 Model
	  8 x Single mounts on sides, evenly spread
      Weight of broadside 4,174 lbs / 1,894 kg
      Main Torpedoes
      12 - 26.2" / 666 mm, 32.81 ft / 10.00 m torpedoes - 3.193 t each, 38.317 t total
	In 4 sets of deck mounted side rotating tubes

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	6.10" / 155 mm	373.20 ft / 113.75 m	9.71 ft / 2.96 m
	Ends:	Unarmoured
	  Main Belt covers 100 % of normal length
	  Main Belt inclined -10.00 degrees (positive = in)

   - Torpedo Bulkhead - Additional damage containing bulkheads:
		2.17" / 55 mm	373.20 ft / 113.75 m	20.21 ft / 6.16 m
	Beam between torpedo bulkheads 52.49 ft / 16.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	6.54" / 166 mm	4.37" / 111 mm		4.37" / 111 mm
	2nd:	2.17" / 55 mm	2.17" / 55 mm		2.17" / 55 mm
	3rd:	0.44" / 11 mm	      -			      -
	4th:	0.44" / 11 mm	      -			      -

   - Armoured deck - multiple decks:
	For and Aft decks: 2.17" / 55 mm
	Forecastle: 2.17" / 55 mm  Quarter deck: 2.17" / 55 mm

   - Conning towers: Forward 6.10" / 155 mm, Aft 0.00" / 0 mm

Machinery:
	Oil fired boilers, steam turbines,
	Geared drive, 2 shafts, 61,116 shp / 45,593 Kw = 29.40 kts
	Range 5,000nm at 13.00 kts
	Bunker at max displacement = 1,072 tons

Complement:
	587 - 764

Cost:
	£4.687 million / $18.746 million

Distribution of weights at normal displacement:
	Armament: 1,205 tons, 9.7 %
	   - Guns: 1,129 tons, 9.1 %
	   - Weapons: 77 tons, 0.6 %
	Armour: 3,283 tons, 26.5 %
	   - Belts: 923 tons, 7.4 %
	   - Torpedo bulkhead: 604 tons, 4.9 %
	   - Armament: 629 tons, 5.1 %
	   - Armour Deck: 1,056 tons, 8.5 %
	   - Conning Tower: 70 tons, 0.6 %
	Machinery: 1,804 tons, 14.5 %
	Hull, fittings & equipment: 4,630 tons, 37.3 %
	Fuel, ammunition & stores: 1,337 tons, 10.8 %
	Miscellaneous weights: 150 tons, 1.2 %
	   - Hull below water: 100 tons
	   - On freeboard deck: 50 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  17,912 lbs / 8,125 Kg = 53.7 x 8.7 " / 222 mm shells or 1.2 torpedoes
	Stability (Unstable if below 1.00): 1.05
	Metacentric height 2.9 ft / 0.9 m
	Roll period: 16.1 seconds
	Steadiness	- As gun platform (Average = 50 %): 60 %
			- Recoil effect (Restricted arc if above 1.00): 0.93
	Seaboat quality  (Average = 1.00): 1.21

Hull form characteristics:
	Hull has a flush deck,
	  a straight bulbous bow and large transom stern
	Block coefficient (normal/deep): 0.502 / 0.507
	Length to Beam Ratio: 8.75 : 1
	'Natural speed' for length: 27.63 kts
	Power going to wave formation at top speed: 55 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): 5.00 degrees
	Stern overhang: 3.28 ft / 1.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	20.00 %,  29.53 ft / 9.00 m,  23.62 ft / 7.20 m
	   - Forward deck:	30.00 %,  23.62 ft / 7.20 m,  19.69 ft / 6.00 m
	   - Aft deck:	35.00 %,  19.69 ft / 6.00 m,  19.69 ft / 6.00 m
	   - Quarter deck:	15.00 %,  19.69 ft / 6.00 m,  19.69 ft / 6.00 m
	   - Average freeboard:		21.54 ft / 6.56 m

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 98.9 %
		- Above water (accommodation/working, high = better): 168.0 %
	Waterplane Area: 26,152 Square feet or 2,430 Square metres
	Displacement factor (Displacement / loading): 115 %
	Structure weight / hull surface area: 129 lbs/sq ft or 628 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.93
		- Longitudinal: 1.80
		- Overall: 1.00
	Adequate machinery, storage, compartmentation space
	Excellent accommodation and workspace room
	Good seaboat, rides out heavy weather easily

Additional Weights:
=========================
-Heavy Crane (25 Tons)
-Air Compressed Catapult (25 Tons)
-2 Planes and Hangars (2*(30+20))

Made using Carb's light cruiser engine calculator; actual speed is 35 knots (engine factor=.84).