Daiseppo-Class Protected Cruiser [1893] (Zhuoteng)

Daiseppo-Class, Zhuoteng Empire Protected Cruiser laid down 1893

Displacement:
	4,137 t light; 4,325 t standard; 5,494 t normal; 6,429 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(364.17 ft / 360.89 ft) x 59.06 ft x (16.40 / 18.60 ft)
	(111.00 m / 110.00 m) x 18.00 m  x (5.00 / 5.67 m)

Armament:
      4 - 5.91" / 150 mm 50.0 cal guns - 109.02lbs / 49.45kg shells, 150 per gun
	  Quick firing guns in turret on barbette mounts, 1892 Model
	  2 x Single mounts on centreline, evenly spread
	  2 x Single mounts on sides amidships
      16 - 3.54" / 90.0 mm 50.0 cal guns - 23.55lbs / 10.68kg shells, 200 per gun
	  Quick firing guns in deck and hoist mounts, 1890 Model
	  8 x Twin mounts on sides, evenly spread
      96 - 0.31" / 8.0 mm 90.0 cal guns - 0.02lbs / 0.01kg shells, 400 per gun
	  Muzzle loading guns in deck mounts, 1895 Model
	  12 x 2 row quad mounts on sides, evenly spread
      Weight of broadside 815 lbs / 369 kg
      Main Torpedoes
      4 - 16.5" / 420 mm, 13.12 ft / 4.00 m torpedoes - 0.320 t each, 1.282 t total
	In 4 sets of deck mounted carriage/fixed tubes
      2nd Torpedoes
      4 - 16.5" / 420 mm, 13.12 ft / 4.00 m torpedoes - 0.320 t each, 1.282 t total
	below water reloads

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Ends:	Unarmoured

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		0.98" / 25 mm	242.78 ft / 74.00 m	15.06 ft / 4.59 m
	Beam between torpedo bulkheads 55.77 ft / 17.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	5.12" / 130 mm	3.15" / 80 mm		3.94" / 100 mm
	2nd:	1.97" / 50 mm	1.97" / 50 mm		1.97" / 50 mm

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

   - Conning towers: Forward 5.91" / 150 mm, Aft 0.00" / 0 mm

Machinery:
	Coal fired boilers, complex reciprocating steam engines,
	Direct drive, 2 shafts, 7,840 ihp / 5,849 Kw = 18.00 kts
	Range 2,500nm at 18.00 kts
	Bunker at max displacement = 2,104 tons (100% coal)

Complement:
	318 - 414

Cost:
	£0.427 million / $1.707 million

Distribution of weights at normal displacement:
	Armament: 242 tons, 4.4 %
	   - Guns: 239 tons, 4.3 %
	   - Weapons: 3 tons, 0.1 %
	Armour: 979 tons, 17.8 %
	   - Torpedo bulkhead: 133 tons, 2.4 %
	   - Armament: 261 tons, 4.7 %
	   - Armour Deck: 546 tons, 9.9 %
	   - Conning Tower: 40 tons, 0.7 %
	Machinery: 1,375 tons, 25.0 %
	Hull, fittings & equipment: 1,540 tons, 28.0 %
	Fuel, ammunition & stores: 1,357 tons, 24.7 %
	Miscellaneous weights: 0 tons, 0.0 %

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  7,362 lbs / 3,339 Kg = 71.5 x 5.9 " / 150 mm shells or 6.2 torpedoes
	Stability (Unstable if below 1.00): 1.63
	Metacentric height 5.1 ft / 1.6 m
	Roll period: 11.0 seconds
	Steadiness	- As gun platform (Average = 50 %): 90 %
			- Recoil effect (Restricted arc if above 1.00): 0.16
	Seaboat quality  (Average = 1.00): 1.79

Hull form characteristics:
	Hull has a flush deck,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.550 / 0.567
	Length to Beam Ratio: 6.11 : 1
	'Natural speed' for length: 19.00 kts
	Power going to wave formation at top speed: 46 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -10.00 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 %,  16.40 ft / 5.00 m,  14.76 ft / 4.50 m
	   - Forward deck:	30.00 %,  14.76 ft / 4.50 m,  13.12 ft / 4.00 m
	   - Aft deck:	35.00 %,  13.12 ft / 4.00 m,  13.12 ft / 4.00 m
	   - Quarter deck:	15.00 %,  13.12 ft / 4.00 m,  13.12 ft / 4.00 m
	   - Average freeboard:		13.83 ft / 4.22 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 102.6 %
		- Above water (accommodation/working, high = better): 119.7 %
	Waterplane Area: 14,874 Square feet or 1,382 Square metres
	Displacement factor (Displacement / loading): 120 %
	Structure weight / hull surface area: 87 lbs/sq ft or 423 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.94
		- Longitudinal: 1.60
		- Overall: 1.00
	Adequate machinery, storage, compartmentation space
	Adequate accommodation and workspace room
	Ship has slow, easy roll, a good, steady gun platform
	Excellent seaboat, comfortable, can fire her guns in the heaviest weather