Qi Shien-Class Protected Cruiser, 1902 Refit [1888] (Taishe)

Qi Shien-Class (1902 Refit), Taishe Dynasty Protected Cruiser laid down 1888

Displacement:
	6,160 t light; 6,700 t standard; 8,201 t normal; 9,402 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(341.21 ft / 328.08 ft) x 59.06 ft x (22.97 / 25.81 ft)
	(104.00 m / 100.00 m) x 18.00 m  x (7.00 / 7.87 m)

Armament:
      4 - 8.27" / 210 mm 45.0 cal guns - 284.97lbs / 129.26kg shells, 100 per gun
	  Breech loading guns in turret on barbette mounts, 1892 Model
	  2 x Twin mounts on centreline, evenly spread
      14 - 5.91" / 150 mm 47.0 cal guns - 107.12lbs / 48.59kg shells, 200 per gun
	  Quick firing guns in casemate mounts, 1894 Model
	  14 x Single mounts on sides, evenly spread
		14 hull mounts in casemates- Limited use in heavy seas
      10 - 5.91" / 150 mm 47.0 cal guns - 107.12lbs / 48.59kg shells, 200 per gun
	  Quick firing guns in casemate mounts, 1894 Model
	  10 x Single mounts on sides, evenly spread
      12 - 2.95" / 75.0 mm 45.0 cal guns - 12.99lbs / 5.89kg shells, 300 per gun
	  Quick firing guns in casemate mounts, 1894 Model
	  12 x Single mounts on sides, evenly spread
		12 raised mounts
      8 - 0.98" / 25.0 mm 55.0 cal guns - 0.51lbs / 0.23kg shells, 500 per gun
	  Quick firing guns in deck mounts, 1898 Model
	  8 x Single mounts on centreline, evenly spread
		8 double raised mounts
      Weight of broadside 3,871 lbs / 1,756 kg
      Main Torpedoes
      4 - 15.0" / 380 mm, 6.56 ft / 2.00 m torpedoes - 0.104 t each, 0.416 t total
	submerged bow & stern tubes
      2nd Torpedoes
      4 - 15.0" / 380 mm, 6.56 ft / 2.00 m torpedoes - 0.104 t each, 0.416 t total
	below water reloads

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

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		2.95" / 75 mm	229.66 ft / 70.00 m	22.01 ft / 6.71 m
	Beam between torpedo bulkheads 39.37 ft / 12.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	7.87" / 200 mm	5.91" / 150 mm		7.87" / 200 mm
	2nd:	2.95" / 75 mm	1.97" / 50 mm		2.95" / 75 mm
	3rd:	2.95" / 75 mm	0.98" / 25 mm		2.95" / 75 mm
	4th:	0.98" / 25 mm	      -			2.95" / 75 mm

   - Protected deck - single deck:
	For and Aft decks: 5.91" / 150 mm
	Forecastle: 3.94" / 100 mm  Quarter deck: 3.94" / 100 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, 5,368 ihp / 4,005 Kw = 15.00 kts
	Range 10,000nm at 10.00 kts
	Bunker at max displacement = 2,702 tons (100% coal)

Complement:
	430 - 560

Cost:
	£0.599 million / $2.398 million

Distribution of weights at normal displacement:
	Armament: 745 tons, 9.1 %
	   - Guns: 744 tons, 9.1 %
	   - Weapons: 1 tons, 0.0 %
	Armour: 2,710 tons, 33.0 %
	   - Torpedo bulkhead: 552 tons, 6.7 %
	   - Armament: 580 tons, 7.1 %
	   - Armour Deck: 1,526 tons, 18.6 %
	   - Conning Tower: 52 tons, 0.6 %
	Machinery: 1,012 tons, 12.3 %
	Hull, fittings & equipment: 1,593 tons, 19.4 %
	Fuel, ammunition & stores: 2,041 tons, 24.9 %
	Miscellaneous weights: 100 tons, 1.2 %
	   - Above deck: 100 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  12,805 lbs / 5,808 Kg = 46.7 x 8.3 " / 210 mm shells or 33.3 torpedoes
	Stability (Unstable if below 1.00): 1.45
	Metacentric height 4.3 ft / 1.3 m
	Roll period: 11.9 seconds
	Steadiness	- As gun platform (Average = 50 %): 100 %
			- Recoil effect (Restricted arc if above 1.00): 0.69
	Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
	Hull has a flush deck,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.645 / 0.658
	Length to Beam Ratio: 5.56 : 1
	'Natural speed' for length: 18.11 kts
	Power going to wave formation at top speed: 44 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -4.00 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 %,  22.97 ft / 7.00 m,  19.69 ft / 6.00 m
	   - Forward deck:	30.00 %,  19.69 ft / 6.00 m,  16.40 ft / 5.00 m
	   - Aft deck:	35.00 %,  16.40 ft / 5.00 m,  16.40 ft / 5.00 m
	   - Quarter deck:	15.00 %,  16.40 ft / 5.00 m,  16.40 ft / 5.00 m
	   - Average freeboard:		17.81 ft / 5.43 m

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 105.8 %
		- Above water (accommodation/working, high = better): 112.3 %
	Waterplane Area: 14,774 Square feet or 1,373 Square metres
	Displacement factor (Displacement / loading): 115 %
	Structure weight / hull surface area: 113 lbs/sq ft or 549 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.88
		- Longitudinal: 3.41
		- 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