Haica Haicayan-Class Ironclad [1866] (Zhuoteng)

Haica Haicayan-Class, Zhuoteng Empire Ironclad laid down 1866
Armoured Corvette (Central battery ironclad)

Displacement:
	3,803 t light; 4,100 t standard; 4,507 t normal; 4,832 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(272.31 ft / 262.47 ft) x 49.21 ft x (16.40 / 17.46 ft)
	(83.00 m / 80.00 m) x 15.00 m  x (5.00 / 5.32 m)

Armament:
      26 - 7.95" / 202 mm 15.0 cal guns - 179.24lbs / 81.30kg shells, 80 per gun
	  Muzzle loading guns in broadside mounts, 1866 Model
	  26 x Single mounts on sides, evenly spread
      Weight of broadside 4,660 lbs / 2,114 kg

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	13.0" / 330 mm	131.23 ft / 40.00 m	8.43 ft / 2.57 m
	Ends:	6.50" / 165 mm	131.20 ft / 39.99 m	8.43 ft / 2.57 m
	Upper:	4.53" / 115 mm	131.23 ft / 40.00 m	8.01 ft / 2.44 m
	  Main Belt covers 77 % of normal length

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		0.39" / 10 mm	131.23 ft / 40.00 m	16.08 ft / 4.90 m
	Beam between torpedo bulkheads 49.21 ft / 15.00 m

Machinery:
	Coal fired boilers, simple reciprocating steam engines,
	Direct drive, 2 shafts, 2,158 ihp / 1,610 Kw = 12.00 kts
	Range 1,000nm at 12.00 kts
	Bunker at max displacement = 732 tons (100% coal)

Complement:
	274 - 357

Cost:
	£0.287 million / $1.147 million

Distribution of weights at normal displacement:
	Armament: 196 tons, 4.3 %
	   - Guns: 196 tons, 4.3 %
	Armour: 1,241 tons, 27.5 %
	   - Belts: 1,210 tons, 26.9 %
	   - Torpedo bulkhead: 31 tons, 0.7 %
	Machinery: 580 tons, 12.9 %
	Hull, fittings & equipment: 1,786 tons, 39.6 %
	Fuel, ammunition & stores: 704 tons, 15.6 %
	Miscellaneous weights: 0 tons, 0.0 %

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  5,299 lbs / 2,404 Kg = 32.9 x 8.0 " / 202 mm shells or 1.8 torpedoes
	Stability (Unstable if below 1.00): 1.53
	Metacentric height 3.6 ft / 1.1 m
	Roll period: 11.0 seconds
	Steadiness	- As gun platform (Average = 50 %): 93 %
			- Recoil effect (Restricted arc if above 1.00): 0.82
	Seaboat quality  (Average = 1.00): 1.87

Hull form characteristics:
	Hull has a flush deck,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.744 / 0.750
	Length to Beam Ratio: 5.33 : 1
	'Natural speed' for length: 16.20 kts
	Power going to wave formation at top speed: 40 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -20.00 degrees
	Stern overhang: -3.28 ft / -1.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	25.00 %,  14.76 ft / 4.50 m,  13.12 ft / 4.00 m
	   - Forward deck:	30.00 %,  13.12 ft / 4.00 m,  11.48 ft / 3.50 m
	   - Aft deck:	20.00 %,  11.48 ft / 3.50 m,  11.48 ft / 3.50 m
	   - Quarter deck:	25.00 %,  11.48 ft / 3.50 m,  11.48 ft / 3.50 m
	   - Average freeboard:		12.30 ft / 3.75 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 61.1 %
		- Above water (accommodation/working, high = better): 89.6 %
	Waterplane Area: 10,762 Square feet or 1,000 Square metres
	Displacement factor (Displacement / loading): 146 %
	Structure weight / hull surface area: 126 lbs/sq ft or 617 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.91
		- Longitudinal: 2.44
		- Overall: 1.00
	Excellent machinery, storage, compartmentation space
	Cramped 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